CN116036656B - Traditional Chinese medicine alcohol precipitation device and control method - Google Patents
Traditional Chinese medicine alcohol precipitation device and control method Download PDFInfo
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- CN116036656B CN116036656B CN202211579116.6A CN202211579116A CN116036656B CN 116036656 B CN116036656 B CN 116036656B CN 202211579116 A CN202211579116 A CN 202211579116A CN 116036656 B CN116036656 B CN 116036656B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
- B01D11/0419—Solvent extraction of solutions which are liquid in combination with an electric or magnetic field or with vibrations
- B01D11/0423—Applying ultrasound
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
- B01D11/0484—Controlling means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0012—Settling tanks making use of filters, e.g. by floating layers of particulate material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/2444—Discharge mechanisms for the classified liquid
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Abstract
The invention discloses a traditional Chinese medicine alcohol precipitation device and a control method, and belongs to the technical field of traditional Chinese medicine production. The traditional Chinese medicine alcohol precipitation device comprises an alcohol precipitation tank, a sedimentation tank and a controller electrically connected with the alcohol precipitation tank and the sedimentation tank, wherein liquid outlet components are arranged in the alcohol precipitation tank and the sedimentation tank, a connecting pipeline is arranged between the alcohol precipitation tank and the sedimentation tank, a first supernatant liquid outlet valve and an alcohol precipitation liquid outlet pump are arranged on the connecting pipeline, a first ultrasonic generator and a first temperature sensor are arranged in the alcohol precipitation tank, and a liquid medicine feed inlet and a first flocculate outlet valve are respectively arranged at the top and the bottom of the alcohol precipitation tank; the invention divides the traditional Chinese medicine alcohol precipitation process into two steps of common precipitation and fractional precipitation, shortens the alcohol precipitation time, improves the production efficiency, can rapidly realize the precipitation of tiny particles in the supernatant liquid of alcohol precipitation, improves the quality of liquid medicine after alcohol precipitation, ensures the uniform stability of the quality of liquid medicine after each batch of alcohol precipitation, effectively shortens the alcohol precipitation time and improves the production efficiency.
Description
Technical Field
The invention relates to the technical field of traditional Chinese medicine production, in particular to a traditional Chinese medicine alcohol precipitation device and a control method.
Background
The extraction of the traditional Chinese medicine is to extract the effective components to the maximum extent by utilizing some extraction techniques, 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. The alcohol precipitation process is the most commonly used separation and purification method in the production and manufacturing process of the traditional Chinese patent medicines. The principle of the alcohol precipitation process is that the active ingredients in the traditional Chinese medicine extract can be dissolved in ethanol solution, the impurity ingredients are not dissolved in ethanol solution with a certain concentration, after ethanol is added, the active ingredients are transferred into the ethanol solution, the impurity ingredients form precipitation, and solid-liquid separation is carried out after standing and precipitation, so that the separation and purification of the active ingredients and the impurities are realized.
The main flow of the alcohol precipitation process of the traditional Chinese medicine in China at present is as follows: and (3) adding ethanol into the ethanol precipitation tank, cooling and refrigerating for a period of time after the ethanol concentration of the ethanol precipitation mixed solution reaches the process set concentration, and discharging the ethanol precipitation supernatant, wherein the ethanol precipitation is finished, and the ethanol precipitation particles are aggregated and form precipitates when cooling and refrigerating. The existing technology has the problems that the alcohol precipitation time is a fixed value, if the alcohol precipitation refrigerating time is too long, the alcohol precipitation particles are crosslinked and wrapped to form a block shape, the loss of active ingredients is caused, and if the alcohol precipitation refrigerating time is too short, incomplete impurity removal is caused, and the quality of the final product is affected. Because the Chinese patent medicine raw materials are derived from plants, animals, minerals and the like, the quality of the raw materials is different, if the traditional production method and the control mode are adopted, the quality difference of supernatant fluid after alcohol precipitation is easy to be caused, and the quality of a final product is influenced.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a traditional Chinese medicine alcohol precipitation device and a control method.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a traditional chinese medicine alcohol precipitation device, includes alcohol precipitation jar, setting tank and with alcohol precipitation jar and setting tank electric connection's controller, all be provided with out liquid subassembly in alcohol precipitation jar and the setting tank, be provided with connecting tube between alcohol precipitation jar and the setting tank, be provided with first supernatant drain valve and alcohol precipitation liquid discharge pump on the connecting tube, be provided with first ultrasonic generator and first temperature sensor in the alcohol precipitation jar, the top and the bottom of alcohol precipitation jar are provided with liquid medicine feed inlet and first floc discharge valve respectively, be provided with mixing system, first cooling system and detecting system in the alcohol precipitation jar, be provided with second ultrasonic generator and second temperature sensor in the setting tank, the top and the bottom of setting tank are provided with second supernatant drain valve and second floc drain valve respectively, second supernatant drain valve external has the setting liquid discharge pump, still be provided with second cooling system in the setting tank, be provided with cooling water piping between second cooling system and the first cooling system.
Preferably, the stirring system comprises an ethanol feed valve and a stirring motor which are arranged at the top of the alcohol precipitation tank, and the output end of the stirring motor is connected with a stirring paddle for mixing the liquid medicine and the ethanol.
Preferably, the detecting system comprises a detecting pool arranged on the outer side of the alcohol precipitation tank through a support, an online laser detector is arranged in the detecting pool, two sides of the detecting pool are respectively communicated with the alcohol precipitation tank through a liquid outlet pipe and a liquid return pipe, a cleaning liquid inlet valve and a cleaning liquid outlet valve are respectively arranged on the liquid outlet pipe and the liquid return pipe, cleaning purified water is externally connected to the first cleaning liquid inlet valve, a sewage pipe is externally connected to the first cleaning liquid outlet valve, an alcohol precipitation liquid external circulation tank inlet valve is arranged on the liquid outlet pipe, and a sampling circulation pump and an alcohol precipitation liquid external circulation tank outlet valve are further arranged on the liquid return pipe.
