CN201182917Y - Continuous extracting device - Google Patents
Continuous extracting device Download PDFInfo
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- CN201182917Y CN201182917Y CNU2008200083343U CN200820008334U CN201182917Y CN 201182917 Y CN201182917 Y CN 201182917Y CN U2008200083343 U CNU2008200083343 U CN U2008200083343U CN 200820008334 U CN200820008334 U CN 200820008334U CN 201182917 Y CN201182917 Y CN 201182917Y
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- extraction vessel
- pipeline
- extraction
- concentrate container
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Abstract
The utility model relates to a continuous extraction device which can be used for extracting components which can be dissolved by certain solution in solid substances or separating components which can be dissolved in another solution from a solution and performing synchronous concentration to the extracted liquid simultaneously. An extraction container, a feed opening positioned on the extraction container, a cover which can be sealed, a stirring device positioned in the extraction container and a residue outlet and a liquid outlet which are arranged on the extraction container are arranged in the continuous extraction device. A concentration container provided with a heating device is also arranged in the continuous extraction device, a pipeline communicated with a condenser is arranged at the upper part of the concentration container, the rear end of the condenser is communicated with the inner part of the extraction container through another pipeline, an outlet at the down stream of the condenser is positioned at above two thirds of the inner height of the concentration container.
Description
Technical field
The utility model relates to a kind of extraction equipment, this extraction equipment can be used for extracting in the solid matter composition that can be dissolved by particular solution, also can be used for isolating the component that can be dissolved by another kind of solution, and can carry out concentrating synchronously extract from being dissolved in a kind of solution.The utility model is specially adapted to the specific composition of Chinese medicine is extracted.The utility model comprises extraction vessel, is arranged at the heater on the extraction vessel, is positioned at charge door and sealable lid on the extraction vessel, is positioned at the agitating device of extraction vessel and is arranged at liquid outlet and slag notch on the extraction vessel.
Background technology
At present the extracting method that Chinese medicine is commonly used has decocting method, circumfluence method, infusion process, percolation etc., new extractive technique have supercritical extract, supercritical ultrasonics technology, semi-bionic extraction, enzymology technology, microwave-assisted extraction technique, etc.Used common basically extractor or the reactor of equipment when these methods are implemented specifically extracting, can only carrying out step by step when concentrating operation, can not continuous synchronization carry out.Mostly for example comparatively traditional extracting technique of Chinese medicine is that first water is carried again and concentrates, and can only carry out water with extraction vessel earlier and carry when adopting prior art, and then the water extract is extracted operation.It is higher to extract operation consumption with existing extraction equipment, and efficient is lower, and extracting cycle is longer.
Summary of the invention
The utility model provides a kind of continuous extracting device that can overcome the prior art deficiency.
Extraction vessel is arranged in the utility model, be arranged at the heater on the extraction vessel, be positioned at charge door and sealable lid on the extraction vessel, be positioned at the agitating device of extraction vessel and be arranged at slag notch and liquid outlet on the extraction vessel, the concentrate container that has heater in the device in addition, be provided with the pipeline that is communicated with condenser on the top of aforesaid concentrate container, the end of condenser is with the inside of another pipeline connection extraction vessel, and this pipeline end openings is positioned at below 1/3rd of extraction vessel internal height, at least be provided with one on the extraction vessel and be used for the pipeline that is communicated with concentrate container, and one the highest upstream inlet of position is positioned at more than 2/3rds of extraction vessel internal height in the pipeline of connection extraction vessel and concentrate container, and the outlet in its downstream is positioned at more than 2/3rds of concentrate container internal height, also is provided with flow control valve on it.
The height of the upstream inlet of the condenser in the utility model is higher than its lower exit, and the downstream of condenser is provided with the pipeline that is communicated with negative pressure system.
Connection condenser in the utility model is communicated with distributor with the pipeline of extraction vessel, and distributor is provided with at least three communicating pipes.The lower ending opening of described communicating pipe is positioned at below 1/3rd of extraction vessel internal height, and also offers aperture on the lower end tube wall of communicating pipe, and its highest row's aperture is lower than 1/3rd of extraction vessel internal height.
