CN114367126A - Traditional Chinese medicine extract purification and concentration system and concentration method thereof - Google Patents

Abstract

The invention discloses a traditional Chinese medicine extract purification and concentration system and a concentration method thereof, and relates to the field of drug purification. A concentration tank is arranged on one side of the filter chamber, the filter cabin includes a filter outer cabin, the top of the filter outer cabin is movably connected with a filter cabin top cover, and the end of the filter cabin top cover away from the filter outer cabin is fixedly connected with an air pressure adjustment device, and the side wall of the air pressure adjustment device is set There is a pressure display gauge, the end of the pressure display gauge away from the air pressure adjusting device is fixedly connected with a stirring motor, and the output end of the stirring motor is fixedly connected with a stirring connecting rod; at the same time, when the present invention is used, a filter screen is provided to achieve the required preliminary separation. At the same time, the heating and heat preservation device at the bottom improves the quality of the produced drugs. By setting a liquid-gathering mechanism inside the concentration tank, the water-vapor-soluble drugs are condensed in the liquid-gathering tank, which can be recycled and prevent waste. .

Description

A kind of traditional Chinese medicine extract purification and concentration system and its concentration method

technical field

The invention relates to the field of drug purification, in particular to a traditional Chinese medicine extract purification and concentration system and a concentration method thereof.

Background technique

Medicines that guide the collection, processing, and preparation of traditional Chinese medicine theories, explain the mechanism of action, and guide clinical applications are collectively referred to as traditional Chinese medicines. Substances for rehabilitation and health care, traditional Chinese medicine mainly comes from natural medicines and their processed products, including plant medicines, animal medicines, mineral medicines and some chemical and biological products. The traditional Chinese medicine extraction is to use some technologies to extract the effective ingredients to the maximum extent, so as to improve the intrinsic quality and clinical treatment effect of traditional Chinese medicine preparations, so that the effect of traditional Chinese medicine can be maximized. A kind of traditional Chinese medicine product with a relatively clear medicinal effect and strict quality standard obtained by extracting, separating and processing traditional Chinese medicinal materials or traditional Chinese medicine compound prescriptions. The main raw material of botanical preparations, and can be widely used in natural health products.

At present, traditional Chinese medicine extracts on the market usually adopt traditional extraction methods, and few of them have been purified. Even if there are purified Chinese medicine extracts, it takes a long time to purify and concentrate by changing the temperature, which is generally heated and boiled. This process may cause some irreversible damage to the medicinal structure of some medicinal materials, thereby destroying the medicinal value of the traditional Chinese medicine extract itself. May be wasted.

SUMMARY OF THE INVENTION

In order to solve the deficiencies mentioned in the above-mentioned background technology, the object of the present invention is to provide a traditional Chinese medicine extract purification and concentration system and a concentration method thereof. the quality of the thing;

By adjusting the filtered product, it can ensure that the medicine will not condense in the equipment, prevent damage to the equipment, and reduce the waste of medicine;

At the same time, when the present invention is in use, it tries to avoid excessive temperature changes during the extraction process, reduces the damage to the drug structure of some traditional Chinese medicines caused by excessive temperature, and ensures the value of the traditional Chinese medicine extracts;

Reduce the waste of medicinal parts soluble in water vapour in the air.

The object of the present invention can be realized through the following technical solutions:

A traditional Chinese medicine extract purification and concentration system, comprising a shell decoction mechanism, the side of the decoction mechanism is provided with a filter chamber, the bottom of the decoction mechanism is fixedly connected with a cooling mechanism, and the side of the cooling mechanism away from the filter chamber is provided with a concentration Can;

