WO2010069094A1

WO2010069094A1 - Countercurrent ultrasonic extracting unit

Info

Publication number: WO2010069094A1
Application number: PCT/CN2008/002025
Authority: WO
Inventors: 白中明
Original assignee: Bai Zhongming
Priority date: 2008-12-17
Filing date: 2008-12-17
Publication date: 2010-06-24

Abstract

A countercurrent ultrasonic extracting unit is provided. The unit comprises: an extracting portion, having an input-output dipping extracting pipe, a dipping extracting pipe and an ultrasonic dipping pipe in series, and also having a run-through feeder; a liquid discharging portion having a dreg-liquid separating device connected with an extracting liquid discharging pipe at the top of an end of the input-output dipping extracting pipe, the dreg-liquid separating device extracting liquid product by an outputting pump; a feeding portion, which connects a vertical feeding pipe at inner side of an extracting liquid discharging pipe on the input-output dipping extracting pipe, the vertical feeding pipe also connecting to a horizontal feeding pipe and both having a feeder respectively; a dreg discharging portion, which connects to a dreg discharging machine at an end of the ultrasonic extracting pipe, the outlet of the dreg discharging machine connecting to an extrusion machine, the extrusion machine connecting to a dreg output machine, a solvent recycling device also connecting between the extrusion machine and a dreg output machine; a solvent feeding portion, which connects to inner cavity of the dreg discharging machine via a solvent storing tank, a solvent pump, a flowmeter, a radiator and a solvent input pipe; and a cleaning device.

Description

Countercurrent ultrasonic extraction unit

Technical field:

The present invention relates to an apparatus for extracting components contained in a material, and more particularly to a countercurrent ultrasonic extraction unit.

Background technique:

In the prior art, a well-known technique is a countercurrent extraction unit currently in use, which unit is connected with a liquid discharge portion and a feed portion at one end of the extraction portion and a slag discharge at the other end of the extraction portion. Partial composition, the countercurrent extraction unit can effectively extract the components contained in the material by using the solvent, but there is still a long extraction time, the extraction tube is too long, the equipment manufacturing difficulty is increased, the extraction efficiency is low, and the extract contains a large amount of slag. The difficulty of the subsequent filtration process is increased, the feeding is uneven, the clogging is easy, the amount of residual solvent of the discharged dregs is large, wasteful and dangerous, and the like, which is a disadvantage of the prior art. Summary of the invention:

The object of the present invention is to provide a technical solution for a countercurrent ultrasonic extraction unit in view of the deficiencies of the prior art, which adopts an ultrasonic extraction tube in the extraction portion to greatly improve extraction efficiency and extraction speed. 'Increase the slag liquid separation device in the draining section to effectively reduce the slag content of the finished extract. In the feeding part, a horizontal conveying pipe is connected to the vertical feeding pipe to ensure that the feeding does not become blocked, and the material can be smoothly pushed into the discharging and soaking extraction pipe by the vertical conveying pipe. The solvent recovery device is added to the slag discharge portion to improve the recovery rate of flammable, explosive, volatile solvents, reduce waste, and ensure the safety of the production process. In the liquid supply part of the solvent, the solvent is input by the slag discharge machine to ensure the extraction of the fresh material by the medicinal material at the time of discharge, thereby improving the solvent utilization rate and the extraction efficiency. In the extraction part, a stirring device is added, so that each of the extraction tubes is formed into a stirring reflux extraction, and the lifting is improved.

1

Confirmation Take efficiency and ensure the uniformity of extraction.