The following bottom of the extraction vessel in the utility model is provided with the bottom that fixedly has agitating device.
The connecting pipeline that is provided with on the distributor in the utility model is circumferential arrangement along extraction vessel.
The utility model has following advantage:
1. the continuous extraction that can not stop of the utility model, it extracts and reduces greatly duty cycle.
2. the utility model promptly can also can be used for extracting specific composition from solid and extract continuously liquid extraction, simultaneously extract is extracted and concentrates synchronously.
3. because the extraction operation is finished simultaneously with the extraction operation, energy consumption can be fallen greatly.
4. owing to also be provided with the pipeline that is communicated with vacuum plant in the utility model on condenser, so the liquid concentration in the concentrate container can carry out under negative pressure, so further ensures the quality of products; And concentrate and extract, extract and carry out synchronously, improved efficient.
5. because of the circumferential arrangement of the connecting pipeline that is provided with on the distributor of the present utility model along extraction vessel, also offer aperture on the lower end tube wall of communicating pipe in addition, also has the effect of agitating device in addition, these measures can make from concentrate container carries out contacting of fullest through extract that condenser is come with material in the extraction vessel, and extraction efficiency is improved greatly.
6. owing to pipeline between connection extraction vessel and concentrate container is provided with flow control valve, can carry out operation control very easily, more easily the extraction of control device, extraction process.
7. owing to be provided with the pipeline that is communicated with concentrate container, can farthest make things convenient for and satisfy the different needs that require that extract at extraction vessel differing heights place.
8. owing on the heating plant of concentrate container and extraction vessel, be provided with flow control valve, make the easy control of temperature of extraction vessel and concentrate container.
9, can effective component extracting as much as possible, remove impurity simultaneously again to greatest extent, also created condition simultaneously for the formulation of innovation Chinese medicine.
10, adopt the utility model to extract continuously, needn't carry out the repeatedly transfer of feed liquid in the prior art again, both can reduce labour intensity greatly, also can avoid shifting loss and the waste that produces because of feed liquid.
Description of drawings
Accompanying drawing is embodiment of the present utility model, wherein: accompanying drawing 1 is the structural representation of embodiment, accompanying drawing 2 is the embodiment of the distributor (43) of another pattern of the present utility model, it is equivalent among Fig. 1 the position of looking up in the extraction vessel, and accompanying drawing 3 is the lower end partial enlarged view of communicating pipe (17).
The specific embodiment
Below in conjunction with description of drawings:
Structure of the present utility model is referring to Fig. 1, wherein: (1) is valve; (2) provide the heat medium of thermal source to flow into pipe for what be connected to heating jacket (44) with valve (1); (3) be concentrate container; (4) flow out the flow control valve of managing on (5) for being communicated with heat medium; (6) for being communicated with the pipeline of condenser (7); The upstream of condenser (7) is higher than the downstream; (10) with (8) be the cooling medium turnover pipe of condenser; (9) for the pipeline that is communicated with negative pressure system (as vavuum pump) that condenser is not held is set; (39) for being communicated with the pipeline of extraction vessel (16) and concentrate container (3); (11) be charging aperture and the sealed fixing device (the simplest structure is a flange) that is arranged on the extraction vessel (16) with (12); (13) and (18) be respectively the pipe that heat medium flows into and flows out; (14) be the flow control valve of being located on the pipe (13); (15) be to be located at the outer heating jacket of extraction vessel (16); (17) be and distributor (43) connecting pipeline, its lower ending opening is positioned at the extraction vessel height below 1/3rd, be provided with (10) many connecting pipelines in the present embodiment altogether, and distributor (43) is one to be horizontally placed on the straight tube in the extraction vessel in the embodiment that Fig. 1 provides; (19) be to be located at pipe (18) to go up valve; (20) be the device that is used for fixing the slag notch of going to the bottom (24); (21) and (23) be the agitating device that is arranged on go to the bottom (24), wherein (21) are the paddle oars; (23) for driving the motor of leaf oar motion; (25), (26) are for being arranged at the liquid outlet that extraction vessel (16) is located; (36) and (37), (33) and (34), (30) and (31) and (27) and (28) be respectively pipeline and the valve of being located on extraction vessel (16) sidewall, each Guan Junyu pipe (42) of (28), (31), (34) and (37) is communicated with; (38), (35), (32) and (29) are respectively flowmeter or the flow valves of being located on (28), (31), (34) and (37) each pipe, be used for realizing the requirement of different process at operation monitoring or control flow; The downstream of pipe (42) is communicated with concentrate container (3), and wherein the outlet (45) of pipe (42) is positioned at more than 2/3rds of concentrate container (3) height; On pipe (42), also be provided with flow control valve (39); Concentrate container (3) is provided with drainage conduit (40), and discharging valve (41).On extraction vessel (16) and concentrate container (3), also can be provided with observation window in addition.
