CN219481619U - Extracting device for continuous tank group type sleeve - Google Patents

Abstract

The utility model aims to provide a continuous tank group type mechanically-applied extraction device which solves the problem of continuous extraction of traditional Chinese medicine liquid, and comprises a weighing machine, a first extraction tank, a second extraction tank and a third extraction tank, wherein the weighing machine is communicated with the interior of the first extraction tank, a first water inlet pipe for water inlet and a first liquid outlet pipe for liquid outflow are arranged on the first extraction tank, a first steam pipe for heat supply is also arranged on the first extraction tank, a third water inlet valve for controlling water quantity is also arranged on the third water inlet pipe, as a plurality of extraction tanks are arranged together, traditional Chinese medicine mixed liquid of the first extraction tank is separated from a first centrifugal machine, dregs are separated from the extraction liquid, the extraction liquid is collected, the dregs are continuously mixed with water to be extracted again in the second extraction tank, then the second centrifugal machine is separated from the extraction liquid again, the dregs are collected from the extraction liquid, the dregs are continuously mixed with the water to be extracted again in the third extraction tank, and finally the dregs are separated in the third centrifugal machine, and the extraction liquid is collected.

Description

Extracting device for continuous tank group type sleeve

Technical Field

The utility model relates to the field of traditional Chinese medicine extracting solutions, in particular to a continuous tank group type mechanically-applied extracting device.

Background

After the product is installed and debugged, the extraction mode is changed according to the production process requirement, and the automatic operation is realized in the traditional Chinese medicine extraction process through the process linkage of a control system, so that the process production requirement of the specific product is finished.

Aiming at the traditional extraction process of the traditional Chinese medicine, a multifunctional extraction tank is mainly adopted for extraction, the common practice is that the raw materials are fed once for multiple times for extraction, the water addition amount is several times of the feeding amount of the medicinal materials, the extraction time is long, the solvent consumption is large, the energy consumption is also large, and the subsequent processes are complicated; meanwhile, the traditional extraction rate of 60-70% is mainly concentrated on the first time, the second or subsequent extraction yield is lower, the subsequent concentration workload is large, the resource is wasted, and the production cost is high; in addition, the traditional extraction process adopts a heating boiling decoction mode, so that some heat-sensitive substances in the traditional Chinese medicinal materials are easy to deteriorate, the applicability of different products cannot be met, the production efficiency is affected, the production process man-hour fluctuation among product batches is large, the quality stability fluctuation among product batches is large, and the influence on enterprise benefits is large.

Patent document CN114869766a discloses a device for separating extracting solution of traditional Chinese medicine, which mainly solves the problem that traditional heating kettles can not repeatedly decoct in the process of decocting traditional Chinese medicine, so that the medicine property of traditional Chinese medicine can not be completely released, but for some traditional Chinese medicine, the traditional Chinese medicine is easily dissolved in water, and for traditional Chinese medicine which is easily dissolved in water, the patent is not applicable.

Patent document CN215085011U discloses a medicine extraction device, which mainly solves the problems that when the medicine is extracted due to the fact that the impurity is contained in the frequent extracting solution, the quality is poor and the medicine cannot be used frequently, and is not applicable to more effective and rapid extraction of the traditional Chinese medicine which is easy to dissolve in water.

For traditional Chinese medicine liquid soaking and heating are needed for a certain time and then extraction is carried out, but partial Chinese medicine is easy to dissolve in water in actual production, long-time soaking and heating are not needed, and aiming at the defects of the prior art and the actual production needs, a Chinese medicine extracting device suitable for easy dissolution in water is developed.

Disclosure of Invention

The utility model aims to provide a continuous tank group type mechanically-applied extraction device, which solves the problem of continuous extraction of traditional Chinese medicine liquid.

