CN110283665B - Extraction device and extraction method for cosmetic plant essential oil - Google Patents
Extraction device and extraction method for cosmetic plant essential oil Download PDFInfo
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- CN110283665B CN110283665B CN201910606776.0A CN201910606776A CN110283665B CN 110283665 B CN110283665 B CN 110283665B CN 201910606776 A CN201910606776 A CN 201910606776A CN 110283665 B CN110283665 B CN 110283665B
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B9/00—Essential oils; Perfumes
- C11B9/02—Recovery or refining of essential oils from raw materials
- C11B9/025—Recovery by solvent extraction
Abstract
The invention relates to an extraction device and an extraction method of cosmetic plant essential oil, the extraction device comprises an extraction container, a bottle stopper, a stirrer and a bracket, wherein the extraction container comprises an inner layer and an outer layer, a vertical gap is arranged on the side surface of the inner layer, a transverse gap is arranged on the side surface of the outer layer, and when the vertical gap and the transverse gap are overlapped, an upper layer solvent in the extraction container can flow out from the overlapped part of the vertical gap and the transverse gap. The using method of the device is as follows: s1, closing the liquid outlet at the lower end, and moving the outer layer upwards to ensure that the transverse gap and the vertical gap are not overlapped; s2, adding a solvent containing solute and an extracting agent into an extraction container; s3, stirring the mixed solution; s4, standing for layering, and discharging a proper amount of lower-layer solvent from a liquid outlet at the lower end for detection; and S5, moving the outer layer downwards, wherein the upper layer solvent flows out from the transverse liquid outlet, and the lower layer solvent flows out from the lower end. The extraction device avoids the contamination of the device when the upper solvent is poured out, has better extraction effect, saves manpower and is convenient for sampling.
Description
Technical Field
The invention relates to the field of chemical industry, in particular to an extraction device and an extraction method for cosmetic plant essential oil.
Background
Extraction is a common unit operation in the fields of cosmetic preparation, food processing, pharmaceutical processing, biology, and the like, and is generally accomplished using a separatory funnel. Separating funnel divide into funnel stopper and funnel, and the upper end of funnel is the inlet, the middle-end is mixing vessel, the lower extreme is the liquid outlet, and the centre of lower extreme is provided with rotatory stopper, the outflow of control liquid.
When using separating funnel, generally carry out the leak hunting earlier, close rotatory match again, then add solvent and the extractant that contains the solute from the inlet, fill in the funnel stopper, then manual rocking mixes different solvents, and the in-process solute that mixes shifts in two kinds of solvents, realizes the extraction process, and the last stew is until two kinds of different solvent layering, and lower floor's solvent is discharged from the liquid outlet of lower extreme, and upper solvent pours from the upper end inlet.
The following problems are present in the above extraction process:
1. the upper solvent is poured out from the liquid inlet of upper end, and the upper solvent can be stained with to the liquid inlet to the solvent can flow to the funnel other places, leads to the funnel to be contaminated by the solvent, is unfavorable for the reuse of funnel.
2. The conventional separating funnel is manually operated in the extraction process, needs to be shaken continuously to mix the solvent and the extracting agent, and is inconvenient to be manually operated when the liquid volume is large.
3. Conventional extraction operations require multiple iterations of extraction to achieve a complete extraction process and there is no way to know whether the solute has been transferred from the solvent to the extractant.
The invention aims to develop an extraction device for cosmetic flower essential oil, and solves the problems that a funnel is polluted by a solvent, manual operation is inconvenient, and real-time monitoring cannot be realized in the extraction process.
Disclosure of Invention
The invention provides an extraction device of cosmetic flower essential oil, which is cylindrical in overall appearance and comprises an extraction container, a bottle stopper, a stirrer and a support, wherein the neck part at the upper end and the bottom part at the lower end of the extraction container are fixed on the support, and an opening at the upper end of the extraction container is tightly attached to a sealing plug of the stirrer.
The extraction container is of an inner layer structure and an outer layer structure, the outer diameter of the inner layer is equal to the inner diameter of the outer layer, the inner layer and the outer layer are tightly attached, the contact surface is coated with sealing liquid, and the outer layer can move in the vertical direction of the upper portion and the lower portion of the inner layer.