Preferably, the first cooling system comprises a first cooling water inlet valve and a first cooling water outlet valve which are arranged on the alcohol precipitation tank, the first cooling water inlet valve and the first cooling water outlet valve are connected with a cooling water system, the second cooling system comprises a second cooling water inlet valve and a second cooling water outlet valve which are arranged on the precipitation tank, the second cooling water inlet valve and the second cooling water outlet valve are connected with the cooling water system, and the first cooling water outlet valve on the alcohol precipitation tank is connected with the second cooling water inlet valve on the precipitation tank through a cooling water pipeline.
Preferably, the anti-disturbance buoyancy mechanisms matched with the liquid outlet components are arranged in the alcohol precipitation tank and the sedimentation tank, the liquid outlet components in the alcohol precipitation tank and the sedimentation tank are respectively arranged into a first supernatant liquid outlet pipe and a second supernatant liquid outlet pipe, the first supernatant liquid outlet pipe and the second supernatant liquid outlet pipe are respectively arranged into flexible hoses, the first supernatant liquid outlet pipe is connected with the first supernatant liquid outlet valve, and the second supernatant liquid outlet pipe is connected with the second supernatant liquid outlet valve.
Preferably, the two anti-disturbance buoyancy mechanisms comprise movable floating plates which are respectively arranged in the alcohol precipitation tank and the sedimentation tank in a sliding manner, the two movable floating plates are respectively communicated with a first supernatant liquid outlet pipe and a second supernatant liquid outlet pipe, two first telescopic pipes are arranged on the movable floating plates in the alcohol precipitation tank and are respectively connected with a liquid medicine feeding port and an alcohol feeding valve, a second telescopic pipe is arranged on the movable floating plates in the sedimentation tank, and the second telescopic pipes are connected with a connecting pipeline at the top of the sedimentation tank.
Preferably, the filter plate is arranged in the alcohol precipitation tank and the sedimentation tank, the rotating motors used for driving the filter plate to turn over are respectively arranged on the alcohol precipitation tank and the sedimentation tank, the hydraulic rods are arranged in the alcohol precipitation tank and the sedimentation tank, the bottom of each hydraulic rod is provided with a pressing plate, the pressing plates are movably abutted against the movable floating plate, the movable floating plate is provided with a communicating pipe, the communicating pipe is connected with the liquid outlet assembly, the outer side of the communicating pipe is also communicated with a switching pipe, one end of the switching pipe, far away from the communicating pipe, passes through the movable floating plate and is connected with a water suction hose, and one end of the water suction hose, far away from the switching pipe, passes through the filter plate and is connected with a water suction pipe.
Preferably, the communicating pipe is internally provided with a rotating block in a rotating way, a three-way groove used for communicating the liquid outlet component and the switching pipe is formed in the rotating block, a driving gear is arranged on the rotating block, and a rack plate meshed with the driving gear is arranged on the hydraulic rod.
Preferably, the recess hole matched with stirring rake is offered on the movable floating plate in the alcohol precipitation jar, the stirring rake includes the (mixing) shaft that links to each other with the (mixing) motor output, the (mixing) shaft rotates and sets up in the recess hole, the last movable groove of having offered of (mixing) shaft, the both sides of movable groove all rotate and are provided with the pivot, every be provided with the stirring leaf in the pivot, be provided with the torsional spring that is used for stirring leaf to reset between pivot and the (mixing) shaft circumference.
The invention also discloses a control method of the traditional Chinese medicine alcohol precipitation device, which comprises the following steps:
s1, setting a controller and feeding: setting an alcohol precipitation temperature and the frequency of a stirring motor at a controller, opening a first cooling water inlet valve and a first cooling water outlet valve on an alcohol precipitation tank, adding traditional Chinese medicine liquid into the alcohol precipitation tank through a liquid medicine feeding port, opening an alcohol feeding valve by the controller, feeding alcohol into the liquid medicine, and closing the alcohol feeding valve after the concentration of the alcohol in the tank reaches a process set value;
s2, detecting the particle size of the alcohol precipitation solution on line: opening an alcohol precipitation liquid external circulation tank inlet valve, an alcohol precipitation liquid external circulation tank outlet valve and a sampling circulating pump, opening an on-line laser detector to measure the average particle size and the minimum particle size of the alcohol precipitation liquid in a detection tank, and measuring the relative viscosity mu, the density rho and the density rho of the alcohol precipitation liquid s ；
Sedimentation formula for flocculated particles:introducing the particles into a controller, and automatically calculating the sedimentation time of the average particle size and the sedimentation time of the minimum particle size by the controller;
wherein: u (u) t Sedimentation velocity of particles (m.s) -1 ) The method comprises the steps of carrying out a first treatment on the surface of the d-particle size (m); ρ, ρ s The density of the particles and the liquid medicine (kg.m -3 ) The method comprises the steps of carrying out a first treatment on the surface of the g-gravity acceleration (m.s) -2 ) The method comprises the steps of carrying out a first treatment on the surface of the Mu-viscosity of fluid (Pa.s).
