CN214881348U

CN214881348U - High-efficient volatile oil extractor

Info

Publication number: CN214881348U
Application number: CN202023017476.6U
Authority: CN
Inventors: 张贵民; 高艳红; 曹玲
Original assignee: Lunan Pharmaceutical Group Corp
Current assignee: Lunan Pharmaceutical Group Corp
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-11-26
Anticipated expiration: 2030-12-15

Abstract

The utility model relates to a volatile oil extraction and collection device, concretely relates to high-efficient volatile oil extractor belongs to medicine, chemical industry instrument equipment field. The device mainly comprises a steam generator interface (1), an overflow pipe (2), a steam delivery pipe (3), a condenser interface (4), a condensate collector (5), an oil-water separator (7) and a liquid discharge port (11), wherein the upper end and the lower end of the oil-water separator (7) are respectively provided with a light oil collecting pipe (8) and a heavy oil collecting pipe (9), and the lower end of the condensate collector (5) is provided with a drainage pipe (6). The utility model relates to a science, the structure is exquisite, convenient operation, drainage tube (6) can effectively alleviate the light oil emulsification phenomenon of volatile oil extraction in-process to can draw simultaneously, separate light oil and heavy oil in the chinese-medicinal material, improve volatile oil extraction efficiency and yield, also promote the quality of volatile oil simultaneously.

Description

High-efficient volatile oil extractor

Technical Field

The utility model discloses a high-efficient volatile oil extractor is applicable to the extraction separation of volatile oil, belongs to medicine, chemical industry instrument equipment field.

Background

The volatile oil is a volatile aromatic substance existing in flower, leaf, stem, root or fruit of plant, and can be obtained by steam distillation, extrusion, cold soaking or solvent extraction. There are many traditional Chinese medicines containing volatile oil, especially those of Compositae, Umbelliferae, Rutaceae, Labiatae, Zingiberaceae, etc. The volatile oil is mainly composed of micromolecular components, has wide effect, has the functions of inducing resuscitation with aromatics, eliminating dampness, guiding drugs to go upwards and the like, can act on local or whole body, and particularly shows good pharmacological activity in the aspects of cardiovascular and cerebrovascular systems, central nervous systems, respiratory systems, gastrointestinal systems, antibiosis, antivirus, anti-inflammation, anticancer and the like. At present, the volatile oil is applied in many aspects, and particularly, the application in the aspects of medicine and health care is more and more extensive. Therefore, how to extract the volatile oil with high efficiency and high quality becomes an important research direction.

The volatile oil is one of the important active ingredients for the traditional Chinese medicine to play the pharmacodynamic action, the structure of the volatile oil extractor is continuously optimized and upgraded, the extraction efficiency of the volatile oil is higher, the composition of the components is more complete, and the volatile oil extraction device is an important basis for developing the pharmaceutical research and the pharmacological and pharmacodynamic research of the volatile oil in a laboratory. The steam distillation method is a common volatile oil extraction method, and volatile oil can be evaporated along with steam, and can be extracted from medicinal materials according to the principle that the volatile oil can be separated according to different densities and polarities after being cooled. When volatile oil is extracted by a traditional steam distillation method, mixed steam containing water and the volatile oil is condensed into liquid flow and directly drops on the liquid surface of an oil-water separator. The uppermost layer of the liquid level of the oil-water separator is floating light oil, the oil level of the light oil is condensed, and then the falling oil-water mixed liquid drops are continuously smashed and impacted, so that the serious emulsification phenomenon is caused, the difficulty is brought to the later-stage volatile oil separation work, the problems of incomplete volatile oil separation, low volatile oil yield and the like are caused, and the quality of the volatile oil is reduced.

Disclosure of Invention

To current volatile oil extractor light oil surface through the oil water mixture liquid drop of condensation drippage constantly pound fall with the mixture, cause serious emulsification to cause follow-up volatile oil to separate thoroughly and the drawback such as volatile oil yield low, the to-be-solved technical problem of the utility model is to provide a high-efficient volatile oil extractor.

The inventor carries out pertinence improvement and upgrading to oil water mixture condensation whereabouts passageway and oil water separator on current volatile oil extractor's basis, and the oil water mixture drainage that flows back the condensation through setting up the drainage tube is to oil water separator below the liquid level, and then in order to reduce the hitting of oil water mixture liquid drop to oil water separator upper portion float light oil level and fall and strike to keep the stability of light oil reservoir, alleviateed the emulsification phenomenon when volatile oil draws by a wide margin.