The inner layer is of a cylindrical cup-shaped structure, a liquid outlet is formed in the lower end of the inner layer, a vertical gap is formed in the right side of the middle end of the inner layer, the vertical gap is in the vertical direction, the width of the vertical gap is 1-2mm, the length of the vertical gap is 1/3-1/2 of the height of the inner layer, three ball tracks are arranged on the outer side face of the inner layer and are respectively located at the left end, the front end and the rear end of the inner layer, the three ball tracks of the inner layer are in the vertical direction, the length of the ball tracks of the inner layer is 1/2-2/3 of the height of the inner layer, and the.
The outer cylinder cup-shaped structure of being bottomless, outer middle-end right side is provided with horizontal liquid outlet, outer right side is provided with horizontal clearance, horizontal clearance is the horizontal direction, the height of horizontal clearance is 1-2mm, the width of horizontal clearance is 3-4mm, outer medial surface is provided with three ball tracks, be located outer left end, front end and rear end respectively, outer three ball tracks are vertical direction, outer ball track length is 4/5-5/6 of outer height, the outer ball track degree of depth is the radius of ball.
The vertical gap and the transverse gap are overlapped, and the overlapped part of the vertical gap and the transverse gap is a liquid outlet; the inner layer ball track and the outer layer ball track are attached, the cross section of a channel formed by the inner layer ball track and the outer layer ball track is circular, and the balls are arranged in the channel formed by the inner layer ball track and the outer layer ball track.
The bottle plug upper end be the cake shape, the bottle plug lower extreme down tapers from last, and the cross section is circular, bottle plug and inlayer inlet match each other, the inside of bottle plug has the motor, installs the rotation axis of vertical direction on the motor, the left end of bottle plug is provided with the electricity mouth of inserting, electricity mouth of inserting and motor are connected by the wire.
The agitator lower extreme at the bottle plug, the motor provides rotary power for the agitator through the rotation axis, is provided with the stirring rake on the rotation axis, the stirring rake is fixed in the both sides of rotation axis, and is symmetrical structure, stirring rake and rotation axis are assembly structure, the installation quantity of stirring rake is adjustable, the mountable is 2-6 right, the rotation axis rotational speed size changes the angle of opening of stirring rake, the rotational speed is big more, open the angle big more, the stirring region is big more.
The support be the stainless steel support, the upper end neck and the lower extreme bottom of extraction container are fixed by the support, the contact zone of extraction container and support is provided with soft material.
Further, inlayer, skin be the glass material, the lower extreme of bottle plug is the glass material, the upper end of bottle plug is the plastics material, the soft material between extraction container and the support is the EVA plastics.
Further, the sealing liquid is at least one or two of vaseline and paraffin.
Further, the liquid outlet at the lower end of the inner layer is of a branch structure, the liquid outlet at the left side is a liquid outlet for temporary sampling detection, the liquid outlet at the right side is connected with a 1-2m guide pipe, and the liquid outlet at the right side is an outlet for lower-layer liquid after extraction is finished.
Furthermore, a circle of marking line is arranged at the outer layer liquid outlet, and the marking line is one of red, yellow and blue.
Furthermore, the rotating speed of the motor is adjustable, the rotating speed has 3-5 stages or stepless speed change, and the rotating speed range is as follows: 120-800 r/min.
Furthermore, stirring rake and rotation axis be assembly structure, the one end of stirring rake is the crotch form, the equidistance sets up the recess on the rotation axis, is provided with horizontal post that hangs in the recess, the crotch of stirring rake one end is hung on hanging the post, and the opening degree of crotch opening part is little, the crotch has certain elasticity, the crotch interior crotch just cooperates with hanging the post.
Further, the extraction method of the extraction device comprises the following steps:
s1, opening the bottle stopper, closing the valve of the liquid outlet at the bottom, and moving the outer layer upwards to make the transverse gap of the outer layer not coincide with the vertical gap of the inner layer;
s2, adding the solvent containing the solute and the extraction solvent into an extraction container, plugging a bottle stopper, starting a motor, and stirring the mixed solvent by a stirrer;
s3, stirring for 10-15min, stopping stirring after a motor is turned off, standing for 5-10min, and layering the solvent and the extractant;
s4, moving the outer layer slowly downwards, wherein the marking line is 1-2mm above the boundary of the solution, and the container is used for containing the solution flowing out from the transverse solution outlet;
and S5, after the upper layer solution flows out, the lower layer solution is discharged from the bottom of the extraction container and is contained by the container, and the mixed solvent at the boundary of the two layers is omitted and is not collected.
