CN113117373A - Lutein ester extraction process - Google Patents
Lutein ester extraction process Download PDFInfo
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- CN113117373A CN113117373A CN202110426741.6A CN202110426741A CN113117373A CN 113117373 A CN113117373 A CN 113117373A CN 202110426741 A CN202110426741 A CN 202110426741A CN 113117373 A CN113117373 A CN 113117373A
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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
- B01D11/0253—Fluidised bed of solid materials
- B01D11/0257—Fluidised bed of solid materials using mixing mechanisms, e.g. stirrers, jets
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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
- B01D11/0288—Applications, solvents
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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
- B01D11/0292—Treatment of the solvent
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C403/00—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone
- C07C403/24—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone having side-chains substituted by six-membered non-aromatic rings, e.g. beta-carotene
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
- C07C2601/16—Systems containing only non-condensed rings with a six-membered ring the ring being unsaturated
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Abstract
The invention belongs to the technical field of effervescent tablet processing, and particularly relates to a lutein ester extraction process, which uses a lutein ester extraction device, wherein the lutein ester extraction device comprises a workbench, a mixing mechanism and a filtering mechanism, and the specific process of extracting lutein ester by adopting the lutein ester extraction device is as follows: introducing marigold flower granules into a mixing tank from a feed inlet at the upper end of the mixing tank, and adjusting the temperature in the mixing tank to be 20-70 ℃; and (3) introducing n-butane or acetone into the mixing tank, dissolving marigold flower granules, and starting a first motor to enable a mixing blade on the outer side of a driving shaft to stir the mixed solution for 0.5-5 hours. The invention enables the solution to intermittently carry out bidirectional conveying operation, and can clean the filter screen in the process of filtering the solution by matching with the intermittent start-stop mechanism, thereby reducing the accumulation of impurities on the filter screen and ensuring the stable operation of the filtering operation.
Description
Technical Field
The invention relates to the technical field of effervescent tablet processing, in particular to a lutein ester extraction process.
Background
In recent years, many people are under heavy working pressure and have a short pace of life, and people increasingly rely on video display terminal equipment such as computers and televisions for learning, working and entertainment, often use eyes excessively and do not pay attention to eye care, so that the vision is reduced, even various eye diseases are induced, and great harm is brought to the physical and mental health of people. At present, lutein ester effervescent tablets are more and more popular with people.
The method for extracting lutein ester is multiple, and generally, the extraction method is used, wherein the first step of the common extraction method is to dissolve marigold flower particles in n-butane or acetone, then stir and filter, extract filtrate and further process; however, the general extraction of the filtrate always operates by separating the agitation and filtration, which causes the following problems: 1. the stirring is mainly to enable the marigold flower grains to be uniformly dissolved so as to be capable of extracting an extracting solution with higher purity, but when the stirring and the filtering are separately operated, the marigold flower grain dissolving solution can be slowly precipitated at the moment of stopping stirring, so that the problem of nonuniform dissolution is caused; 2. during filtering, the solution is generally filtered by a fine filter screen, which easily causes the blockage of the fine filter screen, and causes the problems of slow filtering efficiency and uneven filtering.
To this end, we propose a lutein ester extraction process to solve the above problems.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a lutein ester extraction process.