The filter cabin includes an outer filter cabin, the top of the outer filter cabin is movably connected with a filter cabin top cover, and the end of the filter cabin top cover away from the filter outer cabin is fixedly connected with an air pressure regulating device, the side wall of the air pressure regulating device is provided with a pressure indicator, and the pressure A stirring motor is fixedly connected to the end of the display meter away from the air pressure regulating device, a stirring connecting rod is fixedly connected to the output end of the stirring motor, and a stirring rod is fixedly connected to the end of the stirring connecting rod that is far away from the stirring motor, and a solid baffle is fixed at the bottom of the filter outer cabin. , the bottom of the solid baffle is fixedly connected to the inner side wall of the bottom of the stirring rod, the top of the solid baffle is fixedly connected with a filter screen, the inner side wall of the solid baffle is fixedly connected with a plurality of insulators, and the bottom of the filter outer cabin is fixedly connected with a first support rod. The side wall of the outer cabin is fixedly connected with a circulation pipe, the end of the circulation pipe away from the filter outer cabin is provided with a funnel, the inner side of the funnel is provided with a protection plate, the top of the inner side of the circulation pipe is fixedly connected with a flow-limiting baffle, and the bottom of the flow-limiting baffle is movably connected with a flow-limiting ball , the bottom end of the current limiting ball is fixedly connected with multiple limiting blocks;

The concentration tank includes a concentration condensation pipe, a negative pressure device is fixedly connected to the top of the concentration condensation pipe, a liquid accumulation mechanism is fixedly connected to the negative pressure device through the top side wall of the concentrated condensation pipe, and a liquid accumulation funnel is arranged at the bottom of the liquid accumulation mechanism. The bottom of the funnel is fixed with a liquid-gathering tank, the side wall of the liquid-gathering tank is fixedly connected with a liquid-gathering pipe, and the liquid-gathering pipe runs through the side wall of the condensing condensing pipe. The end of the liquid connecting rod away from the liquid collecting funnel is fixedly connected to the inner side wall of the concentration condenser tube. The bottom of the concentration condenser tube has only a heating device. rod.

Further, the decoction mechanism includes a decoction pot, the top of the decoction pot is fixedly connected with a medicine feeding pipe, the bottom of the decoction pot is provided with a heating plate, the bottom of the heating plate is fixedly connected with a heating control board, and the heating control board is fixedly connected to the cooling mechanism. The top of the decocting tank is provided with a medicine outlet pipe, and the top of the medicine outlet pipe is provided with a first control valve, and one end of the first control valve away from the medicine outlet pipe is fixedly connected with an adjustment knob.

Further, the cooling mechanism includes a cooling pipe, the cooling pipe is connected to the bottom of the filter chamber, the outer side of the cooling pipe is provided with a second control valve at one end close to the filter chamber, the outer side of the cooling pipe is provided with a cooling chamber, and the top of the cooling chamber is fixedly provided with an inlet. A water outlet, a water outlet is fixedly arranged at the bottom of the cooling cabin, a second support rod is fixedly connected to the bottom of the cooling cabin, and a third control valve is fixedly connected to a part of the outer side of the cooling pipe passing through the cooling cabin.

A concentration method of a traditional Chinese medicine extract purification and concentration system, comprising the steps as follows:

Step 1: Put the original Chinese medicine into the medicine tube, add water, turn on the heating plate for heating and decocting;

Step 2: Turn the adjustment knob to make the raw liquid enter the filter chamber, the raw liquid will stay on the solid baffle in the filter outer cabin, and the filter screen will filter the raw liquid, so that some insoluble wastes that have not been treated by the medicinal materials themselves are deposited on the solid. in the baffle;

Step 3: Start the stirring motor, stir the liquid medicine that enters the solid baffle, and start the heat preservation device to heat the inside;

Step 4: Pressurize the inside of the filter cabin, open the second control valve, so that the medicinal liquid enters the cooling mechanism through the cooling pipe, and the cooling cabin is filled with cold water to cool the medicinal liquid entering the cooling pipe;

Step 5: Open the third control valve, so that the liquid medicine after cooling treatment enters the inside of the condensing condenser;

Step 6: turn on the negative pressure device, heat the heating device at the same time, carry out vacuum distillation treatment, and obtain the refined, concentrated and purified Chinese medicine extract from the bottom of the extract recovery tube after completion;

Step 7: The medicinal part of some medicines is soluble in water vapor. These medicine vapors will condense on the top of the condensing condenser tube and enter the liquid gathering tank. The medicines that are soluble in water vapor in Chinese medicines can be extracted from the liquid gathering pipe. thing.

