CN213790073U

CN213790073U - Extraction device

Info

Publication number: CN213790073U
Application number: CN202022759440.9U
Authority: CN
Inventors: 刘宏; 王焕芸; 刘妍妍; 久欣; 张晨; 张弘
Original assignee: Inner Mongolia Medical University
Current assignee: Inner Mongolia Medical University
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-07-27
Anticipated expiration: 2030-11-25

Abstract

The utility model belongs to the technical field of medicinal material extraction, in particular to an extraction device, which comprises a distillation flask, wherein the top of the distillation flask is provided with a first connecting pipe which is communicated with each other, the top of the first connecting pipe is fixedly connected with an extractor, one side of the first connecting pipe is provided with a steam pipe which is communicated with each other, the top end of the steam pipe extends into the extractor, the top of the extractor is fixedly connected with a condenser pipe, the inner wall of the condenser pipe is fixedly connected with a spiral pipe, the bottom end of the spiral pipe is provided with an air inlet pipe, the bottom end of the air inlet pipe extends into the extractor, the top end of the condenser pipe is provided with a communicated air outlet pipe, the utility model has simple structure, is suitable for simultaneously extracting volatile components and non-volatile components, and compared with the traditional Soxhlet extractor and volatile oil extractor, can simultaneously extract volatile components and non-volatile components in single medicinal materials and compound medicinal materials, and has the advantages of high extraction efficiency, energy conservation, environmental protection, low solvent consumption and the like.

Description

Extraction device

Technical Field

The utility model relates to a medicinal material draws technical field, especially relates to an extraction element.

Background

The chemical components of the traditional Chinese medicine are very complex, and not only contain various effective components, but also have ineffective components and also contain toxic components. Extracting the effective components of the effective monomers, and further separating and purifying the effective components to obtain the effective monomers is an important content in the research field of traditional Chinese medicines. The extraction of the traditional Chinese medicine is to extract the effective components in the traditional Chinese medicine to the maximum extent by utilizing certain technologies, so that the internal quality and the clinical treatment effect of the traditional Chinese medicine preparation are improved, and the effect of the traditional Chinese medicine is exerted to the maximum extent.

In the prior art, the extraction method of effective components in medicinal materials is usually a soaking method, i.e. the medicinal materials are soaked in corresponding solvents, and the solvents are required to be added continuously in the soaking process. However, the method requires a large amount of solvent, consumes a large amount of solvent, increases the extraction cost of the medicinal materials, and cannot effectively extract volatile components and non-volatile components from single medicinal materials and compound medicinal materials simultaneously in the extraction process.

Disclosure of Invention

The utility model aims at solving the defects existing in the prior art and providing an extraction device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an extraction element, includes the distillation flask, the top of distillation flask is equipped with the first connecting pipe that is linked together, the top fixedly connected with extractor of first connecting pipe, one side of first connecting pipe is equipped with the steam pipe that is linked together, the top of steam pipe extends to in the extractor, the top fixedly connected with condenser pipe of extractor, the inner wall fixedly connected with spiral pipe of condenser pipe, the bottom of spiral pipe is provided with the intake pipe, the bottom of intake pipe extends to in the extractor, the top of condenser pipe is equipped with the outlet duct that is linked together, the top of spiral pipe extends to in the outlet duct, one side of extractor is equipped with the second connecting pipe that is linked together, first connecting pipe and second connecting pipe are equipped with same backward flow subassembly.

Preferably, both sides of the condensation pipe are provided with a water outlet and a water inlet which are communicated.

Preferably, the backflow component comprises a T-shaped backflow pipe communicated with one side of the first connecting pipe, a second valve is fixedly arranged on the outer wall of one end, close to the first connecting pipe, of the T-shaped backflow pipe, a third valve is fixedly arranged on the outer wall of the bottom of the T-shaped backflow pipe, and a collecting bottle communicated with the top end of the T-shaped backflow pipe is arranged on the top end of the T-shaped backflow pipe.