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

the utility model provides an extraction device for continuous tank group type sleeve, which comprises a weighing machine, a first extraction tank, a second extraction tank and a third extraction tank, wherein the weighing machine is communicated with the interior of the first extraction tank, a first water inlet pipe for water inlet and a first liquid outlet pipe for liquid outflow are arranged on the first extraction tank, and a first steam pipe for heat supply is also arranged on the first extraction tank;

the first steam pipe is provided with a first steam valve for regulating steam flow and a first steam pressure device for monitoring steam pressure, the first water inlet pipe is provided with a first water inlet valve for controlling flow, a flowmeter for measuring water flow and a fourth delivery pump for a liquid flow power source, the flowmeter is positioned between the first water inlet valve and the fourth delivery pump, the first liquid outlet pipe is also provided with a first liquid outlet valve for controlling liquid flow and a first delivery pump for the liquid flow power source, and the first steam valve, the first steam pressure device, the first water inlet valve, the flowmeter, the fourth delivery pump and the first liquid outlet valve are all connected with the PLC;

the first liquid outlet pipe is also provided with a first centrifugal machine for separation, the first centrifugal machine is communicated with the inside of the second extraction tank, the first centrifugal machine is provided with a collecting pipe for collecting extracting liquid, the second extraction tank is provided with a second water inlet pipe for water inlet and a second liquid outlet pipe for liquid outflow, the second extraction tank is also provided with a second steam pipe for heat supply, the second steam pipe is provided with a second steam valve for controlling steam flow and a second steam pressure device for monitoring steam pressure, the second water inlet pipe is communicated with the first water inlet pipe, the second water inlet pipe is provided with a second water inlet valve for controlling liquid flow, the second liquid outlet pipe is provided with a second delivery pump for controlling liquid flow power source and a second centrifugal machine for separation, the second centrifugal machine is communicated with the inside of the third extraction tank, and the second delivery pump is positioned between the second water outlet valve and the second centrifugal machine, and the second steam pressure device are connected with the second water inlet valve, the second steam pressure device and the second water inlet valve are all connected with the PLC;

the third extraction tank is provided with a third water inlet pipe for water inlet, a third liquid outlet pipe for liquid outflow and a third steam pipe for heat supply, the third water inlet pipe is communicated with the first water inlet pipe, the third water inlet pipe is also provided with a third water inlet valve for controlling water quantity, the third liquid outlet pipe is provided with a third liquid outlet valve for controlling liquid flow, a third delivery pump for liquid flowing power source and a third centrifugal machine for separation, the third centrifugal machine is provided with a dreg pipe for collecting dreg, the third steam pipe is provided with a third steam valve for controlling steam flow and a third steam pressure device for monitoring steam pressure, and the third water inlet valve, the third steam pressure device, the third liquid outlet valve and the third delivery pump are all connected with the PLC;

the second centrifugal machine is provided with a first return pipe for liquid return, the first return pipe is communicated with the interior of the first extraction tank, the third centrifugal machine is provided with a second return pipe for liquid return, and the second return pipe is communicated with the interior of the second extraction tank.

Optionally, a flow guide pipe for circulating traditional Chinese medicine is arranged between the weighing machine and the first extraction tank, and the flow guide pipe is communicated with the interior of the first extraction tank.

Optionally, a stirrer for stirring is further arranged on the first extraction tank.

Optionally, a first thermometer for monitoring the temperature is further arranged on the first extraction tank, and the first thermometer is connected with the PLC.

Optionally, a second thermometer for monitoring the temperature is arranged on the second extraction tank, and the second thermometer is connected with the PLC.

Optionally, a third thermometer for monitoring the temperature is arranged on the third extraction tank, and the third thermometer is connected with the PLC.

Optionally, a first connecting pipe for liquid circulation is arranged between the second extraction tank and the first centrifuge, and the first connecting pipe is respectively communicated with the second extraction tank and the first centrifuge.

Optionally, a second connecting pipe for liquid circulation is arranged between the third extraction tank and the second centrifuge, and the second connecting pipe is respectively communicated with the third extraction tank and the second centrifuge.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

according to the continuous tank-group type mechanically-applied extraction device, as the plurality of extraction tanks are arranged together, the traditional Chinese medicine mixed liquor of the first extraction tank is separated from the first centrifugal machine, the medicine residues are separated from the extraction liquor, the extraction liquor is collected, the medicine residues are continuously mixed with water and extracted again in the second extraction tank, then the second centrifugal machine is separated again, the medicine residues are separated from the extraction liquor, the extraction liquor is collected, the medicine residues are continuously mixed with water and extracted again in the third extraction tank, and finally the medicine residues are separated in the third centrifugal machine, so that the extraction liquor is collected, and the problem of continuous extraction of traditional Chinese medicine liquor is solved.