Average particle diameter sedimentation time T s ＝h 1 /u ts The method comprises the steps of carrying out a first treatment on the surface of the Sedimentation time T of minimum particle size m ＝h 1 /u tm ；
Wherein: h is a 1 -alcohol precipitation tank height (m), u t1 Average particle diameter sedimentation velocity, u t2 -minimum particle size sedimentation velocity;
the controller calculates the average particle diameter sedimentation time T through a formula 1 And sedimentation time T of minimum particle size 2 Through multiple tests, the ultrasonic frequency F and the ultrasonic time T are determined tvs And T is s 、T m Is related to the relationship:
F＝a*(T m -T s )/T s +b*T s +c
T tvs ＝e*lnT s +g
wherein: a. b, e and g are constants and are obtained through experiments;
the formula is imported into the controller, so that automatic calculation and execution of ultrasonic frequency and time are realized;
after the detection is finished, starting alcohol precipitation and standing timing; closing an alcohol precipitation liquid external circulation tank inlet valve, an alcohol precipitation liquid external circulation tank outlet valve and a sampling circulating pump, opening a cleaning liquid inlet valve and a cleaning liquid outlet valve, reversing the sampling circulating pump, and introducing cleaning purified water, a cleaning pipeline, a detection tank and the sampling circulating pump; after the cleaning is finished, the cleaning liquid inlet valve, the cleaning liquid outlet valve and the sampling circulating pump are closed;
s3, ultrasonic-assisted alcohol precipitation: the controller calculates the average particle diameter sedimentation time T through a formula s Sedimentation time T of minimum particle size m And ultrasonic frequency F and ultrasonic time T tvs The method comprises the steps of carrying out a first treatment on the surface of the Starting a first ultrasonic generator in the alcohol precipitation tank, wherein the ultrasonic frequency is F, and the ultrasonic time is T tvs The method comprises the steps of carrying out a first treatment on the surface of the After the ultrasonic treatment is finished, the first ultrasonic generator is turned off; when the standing time of alcohol precipitation reaches T s Stopping alcohol precipitation when the reaction is carried out;
s4, transferring an alcohol precipitation solution: opening a first supernatant liquid outlet valve and an alcohol precipitation liquid outlet pump, and pumping the supernatant liquid in the alcohol precipitation tank into a settling tank; after the supernatant is completely absorbed, a first flocculating matter discharging valve is opened to discharge alcohol flocculating matter;
s5, secondary sedimentation of alcohol precipitation liquid: starting a second ultrasonic generator on the sedimentation tank, wherein the ultrasonic frequency is F, and the ultrasonic time is T tvs The method comprises the steps of carrying out a first treatment on the surface of the After the ultrasonic treatment is finished, the second ultrasonic generator is turned off; standing for settling, standing time T 0 ＝2h 2 /u tm Wherein h is 2 Is the height of the settling tank;
after the sedimentation time is reached, a second supernatant liquid outlet valve and a sedimentation liquid outlet pump of the sedimentation tank are opened, and the supernatant liquid in the sedimentation tank is pumped out to enter the next working section; after the supernatant is completely sucked, the second cooling water inlet valve and the second cooling water outlet valve are closed, and the second flocculate discharging valve is opened to discharge flocculate.
Compared with the prior art, the invention provides a traditional Chinese medicine alcohol precipitation device and a control method, which have the following beneficial effects:
1. according to the traditional Chinese medicine alcohol precipitation device and the control method, the alcohol precipitation tank and the sedimentation tank are arranged, the alcohol precipitation process of the traditional Chinese medicine is divided into two steps of common sedimentation and graded sedimentation, the alcohol precipitation time is shortened, the production efficiency is improved, the sedimentation of tiny particles in supernatant liquid of alcohol precipitation can be rapidly realized, the quality of liquid medicine after alcohol precipitation is improved, the uniform stability of the quality of liquid medicine after each batch of alcohol precipitation is ensured, the alcohol precipitation time is effectively shortened, and the production efficiency is improved.
2. According to the traditional Chinese medicine alcohol precipitation device and the control method, the movable floating plate is arranged at the lower end of the liquid outlet component, so that the liquid outlet pipe of the first supernatant liquid or the liquid outlet pipe of the second supernatant liquid can be always positioned at the liquid level surface of the supernatant liquid, the stability of liquid during the pumping of the supernatant liquid is ensured, the phenomenon that deposited impurities at the bottom of the supernatant liquid are disturbed due to the fact that the lower end of the liquid outlet pipe of the supernatant liquid is positioned at the bottom of the supernatant liquid to pump the supernatant liquid is avoided, and the condition that the impurities enter the liquid outlet pipe of the supernatant liquid occurs.
3. According to the traditional Chinese medicine alcohol precipitation device and the control method, after the supernatant above the flocculates is absorbed by the movable floating plate, the action of the hydraulic rod is controlled, so that the hydraulic rod acts on the movable floating plate through the pressing plate, the flocculates piled on the filter plate are extruded by the movable floating plate, residual and attached liquid medicine among the flocculates is extruded, the extruded liquid medicine passes through the filter plate and is absorbed by the water pumping pipe, and the situation of liquid medicine deficiency is avoided.
4. According to the traditional Chinese medicine alcohol precipitation device and the control method, when the hydraulic rod drives the pressing plate to act on flocculate on the filter plate, the hydraulic rod firstly drives the rack plate to be meshed with the driving gear on the rotating block, so that the rotating block rotates in the communicating pipe, the three-way groove turns, the communicating pipe is not communicated with the movable floating plate any more, and the situation that the subsequent valve is blocked due to the fact that the communicating pipe absorbs flocculate on the lower side of the movable floating plate when the discharging pump absorbs extruded liquid medicine is avoided.
Drawings
FIG. 1 is a schematic diagram of a traditional Chinese medicine alcohol precipitation device;
FIG. 2 is a schematic cross-sectional view of an alcohol precipitation tank according to the present invention;
FIG. 3 is a partially enlarged schematic illustration of the structure of portion A of FIG. 2 in accordance with the present invention;
FIG. 4 is a schematic cross-sectional view of a communication pipe according to the present invention;
FIG. 5 is a schematic diagram showing a cross-sectional structure of a communication pipe according to the present invention;
FIG. 6 is a schematic view of a rotating block according to the present invention;
FIG. 7 is a schematic view of the structure of a filter plate of the present invention;
FIG. 8 is a schematic view of the structure of the movable floating plate of the present invention;
FIG. 9 is a schematic structural view of a stirring paddle according to the present invention;
FIG. 10 is a schematic cross-sectional view of a stirring paddle according to the present invention;
fig. 11 is a flowchart of a method for controlling alcohol precipitation of a traditional Chinese medicine.