In order to achieve the purpose, the invention adopts the following technical scheme:
a lutein ester extraction process uses a lutein ester extraction device, the lutein ester extraction device comprises a workbench, a mixing mechanism and a filtering mechanism, and the specific process when the lutein ester extraction device is adopted to extract lutein ester is as follows:
s1, introducing marigold flower particles into a mixing tank from a feed inlet at the upper end of the mixing tank, and adjusting the temperature in the mixing tank to be 20-70 ℃;
s2, introducing n-butane or acetone into the mixing tank, dissolving marigold flower grains, and starting a first motor to enable mixing blades on the outer side of a driving shaft to stir the mixed solution for 0.5-5 hours;
s3, after the effective components in the solution are fully extracted, filtering the solution to obtain an extracting solution, starting a second motor to enable the disc to do circular motion, and further enabling the round roller to generate upward acting force on the roller to enable the sealing plate to be in contact with the touch switch and open the electromagnetic control valve, so that the solution in the mixing tank smoothly flows into the bending pipe and finally falls onto the filter screen;
s4, when the filtration operation is carried out, the circular plate on the other side of the disc also carries out circular motion, and the plurality of cleaning brushes at the lower end of the circular plate can scrape the impurities remained on the filter screen so as to ensure the stable operation of the filtration operation;
s5, smoothly collecting the filtered extracting solution in a filter vat, and taking out the filter vat by sliding a trapezoidal moving block so as to be convenient for subsequent extraction and use;
the mixing mechanism is correspondingly arranged at the upper end of the workbench, the filtering mechanisms are arranged on two sides of the mixing mechanism, and the mixing mechanism is correspondingly arranged on the upper side of the filtering mechanism;
the material mixing mechanism comprises two vertical plates fixedly connected to the upper end of the workbench, transverse shafts are fixedly and rotatably connected to the opposite side walls of the two vertical plates, one end of each transverse shaft extends to the outer side of the corresponding vertical plate and is fixedly sleeved with a supporting piece, the supporting pieces are fixedly connected with the vertical plates through screws, a material mixing tank is fixedly connected between the two transverse shafts, a first motor is fixedly connected to the center of the upper end of the material mixing tank, and a driving shaft of the first motor extends into the material mixing tank and is fixedly connected with material mixing blades;
the filtering mechanism comprises two L-shaped limiting rods fixedly connected to the upper end of the workbench, notches of the two L-shaped limiting rods are arranged oppositely, a trapezoidal moving block is connected between the two L-shaped limiting rods in a sliding mode, the upper end of the trapezoidal moving block extends to the upper side of the L-shaped limiting rods and is fixedly connected with a filtering barrel, a plurality of horizontal supporting rods are fixedly connected to the inner wall of the upper side of the filtering barrel, an annular frame is fixedly connected between the plurality of supporting rods, and a filtering net is fixedly connected to the inner wall of the annular frame;
the side wall of the mixing tank is provided with a material guide mechanism corresponding to the filter screen, and an intermittent start-stop mechanism connected with the material guide mechanism is arranged between two vertical plates on the lower side of the mixing tank.
In foretell lutein ester extraction technology, guide mechanism includes the slope piece of fixed connection on the compounding jar lateral wall, and the slope piece keeps away from on the lateral wall of compounding jar vertical rectangle cover of fixedly connected with, the passage of fixedly connected with slope on the inner wall of slope piece, the input of passage extends to the compounding jar, and in the output of passage extends to the rectangle cover, fixed grafting has the bending tube in the passage in the rectangle cover, and the one end correspondence that the passage was kept away from to the bending tube sets up the upside at the filter screen, be provided with the closing mechanism who is connected with the bending tube in the rectangle cover.
In foretell lutein ester extraction technology, the closing mechanism includes the movable block of sliding connection in the rectangle cover, the vertical U-shaped frame of lower extreme fixedly connected with of movable block, and the lower extreme of U-shaped frame extends to the downside of rectangle cover, the notch internal rotation of U-shaped frame is connected with the gyro wheel, the U-shaped frame of movable block downside has cup jointed first spring outward, and the both ends of first spring respectively with movable block diapire and rectangle cover inner bottom wall fixed connection, the vertical closing plate of upper end fixedly connected with of movable block, and the upper end of closing plate slides and pegs graft in the guide pipe.
In the lutein ester extraction process, an electromagnetic control valve is fixedly connected to the outer side of the material guide pipe in the material mixing tank, a touch switch electrically connected with the electromagnetic control valve is arranged on the inner wall of the material guide pipe in the rectangular cover, the touch switch is correspondingly arranged on the upper side of the sealing plate, the sealing plate can be in contact connection with the touch switch, and a rubber pad corresponding to the sealing plate is arranged on the outer side wall of the material guide pipe.
In foretell lutein ester extraction technology, intermittent type formula opens shut down the mechanism and includes the backup pad of fixed connection between two risers, and the upper end central authorities fixedly connected with second motor of backup pad, the drive shaft of second motor extends to the downside and the fixedly connected with disc of backup pad, fixedly connected with horizontal pole on the lateral wall of disc, and fixed cover on the lateral wall of horizontal pole has connect the circle roller, the circle roller can with the lower terminal surface roll connection of gyro wheel, and the circle roller has ascending effort to the gyro wheel in order to guarantee that the closing plate can contact with touch switch.
