CN216022129U - Traditional chinese medicine separation and extraction system - Google Patents
Traditional chinese medicine separation and extraction system Download PDFInfo
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- CN216022129U CN216022129U CN202120806670.8U CN202120806670U CN216022129U CN 216022129 U CN216022129 U CN 216022129U CN 202120806670 U CN202120806670 U CN 202120806670U CN 216022129 U CN216022129 U CN 216022129U
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Abstract
A traditional Chinese medicine separation and extraction system and a method thereof are provided, wherein a cooking tank is connected with a horizontal screw machine through a first centrifugal pump, a solid phase outlet of the horizontal screw machine is connected with a movable collecting hopper, a liquid phase outlet of the horizontal screw machine is connected with a vibration screening machine, the vibration screening machine is connected with a liquid inlet of a water extraction tank through a second centrifugal pump, a liquid outlet of the water extraction tank is connected with a double-effect concentrator through a third centrifugal pump, a liquid outlet of the double-effect concentrator is connected with a concentration tank, the concentration tank is connected with an alcohol precipitation tank through a fourth centrifugal pump, a supernatant outlet at the top of the alcohol precipitation tank is connected with a clear liquid tank through a fifth centrifugal pump, a precipitate outlet at the bottom of the alcohol precipitation tank is connected with an explosion-proof horizontal screw machine through an eighth centrifugal pump, a solid phase outlet of the explosion-proof horizontal screw machine is connected with a closed residue discharge tank, a residue discharge port of the closed residue discharge tank is connected with a residue discharge pump, a liquid phase outlet of the explosion-proof horizontal screw machine is connected with a temporary storage tank, and the temporary storage tank is connected with an explosion-proof separator through a ninth centrifugal pump. The method has impurity content of 0.5% or less, effective component loss of 5% or less, and ethanol recovery rate of 80% or more.
Description
Technical Field
The utility model belongs to the technical field of traditional Chinese medicine extraction, and particularly relates to a traditional Chinese medicine separation and extraction system.
Background
As the traditional Chinese medicine is more and more concerned and researched by the medical field as the traditional Chinese medicine in China, how to extract the effective components in the traditional Chinese medicine and remove the impurities in the traditional Chinese medicine becomes the work key point of the majority of scientific and technological workers.
In the production process of traditional Chinese medicines, water extraction and alcohol precipitation are the most common methods, and the principle is that medicinal materials are firstly decocted and extracted by water, wherein water-soluble effective ingredients such as alkaloid, organic acid salt, amino acid and the like are extracted, and simultaneously, a large amount of water-soluble impurities such as starch, protein, polysaccharide, inorganic salt and the like exist. Alcohol precipitation is to utilize the characteristic that the effective components of the traditional Chinese medicine can be dissolved in ethanol and the impurities can not be dissolved in the ethanol, and after the ethanol is added, the effective components are dissolved in the ethanol and the impurities are precipitated.
In the existing water extraction and alcohol precipitation technology of traditional Chinese medicines, common equipment comprises a water extraction tank, an alcohol precipitation tank, a concentration tank and the like, a natural sedimentation method in the tank is usually adopted during extraction and separation, supernatant is extracted from the top of the tank, precipitates are discharged from the bottom of the tank, and the problems of poor separation effect, waste of effective ingredients of the traditional Chinese medicines, high ethanol consumption and the like exist.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide a traditional Chinese medicine separation and extraction system, and a centrifugal machine with high-efficiency separation is introduced in a water extraction and alcohol precipitation process, so that the ethanol consumption and the traditional Chinese medicine component loss are reduced.
The utility model provides a traditional Chinese medicine separation and extraction system which comprises a cooking tank (1), a centrifugal pump (2), a horizontal screw machine (3), a movable collecting hopper (4), a vibration screening machine (5), a water extraction tank (7), a double-effect concentrator (9), a concentration tank (10), an alcohol precipitation tank (12), a supernatant tank (14), an explosion-proof horizontal screw machine (18), a closed residue discharge tank (19), a residue discharge pump (20), a temporary storage tank (21) and an explosion-proof separator (23), wherein the cooking tank (1) is connected with the horizontal screw machine (3) through a first centrifugal pump (2), a solid phase outlet of the horizontal screw machine (3) is connected with the movable collecting hopper (4), a liquid phase outlet of the horizontal screw machine (3) is connected with the vibration screening machine (5), the vibration screening machine (5) is connected with a liquid inlet of the water extraction tank (7) through a second centrifugal pump (6), a liquid outlet of the water extraction tank (7) is connected with the double-effect concentrator (9) through a third centrifugal pump (8), the liquid outlet of double-effect concentrator (9) is connected with concentrated jar (10), concentrated jar (10) link to each other with alcohol precipitation jar (12) through fourth centrifugal pump (11), clear liquid jar (14) are connected through fifth centrifugal pump (13) to the supernatant outlet at the top of alcohol precipitation jar (12), the precipitate export of the bottom of alcohol precipitation jar (12) links to each other with explosion-proof spiral shell machine (18) of crouching through eighth centrifugal pump (17), the airtight row's of solid phase exit linkage sediment jar (19) of explosion-proof spiral shell machine (18) of crouching, the row's cinder notch of airtight row sediment jar (19) links to each other with row's sediment pump (20), the liquid phase exit linkage temporary storage groove (21) of explosion-proof spiral shell machine (18) of crouching, temporary storage groove (21) link to each other with explosion-proof separating centrifuge (23) through ninth centrifugal pump (22).