The solution is achieved by the following technical measures: including a support and a workbench with a workbench, an extraction part on the workbench, and a liquid discharge part and a feed part are connected at one end of the extraction part, in the extraction part The other end is connected with a slag discharge portion and a solvent supply portion. The present embodiment is characterized in that the extraction portion has an inlet and exhaust immersion extraction tube connected in series with at least one ultrasonic extraction tube, or between the inlet and outlet immersion extraction tube and the ultrasonic extraction tube. Having at least one immersion extraction tube connected in series, a through-feeder in the immersion extraction tube, the immersion extraction tube and the ultrasonic extraction tube; the liquid discharge portion is an extract liquid at the upper end of the end of the immersion extraction tube a pipe, an extract liquid drain pipe connected to the extract liquid slag liquid separation device, the extract liquid slag liquid separation device is connected with an extract liquid output pump, and the output pump output pipe discharges the extract liquid product; the feeding portion is a immersion extraction pipe in the inlet and exhaust a vertical feed pipe is connected to the inner side of the upper extract liquid discharge pipe, and a horizontal feed pipe is connected to the upper part of the vertical feed pipe, and the vertical feed pipe and the water are connected Each of the conveying pipes has an independent feeder; the slag discharging portion is connected to the slag discharging machine at the output end of the ultrasonic extraction pipe, and the discharging port of the slag discharging machine is connected with the slag material extrusion machine or the draining machine, and is squeezed The machine is further connected to the slag output machine, and the slag discharge machine further has a solvent inlet pipe, and the solvent inlet pipe is connected with the solvent supply portion; in addition, the feeding portion, the extracting portion and the slag discharging portion are further There are cleaning devices. The specific feature of the solution is that the extract liquid slag liquid separation device is an extract liquid drain pipe connection slag liquid separation tank, the bottom of the slag liquid separation tank is connected with the slag liquid transfer pump, and the slag liquid transfer pump outlet is connected with the slag liquid separation. The slag discharge pipe of the slag liquid separator is connected to the extraction pipe, and the liquid discharge pipe of the slag liquid separator is connected to the slag liquid separation tank; the slag liquid separation tank is connected through the overflow pipe and the extract liquid storage tank, and is extracted The extract liquid output pump is connected to the bottom of the liquid storage tank. A slag residual solvent recovery device is further disposed between the extruder and the slag output machine, and the solvent recovery device has a slag evaporation dryer between the extruder and the slag output machine, in the slag The top of the steaming and drying dryer is connected to the solvent vapor collecting tube, the solvent vapor collecting tube is connected to the cooler, and the cooler is connected to the solvent recovery tank. The cleaning device is a washing water storage tank Connect the high-pressure cleaning pump, the outlet of the high-pressure cleaning pump is connected to the cleaning water pipe, the cleaning water pipe is connected to the cleaning water supply pipe, and the cleaning water supply pipe is connected to the inner cavity of the inlet and outlet soaking extraction pipe, the immersion extraction pipe and the ultrasonic extraction pipe; The water supply pipe is also connected to the slag cleaning pipe, and the slag cleaning pipe is connected to the inner cavity of the slag discharge machine. The immersion extraction tube and the ultrasonic extraction tube respectively have a stirring device. The stirring device is connected with a stirring liquid outlet tube at the feeding end of the immersion extraction tube or/and the ultrasonic extraction tube, and the stirring liquid outlet tube is connected with the stirring circulation pump. The inlet of the stirring circulation pump is connected to the stirring inlet pipe, and the stirring inlet pipe is inserted into the inner cavity of the extraction pipe at a plurality of ends of the immersion extraction pipe or/and the ultrasonic extraction pipe. The solvent supply portion is a solvent storage tank connected to the solvent pump, the outlet of the solvent pump is connected to the flow meter, the flow meter is connected to the heat exchanger, the heat exchanger is connected to the solvent inlet tube, and the solvent inlet tube is connected to the slag discharge chamber. . At the lower end of the end of the inlet and outlet soaking extraction pipe, there is an extract liquid residue discharge pipe, and the extract liquid residue discharge pipe is connected to the slag liquid separation tank. The horizontal feed pipe is also connected to a feed pipe with a hopper for remote feeding, and a feeder is provided in the feed pipe. The extract output pump can also be connected directly to the overflow tube.