The invention is characterized in that: the extraction device is divided into an inner layer structure and an outer layer structure which are both made of transparent materials, three ball tracks in the vertical direction are arranged between the outer layer structure and the inner layer structure, balls are filled in the ball tracks, the outer layer structure is sleeved on the inner layer structure, and can move up and down along the inner layer, a vertical gap is arranged on the right side surface of the inner layer, a transverse gap is arranged on the right side surface of the outer layer, the outer layer and the inner layer are tightly jointed, vaseline is coated between the outer layer and the inner layer, the transverse gap of the outer layer can move up and down along the vertical gap, when the transverse gap and the vertical gap are not coincident, the inner layer and the outer layer are in a sealed state, the solute in the extraction device cannot flow out, when the transverse gap and the vertical gap are superposed, the solvent can flow out from the superposed part of the transverse gap and the vertical gap and then flows out through a transverse liquid outlet at the right end of the outer layer, meanwhile, the container is used for containing, so that the upper solvent in the separating funnel is prevented from being poured out from the upper-end liquid inlet, and the solvent is prevented from being stained on the outer wall of the device.
Agitating unit pass through the rotation axis and connect on the motor, the motor rotation drives the rotation axis, the rotation axis drives the stirring rake, stirring rake and rotation axis are assembly structure, the one end of stirring rake is the couple structure, the opening of couple is on the small side, the crotch department of couple and the suspension post phase-match of rotation axis, and the crotch has certain elasticity, after the stirring rake is fixed in the rotation axis, the stirring rake can be around the fixed point luffing motion, when the rotational speed increase of rotation axis, the open angle grow of stirring rake, the regional grow of stirring, the ability reinforcing of mixing solution, when the rotational speed of rotation axis reduces, the open angle of stirring rake reduces, the ability of mixing solution reduces. The quantity of stirring rake can be installed as required, when the solvent volume is great, can suitably increase the quantity of stirring rake. The matching of the stirring paddle and the motor avoids the inconvenience of manual operation of extraction.
The liquid outlet of extraction device lower extreme be the branch structure, the left side liquid outlet is liquid outlet for interim sample detection, the right side liquid outlet is connected with the pipe, for the export of lower floor liquid when extraction finishes, after solvent and extractant mix the layering of stewing, can emit a little lower floor solvent from the left side liquid outlet for gas chromatography detects, after the testing result shows that the solute shifts completely from the solvent, can end the extraction operation, upper solvent is emitted from horizontal liquid outlet, lower floor solvent is emitted from the liquid outlet on lower extreme right side.
Advantageous effects
1. The invention designs an extraction device and an extraction method for cosmetic plant essential oil, the extraction device can automatically stir and reduce the extraction workload, an upper-layer solvent can be directly discharged from a lateral liquid outlet on the side surface to avoid being polluted by the extraction device, and a lower-end liquid outlet is of a branch structure, so that the real-time detection is convenient.
2. The cooperation of stirring rake and motor is used to and the structural design of stirring rake, can stir different solvents, reduced the manual inconvenience of rocking extraction device.
3. The double-layer design of the extraction device ensures that the solvent on the upper layer does not need to be poured out from the liquid inlet at the upper end, thereby avoiding the solvent from being infected with the device.
4. The branch structure design of lower extreme liquid outlet makes things convenient for real-time sampling, carries out the detection of lower floor's solvent composition, has strengthened the accurate assurance of extraction work.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a schematic transverse cross-sectional view of an extraction vessel of the present invention;
FIG. 3 is a front view of the rotating shaft and paddle assembly of the present invention;
FIG. 4 is a side view of the rotating shaft and paddle assembly of the present invention;
fig. 5 is a schematic view of the outer layer of the present invention.
Detailed Description
The structural features and operational steps of the present invention are described in further detail below with reference to fig. 1-5.