Furthermore, the extraction device for the continuous tank group type sleeve can realize automatic cleaning.

Drawings

Some specific embodiments of the utility model will be described in detail hereinafter by way of example and not by way of limitation with reference to the accompanying drawings. The same reference numbers will be used throughout the drawings to refer to the same or like parts or portions. It will be appreciated by those skilled in the art that the drawings are not necessarily drawn to scale. In the accompanying drawings:

FIG. 1 is a schematic view of a continuous tank set type mechanically applied extraction device in accordance with a preferred embodiment of the present utility model;

fig. 2 is a diagram showing the connection between the PLC and each component shown in fig. 1.

Wherein reference numerals are as follows:

1. a weighing machine;

2. a stirrer;

3. a first extraction tank;

4. a second extraction tank;

5. a third extraction tank;

6. a first transfer pump;

7. a second transfer pump;

8. a third transfer pump;

9. a fourth transfer pump;

10. a first centrifuge;

11. a second centrifuge;

12. a third centrifuge;

13. a first water inlet valve;

14. a first steam valve;

15. a first steam press;

16. a first thermometer;

17. a first liquid outlet valve;

18. a second water inlet valve;

19. a second steam valve;

20. a second steam press;

21. a second thermometer;

22. a second liquid outlet valve;

23. a third water inlet valve;

24. a third steam valve;

25. a third steam press;

26. a third thermometer;

27. a third liquid outlet valve;

28. a flow meter;

31. a first water inlet pipe;

32. a first liquid outlet pipe;

33. a first steam pipe;

34. a collection pipe;

35. a first return pipe;

36. a flow guiding pipe;

37. a first reflux flow meter;

41. a second water inlet pipe;

42. a second liquid outlet pipe;

43. a second steam pipe;

44. a first connection pipe;

51. a third water inlet pipe;

52. a third liquid outlet pipe;

53. a third steam pipe;

54. a dreg tube;

55. a second return pipe;

56. a second connection pipe;

57. a first reflux flow meter.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model 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 utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

As shown in fig. 1 and 2, the device comprises a weighing machine 1, a first extraction tank 3, a second extraction tank 4 and a third extraction tank 5, wherein the weighing machine 1 is a belt weighing machine, the belt weighing machine can be purchased by a manufacturer, the weighing machine means that traditional Chinese medicines are put into the first extraction tank 3 while being weighed on a conveyor belt, the main materials of the first extraction tank 3, the second extraction tank 4 and the third extraction tank 5 are made of stainless steel, an insulating layer is arranged on the outer layer, the temperature in each extraction tank is kept within a desired value as much as possible, the weighing machine 1 is communicated with the interior of the first extraction tank 3 because of the fact that the temperature difference between seasons is too large, a first water inlet pipe 31 for water inflow and a first liquid outlet pipe 32 for liquid outflow are arranged on the first extraction tank 3, all the pipes in the application are made of stainless steel, the first water inlet pipe 31 is arranged at the top of the first extraction tank 3, the first liquid outlet pipe 32 is arranged at the bottom of the first extraction tank 3, the first extraction tank 3 is also provided with a first heat supply pipe for heating the first traditional Chinese medicine liquid, and then the first steam is heated by the first steam heating pipe 33, and the traditional Chinese medicine liquid is easily mixed with the first steam heating liquid in the first extraction tank 3;