• The beneficial effects of this scheme can be found according to the description of the above scheme. In this scheme, the ultrasonic extraction tube is added in the extraction part, and the residual active ingredient is under the action of ultrasound after the material is extracted by the prior immersion. The earth promotes the exchange and dissolution of the solvent and the active ingredient, so that the extraction efficiency and the extraction speed are greatly improved. The extraction liquid slag liquid separation device is added to the liquid discharge portion, so that the solid content of the finished product can be effectively reduced, and the pressure of the subsequent filtration process is reduced. In the feeding part, a horizontal conveying pipe is connected to the vertical feeding pipe, and the horizontal conveying pipe ensures uniform conveying of materials on the one hand, and can regulate the conveying amount of the material at the same time, and the vertical conveying pipe forcibly pushes the material into the in-drain soaking extraction pipe. It ensures that the feed will not be blocked. The solvent recovery device is added to the slag discharge part to improve the recovery rate of flammable, explosive and volatile solvents, reduce waste and ensure the safety of the production process. In the liquid supply part of the solvent, the solvent is input from the slag discharge machine to ensure that the medicinal material is extracted again by the fresh solvent when it is about to be discharged. Solvent utilization and extraction efficiency. A stirring device is added in the extraction portion, so that each of the extraction tubes forms a stirring and reflux extraction, thereby improving the extraction efficiency and ensuring the uniformity of the extraction. In addition, there is a cleaning device on the extraction portion and the slag discharge machine, which can effectively clean the extraction portion and the slag discharge machine, which is very advantageous and convenient for timely replacement of another material. It can be seen that the present invention has outstanding substantive features and significant advances as compared with the prior art, and the beneficial effects of the implementation thereof are also obvious.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a partial cross-sectional structural view of a specific embodiment of the present invention.

Figure 2 is a schematic top plan view of the first embodiment.

In the figure, 1 is a bracket, 2 is a workbench, 3 is a hopper, 4 is a feed pipe, 5 is a slag liquid separation tank, 6 is an extract liquid residue discharge pipe, 7 is an extract liquid discharge pipe, 8 is horizontal Feeding pipe, 9 is vertical feeding pipe, 10 is slag liquid conveying pump, 11 is slag liquid separator, 12 is liquid discharging conveying pipe, 13 is inlet and exhaust immersion extraction pipe, 14 is stirring and discharging pipe, 15 is immersion Extraction tube, 16 is a stirring circulation pump, 17 is a stirring inlet pipe, 18 is a washing water storage tank, 19 is a high pressure washing pump, 20 is a washing water supply pipe, 21 is a washing water pipe, 22 is a solvent storage tank, 23 is Ultrasonic extraction tube, 24 for flow meter, 25 for solvent pump, 26 for solvent inlet tube, 27 for slag cleaning tube, 28 for slag discharge machine, 29 for heat exchanger, 30 for extruder, 31 for solvent vapor The collecting tube, 32 is a condenser, 33 is a solvent recovery tank, 34 is a slag evaporation dryer, 35 is a slag output machine, 36 is a work, a ladder, 37 is a slag discharge pipe, 38 is an overflow pipe, 39 is an extract liquid storage tank, 40 is an extract liquid output pump, and 41 is an output pump output pipe.

detailed description:

In order to clearly illustrate the technical features of the present solution, the present embodiment will be described below by way of a specific embodiment and in conjunction with the accompanying drawings. ·