The extraction device for the cosmetic flower essential oil is cylindrical in overall appearance and comprises an extraction container 1, a bottle stopper 2, a stirrer and a support 4, wherein the neck part at the upper end and the bottom part at the lower end of the extraction container 1 are fixed on the support 4, and an opening at the upper end of the extraction container 1 is tightly attached to the bottle stopper 2;
the extraction container 1 is of an inner layer structure and an outer layer structure, the outer diameter of the inner layer 5 is equal to the inner diameter of the outer layer 6, the inner layer and the outer layer are tightly attached, the contact surfaces are coated with sealing liquid, and the outer layer 6 can move in the vertical direction of the upper part and the lower part of the inner layer 5;
the inner layer 5 is of a cylindrical cup-shaped structure, a liquid outlet 7 is arranged at the lower end of the inner layer 5, a vertical gap 8 is arranged on the right side of the middle end of the inner layer 5, the vertical gap 8 is in the vertical direction, the width of the vertical gap 8 is 1-2mm, the length of the vertical gap 8 is 1/3-1/2 of the height of the inner layer 5, three ball tracks are arranged on the outer side surface of the inner layer 5 and are respectively positioned at the left end, the front end and the rear end of the inner layer 5, all the three ball tracks of the inner layer 5 are in the vertical direction, the length of the inner layer ball track is 1/2-2/3 of the height of the inner layer 5, and the depth of the inner;
the outer layer 6 is of a bottomless cylindrical cup-shaped structure, a transverse liquid outlet 10 is arranged on the right side of the middle end of the outer layer 6, a transverse gap 11 is arranged on the right side of the outer layer 6, the transverse gap 11 is in the horizontal direction, the height of the transverse gap 11 is 1-2mm, the width of the transverse gap 11 is 3-4mm, three ball tracks are arranged on the inner side face of the outer layer 6 and are respectively located at the left end, the front end and the rear end of the outer layer 6, the three ball tracks of the outer layer 6 are all in the vertical direction, the length of the ball track of the outer layer is 4/5-5/6 of the height of the outer layer 6, and the;
the vertical gap 8 is overlapped with the transverse gap 11, and the overlapped part of the vertical gap 8 and the transverse gap 11 is a liquid outlet; the inner layer ball tracks and the outer layer ball tracks are attached, the cross sections of channels formed by the inner layer ball tracks and the outer layer ball tracks are circular, and the balls 9 are arranged in the channels formed by the inner layer ball tracks and the outer layer ball tracks;
the upper end of the bottle stopper 2 is in a round cake shape, the lower end of the bottle stopper 2 is tapered from top to bottom, the cross section of the bottle stopper 2 is circular, the bottle stopper 2 is matched with the liquid inlet of the inner layer 5, a motor 12 is arranged in the bottle stopper 2, a rotating shaft 13 in the vertical direction is arranged on the motor 12, the left end of the bottle stopper 2 is provided with an electricity inserting port 14, and the electricity inserting port 14 is connected with the motor 12 through a lead;
the stirrer is arranged at the lower end of the bottle stopper 2, the motor 12 provides rotary power for the stirrer through the rotary shaft 13, the rotary shaft 13 is provided with stirring paddles 15, the stirring paddles 15 are fixed on two sides of the rotary shaft 13 and are of a symmetrical structure, the stirring paddles 15 and the rotary shaft 13 are of an assembly structure, the mounting number of the stirring paddles 15 can be adjusted, 2-6 pairs can be mounted, the opening angle of the stirring paddles 15 is changed by the rotating speed of the rotary shaft 13, and the larger the rotating speed is, the larger the opening angle is, and the larger the stirring area is;
the support 4 is a stainless steel support, the neck at the upper end and the bottom at the lower end of the extraction container 1 are fixed by the support 4, and a soft material is arranged in the contact area of the extraction container 1 and the support 4.
The inner layer 5 and the outer layer 6 are made of glass, the lower end of the bottle stopper 2 is made of glass, the upper end of the bottle stopper 2 is made of plastic, and the soft material between the extraction container 1 and the support 4 is EVA plastic.
The sealing liquid is at least one or two of vaseline and paraffin.
The liquid outlet 7 at the lower end of the inner layer 5 is of a branch structure, the liquid outlet at the left side is a liquid outlet for temporary sampling detection, the liquid outlet at the right side is connected with a 1-2m guide pipe, and the liquid outlet at the right side is an outlet for lower-layer liquid after extraction is finished.
A circle of mark lines 16 are arranged at the outer layer transverse liquid outlet 10, and the mark lines 16 are one of red, yellow and blue.
The rotating speed of the motor 12 is adjustable, the rotating speed has 3-5 levels or stepless speed change, and the rotating speed range is as follows: 120-800 r/min.
Stirring rake 15 and rotation axis 13 be assembly structure, the one end of stirring rake 15 is the crotch form, equidistant recess that sets up on rotation axis 13 is provided with horizontal post 17 that hangs in the recess, the crotch of stirring rake 15 one end is hung on hanging post 17, and the opening part of crotch degree is little, the crotch has certain elasticity, the crotch interior crotch just cooperates with hanging post 17.