In foretell lutein ester extraction process, the lower extreme fixedly connected with bar shaped plate of disc, and the lower extreme of bar shaped plate has seted up the bar groove, the bar inslot fixedly connected with slide bar, the outside of slide bar is slided and has been cup jointed L shape connecting rod, the slide bar overcoat in the bar inslot has cup jointed the second spring, and the both ends of second spring respectively with the lateral wall fixed connection in L shape connecting rod and bar groove, L shape connecting rod corresponds the setting in the one side of keeping away from the round roller, the one end that the bar groove was kept away from to L shape connecting rod extends to the outside and the fixedly connected with circular slab of disc, the lower extreme of circular slab is provided with the clearance mechanism that corresponds with the filter screen, be provided with the guiding mechanism who is connected with the circular slab on the lateral wall of riser.
In the above lutein ester extraction process, the cleaning mechanism comprises a plurality of cleaning brushes fixedly connected to the lower end of the circular plate, and the lower ends of the cleaning brushes can be in contact connection with the surface of the filter screen.
In the lutein ester extraction process, a fan-shaped bearing disc is connected between every two adjacent supporting rods in a sliding manner and is used for collecting impurities scraped from the surface of the filter screen by the cleaning brush.
In the lutein ester extraction process, the guide mechanism comprises a notch formed in the side wall of the vertical plate, a horizontal guide plate is fixedly connected to the inner wall of the notch, and arc plates in contact with the circular plate are fixedly connected to the two ends of the guide plate.
In the lutein ester extraction process, the upper end of the L-shaped limiting rod is provided with a positioning hole communicated with the trapezoidal moving block, and a fastening screw fixed with the trapezoidal moving block is connected to the inner thread of the positioning hole.
Compared with the prior art, the lutein ester extraction process has the advantages that:
1. the invention can intermittently carry out bidirectional conveying operation on the solution under the use of the sealing mechanism, and can clean the filter screen in the process of filtering the solution by matching with the intermittent start-stop mechanism, thereby reducing the situation that impurities are accumulated on the filter screen and ensuring the stable operation of the filtering operation.
2. The material guide mechanism and the closing mechanism are mutually matched for use, the circular motion of the disc is utilized to enable the circular roller to intermittently generate upward acting force on the roller so as to ensure that the sealing plate can be contacted with the touch switch, namely, the conveying operation of the dissolved solution is realized, the equipment operation is closely linked, the filtering efficiency is improved, and the cleaning work of the surface of the filter screen is facilitated.
Drawings
FIG. 1 is a process flow diagram of a lutein ester extraction process provided by the present invention;
FIG. 2 is a schematic view of a structure of one side of a circular plate of the lutein ester extraction process of the present invention;
FIG. 3 is a schematic structural diagram of one side of a round roller of the lutein ester extraction process provided by the present invention;
FIG. 4 is a schematic side view of a lutein ester extraction process according to the present invention;
FIG. 5 is a top view of a filter vat of the lutein ester extraction process of the present invention;
FIG. 6 is a bottom view of a disk of the lutein ester extraction process of the present invention;
FIG. 7 is a structural diagram of the interior of a mixing tank of the lutein ester extraction process provided by the present invention;
FIG. 8 is a schematic diagram of the internal structure of a rectangular cover of the lutein ester extraction process of the present invention.