the first steam valve 14 for regulating the steam flow and the first steam pressure device 15 for monitoring the steam pressure are arranged on the first steam pipe 33, the first steam valve 14 is a pneumatic valve, all valves in the application are pneumatic valves, the first steam valve 14 is used for regulating the steam supply quantity in the first steam pipe 33, the first steam pressure device 15 is actually a pressure transmitter or can be purchased from a manufacturer, all the pressure devices in the application are pressure transmitters, the pressure in the first steam pipe 33 cannot be too large or too small, the equipment damage can be caused by too large pressure device, the steam is thin, the steam supply quantity in unit time is small, the traditional Chinese medicine mixed solution is slowly heated, the first water inlet valve 13 for controlling the flow, the flowmeter 28 for measuring the water flow and the fourth conveying pump 9 for the liquid flow power source are arranged on the first water inlet pipe 31, the first water inlet pipe 31 is directly communicated with a water source, the first water inlet valve 13 controls the water flow, the flowmeter 28 is used for calculating the water flow in unit time, the entered water is proportional to the traditional Chinese medicine and cannot be more or less, the fourth delivery pump 9 is a power source for water flow, the flowmeter 28 is positioned between the first water inlet valve 13 and the fourth delivery pump 9, the position of the flowmeter is not disordered, the water passing through the fourth delivery pump 9 cannot flow back, the water passing through the flowmeter 28 is accurate, the first liquid outlet pipe 32 is also provided with the first liquid outlet valve 17 for controlling the liquid flow and the first delivery pump 6 for controlling the liquid flow power source, the first liquid outlet valve 17 is arranged at the bottom of the first extraction tank 3 and can be arranged on the first liquid outlet pipe 32 according to requirements, the first delivery pump 6 has the same function as the fourth delivery pump 9, the first steam valve 14, the first steam pressure device 15, the first water inlet valve 13, the flowmeter 28, the fourth delivery pump 9 and the first liquid outlet valve 17 are all connected with the PLC controller, so that full automation is realized;

the first liquid outlet pipe 32 is also provided with a first centrifugal machine 10 for separation, all the centrifugal machines are available, the first centrifugal machine 10 separates the dregs in the traditional Chinese medicine mixed liquor from the extracting solution, the first centrifugal machine 10 is communicated with the inside of the second extracting tank 4, the separated dregs are put into the second extracting tank 4 after being communicated, enough extraction can not be realized by one-time extraction, the dregs can be extracted again, the first centrifugal machine 10 is provided with a collecting pipe 34 for collecting the extracting solution, the extracting rate reaches 60-70 percent because the extracting solution for the first time is already up to standard, the extracting solution is directly collected and then enters the next step, the second extracting tank 4 is provided with a second water inlet pipe 41 for water inlet and a second liquid outlet pipe 42 for liquid outflow, the hot water coming from the second water inlet pipe 41 is mixed with the dregs again, the second extracting tank 4 is also provided with a second steam pipe 43 for heat supply, the steam coming in from the second steam pipe 43 heats the medicine residue mixed liquid, the second steam pipe 43 is provided with a second steam valve 19 for controlling steam flow and a second steam pressure device 20 for monitoring steam pressure, the second steam valve 19 functions as the first steam valve 14, the second steam pressure device 20 functions as the first steam pressure device 15, the second water inlet pipe 41 is communicated with the first water inlet pipe 31 through a three-way valve, not shown in the figure, the second water inlet pipe 41 is provided with a second water inlet valve 18 for controlling liquid flow, the second water inlet valve 18 functions as the first water inlet valve 13, the second liquid outlet pipe 42 is provided with a second liquid outlet valve 22 for controlling liquid flow, a second delivery pump 7 for a liquid flow power source and a second centrifugal machine 11 for separation, the second liquid outlet valve 22 has the same function as the first liquid outlet valve 17, the second delivery pump 7 has the same function as the first delivery pump 6, the second centrifugal machine 11 is communicated with the inside of the third extraction tank 5, namely, the second liquid outlet valve 22 can be communicated with the inside of the third extraction tank 5, the second delivery pump 7 is positioned between the second liquid outlet valve 22 and the second centrifugal machine 11, the position of the second delivery pump 7 is not adjustable, the medicine residues are mixed with water in the second extraction tank 4 and then delivered into the second liquid outlet valve 22 through the second delivery pump 7, the second liquid outlet valve 22 is separated again, the medicine residues and the extracting solution are separated, at this time, the effective components in the medicine residues enter the third extraction tank 5, the effective components in the extracting solution at this time are also reduced, the second liquid outlet valve 18, the second steam valve 19, the second steam pressure device 20, the second valve 22 and the second delivery pump 7 are all connected with a PLC controller, and the full automation is realized;