In the figure: 1. an alcohol precipitation tank; 2. a settling tank; 3. a controller; 11. a stirring motor; 12. an ethanol feed valve; 13. stirring paddles; 131. a stirring shaft; 132. a movable groove; 133. stirring the leaves; 134. a torsion spring; 14. a detection pool; 141. a sampling circulation pump; 142. an on-line laser detector; 143. a cleaning liquid inlet valve; 144. a cleaning liquid outlet valve; 145. an alcohol precipitation liquid external circulation tank inlet valve; 146. an alcohol precipitation liquid external circulation tank outlet valve; 15. a first ultrasonic generator; 16. a first supernatant outlet pipe; 161. a first supernatant outlet valve; 17. a liquid medicine feed port; 181. a first cooling water inlet valve; 182. a first cooling water outlet valve; 183. a first floc discharge valve; 19. a first temperature sensor; 21. a second ultrasonic generator; 22. a second temperature sensor; 23. an alcohol precipitation liquid discharge pump; 241. a second cooling water inlet valve; 242. a second cooling water outlet valve; 243. a second floc discharge valve; 25. a second supernatant outlet pipe; 251. a second supernatant outlet valve; 26. a sedimentation liquid discharge pump; 27. a movable floating plate; 271. concave holes; 28. a filter plate; 281. a rotating motor; 29. a hydraulic rod; 291. rack plate; 30. a pressing plate; 31. a communicating pipe; 32. a transfer tube; 33. a water suction hose; 34. a water pumping pipe; 35. a rotating block; 351. a three-way groove; 352. and a drive gear.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate an orientation or a positional relationship based on that shown in the drawings, merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Example 1:
referring to fig. 1 and 11, a traditional Chinese medicine alcohol precipitation device comprises an alcohol precipitation tank 1, a sedimentation tank 2 and a controller 3 electrically connected with the alcohol precipitation tank 1 and the sedimentation tank 2, wherein liquid outlet components are arranged in the alcohol precipitation tank 1 and the sedimentation tank 2, a connecting pipeline is arranged between the alcohol precipitation tank 1 and the sedimentation tank 2, a first supernatant liquid outlet valve 161 and an alcohol precipitation liquid outlet pump 23 are arranged on the connecting pipeline, a first ultrasonic generator 15 and a first temperature sensor 19 are arranged in the alcohol precipitation tank 1, a liquid medicine feed inlet 17 and a first flocculate outlet valve 183 are respectively arranged at the top and the bottom of the alcohol precipitation tank 1, a stirring system, a first cooling system and a detection system are respectively arranged in the alcohol precipitation tank 1, a second ultrasonic generator 21 and a second temperature sensor 22 are respectively arranged in the sedimentation tank 2, a second supernatant liquid outlet valve 251 and a second flocculate outlet valve 243 are respectively arranged at the top and the bottom of the sedimentation tank 2, a sedimentation liquid outlet pump 26 is externally connected with the second supernatant liquid valve 251, a second cooling system is also arranged in the sedimentation tank 2, and a cooling system is arranged between the second cooling system and the first cooling system.
Specifically, through setting up of the alcohol precipitation tank 1 and the sedimentation tank 2, divide the traditional Chinese medicine alcohol precipitation process into two steps of ordinary sedimentation and fractional sedimentation, the controller 3 is to stirring system, cooling system, detecting system, the ultrasonic generator, temperature sensor and valve electric connection, add traditional Chinese medicine liquid into the alcohol precipitation tank 1 through liquid medicine feed inlet 17, the controller 3 opens the ethanol feed valve 12 and adds ethanol to the liquid medicine stream, after the ethanol concentration in the tank reaches the process set point, close the ethanol feed valve 12, utilize detecting system to detect the particulate matter in the alcohol precipitation liquid, the controller 3 calculates average particle diameter sedimentation time and minimum particle diameter sedimentation time automatically, then utilize the auxiliary alcohol sedimentation of supersound, cooling system work, make alcohol precipitation liquid and great particulate matter separate after stewing in the alcohol precipitation tank 1, the alcohol precipitation liquid after the separation gets into sedimentation tank 2 and carries out secondary sedimentation to the small particulate matter, the controller 3 is to above-mentioned parts and unify the allotment, can effectively shorten the alcohol precipitation time, improve production efficiency, simultaneously through the control of suspended particles in the alcohol precipitation liquid, improve the quality stability of the batch of alcohol precipitation liquid.
Example 2:
referring to fig. 1, 2 and 11, a traditional Chinese medicine alcohol precipitation device is further provided, based on embodiment 1, that the stirring system comprises an ethanol feeding valve 12 and a stirring motor 11 arranged at the top of the alcohol precipitation tank 1, and a stirring paddle 13 for mixing the liquid medicine and the ethanol is connected to the output end of the stirring motor 11.
Specifically, through controlling the operation of the stirring motor 11, the output end of the stirring motor 11 drives the stirring paddle 13 to rotate in the tank body, so that the mixing rate of the ethanol and the traditional Chinese medicine liquid in the alcohol precipitation tank 1 is accelerated, and the mixing effect is improved.
Example 3:
referring to fig. 1 and 11, a traditional Chinese medicine alcohol precipitation device, further, based on embodiment 1, the detection system includes a detection tank 14 disposed outside the alcohol precipitation tank 1 through a support, an online laser detector 142 is disposed in the detection tank 14, two sides of the detection tank 14 are respectively communicated with the alcohol precipitation tank 1 through a liquid outlet pipe and a liquid return pipe, a cleaning liquid inlet valve 143 and a cleaning liquid outlet valve 144 are respectively disposed on the liquid outlet pipe and the liquid return pipe, the first cleaning liquid inlet valve 143 is externally connected with cleaning purified water, the first cleaning liquid outlet valve 144 is externally connected with a sewage pipe, an alcohol precipitation liquid external circulation tank inlet valve 145 is disposed on the liquid outlet pipe, and a sampling circulation pump 141 and an alcohol precipitation liquid external circulation tank outlet valve 146 are also disposed on the liquid return pipe.
Specifically, the on-line laser detector 142 is opened to measure the average particle size and the minimum particle size of the alcohol precipitation liquid in the detection tank 14 by opening the alcohol precipitation liquid external circulation tank inlet valve 145, the alcohol precipitation liquid external circulation tank outlet valve 146 and the sampling circulation pump 141, and after the detection is finished, the alcohol precipitation static timing is started; closing an alcohol precipitation liquid external circulation tank inlet valve 145, an alcohol precipitation liquid external circulation tank outlet valve 146 and a sampling circulation pump 141, opening a cleaning liquid inlet valve 143 and a cleaning liquid outlet valve 144, reversing the sampling circulation pump 141, and introducing cleaning purified water, a cleaning pipeline, a detection tank 14 and the sampling circulation pump 141; after the cleaning is completed, the cleaning liquid inlet valve 143, the cleaning liquid outlet valve 144, and the sampling circulation pump 141 are closed.