Beneficial effects of the present invention:

1. The present invention achieves preliminary separation of required medicines and impurities by setting a filter screen, and simultaneously, the heating and heat preservation device at the bottom improves the quality of the medicines produced;

2. When the present invention is in use, the filter chamber adjusts the filtered product through the air pressure control device to ensure that the medicine will not condense in the filter chamber, thereby preventing damage to the equipment and at the same time preventing the waste of the medicine;

3. The present invention is provided with a one-way current limiting device to prevent the liquid medicine from flowing back into the medicine outlet pipe during the pressurization process;

4. The present invention is provided with a pumping device to reduce the pressure inside the concentration tank, so that the boiling point of the water in the concentration tank is lowered, the concentration efficiency is improved, and the medicinal properties of the medicine are prevented from being destroyed;

5. In the present invention, a liquid-gathering mechanism is arranged inside the concentration tank, so that the drug soluble in water vapor is condensed in the liquid-gathering tank, which can be recycled and prevent waste.

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings.

Fig. 1 is the overall structure schematic diagram of the present invention;

Fig. 2 is the internal structure schematic diagram of the present invention;

FIG. 3 is an enlarged schematic view of A in FIG. 2 .

In the figure: 1. Decoction mechanism; 10. Decoction pot; 11. Medicine feeding pipe; 12. Heating plate; 13. Heating control board; 14. Medicine outlet pipe; 15. First control valve; 16. Adjusting knob; 2 , filter cabin; 20, filter outer cabin; 21, filter cabin top cover; 22, air pressure regulating device; 23, pressure indicator; 24, stirring motor; 25, stirring connecting rod; 26, stirring rod; 27, solid baffle ;28, strainer; 29, warmer; 210, first support rod; 211, flow pipe; 212, funnel; 213, protection plate; 214, restrictor baffle; 215, restrictor ball; 216, limit block ;3, cooling mechanism; 30, cooling cabin; 31, cooling pipe; 32, second control valve; 33, third control valve; 34, water inlet; 35, water outlet; 36, second support rod; 4, concentration Tank; 40. Concentrating condenser pipe; 41. Negative pressure device; 42. Liquid collecting mechanism; 43. Liquid collecting connecting rod; 44. Liquid collecting funnel; 45. Liquid collecting tank; 48. Extract recovery tube; 49. Third support rod.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening", "upper", "lower", "thickness", "top", "middle", "length", "inside", "around", etc. Indicates the orientation or positional relationship, only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the components or elements referred to must have a specific orientation, are constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention .

A traditional Chinese medicine extract purification and concentration system and its concentration method, as shown in Figure 1, a decoction mechanism 1, characterized in that, a filter chamber 2 is provided on the side of the decoction mechanism 1, and the bottom of the decoction mechanism 1 is fixedly connected There is a cooling mechanism 3 , and a concentration tank 4 is provided on the side of the cooling mechanism 3 away from the filter chamber 2 .

As shown in FIGS. 2 and 3 , the filter cabin 2 includes an outer filter cabin 20 , a top cover 21 of the filter cabin is movably connected to the top of the outer filter cabin 20 , and an air pressure regulating device 22 is fixedly connected to the end of the top cover 21 away from the outer filter cabin 20 . , the side wall of the air pressure regulating device 22 is provided with a pressure display gauge 23, one end of the pressure display gauge 23 away from the air pressure regulating device 22 is fixedly connected with a stirring motor 24, and the output end of the stirring motor 24 is fixedly connected with a stirring connecting rod 25, and the stirring connecting rod 25 One end away from the stirring motor 24 is fixedly connected with a stirring rod 26, the bottom of the filter outer cabin 20 is fixedly provided with a solid baffle 27, the bottom of the solid baffle 27 is fixedly connected to the inner wall of the bottom of the stirring rod 26, and the top of the solid baffle 27 is fixedly connected with a filter. The net 28, the inner side wall of the solid baffle 27 are fixedly connected with a plurality of incubators 29, the bottom of the filter outer cabin 20 is fixedly connected with a first support rod 210, the side wall of the filter outer cabin 20 is fixedly connected with a circulation pipe 211, and the circulation pipe 211 is far away from the filter One end of the outer cabin 20 is provided with a funnel 212, the inner side of the funnel 212 is provided with a protection plate 213, the top of the inner side of the flow pipe 211 is fixedly connected to a flow-limiting baffle 214, the bottom of the flow-limiting baffle 214 is movably connected to a flow-limiting ball 215, and the bottom of the flow-limiting ball 215 is connected. The ends are fixedly connected with a plurality of limit blocks 216 .