the third extraction tank 5 is provided with a third water inlet pipe 51 for water inlet, a third liquid outlet pipe 52 for liquid outlet and a third steam pipe 53 for heat supply, the third water inlet pipe 51 is communicated with the first water inlet pipe 31 and is realized through a three-way valve, not shown in the figure, the third water inlet pipe 51 is also provided with a third water inlet valve 23 for controlling water quantity, the third water inlet valve 23 functions identically with the first water inlet valve 13, the third liquid outlet pipe 52 is provided with a third liquid outlet valve 27 for controlling liquid flow, a third delivery pump 8 for liquid flowing power source and a third centrifugal machine 12 for separation, the third liquid outlet valve 27 functions identically with the first liquid outlet valve 17, the third delivery pump 8 functions identically with the first delivery pump 6, the third centrifugal machine 12 is provided with a dreg pipe 54 for collecting dreg, in the last step of the application, the residues are removed through a residue pipe 54, namely a certain amount of traditional Chinese medicine and water are extracted, a third steam valve 24 for controlling steam flow and a third steam pressure device 25 for monitoring steam pressure are arranged on a third steam pipe 53, the third steam valve 24 and the first steam valve 14 function in the same way, the third steam pressure device 25 and the first steam pressure device 15 function in the same way, hot water enters the third extraction tank 5 to be mixed with the residues for the third time, through steam heating, under the action of a third conveying pump 8, the mixed solution enters the third centrifugal machine 12 to be separated, residues and extract are separated, no effective component medicine exists in the residues at the moment, the effective component medicine in the extract is reduced again compared with the second time, and the third water inlet valve 23, the third steam valve 24, the third steam pressure device 25, the third liquid outlet valve 27 and the third delivery pump 8 are connected with the PLC controller, so that full automation is realized;

the second centrifuge 11 is provided with a first return pipe 35 for liquid return, the first return pipe 35 is communicated with the interior of the first extraction tank 3, namely, the liquid separated by the second centrifuge 11 is equivalent to the action of water, the liquid flows back to the first extraction tank 3 to be mixed and heated with the newly-entering traditional Chinese medicine, the liquid with low medicine content is reasonably utilized, the liquid is conveyed into the first centrifuge 10 again by the first conveying pump 6, and is circulated in the way, meanwhile, the third centrifuge 12 is provided with a second return pipe 55 for liquid return, the second return pipe 55 is communicated with the interior of the second extraction tank 4, the second return pipe 55 is provided with a second return flow meter 57 for monitoring the flow of the extracting solution, the dregs separated by the third centrifuge 12 are removed by the dregs pipe 54, the extracting solution flows back to the interior of the second extraction tank 4 through the second return pipe 55 to be mixed and heated with the dregs coming in the second time, and is conveyed into the third centrifuge 12 by the second conveying pump 7, and is circulated in the way.

According to the above arrangement, under the condition of no traditional Chinese medicine, cleaning agent and water can be added for internal cleaning, which is also fully automatic.

Be provided with the honeycomb duct 36 that is used for traditional chinese medicine circulation between weighing machine 1 and the first jar 3 that draws, honeycomb duct 36 and the inside intercommunication of first jar 3 that draws, this honeycomb duct 36 should not be overlength, just in order to be convenient for install weighing machine 1, honeycomb duct 36 also is with stainless steel material, and honeycomb duct 36 in this application is straight not crooked.

The stirrer 2 for stirring is further arranged on the first extraction tank 3, and the stirrer 2 is used for stirring the traditional Chinese medicine and water mixture in the first extraction tank 3, so that the traditional Chinese medicine and water mixture can be uniformly dissolved, and the extraction effect is better.

The first extraction tank 3 is further provided with a first thermometer 16 for monitoring temperature, the first thermometer 16 is connected with the PLC, the temperature in the first extraction tank 3 is required to be in a proper range, the temperature is lower than a set value, the heat supply temperature is insufficient, the traditional Chinese medicine components cannot be fully dissolved in water, the temperature is higher than the set value, the heat supply temperature is excessive, the traditional Chinese medicine is deteriorated, and the temperature change is regulated by the PLC.