Preferably, the backward flow subassembly still includes the L type back flow that is linked together with the collecting vessel top, the fixed cover of outer wall of L type back flow is equipped with first valve, the one end fixedly connected with third connecting pipe of first valve, the fixed cover of one end that second connecting pipe and third connecting pipe are close to each other is equipped with same filter.

Preferably, the inner wall fixedly connected with rubber buffer of outlet duct can open and seal the outlet duct through the rubber buffer, prevents that the vaporized solvent that draws from the outlet duct is excessive and is gone out.

Preferably, the both sides of filter all are equipped with the ring channel, the one end that second connecting pipe and L type back flow are close to each other all extends to the ring channel in, and second connecting pipe and ring channel extrude the connection that can make second connecting pipe, filter and first valve more stable to the direction of filter.

Preferably, one side of the collecting bottle is provided with a liquid level meter communicated with the collecting bottle, and the capacity of the extracting solution in the collecting bottle can be observed through the liquid level meter.

Preferably, the filter comprises two shells, wherein one side of each of the two shells, which is close to each other, is provided with a placing groove, the inner walls of the two placing grooves are provided with the same filter screen, one side of each of the two shells, which is far away from each other, is provided with a ring groove, the inner wall of each ring groove is fixedly provided with a hollow conical rubber plate, one ends, which are close to each other, of the second connecting pipe and the third connecting pipe extend into the two ring grooves respectively, the outer walls of the second connecting pipe and the third connecting pipe are abutted against the inner walls of the two ring grooves respectively, the inner walls of the second connecting pipe and the third connecting pipe are abutted against the outer walls of the two hollow conical rubber plates respectively, the outer wall of each shell is fixedly sleeved with a ring plate, one side of the two ring plates, which is close to each other, one side of the ring plate is provided with a plurality of threaded holes which are arranged at equal intervals, the threaded hole is internally threaded with a bolt, and the two annular plates are fixedly connected through a plurality of bolts.

The utility model has the advantages that:

1. the utility model discloses in, be connected cold water pipeline and water inlet, be connected outlet conduit and delivery port, will wait to draw the medicinal material and place in the extractor, add appropriate amount extractant in the distillation flask, close the second valve, the third valve, first valve, use alcohol burner heating distillation flask to make the solvent that draws in the distillation flask vaporize and get into the spiral pipe through the intake pipe, the vaporized solvent that draws liquefies after the cold water condensation in the condenser pipe, the solvent that draws after the liquefaction flows to the extractor in through the intake pipe.

2. In the utility model, the extraction solvent is used for soaking and extracting the medicinal materials in the extractor, when the medicinal materials are extracted for a certain time, the third valve is closed and the second valve and the first valve are opened, the extracting solution flows into the collecting bottle after being filtered by the filter screen in the filter, flows back to the distillation flask through the collecting bottle, and is continuously heated and evaporated to extract the solvent into the extractor;

3. the utility model discloses in, when drawing to the regulation time, open first valve and control the liquid flow rate, make it slowly flow out, the setting of collecting bottle, not only can increase the capacity of collecting liquid, can also realize the layering of stewing, make volatile oil part and water stratify, when liquid is full of the collecting bottle soon, open the time and control the liquid flow rate of second valve, make it slowly flow out, wait that volatile substance will be nearly collecting bottle lower part, close the second valve, open the third valve, collect volatile substance, according to this method circulation operation, until volatile substance draws completely, collect the extract in the distillation flask simultaneously, can obtain the performance volatile substance through proper processing, can be to extract recycle, reduce solvent consumption;

4. the utility model discloses in, when the filter screen needs to be washd, extract second connecting pipe and third connecting pipe from the ring channel on two shells, then can take off the filter, then can wash the filter screen, after washing the completion, make the second connecting pipe aim at the ring channel and insert in the ring channel, hollow toper rubber slab can with the inner wall contact of second connecting pipe and carry out the shutoff to the second connecting pipe, because hollow toper rubber slab is the rubber material, then rely on the elasticity of hollow toper rubber slab to fix the second connecting pipe on the shell, can install the third connecting pipe in another ring channel according to same method.