Several (28), (31) that communicate with communicating pipe (42), (34), (37) pipe are set on extraction vessel (16) in the utility model, on each pipe valve are set.It is that the liquid that is in the different liquid level of extraction vessel (16) for convenience in extracting operation flow in the concentrate container (3) that these pipelines are set at various height, in concrete operation, can close the valve on the corresponding communicating pipe below the liquid level, only unlatching is positioned at the valve of liquid level near communicating pipe, makes to be positioned near the liquid injection concentrate container of liquid level.
Fig. 2 is the distributor embodiment of another pattern of the present utility model, the distributor that Fig. 2 provides (43) is one to be arranged at the garden ring pipe in the extraction vessel, communicating pipe (17) vertically is set on the pipe, this shows that pipe (17) is along circumferential array in extraction vessel (16), this structure can make the liquid of condensation from concentrate container more be evenly distributed in the extraction vessel, more helps the extraction of medicine.
Accompanying drawing 3 is the lower end partial enlarged view of a communicating pipe, as seen from Figure 3, has aperture (46) on the end tube wall of pipe (17).These measures can make extraction liquids fully be in contact with one another with extract, solid extract, improve the efficient of extraction.
Below be the example that device of the present utility model extracts Chinese medicine:
The extraction of example 1 Chinese ephedra
According to technology is definite in advance, elder generation's valve-off (27), (30) and (36), in extraction vessel (16), put into Chinese ephedra through pulverizing and 4 times of amount pH and be 8.5 NaOH aqueous alkali through (11), (12), the liquid level of NaOH aqueous alkali is behind the appropriate location below the pipe (34), n-octyl alcohol reinjects, when the liquid level of n-octyl alcohol is higher than pipe (34), through communicating pipe (34) and (42), n-octyl alcohol flows in the concentrate container 3, stops the injection of n-octyl alcohol after the n-octyl alcohol liquid level is in appropriate location (this position is definite by the technology) mouth of pipe (45) below.Close and sealed feed inlet (11) and (12), start agitating device (21) and (23), solid material and NaOH aqueous alkali are fully acted on, simultaneously can Open valve (19) and (14), suitably heat to extraction vessel, promoting the abundant stripping of water-soluble composition in the solid material, this temperature remains on 20 ℃ to 40 ℃ for well.Open valve (1) makes heat medium enter heating concentrate container (3) in the chuck (44), can open negative pressure system simultaneously.Under heating and suction function, the n-octyl alcohol that is positioned at concentrate container (3) is evaporated concentrated, and n-octyl alcohol steam (6) by the road is condensed after entering condenser (7).Condensed fluid enters in the distributor (43) via pipeline (39), injects the interior NaOH aqueous alkali bottom of extraction vessel (16) by pipeline (17) again.Under the synergy of n-octyl alcohol liquid come-up and stirring vane (21), two kinds of liquid of n-octyl alcohol and NaOH aqueous alkali fully contact, and the relevant composition in being soluble in the aqueous phase is extracted by n-octyl alcohol, when the n-octyl alcohol liquid level that carries extract in the extraction vessel is higher than pipe (34), promptly pass back in the concentrate container (3), enter the flow of container (3) simultaneously according to the requirement of technology by flow control valve (39) control by pipe (34) and (42).This process is carried out continuously, that is: in the extraction vessel, water-soluble material in the Chinese ephedra constantly enters water, simultaneously water constantly and the n-octyl alcohol effect extract, n-octyl alcohol constantly is evaporated in concentrate container simultaneously, the concentration of extract is improved constantly, until reaching the desired degree of technology.The Content of Ephedrine With of extracting through the utility model with adopt existing extractor to carry out the effect that traditional sour water boils formulation relatively to see Table 1.