The concentration tank 4 includes a concentration condensation pipe 40, the top of the concentration condensation pipe 40 is fixedly connected with a negative pressure device 41, and the negative pressure device 41 penetrates through the top side wall of the concentration condensation pipe 40 and is fixedly connected with a liquid accumulation mechanism 42, and the bottom of the liquid accumulation mechanism 42 is provided with a The liquid-gathering funnel 44 is fixed at the bottom of the liquid-gathering funnel 44 and has a liquid-gathering tank 45, and the side wall of the liquid-gathering tank 45 is fixedly connected with a liquid-gathering recovery pipe 46. The outer side of the funnel 44 is fixedly connected with a plurality of liquid-gathering connecting rods 43, and one end of the liquid-gathering connecting rods 43 away from the liquid-gathering funnel 44 is fixedly connected to the inner side wall of the condensing condenser tube 40, and the bottom of the concentrating condenser tube 40 has only a heating device 47, and the heating device 47 An extract recovery pipe 48 is fixedly connected, and a third support rod 49 is fixedly connected to the bottom of the outer side of the concentration condensation pipe 40 .

The decoction mechanism 1 includes a decoction pot 10, the top of the decoction pot 10 is fixedly connected with a medicine feeding pipe 11, the bottom of the decoction pot 10 is provided with a heating plate 12, and the bottom of the heating plate 12 is fixedly connected with a heating control board 13, the heating control board 13 is fixedly connected to the top of the cooling mechanism 3, the side wall of the decoction pot 10 is provided with a medicine outlet pipe 14, the top of the medicine outlet pipe 14 is provided with a first control valve 15, and the end of the first control valve 15 away from the medicine outlet pipe 14 is fixedly connected Eh, there is an adjustment knob 16.

The cooling mechanism 3 includes a cooling pipe 31, the cooling pipe 31 is connected to the bottom of the filter chamber 2, the outer side of the cooling pipe 31 is provided with a second control valve 32 at one end close to the filter chamber 2, the outer side of the cooling pipe 31 is provided with a cooling chamber 30, and the cooling chamber 30 A water inlet 34 is fixedly arranged at the top, a water outlet 35 is fixedly arranged at the bottom of the cooling cabin 30, a second support rod 36 is fixedly connected to the bottom of the cooling cabin 30, and a third control valve is fixedly connected to the cooling pipe 31 through a part of the outer side of the cooling cabin 30. 33.

A concentration method of a traditional Chinese medicine extract purification and concentration system, comprising the steps as follows:

Step 1: put the original Chinese medicine into the medicine feeding tube 11, add water, turn on the heating plate 12 for heating and frying;

Step 2: Turn the adjusting knob 16 to make the raw liquid enter the filter chamber 2, the raw liquid will stay in the solid baffle 27 in the filter outer chamber 20, and the filter screen 28 will filter the raw liquid, so that the untreated medicinal materials themselves are difficult to dissolve. The waste material is deposited in the solid baffle 27;

Step 3: start the stirring motor 24 to perform stirring treatment on the liquid medicine entering the solid baffle 27, and simultaneously start the incubator 29 to heat the interior;

Step 4: Pressurize the inside of the filter cabin 2, open the second control valve 32, so that the medicinal liquid enters the cooling mechanism 3 through the cooling pipe 31, and the cooling cabin 30 is filled with cold water, so that the medicinal liquid entering the cooling pipe 31 is cooled down ;

