CN209809542U - Ultrasonic reflux extraction and concentration device - Google Patents

Abstract

The utility model relates to an supersound backward flow draws enrichment facility has solved current backward flow and has drawed enrichment facility's extraction, concentration time long, and the energy consumption is big, the low scheduling problem of work efficiency. The device comprises an extraction tank, a liquid collecting tank connected with a liquid outlet of the extraction tank through a first pipeline, a concentrator connected with the liquid collecting tank through a second pipeline, and a condenser connected with a first steam outlet of the concentrator through a third pipeline; a second steam outlet of the extraction tank is communicated with a steam inlet of a condenser through a fourth pipeline, and a condensate outlet of the condenser is communicated with a solvent inlet of the extraction tank through a fifth pipeline; an ultrasonic oscillator is arranged in the extraction tank; the concentrator comprises an evaporation tank and a vapor-liquid separation tank, wherein the evaporation tank is a falling film evaporation tank. The device promotes the dissolution of effective components of the substances by the action of ultrasonic waves, improves the extraction efficiency, and reduces the cycle times and the extraction time; and the falling film evaporator is adopted, so that the concentration efficiency is improved, and the energy consumption is reduced.

Description

Ultrasonic reflux extraction and concentration device

Technical Field

The utility model relates to an extract concentrator technical field, especially relate to an supersound backward flow and draw enrichment facility.

Background

The reflux extraction and concentration device is mainly applied to the processing industries of medicines, foods, spices and the like. The existing reflux extraction and concentration device mainly comprises an extraction tank, a concentrator, a condenser and the like, wherein the extraction tank is mainly used for stirring to ensure that a solvent is fully contacted with materials (medicinal material powder) and active ingredients in the medicinal materials are dissolved; the concentrator heats and concentrates the solution extracted from the extraction tank; the condenser cools the steam of the concentrator for recycling. The reflux extraction and concentration device in the prior art has low single extraction efficiency, and can completely extract the effective components in the medicinal materials only by circulating a solvent for many times; and the concentration efficiency is not high, and more heat energy is needed to concentrate the extracting solution to the required concentration.

Disclosure of Invention

The utility model aims to solve the defects of the prior art and provide an ultrasonic reflux extraction and concentration device which utilizes the action of ultrasonic to promote the dissolution of the effective components of the medicine, improve the extraction efficiency, reduce the circulating extraction times and shorten the extraction time; and a falling film evaporation concentrator is adopted, so that the concentration efficiency is improved, and the energy consumption is reduced.

The utility model aims at realizing through the following technical scheme:

an ultrasonic reflux extraction and concentration device comprises an extraction tank, a liquid collecting tank connected with a liquid outlet of the extraction tank through a first pipeline, a concentrator connected with the liquid collecting tank through a second pipeline, and a condenser connected with a first steam outlet of the concentrator through a third pipeline; a second steam outlet of the extraction tank is communicated with a steam inlet of a condenser through a fourth pipeline, a condensate outlet of the condenser is communicated with a solvent inlet of the extraction tank through a fifth pipeline, and the extraction tank is characterized in that an ultrasonic oscillator is arranged in the extraction tank; the concentrator includes evaporating pot and gas-liquid separation jar, the evaporating pot is the falling film evaporating pot.

Further, a solvent tank and a flow meter are arranged on the fifth pipeline. The solvent tank is used to collect the reflux condensate and the flow meter is used to control the flow rate of the solution into the extraction tube.

Further, the solvent tank is provided with a liquid filling opening, and the liquid filling opening is provided with an electromagnetic valve. When the amount of the solution in the device is insufficient, the solution can be supplemented through a liquid adding opening, and the liquid adding opening is provided with an electromagnetic valve for automatically supplementing the solution or stopping supplementing the solution.

Further, the ultrasonic flowmeter further comprises a control box, and the control box is electrically connected with the ultrasonic oscillator, the flowmeter and the electromagnetic valve.

Further, all be equipped with the level gauge in extracting jar, collection liquid jar and the solvent jar, the level gauge with control box electric connection.

Further, all be equipped with the suction pump on first pipeline and the second pipeline, the suction pump with control box electric connection.

Furthermore, the feed liquid inlet of evaporating pot is equipped with rotatory pressure boost shower nozzle. The solution entering the evaporation tank is sprayed to the upper end of the heat exchange pipeline in a rotating mode, so that the uniform film distribution and high concentration efficiency are ensured.

Further, the lower part of the inner side of the extraction tank is provided with a filtering device, and the side wall above the filtering device is provided with a slag outlet. Prevents the dregs of a decoction from entering the pipeline to cause blockage, and is convenient to take out the dregs of a decoction and cleaning equipment by arranging a dreg outlet.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an ultrasonic reflux draws enrichment facility establishes ultrasonic oscillator in drawing the jar, uses the ultrasonic wave to promote the active ingredient of medicine to dissolve out at the in-process that draws, reduces the number of times of backward flow leaching, shortens process time, reduces the stoste volume that needs the concentration simultaneously, using water wisely and saving energy consumption.