As a further technical scheme of the utility model, the top outlet of the supernatant tank (14) is connected with a seventh centrifugal pump (16), and the bottom outlet of the supernatant tank (14) is connected with the alcohol precipitation tank (12) through a sixth centrifugal pump (15).
Further, a liquid phase outlet of the second explosion-proof separator (23) is connected with a recovery system, a solid phase outlet of the second explosion-proof separator is connected with a second closed slag discharging tank (24), and a slag discharging port of the second closed slag discharging tank (24) is connected with a diaphragm pump (25).
The utility model has the advantages that the impurity content of the extracted liquid medicine is less than or equal to 0.5 percent, the loss rate of the effective components of the traditional Chinese medicine is less than or equal to 5 percent, and the recovery rate of the ethanol is more than or equal to 80 percent.
Drawings
FIG. 1 is a schematic diagram of the system of the present invention.
Detailed Description
Example one
Referring to fig. 1, the embodiment provides a separation and extraction system for traditional Chinese medicine, which is used for extracting honeysuckle, firstly cleaning cut honeysuckle and entering a cooking tank 1, heating, cooking and stirring the honeysuckle in the cooking tank, then sending the honeysuckle into a horizontal screw machine 3 through a feeding first centrifugal pump 2 for solid-liquid separation, sending a separated solid phase into a mobile collecting hopper 4, sending a liquid phase into a vibrating screen classifier 5, removing some floating substances and residual impurities in the liquid phase through the vibrating screen classifier 5, sending the liquid phase with the floating substances and impurities removed into a water extraction tank 7 under the conveying of a second centrifugal pump 6, sending the liquid medicine into a double-effect concentrator 9 for concentration after uniformly stirring in the water extraction tank through a third centrifugal pump 8, sending the concentrated liquid medicine into a concentration tank 10, sending the concentrated liquid medicine into an alcohol precipitation tank 12 through a fourth centrifugal pump 11, and simultaneously adding ethanol into the alcohol precipitation tank, introducing chilled water into an interlayer of the alcohol precipitation tank to control the alcohol precipitation temperature, standing for a period of time, pumping supernatant from the top of the alcohol precipitation tank to a supernatant tank 14 by a fifth centrifugal pump 13, pumping precipitate from the bottom of the alcohol precipitation tank by an eighth centrifugal pump 17 after pumping the supernatant to an explosion-proof horizontal screw machine 18 for solid-liquid two-phase separation, separating by the explosion-proof horizontal screw machine, feeding alcohol precipitation dregs into a closed dreg discharge tank 19, outputting the alcohol precipitation dregs by a dreg discharge pump 20, feeding the separated liquid medicine into a temporary storage tank 21, conveying the separated liquid medicine to an explosion-proof 23 by a ninth centrifugal pump 22 for further fine separation, feeding the separated liquid phase into a recovery system to recover effective components of honeysuckle and ethanol, feeding the separated dregs into a second closed dreg discharge tank 24, and discharging by a starting diaphragm pump 25. Qualified honeysuckle liquid medicine in the supernatant liquid tank is output from the top through a seventh centrifugal pump 16, and residual liquid medicine at the bottom of the supernatant liquid tank is pumped back into the alcohol precipitation tank 12 through a sixth centrifugal pump 15 for alcohol precipitation reaction again.