Step 5: open the third control valve 33, so that the medicinal liquid after the cooling treatment enters the inside of the condensing condensation pipe 40;

Step 6: Turn on the negative pressure device 41, heat the heating device 47 at the same time, and carry out a vacuum distillation process. After completion, the refined, concentrated and purified Chinese medicine extract can be obtained from the bottom of the extract recovery pipe 48;

Step 7: The medicinal part of some medicines is soluble in water vapor, and these medicine vapors will condense on the top of the condensing condenser tube 40 and enter the liquid gathering tank 45. The traditional Chinese medicines can be obtained from the liquid gathering recovery tube 46 and will be soluble in water vapor. of medicinal extracts.

In the above process, the concentrated and refined Chinese medicine extract is collected at the bottom of the recyclable tube 48. When a more concentrated Chinese medicine extract is required, the extracted medicine can be directly put into the filter chamber 2 for multiple processing. treatment, to further improve the quality of the product, and at the same time, the water vapor condensate of the drug aqueous solution can be extracted by the polymer liquid recovery pipe 46, and the water vapor condensate of the drug water solution can be processed according to the different properties and medicinal values of the drugs. The refined and concentrated product can be dried by an external drying device to generate a solid traditional Chinese medicine extract, which is convenient for storage and transportation.

In the description of this specification, description with reference to the terms "one embodiment," "example," "specific example," etc. means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one aspect of the present invention. in one embodiment or example. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above-mentioned embodiments, and the descriptions in the above-mentioned embodiments and the description are only to illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will have Various changes and modifications fall within the scope of the claimed invention.

Claims (4)

1. A traditional Chinese medicine extract purification and concentration system comprises a decocting mechanism (1), and is characterized in that a filtering cabin (2) is arranged on the side part of the decocting mechanism (1), a cooling mechanism (3) is fixedly connected to the bottom of the decocting mechanism (1), and a concentration tank (4) is arranged on one side of the cooling mechanism (3) far away from the filtering cabin (2);

the filtering cabin (2) comprises a filtering outer cabin (20), the top of the filtering outer cabin (20) is movably connected with a filtering cabin top cover (21), one end of the filtering cabin top cover (21), which is far away from the filtering outer cabin (20), is fixedly connected with an air pressure adjusting device (22), the side wall of the air pressure adjusting device (22) is provided with a pressure display meter (23), one end of the pressure display meter (23), which is far away from the air pressure adjusting device (22), is fixedly connected with a stirring motor (24), the output end of the stirring motor (24) is fixedly connected with a stirring connecting rod (25), one end of the stirring connecting rod (25), which is far away from the stirring motor (24), is fixedly connected with a stirring rod (26), the bottom of the filtering outer cabin (20) is fixedly provided with a solid baffle (27), the bottom of the solid baffle (27) is fixedly connected with the inner side wall of the bottom of the stirring rod (26), and the top of the solid baffle (27) is fixedly connected with a filter screen (28), the inner side wall of the solid baffle (27) is fixedly connected with a plurality of heat insulators (29), the bottom of the filtering outer chamber (20) is fixedly connected with a first supporting rod (210), the side wall of the filtering outer chamber (20) is fixedly connected with a circulating pipe (211), one end, far away from the filtering outer chamber (20), of the circulating pipe (211) is provided with a funnel (212), the inner side of the funnel (212) is provided with a protective plate (213), the top of the inner side of the circulating pipe (211) is fixedly connected with a current-limiting baffle (214), the bottom of the current-limiting baffle (214) is movably connected with a current-limiting ball (215), and the bottom of the current-limiting ball (215) is fixedly connected with a plurality of limiting blocks (216);