Example 4:
referring to fig. 1 and 11, in the traditional Chinese medicine alcohol precipitation device, further, on the basis of embodiment 1, the first cooling system includes a first cooling water inlet valve 181 and a first cooling water outlet valve 182 which are disposed on the alcohol precipitation tank 1, the first cooling water inlet valve 181 and the first cooling water outlet valve 182 are connected with a cooling water system, the second cooling system includes a second cooling water inlet valve 241 and a second cooling water outlet valve 242 which are disposed on the precipitation tank 2, the second cooling water inlet valve 241 and the second cooling water outlet valve 242 are connected with the cooling water system, and the first cooling water outlet valve 182 on the alcohol precipitation tank 1 and the second cooling water inlet valve 241 on the precipitation tank 2 are connected through a cooling water pipeline.
Specifically, by arranging cooling systems in the alcohol precipitation tank 1 and the sedimentation tank 2, the solution is refrigerated after alcohol precipitation is finished, and the alcohol precipitation particles are gathered and form precipitate.
Example 5:
referring to fig. 1 and 2, further, on the basis of embodiment 2, anti-disturbance buoyancy mechanisms matched with liquid outlet components are disposed in the alcohol precipitation tank 1 and the sedimentation tank 2, the liquid outlet components in the alcohol precipitation tank 1 and the sedimentation tank 2 are respectively provided with a first supernatant liquid outlet pipe 16 and a second supernatant liquid outlet pipe 25, the first supernatant liquid outlet pipe 16 and the second supernatant liquid outlet pipe 25 are respectively provided with flexible hoses, the first supernatant liquid outlet pipe 16 is connected with a first supernatant liquid outlet valve 161, and the second supernatant liquid outlet pipe 25 is connected with a second supernatant liquid outlet valve 251.
Further, the two anti-disturbing buoyancy mechanisms comprise movable floating plates 27, the movable floating plates 27 are respectively arranged in the alcohol precipitation tank 1 and the sedimentation tank 2 in a sliding mode, the two movable floating plates 27 are respectively communicated with the first supernatant liquid outlet pipe 16 and the second supernatant liquid outlet pipe 25, two first telescopic pipes are arranged on the movable floating plates 27 in the alcohol precipitation tank 1 and are respectively connected with the liquid medicine feeding port 17 and the ethanol feeding valve 12, second telescopic pipes are arranged on the movable floating plates 27 in the sedimentation tank 2, and the second telescopic pipes are connected with connecting pipelines at the top of the sedimentation tank 2.
Specifically, through setting up movable floating plate 27 at the lower extreme of play liquid subassembly, when movable floating plate 27 rises or descends along with the reduction or the increase of liquid, flexible pipe is automatic flexible, make first supernatant drain pipe 16 or second supernatant drain pipe 25 can be in the liquid level face department of supernatant all the time, the stability of liquid when guaranteeing the supernatant suction, avoid the lower extreme of supernatant drain pipe to be in the bottom of supernatant, when carrying out the suction to it, the deposit impurity atress that leads to the supernatant bottom is disturbed, the condition that appears impurity entering supernatant drain pipe to guarantee the quality of liquid medicine after the alcohol precipitation.
Example 6:
referring to fig. 2, 7 and 8, on the basis of embodiment 5, further, filter plates 28 are disposed in the alcohol precipitation tank 1 and the sedimentation tank 2, a rotary motor 281 for driving the filter plates 28 to turn over is disposed on the alcohol precipitation tank 1 and the sedimentation tank 2, a hydraulic rod 29 is disposed in the alcohol precipitation tank 1 and the sedimentation tank 2, a pressing plate 30 is disposed at the bottom of the hydraulic rod 29, the pressing plate 30 is movably abutted against the movable floating plate 27, a communicating pipe 31 is disposed on the movable floating plate 27, the communicating pipe 31 is connected with a liquid outlet assembly, a transfer pipe 32 is further communicated with the outer side of the communicating pipe 31, one end of the transfer pipe 32 far from the communicating pipe 31 passes through the movable floating plate 27 and is connected with a water absorbing hose 33, and one end of the water absorbing hose 33 far from the transfer pipe 32 passes through the filter plates 28 and is connected with a water pumping pipe 34.
Specifically, by arranging the hydraulic rod 29, when the movable floating plate 27 sucks the supernatant above the flocculate, the hydraulic rod 29 is controlled to act, so that the hydraulic rod 29 moves downwards to apply force to the movable floating plate 27 through the pressing plate 30, the movable floating plate 27 extrudes the flocculate accumulated on the filter plate 28, residual and attached liquid medicine among the flocculate is extruded, and the extruded liquid medicine passes through the filter plate 28 and is sucked by the water suction pipe 34, so that the situation of excessive liquid medicine loss is avoided; when the clear liquid is pumped away, the rotary motor 281 is controlled to drive the filter plates 28 on two sides to turn over, and the two filter plates 28 which are combined originally rotate downwards respectively, so that flocculates accumulated on the filter plates 28 slide down the inclined surface and are discharged through the discharge valve.
Example 7:
referring to fig. 2, 3, 4, 5 and 6, in the traditional Chinese medicine alcohol precipitation apparatus, based on embodiment 6, further, a rotating block 35 is rotatably disposed in the communicating pipe 31, a three-way groove 351 for communicating the liquid outlet assembly with the adapter pipe 32 is formed in the rotating block 35, a driving gear 352 is disposed in the rotating block 35, and a rack 291 meshed with the driving gear 352 is disposed on the hydraulic rod 29.
Specifically, when the hydraulic rod 29 drives the pressing plate 30 to apply force to the flocculate on the filter plate 28, the hydraulic rod 29 will first drive the rack plate 291 to mesh with the driving gear 352 on the rotating block 35, so that the rotating block 35 rotates in the communicating pipe 31, the three-way groove 351 turns to make the communicating pipe 31 no longer communicate with the movable floating plate 27, when the extruded liquid medicine is prevented from being absorbed by the discharge pump, the communicating pipe 31 absorbs the flocculate on the lower side of the movable floating plate 27, resulting in the condition that the subsequent valve is blocked, after the rotating block 35 rotates, the hydraulic rod 29 drives the pressing plate 30 to abut against the movable floating plate 27, and the pressing plate 30 and the movable floating plate 27 simultaneously move downwards to extrude the flocculate on the filter plate 28.