The utility model discloses the technical problem who solves specifically realizes through following technical scheme:

the utility model provides a high-efficient volatile oil extractor, mainly by steam generator interface 1, overflow pipe 2, steam delivery pipe 3, condenser interface 4, condensate collector 5, oil water separator 7 and tapping 11 constitute, its characterized in that, the upper end and the lower extreme of oil water separator 7 are provided with light oil collecting pipe 8 and heavy oil collecting pipe 9 respectively, and the lower extreme of condensate collector 5 is provided with drainage tube 6.

The upper end of the drainage tube 6 is connected with a condensate collector 5, the middle section of the drainage tube passes through a light oil collecting tube 8, and the lower end of the drainage tube extends into the position 2.5-4.5cm below the upper port of the oil-water separator 7; preferably, the lower end of the drainage tube 6 extends 3.5cm below the upper port of the oil-water separator 7.

In the utility model, the drainage tube 6 is in the shape of a trumpet with a large upper part and a small lower part, a round platform with a large upper part and a small lower part or a cylinder; preferably, the drainage tube 6 is in a shape of a big upper horn and a small lower horn; the upper inner diameter of the upper horn-shaped body is 3.5cm, and the lower inner diameter of the upper horn-shaped body is 1.5 cm.

The outer walls of the light oil collecting pipe 8 and the heavy oil collecting pipe 9 are provided with liquid level metering scales, and the measuring accuracy of the metering scales is 0.1 mL.

In the utility model discloses, heavy oil collecting pipe 9 lower extreme is provided with drain hole 11, and drain hole 11 upper portion is provided with cock switch 10.

The utility model relates to a high-efficient volatile oil extractor is upgrading the transformation in-process, and the inventor notices, and the oil water mixture liquid drop of volatile oil extractor light oil face whereabouts after the condensation is broken down and is mixed constantly, can cause serious emulsification to lead to follow-up volatile oil separation not thorough and volatile oil yield low scheduling problem.

Aiming at the common technical problem existing in the volatile oil extraction, the inventor upgrades and improves an oil-water mixed liquid condensation falling channel and an oil-water separator on the basis of a conventional volatile oil extractor, a drainage tube 6 is arranged at the lower end of a condensate collector 5, and the oil-water mixed liquid is drained below the liquid level of the oil-water separator 7 through the drainage tube 6, so that the smashing and impact of oil-water mixture liquid drops on the floating light oil surface are reduced, the stability of a light oil layer is kept, and the emulsification phenomenon in the volatile oil extraction process is greatly reduced.

Specifically, when the volatile oil is extracted, the traditional Chinese medicine decoction pieces and water are added into a round-bottom flask according to a certain proportion, and a heating sleeve is opened for heating and decocting. Along with the gradual rise of the temperature and the pressure in the round-bottom flask, the water is boiled, and enough steam generated by the boiling water effectively carries out the volatile oil in the Chinese herbal pieces. Oil-water mixed steam carrying sufficient volatile oil enters a steam delivery pipe 3 from a steam generator interface 1, then enters a condensate collector 5 from the steam delivery pipe 3, then continuously rises, enters a condenser through a condenser interface 4, is condensed by the condenser to form oil-water mixed liquid, the oil-water mixed liquid flows downwards along the volatile oil collector 5, and is guided to the position below the liquid level of a light oil layer of an oil-water separator 7 through a drainage pipe 6, so that the smashing and impact of oil-water mixed liquid drops on the floating light oil surface are reduced, the stability of the light oil layer is kept, and the emulsification phenomenon during the extraction of the volatile oil is greatly reduced.

The oil-water mixture entering the oil-water separator 7 through the drainage tube 6 can automatically carry out oil-water stratification and heavy oil-light oil separation, the light oil can continuously rise, the heavy oil can continuously sink and is collected at the top end of the light oil collecting pipe 8, and the heavy oil can continuously sink and is collected at the bottom of the heavy oil collecting pipe 9, so that oil-water stratification and heavy oil-light oil separation are realized.