2. The utility model discloses an among the supersound backward flow extraction enrichment facility, the concentrator adopts falling liquid film evaporating pot and vapour and liquid separator to constitute to establish rotatory pressure boost shower nozzle at the evaporating pot feed liquid entry. During falling film evaporation, the solution flows in the evaporation tank in a film shape, the heat transfer coefficient is extremely high, the retention time is short, the stock solution can be concentrated quickly and efficiently, and the active ingredients of the medicine are not easy to damage. The rotary pressurizing spray head can ensure that the solution is uniformly distributed, and the solution is ensured to be efficiently evaporated and concentrated in the falling film evaporation tank.

3. The utility model discloses be equipped with the control box to with electric connection such as ultrasonic oscillator, flowmeter, solenoid valve, suction pump, can use simple operation, stability according to the equipment real-time information automatic control supersound backward flow that predetermines information and read by the control box and draw the enrichment facility operation.

4. The utility model discloses a gas-liquid separation jar can discharge concentrated liquid at any time, and the filling opening is established to the solvent jar, can supplement solution in real time according to the demand for the device can draw the concentration to many batches of material (medicinal material) in succession, reduces the shutdown operation, improves work efficiency.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is the overall structure schematic diagram of the ultrasonic reflux extraction and concentration device of the present invention.

Fig. 2 is a cross-sectional view of the extraction tank of the present invention.

Reference numerals:

1: an extraction tank; 11: an ultrasonic oscillator; 12: a second steam outlet; 13: a filtration device; 14: a slag outlet; 2: a concentrator; 21: an evaporator tank; 211: rotating the pressurizing nozzle; 22: a vapor-liquid separator; 221: a first steam outlet; 3: a condenser; 4: a liquid collecting tank; 5: a solvent tank; 51: a liquid filling port; 6: a flow meter; 7: a water pump; 01: a first conduit; 02: a second conduit; 03: a third pipeline; 04: a fourth conduit; 05: and a fifth pipeline.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the present invention, it is to be understood that the terms "first", "second", "third", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, features defined as "first", "second", "third" may explicitly or implicitly include one or more of the features.

As shown in figure 1, the ultrasonic reflux extraction and concentration device comprises an extraction tank 1, a liquid collecting tank 4, a concentrator 2 and a condenser 3. A liquid outlet of the extraction tank 1 is connected with the liquid collection tank 4 through a first pipeline 01; the liquid collecting tank 4 is connected with the concentrator 2 through a second pipeline 02; the first steam outlet 221 of the concentrator 2 is communicated with the steam inlet of the condenser 3 through a third pipeline 03; the second steam outlet 12 of the extraction tank 1 is also communicated with the steam inlet of the condenser 3 through a fourth pipeline 04; and a condensate outlet of the condenser 3 is communicated with a solvent inlet of the extraction tank 1 through a fifth pipeline 05. The concentrator 2 comprises an evaporation tank 21 and a vapor-liquid separation tank 22, wherein the evaporation tank 21 is a falling film evaporation tank, the top of the evaporation tank is provided with a feed liquid inlet, and a rotary pressurizing spray head 211 is arranged at the feed liquid inlet; the middle part of the evaporation tank 21 is provided with a falling film heating pipeline, and the falling film heating pipeline is heated by a heating medium which is introduced into the middle part of the evaporation tank 21 from the outside. During operation, a material liquid is rotationally sprayed into the evaporation tank 21 through the rotary pressurizing nozzle 211, is heated and evaporated through the falling film heating pipeline from top to bottom, generated steam and a concentrated solution enter the steam-liquid separation tank 22 together, the steam and the concentrated solution are separated in the steam-liquid separation tank 22, the steam is discharged through the first steam outlet 221 at the top of the steam-liquid separation tank 22, and the concentrated solution is discharged through the concentrated solution outlet at the bottom.

The first pipeline 01 and the second pipeline 02 are respectively provided with a water pump 7; the water suction pump 7 on the first pipeline 01 is used for pumping the extract in the extraction tank 1 to the liquid collection tank 4, and carrying out short-time collection and storage in the liquid collection tank 4; the suction pump 7 provided in the second pipe 02 pumps the extract collected in the liquid collection tank 4 to the evaporation tank 21, and evaporates and concentrates the extract in the evaporation tank 21. A solvent tank 5 and a flowmeter 6 are arranged on the fifth pipeline 05, and the solvent tank 5 is used for collecting and storing condensed water generated by condensation of the condenser 3; the flow meter 6 is installed on a descending pipeline of the solvent tank 5 and is used for switching on and off and controlling the flow rate of the solvent in the solvent tank 5 flowing to the extraction tank 1. The solvent tank 5 is provided with a liquid filling port 51, and when the solvent amount in the device is reduced during operation, liquid can be replenished through the liquid filling port 51. And the liquid filling port 51 is provided with an electromagnetic valve for controlling the opening and closing of the liquid filling port 51 to realize automatic liquid supplementing.