In the figure, 1 workbench, 2 mixing mechanism, 3 filtering mechanism, 4 vertical plates, 5 horizontal shafts, 6 supporting pieces, 7 mixing tank, 8 first motor, 9 mixing blade, 10L-shaped limiting rod, 11 trapezoidal moving block, 12 filtering barrel, 13 supporting rod, 14 annular frame, 15 filtering net, 16 inclined block, 17 rectangular cover, 18 guiding pipe, 19 bending pipe, 20 moving block, 21U-shaped frame, 22 rollers, 23 first spring, 24 sealing plate, 25 electromagnetic control valve, 26 touch control switch, 27 supporting plate, 28 second motor, 29 circular disc, 30 cross bar, 31 circular roller, 32 strip-shaped plate, 33 sliding rod, 34L-shaped connecting rod, 35 second spring, 36 circular plate, 37 cleaning brush, 38 bearing disc and 39 guiding plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Examples
Referring to fig. 1-8, a lutein ester extraction process, which uses a lutein ester extraction device, wherein the lutein ester extraction device comprises a workbench 1, a mixing mechanism 2 and a filtering mechanism 3, and the specific process of the lutein ester extraction device in the process of extracting lutein ester is as follows:
s1, introducing marigold flower particles into the mixing tank 7 from a feed inlet at the upper end of the mixing tank, and adjusting the temperature in the mixing tank 7 to be 20-70 ℃;
s2, introducing n-butane or acetone into the mixing tank 7, dissolving marigold flower granules, and starting the first motor 8 to stir the mixed solution for 0.5-5 hours by using the mixing blade 9 on the outer side of the driving shaft;
s3, after the effective components in the solution are fully extracted, filtering the solution to obtain an extracting solution, starting the second motor 28 to enable the disc 29 to make circular motion, further enabling the round roller 31 to generate an upward acting force on the roller 22 to enable the sealing plate 24 to be in contact with the touch switch 26 and start the electromagnetic control valve 25, and enabling the solution in the mixing tank 7 to smoothly flow into the bent pipe 19 and finally fall onto the filter screen 15;
s4, when the filtering operation is performed, the circular plate 36 on the other side of the disc 29 also performs a circular motion, and the plurality of cleaning brushes 37 at the lower end of the circular plate 36 can scrape off impurities remained on the filter screen 15, so as to ensure the stable performance of the filtering operation;
s5, smoothly collecting the filtered extracting solution in the filter vat 12, and taking out the filter vat 12 by sliding the trapezoidal moving block 11 so as to be convenient for subsequent extraction;
the mixing mechanism 2 is correspondingly arranged at the upper end of the workbench 1, the filtering mechanisms 3 are respectively arranged at two sides of the mixing mechanism 2, and the mixing mechanism 2 is correspondingly arranged at the upper side of the filtering mechanisms 3;
further, the mixing mechanism 2 comprises two vertical plates 4 fixedly connected to the upper end of the workbench 1, transverse shafts 5 are fixedly and rotatably connected to the opposite side walls of the two vertical plates 4, one ends of the transverse shafts 5 extend to the outer sides of the vertical plates 4 and are fixedly sleeved with supporting pieces 6, the supporting pieces 6 are fixedly connected with the vertical plates 4 through screws, a mixing tank 7 is fixedly connected between the two transverse shafts 5, a first motor 8 is fixedly connected to the center of the upper end of the mixing tank 7, and a driving shaft of the first motor 8 extends into the mixing tank 7 and is fixedly connected with mixing blades 9;
the filtering mechanism 3 comprises two L-shaped limiting rods 10 fixedly connected to the upper end of the workbench 1, notches of the two L-shaped limiting rods 10 are arranged oppositely, a trapezoidal moving block 11 is connected between the two L-shaped limiting rods 10 in a sliding mode, a positioning hole communicated with the trapezoidal moving block 11 is formed in the upper end of each L-shaped limiting rod 10, a fastening screw fixed with the trapezoidal moving block 11 is connected to the inner thread of the positioning hole, the position of the trapezoidal moving block 11 can be fixed and adjusted conveniently, the upper end of the trapezoidal moving block 11 extends to the upper side of the L-shaped limiting rods 10 and is fixedly connected with a filtering barrel 12, a plurality of horizontal supporting rods 13 are fixedly connected to the inner wall of the upper side of the filtering barrel 12, an annular frame 14 is fixedly connected among the plurality of supporting rods 13, and a filtering net;
further, be provided with the guide mechanism that corresponds with filter screen 15 on the lateral wall of compounding jar 7, guide mechanism includes inclined block 16 of fixed connection on compounding jar 7 lateral wall, and inclined block 16 keeps away from on the lateral wall of compounding jar 7 vertical rectangular cover 17 of fixedly connected with, the passage 18 of fixedly connected with slope on the inner wall of inclined block 16, the input of passage 18 extends to compounding jar 7, and the output of passage 18 extends to in the rectangular cover 17, fixed the pegging graft has buckling pipe 19 in the passage 18 in the rectangular cover 17, and buckling pipe 19 keeps away from the one end correspondence of passage 18 and sets up the upside at filter screen 15, be provided with the closing mechanism who is connected with buckling pipe 19 in the rectangular cover 17.