As can be seen from the drawing, the countercurrent ultrasonic extraction unit of the present scheme has a bracket 1 and a table ladder 36. The work table 2 has an extraction portion on the work table 2, a liquid discharge portion and a feed portion are connected to one end of the extraction portion, and a slag discharge portion and a solvent supply portion are connected to the other end of the extraction portion. The extraction portion described in the present scheme has one inlet and exhaust immersion extraction tube 13 connected in series with at least one ultrasonic extraction tube 23, or at least one immersion extraction tube 15 is connected in series between the inlet and outlet immersion extraction tube 13 and the ultrasonic extraction tube 23, and the present embodiment is embodied. In the mode, there is a soaking extraction tube 15 and three ultrasonic extraction tubes 23. In the inlet and outlet soaking extraction tube 13, the soaking extraction tube 15 and the ultrasonic extraction tube 23, there is a through feeder, and the material is first subjected to soaking extraction, and then ultrasonic extraction is performed. There is also a stirring device on the immersion extraction tube 15 and the ultrasonic extraction tube 23, and the stirring device is connected with the stirring liquid outlet tube 14 at the feeding end of the immersion extraction tube 15 or/and the ultrasonic extraction tube 23, and the stirring liquid is discharged. The tube 14 is connected to the inlet of the agitation circulation pump 16, and the outlet of the agitation circulation pump 16 is connected to the agitating inlet pipe 17, and the agitating inlet pipe 17 is inserted into the middle portion and the discharge end of the soaking extraction pipe 15 or/and the ultrasonic extraction tube 23 The inner cavity of the tube is sucked out by the stirring circulation pump 16 to extract the extract from the upper portion of the soaking extraction tube 15 or/and the ultrasonic extraction tube 23, and then the extract liquid is returned to the soaking extraction tube 15 or/and the ultrasonic extraction tube by stirring the inlet tube 17. The inner chamber of 23 is such that the material and solvent in the soaking extraction tube 15 or/and the ultrasonic extraction tube 23 are agitated. This embodiment employs a stirring device only on the soaking extraction tube 15. The liquid discharge portion has an extract liquid discharge pipe 7 at the upper end of the end portion of the inlet and exhaust immersion extraction pipe 13, and an extract liquid residue discharge pipe 6 at the lower end of the end portion of the inlet and exhaust immersion extraction pipe 13 for extraction. The liquid drain pipe 7 and the extract liquid residue discharge pipe 6 are connected to the slag liquid separation device. In the normal extraction stage, the extract is discharged from the extraction tube through the extract liquid discharge pipe 7, but when the extraction work enters the finishing stage, the extract of the last tube is discharged from the extract liquid residue discharge pipe 6. The bottom of the slag liquid separation tank 5 of the extract liquid slag liquid separation device is connected to the inlet of the slag liquid transfer pump 10 through a pipeline, and the outlet of the slag liquid transfer pump 10 is connected to the clear liquid separator 11 through a pipeline, and the slag liquid transporter 11 discharges the slag discharge The tube 37 is connected to the immersion extraction tube 13 to discharge the separated slag into the immersion immersion extraction tube 13, and the liquid discharge tube 12 of the slag liquid separator 11 is connected to the slag liquid separation tank 5, and the slag liquid separation The extract in tank 5 passes through the overflow tube 38 overflow into the extract liquid storage tank 39, the bottom of the extract liquid storage tank 39 is connected to the extract liquid output pump 40, and the output pump output tube 41 discharges the finished product of the extract liquid. The function of the slag liquid separation device is to reduce the content of solid slag in the extract and to reduce the pressure on the subsequent filtration process. The feeding portion is connected with a vertical feeding pipe 9 on the inner side of the extract liquid discharging pipe 7 on the inlet and outlet soaking extraction pipe 13, and a horizontal feeding pipe 8 is connected to the upper portion of the vertical feeding pipe 9, as the material source In the case that the extraction site is close, the material can be directly fed to the horizontal feed pipe 8, and the horizontal feed pipe 8 feeds the material into the vertical feed pipe 9, and the vertical feed pipe 9 pushes the material into the row to be sucked and extracted. The pipe 13, the horizontal conveying pipe 8 ensures uniform conveying of materials, and at the same time regulates the conveying amount of the material, and the vertical conveying pipe 9 forcibly pushes the material into the immersion extraction pipe 13 to ensure that the feeding does not cause clogging. When the material source is far away from the extraction site, the horizontal feed pipe 8 is connected to the feed pipe 4 with the hopper 3 for remote feeding, and the material conveying amount is regulated by the feed pipe 4. There are separate feeders in the vertical feed tube 9, the horizontal feed tube 8 and the feed line 4. The slag discharge portion is connected to the slag discharge machine 28 at the output end of the last ultrasonic extraction tube 23, and the discharge port of the slag discharge machine 28 is connected to the extruder 30 or the drainer when the slag is not suitable for extrusion. A drainer can also be used. In this embodiment, an extruder 30 is used, and the extruder 30 is connected to the slag output machine 35. If the solvent used is a flammable and explosive volatile solvent, the solvent in the slag is recovered, and a solvent recovery device is installed between the extruder 30 and the slag output machine 35; The recovery device is provided with a slag evaporating and drying machine 34 between the extruder 30 and the slag output machine 35, and a solvent vapor collecting pipe 31 is connected at the top of the slag discharging and drying machine 34, and the solvent vapor collecting pipe 31 is connected. The cooler 32 is connected, and the cooler 32 is connected to the solvent recovery tank 33. The solvent supply portion is a solvent storage tank 22 connected to the solvent pump 25, the outlet of the solvent pump 25 is connected to the flow meter 24, the flow meter 24 is connected to the heat exchanger 29, the heat exchanger 29 is connected to the solvent inlet tube 26, and the solvent is introduced into the liquid. Tube 26 is connected to the interior of slag discharger 28. The solvent is controlled by the flow meter 24 to control the flow rate into the slag discharger 28, and is heated by the heat exchanger 29. When the solvent does not require heating, the flow meter 24 can be directly connected to the solvent inlet pipe 26. In addition, on the extraction portion and the slag discharge machine 28 There is also a cleaning device which is a cleaning water storage tank 18 connected to the high pressure cleaning pump 19, an outlet of the high pressure cleaning pump 19 is connected to the cleaning water water pipe 21, the cleaning water water pipe 21 is connected to the cleaning water supply pipe 20, and the cleaning water supply pipe 20 is connected. The immersion immersion extraction tube 13 and the immersion extraction tube 15 and the ultrasonic extraction tube 23 are connected to the slag cleaning tube 27, and the slag cleaning tube 27 is connected to the slag discharge machine 28 cavity. .