The utility model discloses simple structure has and is applicable to and draws volatile component and non-volatile component simultaneously, compares with traditional soxhlet extractor and volatile oil extractor, has and can draw volatile component and non-volatile component in single-taste medicinal material, the compound medicinal material simultaneously, and extracts advantages such as efficient, energy-conservation, environmental protection, solvent consumption are few.

Drawings

Fig. 1 is a front sectional view of an extraction device according to the present invention;

fig. 2 is an enlarged view of a portion a of the extraction device of the present invention shown in fig. 1;

fig. 3 is an enlarged view of the extraction device of fig. 1 at B;

fig. 4 is a three-dimensional schematic view of a filter of an extraction device according to the present invention;

fig. 5 is an exploded view of a filter of an extraction device according to the present invention.

In the figure: 1. a distillation flask; 2. a first connecting pipe; 3. a first valve; 4. a second valve; 5. a T-shaped return pipe; 6. a collection bottle; 7. an L-shaped return pipe; 8. a third valve; 9. an extractor; 10. an air inlet pipe; 11. a condenser tube; 12. a water outlet; 13. a water inlet; 14. a rubber plug; 15. a spiral tube; 16. a second connecting pipe; 17. a filter; 18. an annular groove; 19. a filter screen; 20. an air outlet pipe; 21. a steam pipe; 22. a liquid level meter; 23. an annular plate; 24. a housing; 25. a hollow conical rubber plate; 26. a placement groove; 27. a bolt; 28. and a third connecting pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example one

Referring to fig. 1-5, an extraction device, including distillation flask 1, distillation flask 1's top is equipped with the first connecting pipe 2 that is linked together, the top fixedly connected with extractor 9 of first connecting pipe 2, one side of first connecting pipe 2 is equipped with the steam pipe 21 that is linked together, the top of steam pipe 21 extends to in the extractor 9, the top fixedly connected with condenser tube 11 of extractor 9, the inner wall fixedly connected with spiral pipe 15 of condenser tube 11, the bottom of spiral pipe 15 is provided with intake pipe 10, the bottom of intake pipe 10 extends to in the extractor 9, the top of condenser tube 11 is equipped with the outlet duct 20 that is linked together, the top of spiral pipe 15 extends to in the outlet duct 20, one side of extractor 9 is equipped with the second connecting pipe 16 that is linked together, first connecting pipe 2 and second connecting pipe 16 are equipped with same backward flow subassembly.