Example 8:
referring to fig. 8, 9 and 10, on the basis of embodiment 6, further, a concave hole 271 matched with a stirring paddle 13 is formed in a movable floating plate 27 in an alcohol precipitation tank 1, the stirring paddle 13 comprises a stirring shaft 131 connected with the output end of a stirring motor 11, the stirring shaft 131 is rotatably arranged in the concave hole 271, a movable groove 132 is formed in the stirring shaft 131, two sides of the movable groove 132 are rotatably provided with rotating shafts, stirring blades 133 are arranged on each rotating shaft, and a torsion spring 134 for resetting and rotating the stirring blades 133 is arranged between the rotating shafts and the circumference of the stirring shaft 131.
Specifically, the movable floating plate 27 is provided with the concave hole 271, so that the stirring shaft 131 is convenient to rotate, the stirring blades 133 are elastically arranged on the stirring shaft 131, and acting force is applied to the stirring blades 133 when the movable floating plate 27 moves up or down, so that the stirring blades 133 shrink in the movable groove 132 by taking the rotating shaft as the center of a circle, and the influence on the up-and-down movement of the movable floating plate 27 is avoided.
The invention also discloses a control method of the traditional Chinese medicine alcohol precipitation device, which comprises the following steps:
s1, setting a controller 3 and feeding: setting an alcohol precipitation temperature and the frequency of a stirring motor 11 at the controller 3, opening a first cooling water inlet valve 181 and a first cooling water outlet valve 182 on the alcohol precipitation tank 1, adding traditional Chinese medicine liquid into the alcohol precipitation tank 1 through a liquid medicine feed inlet 17, opening an ethanol feed valve 12 by the controller 3, feeding ethanol into the liquid medicine, and closing the ethanol feed valve 12 after the ethanol concentration in the tank reaches a process set value;
s2, detecting the particle size of the alcohol precipitation solution on line: opening an alcohol precipitation liquid external circulation tank inlet valve 145, an alcohol precipitation liquid external circulation tank outlet valve 146 and a sampling circulation pump 141, opening an online laser detector 142 to measure the average particle size and the minimum particle size of the alcohol precipitation liquid in the detection tank 14, and taking the alcohol precipitation liquid to measure the relative viscosity mu, the density rho and the density rho of the alcohol precipitation particles s ；
Sedimentation formula for flocculated particles:introducing the particles into a controller 3, and automatically calculating the sedimentation time of the average particle size and the sedimentation time of the minimum particle size by the controller 3;
wherein: u (u) t Sedimentation velocity of particles (m.s) -1 ) The method comprises the steps of carrying out a first treatment on the surface of the d-particle size (m); ρ, ρ s The density of the particles and the liquid medicine (kg.m -3 ) The method comprises the steps of carrying out a first treatment on the surface of the g-gravity acceleration (m.s) -2 ) The method comprises the steps of carrying out a first treatment on the surface of the Mu-viscosity of fluid (Pa.s).
Average particle diameter sedimentation time T s ＝h 1 /u ts The method comprises the steps of carrying out a first treatment on the surface of the Sedimentation time T of minimum particle size m ＝h 1 /u tm ；
Wherein:h 1 height (m), u of alcohol precipitation tank 1 t1 Average particle diameter sedimentation velocity, u t2 -minimum particle size sedimentation velocity;
the controller 3 calculates the average particle diameter sedimentation time T by a formula 1 And sedimentation time T of minimum particle size 2 Through multiple tests, the ultrasonic frequency F and the ultrasonic time T are determined tvs And T is s 、T m Is related to the relationship:
F＝a*(T m -T s )/T s +b*T s +c
T tvs ＝e*lnT s +g
wherein: a. b, e and g are constants and are obtained through experiments;
the formula is imported into the controller 3 to realize automatic calculation and execution of ultrasonic frequency and time;
after the detection is finished, starting alcohol precipitation and standing timing; closing an alcohol precipitation liquid external circulation tank inlet valve 145, an alcohol precipitation liquid external circulation tank outlet valve 146 and a sampling circulation pump 141, opening a cleaning liquid inlet valve 143 and a cleaning liquid outlet valve 144, reversing the sampling circulation pump 141, and introducing cleaning purified water, a cleaning pipeline, a detection tank 14 and the sampling circulation pump 141; after the cleaning is finished, the cleaning liquid inlet valve 143, the cleaning liquid outlet valve 144 and the sampling circulating pump 141 are closed;
s3, ultrasonic-assisted alcohol precipitation: the controller 3 calculates the average particle diameter sedimentation time T by a formula s Sedimentation time T of minimum particle size m And ultrasonic frequency F and ultrasonic time T tvs The method comprises the steps of carrying out a first treatment on the surface of the The first ultrasonic generator 15 in the alcohol precipitation tank 1 is started, the ultrasonic frequency is F, and the ultrasonic time is T tvs The method comprises the steps of carrying out a first treatment on the surface of the After the ultrasound is finished, the first ultrasound generator 15 is turned off; when the standing time of alcohol precipitation reaches T s Stopping alcohol precipitation when the reaction is carried out;
s4, transferring an alcohol precipitation solution: opening the first supernatant outlet valve 161 and the alcohol precipitation outlet pump 23 to pump the supernatant in the alcohol precipitation tank 1 into the settling tank 2; after the supernatant is completely sucked, the first flocculate discharging valve 183 is opened to discharge the alcohol precipitation flocculate;
s5, secondary sedimentation of alcohol precipitation liquid: the second ultrasonic generator 21 on the settling tank 2 is turned on, ultrasonic frequencyF, ultrasonic time T tvs The method comprises the steps of carrying out a first treatment on the surface of the After the ultrasound is finished, the second ultrasound generator 21 is turned off; standing for settling, standing time T 0 ＝2h 2 /u tm Wherein h is 2 Is the height of the settling tank 2;
after the sedimentation time is reached, a second supernatant liquid outlet valve 251 and a sedimentation liquid outlet pump 26 of the sedimentation tank 2 are opened, and the supernatant liquid in the sedimentation tank 2 is pumped out to enter the next working section; after the supernatant is completely sucked, the second cooling water inlet valve 241 and the second cooling water outlet valve 242 are closed, and the second flocculate discharge valve 243 is opened to discharge flocculate.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (1)
1. A control method of a traditional Chinese medicine alcohol precipitation device is characterized in that,