The utility model discloses drainage tube 6 structure is exquisite, can be with the oil water mixture drainage after the condensation to below the oil water separator liquid level, and then reduce the oil water mixture liquid drop to floating pounding of light oil level and fall and assault to keep the stability in light oil reservoir, alleviateed the emulsification when volatile oil draws by a wide margin. The inventor also improves the oil-water separator of the conventional volatile oil extractor to form an oil-water separator 7, so that the cavity of the oil-water separator is enlarged, and the gathering and rising of light oil are facilitated. In addition, be provided with light oil collecting pipe 8 and heavy oil collecting pipe 9 respectively in oil water separator 7's upper end and lower extreme, make the utility model discloses high-efficient volatile oil extractor has the function of drawing simultaneously and collecting light oil and heavy oil.

The utility model discloses the structure is exquisite, the modern design, and convenient high efficiency, the technological effect who produces is showing, compares with current volatile oil extractor, the utility model has the following substantive characteristics and progress:

1. the utility model discloses an add the drainage tube, directly introduce the inside water layer below of oil water separator with the mixed liquid of profit after the condensation, reduced the direct impact to the light oil level, keep the stability in light oil layer to emulsion phenomenon when having alleviateed the volatile oil extraction greatly.

2. The utility model discloses improve oil water separator, increase its appearance chamber volume, set up light oil collecting pipe and heavy oil collecting pipe respectively simultaneously in oil water separator's upper end and lower extreme, have the dual function that light oil was collected and heavy oil was collected concurrently, enlarged the range of application of volatile oil extractor, improved volatile oil extraction efficiency. Meanwhile, fine scales are arranged on the light and heavy oil volatile oil collectors, so that the extraction and separation processes of the volatile oil are clearer, more accurate and more controllable.

3. The utility model discloses high-efficient volatile oil extractor has improved volatile oil separation efficiency, has improved the yield and the quality of volatile oil simultaneously, is fit for multiple volatile oil and draws, has wide popularization and application prospect.

Drawings

FIG. 1 is a schematic view of a high-efficiency volatile oil extractor

The scores in the figures are as follows: 1-steam generator interface, 2-overflow pipe, 3-steam delivery pipe, 4-condenser interface, 5-condensate collector, 6-drainage pipe, 7-oil-water separator, 8-light oil collecting pipe, 9-heavy oil collecting pipe, 10-cock switch, and 11-tapping hole.

FIG. 2 is a schematic view of the structure of a high-efficiency volatile oil extractor (the drainage tube is in the shape of a horn with a large upper part and a small lower part)

The scores in the figures are as follows: 5-a condensate collector, 6-a drainage tube, 7-an oil-water separator and 8-a light oil collecting tube.

FIG. 3 is a schematic view of the structure of a high-efficiency volatile oil extractor (the drainage tube is in the shape of a truncated cone with a large upper part and a small lower part)

FIG. 4 is a schematic view of the structure of the drainage portion of the high efficiency volatile oil extractor (the drainage tube is cylindrical)

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer and more understandable, the present invention is further described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.

Example 1 high-efficiency volatile oil extractor structure and operation mode

As shown in the attached figure 1, the utility model relates to a high-efficient volatile oil extractor mainly comprises steam generator interface 1, overflow pipe 2, steam delivery pipe 3, condenser interface 4, condensate collector 5, oil water separator 7 and tap hole 11. The upper end and the lower end of the oil-water separator 7 are respectively provided with a light oil collecting pipe 8 and a heavy oil collecting pipe 9, and the lower end of the condensate collector 5 is provided with a drainage pipe 6. The upper end of the drainage tube 6 is connected with a condensate collector 5, the middle section passes through a light oil collecting tube 8, and the lower end extends into the position 2-4.5cm below the upper port of the oil-water separator 7. The drainage tube 6 is in a shape of a cone or a cylinder with a large upper part and a small lower part, and a large upper part and a small lower part.

When the volatile oil is extracted, the traditional Chinese medicine decoction pieces and water are added into a round-bottom flask according to a certain proportion, and a heating sleeve is opened for heating and decocting. Along with the gradual rise of the temperature and the pressure in the round-bottom flask, purified water is boiled, and sufficient steam generated by the boiling water effectively carries out the volatile oil in the Chinese herbal pieces. Oil-water mixed steam carrying sufficient volatile oil enters a steam delivery pipe 3 from a steam generator interface 1, then enters a condensate collector 5 from the steam delivery pipe 3, then continuously rises, enters a condenser through a condenser interface 4, is condensed into oil-water mixed liquid through a condenser pipe, and the oil-water mixed liquid flows downwards along the volatile oil collector 5 and is guided to the position below the liquid level of a light oil layer of an oil-water separator 7 through a drainage pipe 6, so that the smashing and impact of oil-water mixed liquid drops on the floating light oil surface are reduced, the stability of the light oil layer is kept, and the emulsification phenomenon during the extraction of the volatile oil is greatly reduced.