the concentrating tank (4) comprises a concentrating condensation pipe (40), a negative pressure device (41) is fixedly connected to the top of the concentrating condensation pipe (40), the negative pressure device (41) penetrates through a liquid gathering mechanism (42) fixedly connected to the side wall of the top of the concentrating condensation pipe (40), a liquid gathering funnel (44) is arranged at the bottom of the liquid gathering mechanism (42), a liquid gathering groove (45) is fixedly connected to the bottom of the liquid gathering funnel (44), a liquid gathering recovery pipe (46) is fixedly connected to the side wall of the liquid gathering groove (45), the liquid gathering recovery pipe (46) penetrates through the side wall of the concentrating condensation pipe (40), a plurality of liquid gathering connecting rods (43) are fixedly connected to the outer side of the liquid gathering funnel (44), one end, far away from the liquid gathering funnel (44), of the liquid gathering connecting rod (43) is fixedly connected to the inner side wall of the concentrating condensation pipe (40), only a heating device (47) is arranged at the bottom of the concentrating condensation pipe (40), and the heating device (47) is not fixedly connected with an extract recovery pipe (48), the bottom of the outer side of the concentration condensation pipe (40) is fixedly connected with a third supporting rod (49).

2. The system for purifying and concentrating the traditional Chinese medicine extract according to claim 1, wherein the decocting mechanism (1) comprises a decocting pot (10), the top of the decocting pot (10) is fixedly connected with a medicine inlet pipe (11), the bottom of the decocting pot (10) is provided with a heating plate (12), the bottom of the heating plate (12) is fixedly connected with a heating control plate (13), the heating control plate (13) is fixedly connected to the top of the cooling mechanism (3), the side wall of the decocting pot (10) is provided with a medicine outlet pipe (14), the top of the medicine outlet pipe (14) is provided with a first control valve (15), and one end of the first control valve (15) far away from the medicine outlet pipe (14) is fixedly connected with an adjusting knob (16).

3. The system for purifying and concentrating the traditional Chinese medicine extract according to claim 1, wherein the cooling mechanism (3) comprises a cooling pipe (31), the cooling pipe (31) is connected to the bottom of the filtering chamber (2), a second control valve (32) is arranged at one end of the outer side of the cooling pipe (31) close to the filtering chamber (2), a cooling chamber (30) is arranged at the outer side of the cooling pipe (31), a water inlet (34) is fixedly arranged at the top of the cooling chamber (30), a water outlet (35) is fixedly arranged at the bottom of the cooling chamber (30), a second support rod (36) is fixedly connected to the bottom of the cooling chamber (30), and a third control valve (33) is fixedly connected to the outer side of the part of the cooling pipe (31) passing through the cooling chamber (30).

4. A concentration method of a system for purifying and concentrating a Chinese herbal medicine extract, comprising the system for purifying and concentrating a Chinese herbal medicine extract as claimed in any one of claims 1 to 3, comprising the steps of: the using method comprises the following steps:

the method comprises the following steps: putting the raw traditional Chinese medicine into a medicine tube (11), adding water, and opening a heating plate (12) to heat and decoct;

step two: the adjusting knob (16) is rotated to enable the stock solution to enter the filtering cabin (2), the stock solution can stay on a solid baffle (27) in the filtering outer cabin (20), and the filter screen (28) can filter the stock solution, so that some insoluble waste materials which are not treated and are clean are deposited in the solid baffle (27);

step three: starting a stirring motor (24) to stir the liquid medicine entering the solid baffle (27), and starting a heat retainer (29) to preserve heat of the liquid medicine;

step four: pressurizing the interior of the filtering cabin (2), opening a second control valve (32) to enable the liquid medicine to enter the cooling mechanism (3) through a cooling pipe (31), and cooling water is filled in the cooling cabin (30) to enable the liquid medicine entering the cooling pipe (31) to be cooled;

step five: opening a third control valve (33) to enable the liquid medicine subjected to temperature reduction treatment to enter the interior of the concentration condensation pipe (40);

step six: opening the negative pressure device (41), heating the heating device (47), and distilling under reduced pressure to obtain refined, concentrated and purified Chinese medicinal extract from the bottom of the extract recovery tube (48);

step seven: the medicinal part of the medicine can be dissolved in water vapor, and the medicine vapor can be condensed on the top of the concentration condensation pipe (40) and enter the liquid gathering tank (45), and the medicine extract which can be dissolved in water vapor in the traditional Chinese medicine can be obtained from the liquid gathering recovery pipe (46).

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