The second extraction tank 4 is provided with a second thermometer 21 for monitoring the temperature, the second thermometer 21 is connected to the PLC controller, and the second thermometer 21 functions as the first thermometer 16 and also adjusts the temperature by the PLC controller.

The third extraction tank 5 is provided with a third thermometer 26 for monitoring the temperature, the third thermometer 26 is connected to the PLC controller, and the third thermometer 26 functions as the first thermometer 16 and also adjusts the temperature by the PLC controller.

The second extraction tank 4 is connected to the first centrifuge 10 by a first connecting pipe 44 for liquid communication, and the first connecting pipe 44 is not too long, so long as the system is easy to install, and the first connecting pipe 44 is also made of stainless steel.

A second connecting pipe 56 for liquid circulation is arranged between the third extraction tank 5 and the second centrifugal machine 11, the second connecting pipe 56 is respectively communicated with the third extraction tank 5 and the second centrifugal machine 11, the second connecting pipe 56 and the first connecting pipe 44 are not too long, the system installation is convenient, and the system is manufactured by stainless steel.

The working principle is as follows:

selecting the traditional Chinese medicine to be extracted in a PLC system, wherein the proportion of the selected traditional Chinese medicine to water is set, starting the system, enabling the traditional Chinese medicine to enter the first extraction tank 3 through the weighing machine 1, enabling the PLC system to open a first water inlet valve 13 and a fourth delivery pump 9, enabling water to enter the first extraction tank 3 through a first water inlet pipe 31 to be mixed with the traditional Chinese medicine until a flowmeter 28 displays the required water quantity, and enabling the PLC system to close the first water inlet valve 13 and the fourth delivery pump 9;

the PLC system starts the first steam valve 14 to heat the interior of the first extraction tank 3, simultaneously starts the stirrer 2, and the stirrer 2 stirs the Chinese medicinal mixture, and after heating and stirring for a certain time, the PLC system starts and stops the first steam valve 14 and the stirrer 2;

the PLC system simultaneously starts a first liquid outlet valve 17 and a first delivery pump 6, the first delivery pump 6 delivers the mixture of the traditional Chinese medicine and the water into a first centrifugal machine 10, the first centrifugal machine 10 separates the mixture of the traditional Chinese medicine and the water, dregs and extracting solution are separated, the dregs directly enter a second extracting tank 4, the extracting solution is directly collected for the next procedure, and after separation, the PLC system closes the first liquid outlet valve 17 and the first delivery pump 6;

the PLC system starts the second water inlet valve 18, the fourth delivery pump 9 and the second steam valve 19, adds water and heats the second extraction tank 4, the flowmeter 28 displays the required water quantity, the PLC system closes the second water inlet valve 18 and the fourth delivery pump 9, and after heating for a certain time, the PLC system closes the second steam valve 19;

the PLC system starts a second liquid outlet valve 22 and a second delivery pump 7, the second delivery pump 7 delivers the mixed liquid of the secondary traditional Chinese medicine and water into a second centrifugal machine 11 for separation, dregs and extracting liquid are separated, the extracting liquid can be collected or used in a backflow mode, the backflow mode flows back into the first extracting tank 3 through a first backflow pipe 35, the action of equivalent water is mixed with new traditional Chinese medicine, the dregs enter a third extracting tank (5), the PLC system closes the second liquid outlet valve 22 and the second delivery pump 7, a first backflow flowmeter 37 is arranged on the first backflow pipe 35, and the first backflow flowmeter 37 is used for monitoring the quantity of the backflow extracting liquid;

the PLC system starts the third water inlet valve 23, the fourth delivery pump 9 and the third steam valve 24, a proper amount of water is added through the third water inlet pipe 51, the flow meter 28 displays the required water amount, the LC system closes the third water inlet valve 23 and the fourth delivery pump 9, the PLC system heats for a certain time and then closes the third steam valve 24;

the PLC system starts a third liquid outlet valve 27 and a third delivery pump 8, the third delivery pump 8 delivers the mixture of the dregs and the water into the third centrifugal machine 12 for separation, the separated dregs are directly discharged out of the system, the extracting solution flows back into the second extracting tank 4 through a second return pipe 55, and the extracting solution is equivalent to the effect of water to be mixed with new dregs again.