Specifically, the closing mechanism comprises a movable block 20 slidably connected in a rectangular cover 17, the lower end of the movable block 20 is fixedly connected with a vertical U-shaped frame 21, the lower end of the U-shaped frame 21 extends to the lower side of the rectangular cover 17, a roller 22 is rotatably connected in a notch of the U-shaped frame 21, the U-shaped frame 21 on the lower side of the movable block 20 is externally sleeved with a first spring 23, two ends of the first spring 23 are respectively fixedly connected with the bottom wall of the movable block 20 and the inner bottom wall of the rectangular cover, the upper end of the movable block 20 is fixedly connected with a vertical sealing plate 24, the upper end of the sealing plate 24 is slidably inserted in a material guide tube 18, more specifically, an electromagnetic control valve 25 is fixedly connected to the outer side of the material guide tube 18 in the material mixing tank 7, a touch switch 26 electrically connected with the electromagnetic control valve 25 is arranged on the inner wall of the material guide tube 18 in the rectangular cover 17, the touch switch 26 is correspondingly arranged on, the outer side wall of the material guide pipe 18 is provided with a rubber pad corresponding to the sealing plate 24, so that the dissolving liquid can be intermittently conveyed in two directions under the use of the sealing mechanism, and the filtering screen 15 can be cleaned in the filtering process of the dissolving liquid by matching with the intermittent start-stop mechanism, so as to ensure the stable operation of the filtering operation.
Wherein an intermittent start-stop mechanism connected with the material guide mechanism is arranged between the two vertical plates 4 at the lower side of the material mixing tank 7, the intermittent start-stop mechanism comprises a supporting plate 27 fixedly connected between the two vertical plates 4, and a second motor 28 is fixedly connected to the center of the upper end of the supporting plate 27, a driving shaft of the second motor 28 extends to the lower side of the supporting plate 27 and is fixedly connected with a disc 29, a cross bar 30 is fixedly connected to the side wall of the disc 29, and the outer side wall of the cross bar 30 is fixedly sleeved with a round roller 31, the round roller 31 can be connected with the lower end surface of the roller 22 in a rolling way, and the round roller 31 has an upward acting force on the roller 22 to ensure that the sealing plate 24 can contact the touch switch 26, the connection process between the touch switch 26 and the electromagnetic control valve 25 is the prior art, and the electromagnetic control valve 25 adopts equipment capable of quantitatively controlling conveying, which is a product in the prior art and is not described in detail herein.
Wherein, the lower end of the disc 29 is fixedly connected with a strip-shaped plate 32, the lower end of the strip-shaped plate 32 is provided with a strip-shaped groove, the strip-shaped groove is internally and fixedly connected with a slide rod 33, the outer side of the slide rod 33 is sleeved with an L-shaped connecting rod 34 in a sliding manner, the slide rod 33 in the strip-shaped groove is sleeved with a second spring 35 externally, two ends of the second spring 35 are respectively and fixedly connected with the L-shaped connecting rod 34 and the side wall of the strip-shaped groove, the L-shaped connecting rod 34 is correspondingly arranged at one side far away from the round roller 31, one end of the L-shaped connecting rod 34 far away from the strip-shaped groove extends to the outer side of the disc 29 and is fixedly connected with a round plate 36, the lower end of the round plate 36 is provided with a cleaning mechanism corresponding to the filter screen 15, specifically, the cleaning mechanism comprises a plurality of cleaning brushes 37 fixedly connected to the lower end of the round plate 36, more specifically, guiding mechanism is including seting up the notch on the 4 lateral walls of riser, and fixed connection has horizontally deflector 39 on the notch inner wall, and the equal fixedly connected with in both ends of deflector 39 and the arc of circular slab 36 contact, guarantees circular slab 36 can be smooth make circular motion between two risers 4.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The lutein ester extraction process uses a lutein ester extraction device, the lutein ester extraction device comprises a workbench (1), a mixing mechanism (2) and a filtering mechanism (3), and the lutein ester extraction process is characterized by comprising the following specific processes when the lutein ester extraction device is adopted for extracting lutein esters:
s1, introducing marigold flower particles into a mixing tank (7) from a feed inlet at the upper end of the mixing tank, and adjusting the temperature in the mixing tank (7) to be 20-70 ℃;
s2, introducing n-butane or acetone into the mixing tank (7), dissolving marigold flower granules, and starting the first motor (8) to enable the mixing blades (9) on the outer side of the driving shaft to stir the mixed solution for 0.5-5 hours;
s3, after the effective components in the solution are fully extracted, the solution is filtered to obtain an extracting solution, a second motor (28) is started to enable a disc (29) to make circular motion, and further a round roller (31) can generate upward acting force on a roller (22) to enable a sealing plate (24) to be in contact with a touch switch (26) and open an electromagnetic control valve (25), so that the solution in a material mixing tank (7) smoothly flows into a bent pipe (19) and finally falls onto a filter screen (15);
s4, when the filtering operation is carried out, the circular plate (36) on the other side of the circular disc (29) also carries out circular motion simultaneously, and the impurities remained on the filter screen (15) can be scraped by utilizing a plurality of cleaning brushes (37) at the lower end of the circular plate (36) so as to ensure the stable operation of the filtering operation;
s5, smoothly collecting the filtered extracting solution in the filter barrel (12), and taking out the filter barrel (12) by sliding the trapezoidal moving block (11) so as to facilitate subsequent extraction and use;
the mixing mechanism (2) is correspondingly arranged at the upper end of the workbench (1), the filtering mechanisms (3) are respectively arranged at two sides of the mixing mechanism (2), and the mixing mechanism (2) is correspondingly arranged at the upper side of the filtering mechanisms (3);
the material mixing mechanism (2) comprises two vertical plates (4) fixedly connected to the upper end of the workbench (1), transverse shafts (5) are fixedly and rotatably connected to the opposite side walls of the two vertical plates (4), one ends of the transverse shafts (5) extend to the outer sides of the vertical plates (4) and are fixedly sleeved with supporting pieces (6), the supporting pieces (6) are fixedly connected with the vertical plates (4) through screws, a material mixing tank (7) is fixedly connected between the two transverse shafts (5), a first motor (8) is fixedly connected to the center of the upper end of the material mixing tank (7), and a driving shaft of the first motor (8) extends into the material mixing tank (7) and is fixedly connected with material mixing blades (9);
the filtering mechanism (3) comprises two L-shaped limiting rods (10) fixedly connected to the upper end of the workbench (1), notches of the two L-shaped limiting rods (10) are arranged oppositely, a trapezoidal moving block (11) is connected between the two L-shaped limiting rods (10) in a sliding mode, the upper end of the trapezoidal moving block (11) extends to the upper side of the L-shaped limiting rods (10) and is fixedly connected with a filtering barrel (12), a plurality of horizontal supporting rods (13) are fixedly connected to the inner wall of the upper side of the filtering barrel (12), an annular frame (14) is fixedly connected among the supporting rods (13), and a filtering net (15) is fixedly connected to the inner wall of the annular frame (14);
the mixing device is characterized in that a material guide mechanism corresponding to the filter screen (15) is arranged on the side wall of the mixing tank (7), and an intermittent start-stop mechanism connected with the material guide mechanism is arranged between the two vertical plates (4) on the lower side of the mixing tank (7).
2. The lutein ester extraction process according to claim 1, wherein the material guiding mechanism comprises an inclined block (16) fixedly connected to the outer side wall of the material mixing tank (7), a vertical rectangular cover (17) is fixedly connected to the side wall of the inclined block (16) far away from the material mixing tank (7), an inclined material guiding pipe (18) is fixedly connected to the inner wall of the inclined block (16), the input end of the material guiding pipe (18) extends to the material mixing tank (7), the output end of the material guiding pipe (18) extends into the rectangular cover (17), a bent pipe (19) is fixedly inserted into the material guiding pipe (18) in the rectangular cover (17), one end of the bent pipe (19) far away from the material guiding pipe (18) is correspondingly arranged on the upper side of the filter screen (15), and a closing mechanism connected with the bent pipe (19) is arranged in the rectangular cover (17).