The method for separating and extracting the honeysuckle comprises the following steps:
(1) adding cleaned and cut honeysuckle into the cooking pot 1, controlling the heating temperature at 50-60 ℃, the stirring speed at 55-70 r/min, and controlling the cooking time at 1 h;
(2) the inner diameter of a rotary drum of the horizontal screw machine 3 is 450mm, the length-diameter ratio is 4:1, the depth of a liquid pool is 108mm, the rotating speed is controlled to be 3000r/min, and the differential rotating speed is 18 r/min;
(3) the precision of a filter screen of the vibrating sieving machine 5 is 80 meshes, the power is 4KW, and floating objects and residual impurities in clear liquid of the horizontal screw machine are removed;
(4) the density of the concentrated traditional Chinese medicine liquid is controlled to be 1.2 (the water is sealed to be 1) through a double-effect concentrator 9, and the temperature of the concentrated liquid is controlled to be 20 ℃;
(5) when the concentrated solution is added into the alcohol precipitation tank 12, simultaneously adding 90% ethanol, adjusting the liquid medicine amount and the ethanol amount, controlling the liquid medicine feeding amount to be 1.2m3/h and the ethanol feeding amount to be 1.6m3/h, controlling the liquid medicine ethanol content after mixing to be 70%, stirring at 400r/min, introducing chilled water into an interlayer of the alcohol precipitation tank, controlling the temperature of the traditional Chinese medicine liquid in the alcohol precipitation tank to be 8 ℃, and controlling the alcohol precipitation time to be 36 h;
(6) the horizontal screw machine 18 is an explosion-proof horizontal screw machine, nitrogen is filled in the housing for protection, the pressure of the housing is controlled to be 2-4 kpa, the inner diameter of the rotary drum is 350mm, the length-diameter ratio is 3:1, the depth of the liquid pool is 70mm, the rotating speed is 3200r/min, and the differential rotating speed is 15 r/min;
(7) the separator 23 is an explosion-proof separator, nitrogen is filled in the housing for protection, the pressure of the housing is controlled to be 2-10 kpa, the inner diameter of the rotary drum is 220mm, the rotating speed of the rotary drum is 10000r/min, and the back pressure of the liquid phase centripetal pump is 0.25 Mpa.
Example two
Referring to fig. 1, the embodiment provides a separation and extraction system for traditional Chinese medicine, which is used for extracting scutellaria baicalensis, firstly cleaning cut honeysuckle flower and entering a cooking tank 1, heating, cooking and stirring the honeysuckle flower in the cooking tank, then sending the honeysuckle flower into a horizontal screw machine 3 through a feeding first centrifugal pump 2 for solid-liquid separation, sending the separated solid phase into a movable collecting hopper 4, sending the liquid phase into a vibrating screen classifier 5, removing some floating substances and residual impurities in the liquid phase through the vibrating screen classifier 5, sending the liquid phase with the floating substances and the impurities removed into a water extraction tank 7 under the conveying of a second centrifugal pump 6, sending the liquid medicine into a double-effect concentrator 9 for concentration after uniformly stirring in the water extraction tank, sending the concentrated liquid medicine into a concentration tank 10, sending the concentrated liquid medicine into a alcohol precipitation tank 12 through a fourth centrifugal pump 11, simultaneously adding ethanol into the alcohol precipitation tank, introducing chilled water into an interlayer of the alcohol precipitation tank to control alcohol precipitation temperature, standing for a period of time, the fifth centrifugal pump 13 extracts supernatant from the top of the alcohol precipitation tank to a supernatant tank 14, after the supernatant is completely extracted, the eighth centrifugal pump 17 extracts precipitate from the bottom of the alcohol precipitation tank and conveys the precipitate to an explosion-proof horizontal screw machine 18 for solid-liquid two-phase separation, after the separation by the explosion-proof horizontal screw machine, alcohol precipitation residue enters a closed residue discharge tank 19 and is output by a residue discharge pump 20, separated liquid medicine enters a temporary storage tank 21 and is conveyed to an explosion-proof separator 23 by a ninth centrifugal pump 22 for further fine separation, the separated liquid phase enters a recovery system to recover effective components of honeysuckle and ethanol, and the separated residue enters a second closed residue discharge tank 24 and is discharged by a starting diaphragm pump 25. Qualified honeysuckle liquid medicine in the supernatant liquid tank is output from the top through a seventh centrifugal pump 16, and residual liquid medicine at the bottom of the supernatant liquid tank is pumped back into the alcohol precipitation tank 12 through a sixth centrifugal pump 15 for alcohol precipitation reaction again.