Claims

Rights request

A countercurrent ultrasonic extraction unit comprising a support [1] and a table [2] with a table ladder [36] having an extraction portion on the table [2] and a drain at one end of the extraction portion a portion and a feeding portion, and a slag discharging portion and a solvent supply portion are connected to the other end of the extracting portion, wherein: the extracting portion has an inlet and exhaust immersion extraction tube [13] in series with at least one ultrasonic extraction tube [23] ], or in series between at least one soaking extraction tube [13] and ultrasonic extraction tube [23], at least one soaking extraction tube [15], in the row of soaking extraction tube [13], soaking extraction tube [15] and ultrasonic extraction There is a through feeder in the tube [23]; the liquid discharge portion is an extract liquid drain pipe [7] at the upper end of the end of the inlet and exhaust immersion extraction pipe [13], and the extract liquid drain pipe [7] The extracting liquid slag liquid separating device is connected, the extract liquid slag liquid separating device is connected with the extract liquid output pump [40], and the output pump output tube [41] discharges the extract liquid product; the feeding portion is the immersing extraction tube in the row and the row. [13] The inner side of the upper extract liquid drain pipe [7] is connected with a vertical feed pipe [9], The upper part of the straight feed pipe [9] is connected with a horizontal feed pipe [8], and each of the vertical feed pipe [9] and the horizontal feed pipe [8] has a separate feeder; In part, the slag discharge machine [28] is connected to the output end of the ultrasonic extraction tube [23], and the discharge port of the slag discharge machine [28] is connected to the slag extrusion machine [30] or the drainer, the extruder [30] ] reconnecting the slag output machine [35], on the slagging machine [28], there is also a solvent inlet pipe [26], and the solvent inlet pipe [26] is connected to the solvent supply portion; The feeding portion, the extracting portion and the slag discharging portion have cleaning means.