3. The lutein ester extraction process according to claim 2, wherein the closing mechanism comprises a movable block (20) slidably connected in a rectangular cover (17), a vertical U-shaped frame (21) is fixedly connected to the lower end of the movable block (20), the lower end of the U-shaped frame (21) extends to the lower side of the rectangular cover (17), a roller (22) is rotatably connected to a notch of the U-shaped frame (21), a first spring (23) is sleeved outside the U-shaped frame (21) on the lower side of the movable block (20), two ends of the first spring (23) are respectively fixedly connected with the bottom wall of the movable block (20) and the inner bottom wall of the rectangular cover, a vertical sealing plate (24) is fixedly connected to the upper end of the movable block (20), and the upper end of the sealing plate (24) is slidably inserted in the material guide pipe (18).
4. The lutein ester extraction process according to claim 3, wherein an electromagnetic control valve (25) is fixedly connected to the outer side of the material guiding pipe (18) in the material mixing tank (7), a touch switch (26) electrically connected with the electromagnetic control valve (25) is arranged on the inner wall of the material guiding pipe (18) in the rectangular cover (17), the touch switch (26) is correspondingly arranged on the upper side of the sealing plate (24), the sealing plate (24) can be in contact connection with the touch switch (26), and a rubber pad corresponding to the sealing plate (24) is arranged on the outer side wall of the material guiding pipe (18).
5. The lutein ester extraction process according to claim 4, wherein the intermittent start-stop mechanism comprises a support plate (27) fixedly connected between two vertical plates (4), a second motor (28) is fixedly connected to the center of the upper end of the support plate (27), a drive shaft of the second motor (28) extends to the lower side of the support plate (27) and is fixedly connected with a disc (29), a cross rod (30) is fixedly connected to the side wall of the disc (29), a round roller (31) is fixedly connected to the outer side wall of the cross rod (30), the round roller (31) can be in rolling connection with the lower end face of the roller (22), and the round roller (31) has an upward acting force on the roller (22) to ensure that the sealing plate (24) can be in contact with the touch switch (26).
6. The lutein ester extraction process according to claim 5, wherein a strip-shaped plate (32) is fixedly connected to the lower end of the disc (29), a strip-shaped groove is formed in the lower end of the strip-shaped plate (32), a sliding rod (33) is fixedly connected to the strip-shaped groove, an L-shaped connecting rod (34) is slidably sleeved on the outer side of the sliding rod (33), a second spring (35) is sleeved outside the sliding rod (33) in the strip-shaped groove, two ends of the second spring (35) are respectively and fixedly connected with the L-shaped connecting rod (34) and the side wall of the strip-shaped groove, the L-shaped connecting rod (34) is correspondingly arranged on one side far away from the circular roller (31), one end of the L-shaped connecting rod (34) far away from the strip-shaped groove extends to the outer side of the disc (29) and is fixedly connected with a circular plate (36), a cleaning mechanism corresponding to the filter screen (15) is arranged at the lower end of, and a guide mechanism connected with the circular plate (36) is arranged on the side wall of the vertical plate (4).
7. A lutein ester extraction process according to claim 6, wherein the cleaning mechanism comprises a plurality of cleaning brushes (37) fixedly connected to the lower end of the circular plate (36), and the lower ends of the cleaning brushes (37) can be in contact connection with the surface of the filter screen (15).
8. The lutein ester extraction process according to claim 7, wherein a fan-shaped bearing disc (38) is slidably connected between two adjacent support rods (13), and the bearing disc (38) is used for collecting impurities scraped from the surface of the filter screen (15) by the cleaning brush (37).
9. The lutein ester extraction process according to claim 6, wherein the guiding mechanism comprises a notch formed on the side wall of the vertical plate (4), a horizontal guiding plate (39) is fixedly connected to the inner wall of the notch, and an arc plate contacting with the circular plate (36) is fixedly connected to both ends of the guiding plate (39).
10. The lutein ester extraction process according to claim 1, wherein a positioning hole communicated with the trapezoidal moving block (11) is formed in the upper end of the L-shaped limiting rod (10), and a fastening screw fixed with the trapezoidal moving block (11) is connected to the positioning hole in an internal thread manner.
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