As shown in fig. 1 and 2, the extraction tank 1 is provided with a feed inlet, a second steam outlet 12, a solvent inlet, a liquid outlet and a slag outlet 14, an ultrasonic oscillator 11 is arranged in the extraction tank from the top of the tank body downwards, and a filtering device 13 is arranged at the bottom of the inner side of the extraction tank. The feed inlet is used for adding solid materials (medicinal materials) and an initial solvent; the solvent inlet is the inlet of the condensate of the steam reflux and the supplemented solvent; a second steam outlet 12 is provided at the top of the extraction tank 1, through which the steam generated when the heating extraction is performed is discharged; the liquid outlet is used for discharging the primary extraction liquid, and the slag outlet 14 is used for discharging the extracted material (medicinal material) residues. Draw filter equipment 13 that jar 1 inboard bottom was established and be used for supporting the material and filter and originally extract the liquid, prevent that the material from getting into the pipeline and causing the jam. The ultrasonic oscillator 11 is connected with an external ultrasonic generator, and can generate ultrasonic waves to promote the dissolution of the effective components of the materials (medicinal materials) in the solvent.

Preferably, a heater, a thermometer and a liquid level meter are also arranged in the extraction tank 1; liquid level meters are respectively arranged in the liquid collecting tank 4 and the solvent tank 5. The liquid filling opening 51 of the solvent tank 5, the liquid outlet of the extraction tank 1 and the concentrated liquid outlet of the vapor-liquid separation tank 22 are all provided with electromagnetic valves. The utility model discloses still set the control box (not shown in the figure), the control box with flowmeter 6 the solenoid valve the suction pump 7 the level gauge in collection liquid jar 4 and the solvent jar 5 is taken into electric connection such as heater, thermometer, level gauge and ultrasonic oscillator 11 in the extraction jar 1, the control box can read, handle the supersound and draw enrichment facility's operational data to controlling means steady operation realizes automated production.

Claims (8)

1. An ultrasonic reflux extraction and concentration device comprises an extraction tank (1), a liquid collection tank (4) connected with a liquid outlet of the extraction tank (1) through a first pipeline (01), a concentrator (2) connected with the liquid collection tank (4) through a second pipeline (02), and a condenser (3) connected with a first steam outlet (221) of the concentrator (2) through a third pipeline (03); a second steam outlet (12) of the extraction tank (1) is communicated with a steam inlet of a condenser (3) through a fourth pipeline (04), a condensate outlet of the condenser (3) is communicated with a solvent inlet of the extraction tank (1) through a fifth pipeline (05), and the extraction tank is characterized in that an ultrasonic oscillator (11) is arranged in the extraction tank (1); the concentrator (2) comprises an evaporation tank (21) and a vapor-liquid separation tank (22), wherein the evaporation tank (21) is a falling film evaporation tank.

2. An ultrasonic reflux extraction and concentration device as claimed in claim 1, wherein a solvent tank (5) and a flow meter (6) are arranged on the fifth pipeline (05).

3. An ultrasonic reflux extraction and concentration device as claimed in claim 2, wherein the solvent tank (5) is provided with a liquid filling port (51), and the liquid filling port (51) is provided with an electromagnetic valve.

4. The ultrasonic reflux extraction and concentration device as set forth in claim 3, further comprising a control box electrically connected with said ultrasonic oscillator (11), said flow meter (6) and said electromagnetic valve.

5. The ultrasonic reflux extraction and concentration device as claimed in claim 4, wherein liquid level meters are arranged in the extraction tank (1), the liquid collection tank (4) and the solvent tank (5), and the liquid level meters are electrically connected with the control box.

6. The ultrasonic reflux extraction and concentration device as claimed in claim 4 or 5, wherein water pumps (7) are respectively arranged on the first pipeline (01) and the second pipeline (02), and the water pumps (7) are electrically connected with the control box.

7. An ultrasonic reflux extraction and concentration device as set forth in any one of claims 1 to 5, wherein the feed liquid inlet of the evaporation tank (21) is provided with a rotary pressurizing nozzle (211).

8. An ultrasonic reflux extraction and concentration device as claimed in claim 1, wherein the lower part of the inner side of the extraction tank (1) is provided with a filtering device (13), and the upper side wall of the filtering device (13) is provided with a slag outlet (14).