In the utility model, both sides of the condensation pipe 11 are provided with a water outlet 12 and a water inlet 13 which are communicated, the reflux component comprises a T-shaped reflux pipe 5 communicated with one side of the first connecting pipe 2, the outer wall of the end of the T-shaped reflux pipe 5 close to the first connecting pipe 2 is fixedly sleeved with a second valve 4, the outer wall of the bottom of the T-shaped reflux pipe 5 is fixedly sleeved with a third valve 8, the top end of the T-shaped reflux pipe 5 is provided with a collecting bottle 6 which is communicated with the top of the collecting bottle 6, the reflux component also comprises an L-shaped reflux pipe 7 communicated with the top of the collecting bottle 6, the outer wall of the L-shaped reflux pipe 7 is fixedly sleeved with a first valve 3, one end of the first valve 3 is fixedly connected with a third connecting pipe 28, the end of the second connecting pipe 16 and the end of the third connecting pipe 28 which are close to each other is fixedly sleeved with a same filter 17, the inner wall of the air outlet pipe 20 is fixedly connected with a rubber plug 14, the air outlet pipe 20 can be opened and closed through the rubber plug 14, the extraction solvent for preventing vaporization overflows and scatters from the air outlet pipe 20, the two sides of the filter 17 are respectively provided with an annular groove 18, the mutually close ends of the second connecting pipe 16 and the L-shaped return pipe 7 are respectively extended into the annular groove 18, the second connecting pipe 16 and the annular groove 18 are extruded into the filter 17 to ensure that the second connecting pipe 16, the filter 17 and the first valve 3 are connected more stably, one side of the collecting bottle 6 is provided with a liquid level meter 22 which is communicated with each other, the capacity of the extracting solution in the collecting bottle 6 can be observed through the liquid level meter 22, the filter 17 comprises two shells 24, one mutually close sides of the two shells 24 are respectively provided with a placing groove 26, the inner walls of the two placing grooves 26 are provided with the same filter screen 19, one mutually far sides of the two shells 24 are respectively provided with the annular groove 18, the inner wall of the annular groove 18 is fixedly provided with a hollow conical rubber plate 25, the mutually close ends of the second connecting pipe 16 and the third connecting pipe 28 are respectively extended into the two annular grooves 18, the outer wall of second connecting pipe 16 and the outer wall of third connecting pipe 28 are inconsistent with the inner wall of two ring channels 18 respectively, the inner wall of second connecting pipe 16 and the inner wall of third connecting pipe 28 are inconsistent with the outer wall of two hollow toper rubber slabs 25 respectively, fixed cover is equipped with annular plate 23 on the outer wall of shell 24, one side that two annular plates 23 are close to each other contacts, one side of annular plate 23 is provided with the screw hole of a plurality of equidistant settings, screw hole female connection has bolt 27, two annular plates 23 are through a plurality of bolt 27 fixed connection.

The working principle is as follows: connecting a cold water pipeline with a water inlet 13, connecting a water outlet pipeline with a water outlet 12, placing the medicinal material to be extracted in an extractor 9, adding a proper amount of an extractant into a distillation flask 1, closing a second valve 4, a third valve 8 and a first valve 3, heating the distillation flask 1 by using an alcohol burner to vaporize the extraction solvent in the distillation flask 1 and enter a spiral tube 15 through an air inlet tube 10, condensing the vaporized extraction solvent through cold water in a condensation tube 11 and liquefying, flowing the liquefied extraction solvent into the extractor 9 through the air inlet tube 10, soaking and extracting the medicinal material in the extractor 9 by the extraction solvent, closing the third valve 8 and opening the second valve 4 and the first valve 3 after extracting for a certain time, filtering the extraction solution through a filter 17 and flowing into a collection bottle 6, flowing back into the distillation flask 1 through the collection bottle 6, continuously heating and evaporating the extraction solvent to the extractor 9 for extraction, when the liquid is extracted to a specified time, the first valve 3 is opened, the flow rate of the liquid is controlled, the liquid is slowly flowed out, the volatile oil part is separated from the water, when the collecting bottle 6 is filled with the liquid, the second valve 4 is opened, the flow rate of the liquid is controlled, the liquid is slowly flowed out, when the volatile substance is close to the lower part of the collecting bottle 6, the second valve 4 is closed, the third valve 8 is opened, the volatile substance is collected, the method is operated circularly until the volatile substance is completely extracted, simultaneously the extracting solution in the distillation bottle 1 is collected, the volatile substance can be obtained after proper treatment, the extracting solution can be recycled, the consumption of the solvent is reduced, when the filter screen 19 needs to be cleaned, the second connecting pipe 16 and the third connecting pipe 28 are pulled out from the annular grooves 18 on the two shells 24, the filter 17 can be taken down, the filter screen 19 can be washed, after the washing is finished, when the second connection pipe 16 is aligned with the annular groove 18 and inserted into the annular groove 18, the hollow conical rubber plate 25 contacts the inner wall of the second connection pipe 16 and seals the second connection pipe 16, and since the hollow conical rubber plate 25 is made of rubber, the second connection pipe 16 is fixed to the housing 24 by the elasticity of the hollow conical rubber plate 25, and the third connection pipe 28 can be installed in the other annular groove 18 in the same manner.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an extraction device, includes retort (1), its characterized in that, the top of retort (1) is equipped with first connecting pipe (2) that are linked together, the top fixedly connected with extractor (9) of first connecting pipe (2), one side of first connecting pipe (2) is equipped with steam pipe (21) that are linked together, the top of steam pipe (21) extends to in extractor (9), the top fixedly connected with condenser pipe (11) of extractor (9), the inner wall fixedly connected with spiral pipe (15) of condenser pipe (11), the bottom of spiral pipe (15) is provided with intake pipe (10), the bottom of intake pipe (10) extends to in extractor (9), the top of condenser pipe (11) is equipped with outlet duct (20) that are linked together, the top of spiral pipe (15) extends to in outlet duct (20), one side of the extractor (9) is provided with a second connecting pipe (16) communicated with each other, and the first connecting pipe (2) and the second connecting pipe (16) are provided with the same backflow assembly.