The oil-water mixture entering the oil-water separator 7 through the drainage tube 6 can automatically carry out oil-water stratification and heavy oil-light oil separation, the light oil can continuously rise, the heavy oil can continuously sink and is collected at the top end of the light oil collecting pipe 8, and the heavy oil can continuously sink and is collected at the bottom of the heavy oil collecting pipe 9, so that oil-water stratification and heavy oil-light oil separation are realized. After the volatile oil extraction is finished, the cock switch 10 is opened, heavy oil is discharged through the liquid discharge port 11 according to layering, then moisture is discharged, and finally light oil is collected.

EXAMPLE 2 optimization of the shape and length of the draft tube

1.1 design of the experiment

The utility model relates to a volatile oil extractor is at the in-process of design drainage tube to the emulsification degree of the light oil of collecting is the index, changes one of them factor level, and the level of other fixed factors, analysis different factors are to using the influence of drainage tube in order to reduce the emulsification degree of light oil. The length of the drainage tube extending below the upper port of the oil-water separator, the inner diameter of the drainage tube and the shape of the drainage tube are used as distinguishing factors to respectively design the drainage tube, and the emulsification degree of the light oil collected under different conditions is inspected.

When investigating the light oil emulsification degree, collect light oil in clean transparent test tube, put under the natural light and carry out the phenomenon and observe: when the color of the light oil is more biased to the yellow color of the normal volatile oil, the transparency is higher, the clarity is higher, and the number of bubbles is less, the smaller the emulsification degree of the light oil is; conversely, the higher the degree of emulsification of the light oil.

1.2 analysis of results

1.2.1 influence of the length of the draft tube extending below the upper port of the oil-water separator on the emulsification degree of light oil

The shape of the fixed drainage tube is horn-shaped, the inner diameter of the drainage tube is 1cm below the upper end 3.5cm, the lengths of the drainage tube extending to the lower end of the upper port of the oil-water separator are 2cm, 2.5cm, 3.5cm, 4.5cm and 5cm respectively, the volatile oil extraction experiment is carried out respectively, the emulsification degree of the light oil collected by each group is observed, and the result is shown in table 1.

TABLE 1 influence of the length of the draft tube extending below the upper port of the oil-water separator on the emulsification degree of the light oil

As shown in Table 1, when the length of the drainage tube extending below the upper port of the oil-water separator is 2.5-4.5cm, the color of the light oil is yellow of the normal volatile oil, the solution is clear and transparent, and has no turbidity and no bubbles, and the emulsification degree of the light oil is extremely small. When the length that the drainage tube stretches to under the oil water separator upper port is greater than 4.5cm, the oil water mixed liquid that gets into through the drainage tube under the liquid level can stratify in advance in the drainage tube, and light oil stays in the drainage tube and is difficult for flowing out, treats follow-up oil water mixed liquid and flows into the drainage tube and just can wash it out, and the degree that light oil took place the emulsification phenomenon can increase. Therefore, according to the experimental results, it is preferable that the length of the draft tube extending below the upper port of the oil water separator is 2.5 to 4.5cm, and the most preferable length is 3.5 cm.

1.2.2 influence of inner diameter of drainage tube on emulsification degree of light oil

The length of the fixed drainage tube extending to the lower part of the upper port of the oil-water separator is 3.5cm, and when the drainage tube is cylindrical, the inner diameter of the drainage tube is selected to be 2cm, 3cm and 4cm respectively; when the drainage tube is in a circular truncated cone shape with a large upper part and a small lower part, the inner diameters of the drainage tube are respectively 1cm below the upper part by 2cm, 2cm below the upper part by 3cm, and 3cm below the upper part by 4 cm; when the shape of the drainage tube is a trumpet shape with a large upper part and a small lower part, the inner diameter of the drainage tube is respectively 1cm below the upper part by 3cm, 1.5cm below the upper part by 3.5cm and 2cm below the upper part by 4 cm. Volatile oil extraction experiments are carried out according to different inner diameters of drainage tubes with different shapes, the emulsification degree of light oil collected by each group is observed, and the results are shown in tables 2, 3 and 4. As shown in Table 2, when the draft tube is cylindrical, the inner diameter thereof is preferably 3cm, at which time the emulsification degree of the light oil is minimized; similarly, as shown in table 3, when the drainage tube is in the shape of a truncated cone with a large upper part and a small lower part, the inner diameter is preferably 3cm above and 2cm below; as shown in Table 4, when the draft tube is flared in a large upper part and a small lower part, the inner diameter is preferably 3.5cm at the upper part and 1.5cm at the lower part.