the traditional Chinese medicine alcohol precipitation device comprises an alcohol precipitation tank (1), a sedimentation tank (2) and a controller (3) electrically connected with the alcohol precipitation tank (1) and the sedimentation tank (2), and is characterized in that liquid outlet components are arranged in the alcohol precipitation tank (1) and the sedimentation tank (2), a connecting pipeline is arranged between the alcohol precipitation tank (1) and the sedimentation tank (2), a first supernatant liquid outlet valve (161) and an alcohol precipitation liquid outlet pump (23) are arranged on the connecting pipeline, a first ultrasonic generator (15) and a first temperature sensor (19) are arranged in the alcohol precipitation tank (1), a liquid medicine feed inlet (17) and a first flocculate outlet valve (183) are respectively arranged at the top and the bottom of the alcohol precipitation tank (1), a stirring system, a first cooling system and a detection system are arranged in the alcohol precipitation tank (1), a second ultrasonic generator (21) and a second temperature sensor (22) are arranged in the sedimentation tank (2), a second supernatant liquid outlet valve (251) and a second supernatant liquid outlet valve (26) are respectively arranged at the top and the bottom of the sedimentation tank (2), and a second cooling system (251) is also arranged between the cooling system and the second flocculation liquid outlet valve (251) and the second cooling system (251) are respectively arranged;
the stirring system comprises an ethanol feed valve (12) and a stirring motor (11) which are arranged at the top of the alcohol precipitation tank (1), and the output end of the stirring motor (11) is connected with a stirring paddle (13) for mixing liquid medicine and ethanol;
the detection system comprises a detection tank (14) arranged on the outer side of an alcohol precipitation tank (1) through a support, an online laser detector (142) is arranged in the detection tank (14), two sides of the detection tank (14) are respectively communicated with the alcohol precipitation tank (1) through a liquid outlet pipe and a liquid return pipe, a cleaning liquid inlet valve (143) and a cleaning liquid outlet valve (144) are respectively arranged on the liquid outlet pipe and the liquid return pipe, cleaning purified water is externally connected to the first cleaning liquid inlet valve (143), a sewage pipe is externally connected to the first cleaning liquid outlet valve (144), an alcohol precipitation liquid external circulation tank inlet valve (145) is arranged on the liquid outlet pipe, and a sampling circulating pump (141) and an alcohol precipitation liquid external circulation tank outlet valve (146) are also arranged on the liquid return pipe;
the first cooling system comprises a first cooling water inlet valve (181) and a first cooling water outlet valve (182) which are arranged on the alcohol precipitation tank (1), the first cooling water inlet valve (181) and the first cooling water outlet valve (182) are connected with a cooling water system, the second cooling system comprises a second cooling water inlet valve (241) and a second cooling water outlet valve (242) which are arranged on the precipitation tank (2), the second cooling water inlet valve (241) and the second cooling water outlet valve (242) are connected with the cooling water system, and the first cooling water outlet valve (182) on the alcohol precipitation tank (1) is connected with the second cooling water inlet valve (241) on the precipitation tank (2) through a cooling water pipeline;
the anti-disturbance buoyancy mechanisms matched with the liquid outlet components are arranged in the alcohol precipitation tank (1) and the sedimentation tank (2), the liquid outlet components in the alcohol precipitation tank (1) and the sedimentation tank (2) are respectively provided with a first supernatant liquid outlet pipe (16) and a second supernatant liquid outlet pipe (25), the first supernatant liquid outlet pipe (16) and the second supernatant liquid outlet pipe (25) are respectively provided with flexible hoses, the first supernatant liquid outlet pipe (16) is connected with a first supernatant liquid outlet valve (161), and the second supernatant liquid outlet pipe (25) is connected with a second supernatant liquid outlet valve (251);
the two anti-disturbance buoyancy mechanisms comprise movable floating plates (27) which are respectively arranged in the alcohol precipitation tank (1) and the sedimentation tank (2) in a sliding manner, the two movable floating plates (27) are respectively communicated with a first supernatant liquid outlet pipe (16) and a second supernatant liquid outlet pipe (25), two first telescopic pipes are arranged on the movable floating plates (27) in the alcohol precipitation tank (1), the two first telescopic pipes are respectively connected with a liquid medicine feeding port (17) and an ethanol feeding valve (12), a second telescopic pipe is arranged on the movable floating plates (27) in the sedimentation tank (2), and the second telescopic pipes are connected with a connecting pipeline at the top of the sedimentation tank (2);
the novel water treatment device is characterized in that filter plates (28) are arranged in the alcohol precipitation tank (1) and the sedimentation tank (2), a rotating motor (281) for driving the filter plates (28) to overturn is arranged on the alcohol precipitation tank (1) and the sedimentation tank (2), a hydraulic rod (29) is arranged in the alcohol precipitation tank (1) and the sedimentation tank (2), a pressing plate (30) is arranged at the bottom of the hydraulic rod (29), the pressing plate (30) is movably abutted against a movable floating plate (27), a communicating pipe (31) is arranged on the movable floating plate (27), the communicating pipe (31) is connected with a liquid outlet component, an adapter pipe (32) is further communicated with the outer side of the communicating pipe (31), one end, far away from the communicating pipe (31), of the adapter pipe (32) penetrates through the movable floating plate (27) to be connected with a water absorption hose (33), and one end, far away from the adapter pipe (32), of the adapter hose (33) penetrates through the filter plates (28) to be connected with a water suction pipe (34);
a rotating block (35) is rotationally arranged on the communicating pipe (31), a three-way groove (351) for communicating the liquid outlet component with the adapter pipe (32) is formed in the rotating block (35), a driving gear (352) is arranged on the rotating block (35), and a rack plate (291) meshed with the driving gear (352) is arranged on the hydraulic rod (29);
a concave hole (271) matched with a stirring paddle (13) is formed in a movable floating plate (27) in the alcohol precipitation tank (1), the stirring paddle (13) comprises a stirring shaft (131) connected with the output end of a stirring motor (11), the stirring shaft (131) is rotatably arranged in the concave hole (271), a movable groove (132) is formed in the stirring shaft (131), two sides of the movable groove (132) are rotatably provided with rotating shafts, stirring blades (133) are arranged on each rotating shaft, and torsion springs (134) for resetting and rotating the stirring blades (133) are arranged between the rotating shafts and the circumference of the stirring shaft (131);