After the system is continuously operated, when the traditional Chinese medicine and water mixture in the first extraction tank 3 is conveyed to the first centrifugal machine 10, the second mixing is started in the first extraction tank 3, when the traditional Chinese medicine and water mixture is conveyed to the second centrifugal machine 11, part of extracting solution flows back to the first centrifugal machine 10, at the moment, the first centrifugal machine 10 is mixed with a small amount of fresh water, the first centrifugal machine 10 is also filled with the traditional Chinese medicine and water mixture, the first extraction tank 3 is also started to be mixed, when the traditional Chinese medicine and water mixture is conveyed to the third centrifugal machine 12, part of traditional Chinese medicine extracting solution enters the second extraction tank 4, only a small amount of water is needed or fresh water is not needed, data are obtained according to previous experiments, and the traditional Chinese medicine mixture is mixed according to different traditional Chinese medicines and weights, so that the continuous extraction is realized by the second centrifugal machine 11 and the first centrifugal machine 10.

If any one of the first steam pressure gauge 15, the second steam pressure gauge 20 and the third steam pressure gauge 25 is too low or too high, the PLC controller will adjust the corresponding steam valve to increase the amount of steam, if the pressure is too low, the PLC controller will alarm if the pressure value is not set in a range for a certain time, manual or other equipment is needed to assist adjustment until the set value is reached, if the set value is not reached in a certain time, the system will cease to operate, if the steam pressure is too high, the same operation is needed, if the alarm needs manual or other equipment to assist adjustment, and if the set value is not reached in a certain time, the system will also cease to operate.

If any one of the first thermometer 16, the second thermometer 21 and the third thermometer 26 is too low or too high, the PLC controller will adjust, if the temperature is lower than the set value, the PLC controller will adjust the corresponding steam valve, so that the steam volume is increased, possibly the steam temperature is low, the PLC controller alarms for a certain time, needs manual or other equipment to assist in adjusting the steam temperature, after a certain time or the temperature is too low, the whole system pauses operation, if the temperature is too high, the PLC controller will adjust the opening of the corresponding steam valve, reduce the supplied steam, if the temperature is too high after a certain time, the PLC controller alarms, needs manual or other equipment to assist in adjusting the steam temperature, and after a certain time or the temperature is too high, the system pauses operation.

The above embodiments are only for illustrating the technical concept and features of the present utility model, and are intended to enable those skilled in the art to understand the present utility model and to implement the same, but are not intended to limit the scope of the present utility model, and all equivalent changes or modifications made according to the spirit of the present utility model should be included in the scope of the present utility model.

Claims (8)

1. The extraction device is characterized by comprising a weighing machine (1), a first extraction tank (3), a second extraction tank (4) and a third extraction tank (5), wherein the weighing machine (1) is communicated with the interior of the first extraction tank (3), a first water inlet pipe (31) for water inflow and a first liquid outlet pipe (32) for liquid outflow are arranged on the first extraction tank (3), and a first steam pipe (33) for heat supply is also arranged on the first extraction tank (3);

the first steam pipe (33) is provided with a first steam valve (14) for adjusting steam flow and a first steam pressure device (15) for monitoring steam pressure, the first water inlet pipe (31) is provided with a first water inlet valve (13) for controlling flow, a flowmeter (28) for measuring water flow and a fourth delivery pump (9) for a liquid flow power source, the flowmeter (28) is positioned between the first water inlet valve (13) and the fourth delivery pump (9), the first liquid outlet pipe (32) is also provided with a first liquid outlet valve (17) for controlling liquid flow and a first delivery pump (6) for the liquid flow power source, and the first steam valve (14), the first steam pressure device (15), the first water inlet valve (13), the flowmeter (28), the fourth delivery pump (9) and the first liquid outlet valve (17) are all connected with a PLC;