Taking rose dissolved matter as an example, the extraction steps of the extraction device are as follows:
s1, opening the bottle stopper 2, closing a valve of the liquid outlet 7 at the bottom, and moving the outer layer 6 upwards to ensure that the transverse gap 11 of the outer layer 6 is not superposed with the vertical gap 8 of the inner layer 5;
s2, adding the aqueous solution containing the rose dissolved substances into the extraction container 1, adding the ethyl acetate as the extracting agent, plugging the bottle stopper 2, starting the motor 12, and stirring the mixed solvent by the stirrer;
s3, stirring for 10-15min, stopping stirring after the motor 12 is turned off, standing for 5-10min, separating the solvent and the extracting agent, discharging a small amount of water layer solution from a liquid outlet at the left side of the lower end, detecting by using gas chromatography, analyzing the content of rose dissolved substances in a water layer, wherein if the content of the rose dissolved substances is almost close to zero, re-extraction is not needed, and if the content of the rose dissolved substances is larger, re-extraction is needed;
s4, slowly moving the outer layer downwards, wherein the mark line 16 is positioned at a position 1-2mm above a boundary between the water layer and the ethyl acetate, and meanwhile, the transverse solution outlet 10 is filled with the outflow ethyl acetate extractant in a container;
s5, after the upper layer of ethyl acetate flows out, the lower layer of aqueous solution is discharged from the bottom of the extraction container 1 and is filled in the container, and the mixed solvent at the boundary of the aqueous layer and the ethyl acetate is omitted and is not collected.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. The utility model provides an extraction device of cosmetic plant essential oil, includes extraction container (1), bottle plug (2), agitator and support (4), its characterized in that: the neck at the upper end and the bottom at the lower end of the extraction container (1) are fixed on the bracket (4), and the opening at the upper end of the extraction container (1) is tightly attached to the bottle stopper (2);
the extraction container (1) is of an inner-layer structure and an outer-layer structure, sealing liquid is coated on the contact surface of the outer diameter of the inner layer (5) and the inner diameter of the outer layer (6), and the outer layer (6) can move in the vertical direction of the upper part and the lower part of the inner layer (5);
the inner layer (5) is of a cylindrical cup-shaped structure, a liquid outlet (7) is formed in the lower end of the inner layer (5), a vertical gap (8) is formed in the right side of the middle end of the inner layer (5), the vertical gap (8) is in the vertical direction, the width of the vertical gap (8) is 1-2mm, the length of the vertical gap (8) is 1/3-1/2 of the height of the inner layer (5), three ball tracks are arranged on the outer side face of the inner layer (5), the three ball tracks are respectively located at the left end, the front end and the rear end of the inner layer (5), the three ball tracks of the inner layer (5) are in the vertical direction, and the length of the ball track of the inner layer is 1/2-2/3 of the height of the inner layer;
the outer layer (6) is of a bottomless cylindrical cup-shaped structure, a transverse liquid outlet (10) is formed in the right side of the middle end of the outer layer (6), a transverse gap (11) is formed in the right side of the outer layer (6), the transverse gap (11) is in the horizontal direction, the height of the transverse gap (11) is 1-2mm, the width of the transverse gap (11) is 3-4mm, three ball tracks are arranged on the inner side face of the outer layer (6) and are respectively located at the left end, the front end and the rear end of the outer layer (6), all the three ball tracks of the outer layer (6) are in the vertical direction, and the length of each ball track of the outer layer is 4/5-5/6 of the height of the;
the vertical gap (8) and the transverse gap (11) are overlapped, and the overlapped part of the vertical gap (8) and the transverse gap (11) is a liquid outlet; the inner layer ball tracks are attached to the outer layer ball tracks, the cross sections of channels formed by the inner layer ball tracks and the outer layer ball tracks are circular, and the balls (9) are arranged in the channels formed by the inner layer ball tracks and the outer layer ball tracks;
the upper end of the bottle stopper (2) is in a round cake shape, the lower end of the bottle stopper (2) is tapered from top to bottom, the cross section of the bottle stopper (2) is circular, liquid inlets of the bottle stopper (2) and the inner layer (5) are matched with each other, a motor (12) is arranged inside the bottle stopper (2), a rotating shaft (13) in the vertical direction is installed on the motor (12), a power plug port (14) is formed in the left end of the bottle stopper (2), and the power plug port (14) and the motor (12) are connected through a wire;
the stirrer is arranged at the lower end of the bottle stopper (2), the motor (12) provides rotary power for the stirrer through the rotary shaft (13), the rotary shaft (13) is provided with stirring paddles (15), the stirring paddles (15) are fixed on two sides of the rotary shaft (13) and are of a symmetrical structure, the stirring paddles (15) and the rotary shaft (13) are of an assembly structure, the mounting number of the stirring paddles (15) is adjustable, 2-6 pairs of stirring paddles can be mounted, the rotating speed of the rotary shaft (13) is changed to change the opening angle of the stirring paddles (15), the larger the rotating speed is, the larger the opening angle is, and the larger the stirring area is;
the support (4) is a stainless steel support, the neck at the upper end and the bottom at the lower end of the extraction container (1) are fixed by the support (4), and a soft material is arranged in a contact area between the extraction container (1) and the support (4).