The method for separating and extracting the scutellaria baicalensis comprises the following steps:
(2) adding cleaned and cut scutellaria baicalensis into a cooking pot 1, controlling the heating temperature to be 70-80 ℃, the stirring speed to be 80-90 r/min, and controlling the cooking time to be 1.5 h;
(2) the inner diameter of a rotary drum of the horizontal screw machine 3 is 450mm, the length-diameter ratio is 4:1, the depth of a liquid pool is 100mm, the control rotating speed is 3200r/min, and the differential rotating speed is 15 r/min;
(3) the precision of a filter screen of the vibrating sieving machine 5 is 80 meshes, the power is 4KW, and floating objects and residual impurities in clear liquid of the horizontal screw machine are removed;
(4) the density of the concentrated traditional Chinese medicine liquid is controlled to be 1.2 (the water is sealed to be 1) through a double-effect concentrator 9, and the temperature of the concentrated liquid is controlled to be 20 ℃;
(5) when the concentrated solution is added into the alcohol precipitation tank 12, simultaneously adding 90% ethanol, adjusting the liquid medicine amount and the ethanol amount, controlling the liquid medicine feeding amount at 1.5m3/h and the ethanol feeding amount at 2m3/h, controlling the liquid medicine ethanol content after mixing at 80%, stirring at 400r/min, introducing chilled water into the interlayer of the alcohol precipitation tank, controlling the liquid medicine temperature in the alcohol precipitation tank at 5 ℃, and controlling the alcohol precipitation time at 48 h;
(6) the horizontal screw machine 18 is an explosion-proof horizontal screw machine, nitrogen is filled in the housing for protection, the pressure of the housing is controlled to be 2-4 kpa, the inner diameter of the rotary drum is 350mm, the length-diameter ratio is 3:1, the depth of the liquid pool is 75mm, the rotating speed is 3500r/min, and the differential rotating speed is 20 r/min;
(7) the separator 23 is an explosion-proof separator, nitrogen is filled in the housing for protection, the pressure of the housing is controlled to be 2-10 kpa, the inner diameter of the rotary drum is 220mm, the rotating speed of the rotary drum is 11000r/min, and the back pressure of the liquid phase centripetal pump is 0.2 Mpa.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to further illustrate the principles of the utility model, and that various changes and modifications may be made without departing from the spirit and scope of the utility model, which is intended to be protected by the appended claims. The scope of the utility model is defined by the claims and their equivalents.
Claims (3)
1. A traditional Chinese medicine separation and extraction system is characterized by comprising a cooking pot (1), a centrifugal pump (2), a horizontal screw machine (3), a movable collecting hopper (4), a vibration screening machine (5), a water extraction pot (7), a double-effect concentrator (9), a concentration pot (10), an alcohol precipitation pot (12), a supernatant liquid pot (14), an explosion-proof horizontal screw machine (18), a sealed deslagging pot (19), a deslagging pump (20), a temporary storage tank (21) and an explosion-proof separating machine (23), wherein the cooking pot (1) is connected with the horizontal screw machine (3) through a first centrifugal pump (2), a solid phase outlet of the horizontal screw machine (3) is connected with the movable collecting hopper (4), a liquid phase outlet of the horizontal screw machine (3) is connected with the vibration screening machine (5), the vibration screening machine (5) is connected with a liquid inlet of the water extraction pot (7) through a second centrifugal pump (6), the liquid outlet of the water extraction tank (7) is connected with the double-effect concentrator (9) through a third centrifugal pump (8), the liquid outlet of the double-effect concentrator (9) is connected with the concentration tank (10), the concentration tank (10) is connected with the alcohol precipitation tank (12) through a fourth centrifugal pump (11), a supernatant outlet at the top of the alcohol precipitation tank (12) is connected with the supernatant tank (14) through a fifth centrifugal pump (13), a sediment outlet at the bottom of the alcohol precipitation tank (12) is connected with an explosion-proof horizontal screw machine (18) through an eighth centrifugal pump (17), the solid phase outlet of the explosion-proof horizontal screw machine (18) is connected with the closed slag discharging tank (19), the slag discharging port of the closed slag discharging tank (19) is connected with the slag discharging pump (20), a liquid phase outlet of the explosion-proof horizontal screw machine (18) is connected with the temporary storage tank (21), the temporary storage tank (21) is connected with the explosion-proof separator (23) through a ninth centrifugal pump (22).
2. The traditional Chinese medicine separating and extracting system as claimed in claim 1, wherein a top outlet of the supernatant tank (14) is connected with a seventh centrifugal pump (16), and a bottom outlet of the supernatant tank (14) is connected with the alcohol precipitation tank (12) through a sixth centrifugal pump (15).
3. The traditional Chinese medicine separation and extraction system according to claim 1, wherein a liquid phase outlet of the explosion-proof separator (23) is connected with a recovery system, a solid phase outlet thereof is connected with a second closed deslagging tank (24), and a deslagging port of the second closed deslagging tank (24) is connected with a diaphragm pump (25).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120806670.8U CN216022129U (en) | 2021-04-20 | 2021-04-20 | Traditional chinese medicine separation and extraction system |
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| CN202120806670.8U CN216022129U (en) | 2021-04-20 | 2021-04-20 | Traditional chinese medicine separation and extraction system |
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| CN216022129U true CN216022129U (en) | 2022-03-15 |
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| CN202120806670.8U Active CN216022129U (en) | 2021-04-20 | 2021-04-20 | Traditional chinese medicine separation and extraction system |
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