2. An extraction device according to claim 1, characterized in that the condensation duct (11) is provided with a water outlet (12) and a water inlet (13) on both sides, which are in communication.

3. The extraction device as claimed in claim 1, wherein the return assembly comprises a T-shaped return pipe (5) communicating with one side of the first connection pipe (2), the outer wall of the end of the T-shaped return pipe (5) close to the first connection pipe (2) is fixedly provided with a second valve (4), the outer wall of the bottom of the T-shaped return pipe (5) is fixedly provided with a third valve (8), and the top end of the T-shaped return pipe (5) is provided with a collection bottle (6) communicating with the top end of the T-shaped return pipe.

4. A device as claimed in claim 3, wherein said return assembly further comprises an L-shaped return pipe (7) connected to the top of the collecting bottle (6), said L-shaped return pipe (7) is fixedly sleeved with a first valve (3), one end of said first valve (3) is fixedly connected with a third connecting pipe (28), and the end of said second connecting pipe (16) and the end of said third connecting pipe (28) close to each other are fixedly sleeved with a same filter (17).

5. An extraction apparatus as claimed in claim 1, wherein a rubber stopper (14) is fixedly connected to the inner wall of the outlet tube (20), and the outlet tube (20) can be opened and closed by the rubber stopper (14) to prevent the vaporized extraction solvent from overflowing from the outlet tube (20).

6. An extraction device according to claim 4, wherein the filter (17) is provided with annular grooves (18) on both sides, and the ends of the second connecting pipe (16) and the L-shaped return pipe (7) adjacent to each other extend into the annular grooves (18), and the second connecting pipe (16) and the annular grooves (18) are pressed into the filter (17) to enable the second connecting pipe (16), the filter (17) and the first valve (3) to be connected more stably.

7. An extraction device according to claim 3, characterized in that the collecting bottle (6) is provided with a level gauge (22) on one side thereof, through which gauge (22) the volume of the extraction liquid in the collecting bottle (6) can be observed.

8. An extraction device according to claim 4, characterized in that the filter (17) comprises two outer shells (24), one side of each of the two outer shells (24) close to each other is provided with a placement groove (26), the inner walls of the two placement grooves (26) are provided with the same filter screen (19), one side of each of the two outer shells (24) far away from each other is provided with an annular groove (18), the inner walls of the annular grooves (18) are fixedly provided with hollow conical rubber plates (25), the ends of the second connecting pipe (16) and the third connecting pipe (28) close to each other respectively extend into the two annular grooves (18), the outer walls of the second connecting pipe (16) and the third connecting pipe (28) respectively abut against the inner walls of the two annular grooves (18), and the inner walls of the second connecting pipe (16) and the third connecting pipe (28) respectively abut against the outer walls of the two hollow conical rubber plates (25), fixed cover is equipped with annular plate (23) on the outer wall of shell (24), and one side that two annular plate (23) are close to each other contacts, one side of annular plate (23) is provided with the screw hole of a plurality of equidistant settings, screw hole female connection has bolt (27), and two annular plate (23) are through a plurality of bolt (27) fixed connection.