.

2. The unit according to claim 1, wherein said extract liquid slag separation device is an extract liquid drain pipe [7] connected to a slag liquid separation tank [5], and a slag liquid separation tank [5]. The bottom is connected to the slag liquid transfer pump [10], the slag liquid transfer pump [10] is connected to the slag liquid separator [11], and the slag discharge pipe [37] of the slag liquid separator [11] is connected to the extraction pipe [13]. The liquid discharge pipe [12] of the slag liquid separator [11] is connected to the slag liquid separation tank [5]; the slag liquid separation tank [5] is connected through the overflow pipe [38] and the extract liquid storage tank [39]. Extract The bottom of the tank [39] is connected to the extract output pump [40].

3. The unit according to claim 1, wherein: a slag residual solvent recovery device is further disposed between the extruder [30] and the slag output machine [35], and the solvent recovery device is There is a slag evaporation dryer [34] between the extruder [30] and the slag output machine [35], and a solvent vapor collection tube [31] is connected at the top of the slag evaporation dryer [34]. The solvent vapor collection tube [31] is connected to the cooler [32], and the cooler [32] is connected to the solvent recovery tank [33].

4. The unit according to claim 1, wherein said cleaning device is a washing water storage tank [18] connected to a high pressure washing pump [19], and an outlet of a high pressure washing pump [19] is connected to a water washing water pipe [21] ], the cleaning water pipe [21] is connected to the cleaning water supply pipe [20], the cleaning water supply pipe [20] is connected to the inlet and exhaust immersion extraction pipe [13], the immersion extraction pipe [15] and the ultrasonic extraction pipe [23]. The inner chamber; the washing water supply pipe [20] is also connected to the slag cleaning pipe [27], and the slag cleaning pipe [27] is connected to the inner cavity of the slag discharging machine [28].

The unit according to claim 1, wherein: the immersion extraction tube [15] and the ultrasonic extraction tube [23] respectively have a stirring device, and the stirring device is in the immersion extraction tube [15] or / Connected to the feed end of the ultrasonic extraction tube [23] with a stirring liquid outlet tube [14], the stirring liquid outlet tube [14] is connected to the inlet of the stirring circulation pump [16], and the outlet of the stirring circulation pump [16] is connected to the stirring liquid. Tube [17], the agitated inlet tube [17] is inserted into the lumen of the extraction tube at the middle and the discharge end of the soaking extraction tube [15] or / and the ultrasonic extraction tube [23].

6. The unit according to claim 1, wherein: said solvent supply portion is a solvent storage tank [22] connected to a solvent pump [25], and an outlet of the solvent pump [25] is connected to the flow meter [24], The flow meter [24] is connected to the heat exchanger [29], the heat exchanger [29] is connected to the solvent inlet pipe [26], and the solvent inlet pipe [26] is connected to the inner chamber of the slag discharge machine [28].

The unit according to claim 1 or 2, characterized in that: at the lower end of the end portion of the immersion immersion extraction pipe [13], there is an extract liquid residue discharge pipe [6], and an extract liquid residue discharge pipe [6] ] Connect the slag liquid separation tank [5].

8. The unit according to claim 1, characterized in that: said horizontal feed pipe [8] is also connected to a feed pipe [4] with a hopper [3] for remote feeding, a feed pipe [ 4] There is a feeder inside.

9. A unit according to claim 1 or 2, characterized in that the extract liquid output pump [40] is also directly connectable to the overflow tube [38].