Table 1 Chinese ephedra extraction and analysis relatively
2 groups of data compare ☆ P0.004, Δ P=0.035, ◆ P=0.018,
P=0.018
Through comparing:, adopt the pseudoephedrine content of the utility model extraction and the extraction rate of transform of total alkali to be higher than existing equipment, and the color and luster of the utility model extract obviously is better than prior art though adopt the yield of legacy equipment to be higher than the utility model.This explanation adopts its impurity of material that the utility model extracts still less, and extract extracts rate of transform height.
Example 2 scutellosides extract
According to technology is definite in advance, elder generation's valve-off (27), (30) and (36), the root of large-flowered skullcap and 95% ethanolic solution through pulverizing put in warp (11), (12) in extraction vessel (16), 95% ethanolic solution is through communicating pipe (34) and (42), flow in the concentrate container (3), after 95% ethanol liquid level is in appropriate location (this position is definite by the technology equally) mouth of pipe (45) below, stop the injection of 95% ethanol.Close and sealed feed inlet (11) and (12), start agitating device (21) and (23), solid material and 95% ethanolic solution are fully acted on, simultaneously can Open valve (19) and (14), suitably heat to extraction vessel, promoting the abundant stripping of pure melt into part in the solid material, this temperature remains on 40 ℃ to 60 ℃ for well.Open valve (1) makes heat medium enter heating concentrate container (3) in the chuck (44), can open negative pressure system simultaneously.Ethanol is evaporated under heating and suction function, steam is condensed after entering condenser (7), enter in the distributor (43) via pipeline (39), inject the bottom of medicinal material again by pipeline (17), under the synergy of ethanol liquid come-up and stirring vane (21), 95% ethanol fully contacts with medicinal material, and make relevant composition in the medicinal material by 95% ethanol extraction, when the 95% ethanol liquid level that carries extract in the extraction vessel is higher than pipe (34), promptly pass back in the concentrate container (3) by pipe (34) and (42), control the flow that enters container (3) according to the requirement of technology by flow control valve (39) simultaneously, make 95% alcohol solvent, 2.5 cycles of circulation.This process is carried out continuously, that is: in extraction vessel, the alcohol soluble substance matter in the root of large-flowered skullcap constantly enters the ethanol phase, and ethanol constantly is evaporated in concentrate container simultaneously, the concentration of extract is improved constantly, until reaching the desired degree of technology.The existing extractor of scutelloside, general flavone content and employing that extracts through the utility model carries out traditional water and proposes acid and sink the effect of method and relatively see Table 2.
The analysis of table 2 radix scutellariae extract relatively
2 groups of data relatively
，★P＝0.039＜0.05，▲P＝0.032＜0.05
The extraction of example 3 Astragaloside IVs
According to technology is definite in advance, elder generation's valve-off (27), (30) and (36), the Radix Astragali and 95% ethanolic solution through pulverizing put in warp (11), (12) in extraction vessel (16), 95% ethanolic solution is through communicating pipe (34) and (42), flow in the concentrate container (3), after 95% ethanol liquid level is in appropriate location (this position is definite by the technology) mouth of pipe (45) below, stop the injection of 95% ethanol.Close and sealed feed inlet (11) and (12), start agitating device (21) and (23), solid material and 95% ethanolic solution are fully acted on, simultaneously can Open valve (19) and (14), suitably heat to extraction vessel, promoting the abundant stripping of pure melt into part in the solid material, this temperature remains on 30 ℃ to 50 ℃ for well.Open valve (1) makes heat medium enter heating concentrate container (3) in the chuck (44), can open negative pressure system simultaneously.Ethanol is evaporated under heating and suction function, steam is condensed after entering condenser (7), enter in the distributor (43) via pipeline (39), inject the bottom of medicinal material again by pipeline (17), under the effect of ethanol liquid come-up and stirring vane (21), 95% ethanol fully contacts with medicinal material, and make relevant composition in the medicinal material by 95% ethanol extraction, when the 95% ethanol liquid level that carries extract in the extraction vessel is higher than pipe (34), promptly pass back in the concentrate container (3) by pipe (34) and (42), control the flow that enters container (3) according to the requirement of technology by flow control valve (39) simultaneously, make 95% alcohol solvent, 3 cycles of circulation.This process is carried out continuously, that is: in extraction vessel, the alcohol soluble substance matter Astragaloside IV in the Radix Astragali constantly enters the ethanol phase, and ethanol constantly is evaporated in concentrate container simultaneously, the concentration of extract is improved constantly, until reaching the desired degree of technology.The Astragaloside IV glucoside content that extracts through the utility model is 2.5235mg.g
-1(the Astragaloside IV mg.g that every g crude drug is contained
-1).