TABLE 2 influence of the inner diameter of the draft tube on the emulsification degree of the light oil when the draft tube is cylindrical

TABLE 3 influence of the inside diameter of the drainage tube on the emulsification degree of the light oil when the drainage tube is in the shape of a circular truncated cone

TABLE 4 influence of the inner diameter of the draft tube on the emulsification degree of the light oil when the draft tube is horn-shaped

1.2.3 Effect of draft tube shape on light oil emulsification

The length of the fixed drainage tube extending to the lower part of the upper port of the oil-water separator is 3.5cm, the shapes of the drainage tubes are respectively selected to be cylindrical, round table-shaped with large upper part and small lower part, and horn-shaped with large upper part and small lower part, the volatile oil extraction experiments are respectively carried out according to the optimized inner diameter, namely, the cylindrical shape with the inner diameter of 3cm, the round table-shaped with the inner diameter of 3cm lower part and 2cm lower part, and the horn-shaped with the inner diameter of 3.5cm lower part and 1.5cm lower part, the emulsification degree of the light oil collected by each group is observed, and the results are shown in table 5. As shown in table 5, the emulsification degree of the light oil was minimized when the draft tube was trumpet-shaped.

TABLE 5 influence of shape of the draft tube on the emulsification degree of the light oil

1.3 conclusion

From the results of the above preferred experiments, it can be seen that when the drain is designed to: when the internal diameter is 3.5cm and the pipe orifice is 1.5cm below the upper port of the oil-water separator, the emulsifying degree of the obtained light oil is minimum and the extraction effect of the volatile oil is best when the pipe orifice extends to 2.5-4.5cm below the upper port of the oil-water separator.

The basic principles and main features of the present invention, and the advantages of the present invention have been described above. It will be appreciated by those skilled in the art that the above-described embodiments are not to be considered as limiting, and any modifications and variations made based on the principles of the present invention are intended to be included within the scope of the invention as claimed.

Claims

1. The utility model provides a high-efficient volatile oil extractor, mainly comprises steam generator interface (1), overflow pipe (2), steam delivery pipe (3), condenser interface (4), condensate collector (5), oil water separator (7) and tap hole (11), its characterized in that, the upper end and the lower extreme of oil water separator (7) are provided with light oil collecting pipe (8) and heavy oil collecting pipe (9) respectively, and the lower extreme of condensate collector (5) is provided with drainage tube (6).

2. The high efficiency volatile oil extractor as claimed in claim 1, wherein the upper end of the drainage tube (6) is connected with the condensate collector (5), the middle section passes through the light oil collecting tube (8), and the lower end extends into 2.5-4.5cm below the upper port of the oil-water separator (7).

3. The high efficiency volatile oil extractor as claimed in claim 2, wherein the lower end of the draft tube (6) is extended to 3.5cm below the upper port of the oil water separator (7).

4. The high efficiency volatile oil extractor as claimed in any one of claims 1 to 3, wherein the shape of said draft tube (6) is a trumpet shape with a large upper part and a small lower part, a truncated cone shape with a large upper part and a small lower part or a cylindrical shape.

5. The high efficiency volatile oil extractor as claimed in claim 4, wherein said draft tube (6) is flared in a shape of big end up.

6. The high efficiency volatile oil extractor as claimed in claim 5, wherein the upper inner diameter of said upper and lower trumpet-shaped draft tubes (6) is 3.5cm, and the lower inner diameter is 1.5 cm.

7. The high efficiency volatile oil extractor as claimed in any one of claims 1 to 3, wherein the outer walls of the light oil collecting pipe (8) and the heavy oil collecting pipe (9) are provided with liquid level measuring scales, and the measuring precision of the measuring scales is 0.1 mL.

8. The high efficiency volatile oil extractor as claimed in any one of claims 1 to 3, wherein the heavy oil collecting pipe (9) is provided with a liquid discharging port (11) at the lower end, and a cock switch (10) is arranged at the upper part of the liquid discharging port (11).