the control method comprises the following steps:
s1, setting a controller (3) and feeding: setting an alcohol precipitation temperature and the frequency of a stirring motor (11) in a controller (3), opening a first cooling water inlet valve (181) and a first cooling water outlet valve (182) on an alcohol precipitation tank (1), adding traditional Chinese medicine liquid into the alcohol precipitation tank (1) through a liquid medicine feed inlet (17), opening an ethanol feed valve (12) by the controller (3), feeding ethanol into the liquid medicine, and closing the ethanol feed valve (12) after the ethanol concentration in the tank reaches a process set value;
s2, detecting the particle size of the alcohol precipitation solution on line: opening an alcohol precipitation liquid external circulation tank inlet valve (145), an alcohol precipitation liquid external circulation tank outlet valve (146) and a sampling circulation pump (141), opening an online laser detector (142) to measure the average particle size and the minimum particle size of the alcohol precipitation liquid in a detection tank (14), and taking the alcohol precipitation liquid to measure the relative viscosity mu, the density rho and the density rho of the alcohol precipitation particles s ；
Sedimentation formula for flocculated particles:introducing the particles into a controller (3), and automatically calculating the sedimentation time of the average particle size and the sedimentation time of the minimum particle size by the controller (3);
wherein: u (u) t Sedimentation velocity of particles (m.s) -1 ) The method comprises the steps of carrying out a first treatment on the surface of the d-particle size (m); ρ, ρ s The density of the particles and the liquid medicine (kg.m -3 ) The method comprises the steps of carrying out a first treatment on the surface of the g-gravity acceleration (m.s) -2 ) The method comprises the steps of carrying out a first treatment on the surface of the Mu-viscosity of fluid (pa·s);
average particle diameter sedimentation time T s ＝h 1 /u ts The method comprises the steps of carrying out a first treatment on the surface of the Sedimentation time T of minimum particle size m ＝h 1 /u tm ；
Wherein: h is a 1 -height (m), u of alcohol precipitation tank (1) t1 Average particle diameter sedimentation velocity, u t2 -minimum particle size sedimentation velocity;
the controller (3) calculates the sedimentation time T of the average particle diameter through a formula 1 And sedimentation time T of minimum particle size 2 Through multiple tests, the ultrasonic frequency F and the ultrasonic time T are determined tvs And T is s 、T m Is related to the relationship:
F＝a*(T m -T s )/T s +b*T s +c
T tvs ＝e*lnT s +g
wherein: a. b, e and g are constants and are obtained through experiments;
the formula is imported into the controller (3), so that automatic calculation and execution of ultrasonic frequency and time are realized;
after the detection is finished, starting alcohol precipitation and standing timing; closing an alcohol precipitation liquid external circulation tank inlet valve (145), an alcohol precipitation liquid external circulation tank outlet valve (146) and a sampling circulating pump (141), opening a cleaning liquid inlet valve (143) and a cleaning liquid outlet valve (144), reversing the sampling circulating pump (141), and introducing cleaning purified water, a cleaning pipeline, a detection tank (14) and the sampling circulating pump (141); after the cleaning is finished, a cleaning liquid inlet valve (143), a cleaning liquid outlet valve (144) and a sampling circulating pump (141) are closed;
s3, ultrasonic-assisted alcohol precipitation: the controller (3) calculates the sedimentation time T of the average particle diameter through a formula s Sedimentation time T of minimum particle size m And ultrasonic frequency F and ultrasonic time T tvs The method comprises the steps of carrying out a first treatment on the surface of the Starting a first ultrasonic generator (15) in the alcohol precipitation tank (1), wherein the ultrasonic frequency is F, and the ultrasonic time is T tvs The method comprises the steps of carrying out a first treatment on the surface of the After the ultrasound is finished, the first ultrasound generator (15) is turned off; when the standing time of alcohol precipitation reaches T s Stopping alcohol precipitation when the reaction is carried out;
s4, transferring an alcohol precipitation solution: opening a first supernatant liquid outlet valve (161) and an alcohol precipitation liquid discharging pump (23) to pump the supernatant liquid in the alcohol precipitation tank (1) into the precipitation tank (2); after the supernatant is completely sucked, a first flocculate discharging valve (183) is opened to discharge the alcohol precipitation flocculate;
s5, secondary sedimentation of alcohol precipitation liquid: starting a second ultrasonic generator (21) on the sedimentation tank (2), wherein the ultrasonic frequency is F, and the ultrasonic time is T tvs The method comprises the steps of carrying out a first treatment on the surface of the After the ultrasound is finished, the second ultrasound generator (21) is turned off; standing for settling, standing time T 0 ＝2h 2 /u tm Wherein h is 2 Is the height of the sedimentation tank (2);
after the sedimentation time is reached, a second supernatant liquid outlet valve (251) and a sedimentation liquid outlet pump (26) of the sedimentation tank (2) are opened, and the supernatant liquid in the sedimentation tank (2) is pumped out to enter the next working section; after the supernatant is completely sucked, the second cooling water inlet valve (241) and the second cooling water outlet valve (242) are closed, and the second flocculate discharging valve (243) is opened to discharge flocculate.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209735047U (en) * | 2019-03-29 | 2019-12-06 | 内蒙古仁泽药业有限公司 | Oral liquid alcohol precipitation device that stews |
| CN112393783A (en) * | 2020-11-11 | 2021-02-23 | 华润三九（枣庄）药业有限公司 | Traditional Chinese medicine alcohol precipitation solid-liquid interface detection device and detection method thereof |
| CN214844218U (en) * | 2021-04-09 | 2021-11-23 | 扬子江药业集团江苏制药股份有限公司 | Alcohol precipitation liquid on-line measuring draw-out device |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209735047U (en) * | 2019-03-29 | 2019-12-06 | 内蒙古仁泽药业有限公司 | Oral liquid alcohol precipitation device that stews |
| CN112393783A (en) * | 2020-11-11 | 2021-02-23 | 华润三九（枣庄）药业有限公司 | Traditional Chinese medicine alcohol precipitation solid-liquid interface detection device and detection method thereof |
| CN214844218U (en) * | 2021-04-09 | 2021-11-23 | 扬子江药业集团江苏制药股份有限公司 | Alcohol precipitation liquid on-line measuring draw-out device |
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