Claims (5)
1, a kind of continuous extracting device, comprise extraction vessel (16), be arranged at the heater (15) on the extraction vessel (16), be positioned at charge door (11) and sealable lid (12) on the extraction vessel (16), be positioned at the agitating device (21) of extraction vessel (16) and be arranged at slag notch (20) and liquid outlet (25) on the extraction vessel, it is characterized in that also comprising in the device concentrate container (3) that has heater (44), the top of concentrate container (3) is provided with the pipeline (6) that is communicated with condenser (7), concentrate container (3) internal communication of pipeline (39) and extraction vessel (16), the end openings of pipeline (39) is positioned at below 1/3rd of extraction vessel (16) internal height, at least be provided with one on the extraction vessel and be used for the pipeline (42) that is communicated with concentrate container (3), and one the highest upstream inlet of position is positioned at more than 2/3rds of extraction vessel (16) internal height in the pipeline (42), the lower exit (45) of pipeline (42) is positioned at more than 2/3rds of concentrate container internal height, is provided with flow control valve (39) in the pipeline (42).
2, continuous extracting device according to claim 1 is characterized in that link to each other with concentrate container (3) height of end of condenser (7) is higher than the end that links to each other with extraction vessel (16), and the downstream of condenser (7) is provided with the pipeline (9) that is communicated with negative pressure system.
3, continuous extracting device according to claim 2, it is characterized in that pipeline (39) is communicated with distributor (43), distributor (43) is provided with at least three communicating pipe (17), the lower ending opening of communicating pipe (17) is positioned at below 1/3rd of extraction vessel (16) internal height, and offer aperture on the lower end tube wall of communicating pipe (17), its highest row's aperture is lower than 1/3rd of extraction vessel internal height.
4, according to claim 1 or 2 or 3 described continuous extracting devices, go to the bottom (24) that it is characterized in that extraction vessel (16) are provided with and fixedly have agitating device (21) and (23).
5, continuous extracting device according to claim 3, go to the bottom (24) that it is characterized in that extraction vessel (16) are provided with and fixedly have agitating device (21) and (23), and distributor (43) is gone up the connecting pipeline (17) that is provided with along the extraction vessel circumferential arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200083343U CN201182917Y (en) | 2008-03-12 | 2008-03-12 | Continuous extracting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200083343U CN201182917Y (en) | 2008-03-12 | 2008-03-12 | Continuous extracting device |
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| Publication Number | Publication Date |
|---|---|
| CN201182917Y true CN201182917Y (en) | 2009-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2008200083343U Expired - Fee Related CN201182917Y (en) | 2008-03-12 | 2008-03-12 | Continuous extracting device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102886154A (en) * | 2012-11-12 | 2013-01-23 | 常军强 | System for extracting chorionic gonadotrophin through alcohol cycle refrigeration |
| CN104941244A (en) * | 2015-06-02 | 2015-09-30 | 中国矿业大学 | Ultrasonic continuous extraction device |
-
2008
- 2008-03-12 CN CNU2008200083343U patent/CN201182917Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102886154A (en) * | 2012-11-12 | 2013-01-23 | 常军强 | System for extracting chorionic gonadotrophin through alcohol cycle refrigeration |
| CN104941244A (en) * | 2015-06-02 | 2015-09-30 | 中国矿业大学 | Ultrasonic continuous extraction device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090121 Termination date: 20100312 |