2. The device for extracting essential oil of cosmetic plants as claimed in claim 1, wherein: inner layer (5), outer (6) be the glass material, the lower extreme of bottle plug (2) is the glass material, the upper end of bottle plug (2) is the plastics material, the soft material between extraction container (1) and support (4) is the EVA plastics.
3. The device for extracting essential oil of cosmetic plants as claimed in claim 1, wherein: the sealing liquid is at least one or two of vaseline and paraffin.
4. The device for extracting essential oil of cosmetic plants as claimed in claim 1, wherein: the liquid outlet (7) at the lower end of the inner layer (5) is of a branch structure, the liquid outlet at the left side is a liquid outlet for temporary sampling detection, the liquid outlet at the right side is connected with a 1-2m guide pipe, and the liquid outlet at the right side is an outlet of lower-layer liquid after extraction.
5. The device for extracting essential oil of cosmetic plants as claimed in claim 1, wherein: a circle of marking line (16) is arranged at the outer layer transverse liquid outlet (10), and the marking line (16) is one of red, yellow and blue.
6. The device for extracting essential oil of cosmetic plants as claimed in claim 1, wherein: the rotating speed of the motor (12) is adjustable, the rotating speed has 3-5 stages or stepless speed change, and the rotating speed range is as follows: 120-800 r/min.
7. The device for extracting essential oil of cosmetic plants as claimed in claim 1, wherein: stirring rake (15) and rotation axis (13) be assembly structure, the one end of stirring rake (15) is the crotch form, rotation axis (13) equidistance sets up the recess, is provided with horizontal post (17) that hangs in the recess, the crotch of stirring rake (15) one end is hung on hanging post (17), and the opening degree of crotch opening part is little, the crotch has certain elasticity, the crotch is interior the crotch just cooperates with post (17) that hangs.
8. The device for extracting essential oil of cosmetic plants as claimed in claim 1, wherein: the extraction method of the extraction device comprises the following steps:
s1, opening the bottle stopper (2), closing a valve of a liquid outlet (7) at the bottom, and moving the outer layer (6) upwards to ensure that a transverse gap (11) of the outer layer (6) is not overlapped with a vertical gap (8) of the inner layer (5);
s2, adding the solvent containing the solute and the extraction solvent into the extraction container (1), plugging the bottle stopper (2), starting the motor (12), and stirring the mixed solvent by the stirrer;
s3, stirring for 10-15min, stopping stirring after a motor (12) is turned off, standing for 5-10min, and allowing the solvent and the extractant to stratify;
s4, the outer layer is slowly moved downwards, the marking line (16) is positioned at the position 1-2mm above the dividing line of the solution, and meanwhile, the transverse solution outlet (10) is used for containing the flowing solution by a container;
s5, after the upper layer solution flows out, the lower layer solution is discharged from the bottom of the extraction container (1) and is contained by the container, and the mixed solvent at the boundary of the two layers is omitted and is not collected.
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| CN105312098A (en) * | 2015-11-30 | 2016-02-10 | 河南师范大学 | Separating funnel used in extraction process |
| CN205435054U (en) * | 2015-09-06 | 2016-08-10 | 山东康美乐医药科技有限公司 | Extraction device is used in laboratory of simulation production |
| CN207680090U (en) * | 2017-12-19 | 2018-08-03 | 南开大学 | A kind of automanual magnetic agitation liquid liquid extraction plant |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205435054U (en) * | 2015-09-06 | 2016-08-10 | 山东康美乐医药科技有限公司 | Extraction device is used in laboratory of simulation production |
| CN105312098A (en) * | 2015-11-30 | 2016-02-10 | 河南师范大学 | Separating funnel used in extraction process |
| CN207680090U (en) * | 2017-12-19 | 2018-08-03 | 南开大学 | A kind of automanual magnetic agitation liquid liquid extraction plant |
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