the first liquid outlet pipe (32) is further provided with a first centrifugal machine (10) for separation, the first centrifugal machine (10) is communicated with the inside of the second extraction tank (4), the first centrifugal machine (10) is provided with a collecting pipe (34) for collecting extracting liquid, the second extraction tank (4) is provided with a second water inlet pipe (41) for water inlet and a second liquid outlet pipe (42) for liquid outflow, the second extraction tank (4) is further provided with a second steam pipe (43) for heat supply, the second steam pipe (43) is provided with a second steam valve (19) for controlling steam flow and a second steam pressure device (20) for monitoring steam pressure, the second water inlet pipe (41) is communicated with the first water inlet pipe (31), the second water inlet pipe (41) is provided with a second water inlet valve (18) for controlling liquid flow, the second liquid outlet pipe (42) is provided with a second liquid outlet valve (22) for controlling liquid flow, a second pump (7) for liquid flow and a second steam pump (7) for liquid flow, the second centrifugal machine (11) is communicated with the second centrifugal machine (11), and the second centrifugal machine (11) is communicated with the inside of the second centrifugal machine (11) The second steam valve (19), the second steam pressure device (20), the second liquid outlet valve (22) and the second delivery pump (7) are all connected with a PLC controller;

a third water inlet pipe (51) for water inlet, a third liquid outlet pipe (52) for liquid outflow and a third steam pipe (53) for heat supply are arranged on the third extraction tank (5), the third water inlet pipe (51) is communicated with the first water inlet pipe (31), a third water inlet valve (23) for controlling water quantity is further arranged on the third water inlet pipe (51), a third liquid outlet valve (27) for controlling liquid flow, a third delivery pump (8) for liquid flow power source and a third centrifugal machine (12) for separation are arranged on the third liquid outlet pipe (52), a dreg pipe (54) for collecting dreg is arranged on the third centrifugal machine (12), a third steam valve (24) for controlling steam flow and a third steam pressure device (25) for monitoring steam pressure are arranged on the third steam pipe (53), and the third water inlet valve (23), the third steam valve (24), the third steam pressure device (25), the third liquid outlet valve (27) and the third delivery pump (8) are all connected with the PLC;

a first return pipe (35) for liquid return is arranged on the second centrifugal machine (11), the first return pipe (35) is communicated with the interior of the first extraction tank (3), a second return pipe (55) for liquid return is arranged on the third centrifugal machine (12), and the second return pipe (55) is communicated with the interior of the second extraction tank (4).

2. The extraction device for continuous tank group type sleeve according to claim 1, wherein a flow guide pipe (36) for traditional Chinese medicine circulation is arranged between the weighing machine (1) and the first extraction tank (3), and the flow guide pipe (36) is communicated with the interior of the first extraction tank (3).

3. A continuous tank set jacket extraction device according to claim 1, characterized in that a stirrer (2) for stirring is also provided on the first extraction tank (3).

4. A continuous tank set jacket extraction device according to claim 1, characterized in that a first thermometer (16) for monitoring the temperature is further provided on the first extraction tank (3), the first thermometer (16) being connected to a PLC controller.

5. A continuous tank set jacket extraction device according to claim 1, characterized in that a second thermometer (21) for monitoring the temperature is provided on the second extraction tank (4), the second thermometer (21) being connected to a PLC controller.

6. A continuous tank set jacket extraction device according to claim 1, characterized in that a third thermometer (26) for monitoring the temperature is provided on the third extraction tank (5), the third thermometer (26) being connected to a PLC controller.

7. The continuous tank group type mechanically applied extraction device according to claim 1, characterized in that a first connecting pipe (44) for liquid circulation is arranged between the second extraction tank (4) and the first centrifuge (10), and the first connecting pipe (44) is respectively communicated with the second extraction tank (4) and the first centrifuge (10).

8. The continuous tank group-type mechanically applied extraction device according to claim 1, characterized in that a second connection pipe (56) for liquid circulation is arranged between the third extraction tank (5) and the second centrifuge (11), and the second connection pipe (56) is respectively communicated with the third extraction tank (5) and the second centrifuge (11).