CN114288689A

CN114288689A - Cell sap extraction device

Info

Publication number: CN114288689A
Application number: CN202210109851.4A
Authority: CN
Inventors: 梁小毛
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-29
Filing date: 2022-01-29
Publication date: 2022-04-08

Abstract

The invention discloses a cell sap extraction device, which comprises an extraction tank, wherein the extraction tank comprises a shell, an inner container, a cover body, a controller, a heater and a water cooling device or an air cooling device for cooling the bottom wall of the cover body, a containing cup is arranged in the inner container, the cover body is used for covering an opening at the upper end of the inner container, a sealing device is arranged between the cover body and the opening of the inner container, the bottom wall is provided with a cambered surface or an inclined surface which is suitable for enabling cell sap condensed at the bottom wall to flow and fall into the containing cup, and the inner surface wall of the containing cup is a non-metal layer, and the cell sap extraction device is characterized in that: still include pressure regulation and control device, pressure regulation and control device is including stretching into accuse pressure pipeline and the vacuum pump of extracting jar inner bag, be provided with the branch mouth of connecting the forcing pipe on the accuse pressure pipeline, set up first valve switch on the forcing pipe, the forcing pipe is connected the pressurization air supply, sets up the second valve switch between the branch mouth of forcing pipe and vacuum pump. The invention leads the pressure of the liner to be accurately controlled by respectively connecting the vacuumizing device and the pressurizing device on the pressure control pipeline.

Description

Cell sap extraction device

Technical Field

The invention relates to the technical field of cell sap extraction, in particular to a cell sap extraction device.

Background

The liquid in the vacuole of the plant cell is called cell sap, wherein inorganic salt, amino acid, saccharide, various pigments and the like are dissolved, and the plant cell extracting solution has higher economic value or medicinal value, for example, the cell sap is extracted by selecting proper Chinese herbal medicines, so that the process of decocting the medicines can be avoided, and after the cell sap is extracted, plant residues are separated from the cell sap with medicinal effect, so that the taking is convenient and the absorption effect is good. The inventor of the application is continuously researching the extraction process and equipment of the plant cell sap, and has established a technical route of heating at high temperature and high pressure to promote the wall breaking of the plant cells and then extracting the cell sap, and the target substance can be extracted efficiently and with high quality percentage according to the technical route. The process of cell sap extraction is as follows: the prepared plant raw materials are placed in a raw material basket, then a heater is started to operate, a high-temperature and high-pressure environment is formed along with the heating of a sealed inner container, cell walls of extracts are broken under certain conditions, cell sap and nutrient substances in cells are separated out and become cell sap gas, then a cooling fan is started to cool a cover of the inner container, the cell sap forms liquid drops on the top wall of a container and drops on a cell sap collecting cup, the cell sap is separated from carbon-containing heavy metal impurities and medicine residues, and the separated waste liquid is discharged through the bottom. However, with the progress of research, the inventor finds that the control of the inner container by heating the inner container alone to reach the preset high-temperature and high-pressure parameters is difficult, the parameter control deviation range is large, thick lines are controlled, the research on the optimal extraction process of different plant varieties is not facilitated, and the improvement of extraction equipment is needed.

Disclosure of Invention

The invention aims to provide a cell sap extraction device capable of accurately controlling internal process parameters so as to overcome the defects of the prior art.

The technical scheme for solving the technical problem is as follows: the cell sap extraction device comprises an extraction tank, wherein the extraction tank comprises a shell, an inner container, a cover body, a controller, a heater and a water cooling device or an air cooling device for cooling the bottom wall of the cover body, a containing cup is arranged in the inner container, the cover body is used for covering an opening at the upper end of the inner container, a sealing device is arranged between the cover body and the opening of the inner container, the bottom wall is provided with an arc surface or an inclined surface which is suitable for enabling cell sap condensed at the bottom wall to flow and fall into the containing cup, and the inner surface wall of the containing cup is a non-metal layer, and the cell sap extraction device is characterized in that: still include pressure regulation and control device, pressure regulation and control device is including stretching into accuse pressure pipeline and the vacuum pump of extracting jar inner bag, be provided with the branch mouth of connecting the forcing pipe on the accuse pressure pipeline, set up first valve switch on the forcing pipe, the forcing pipe is connected the pressurization air supply, sets up the second valve switch between the branch mouth of forcing pipe and vacuum pump.

And a cooling pipe is arranged on the pressure control pipeline, and the fluid in the cooling pipe exchanges heat with the fluid outside the pipe to ensure that the fluid in the pipe is cooled and then is pumped out by a vacuum pump.

An air filter and a vacuum tank are arranged on the pressure control pipeline, and the vacuum tank is arranged between the air filter and the vacuum pump.

And valve switches are respectively arranged on the front side and the rear side of the vacuum tank.

And a branch port connected with a pressure gauge and a branch port connected with a waste liquid tank are arranged on the pressure control pipeline.

And the front side and the rear side of the waste liquid tank are respectively provided with a fifth valve switch and a sixth valve switch.

And a branch port connected with an explosion-proof valve is arranged on the pressure control pipeline.

The pressure control pipeline is inserted into the drainage pipe and enters the inner container through the drainage port.

The pressure control pipeline comprises N first pipelines and a second pipeline, the N first pipelines are connected in parallel and then are connected with the first pipelines, each first pipeline is respectively inserted into different inner containers of the extraction tank, and each first pipeline is provided with a valve switch; the second pipeline is provided with a branch port connected with the waste liquid tank, the second pipeline is connected with the vacuum tank and the vacuum pump, and the front side and the rear side of the vacuum tank are respectively provided with a valve switch.

The invention has the beneficial effects that:

according to the invention, the pressure control pipeline is respectively connected with the vacuumizing device and the pressurizing device, when high pressure is required in the inner container of the extraction tank, the pressurizing pipe provides nitrogen or compressed air, so that the pressure of the inner container can be instantly increased to a preset value, and very accurate control can be achieved in control.

When a negative pressure environment is needed, the pressurizing pipe is closed, the vacuum pump pumps away the gas in the inner container through the pressure control pipeline, the cooler is arranged in the pipeline in front of the pump, the gas enters the vacuum tank after being cooled and is pumped away by the vacuum pump, and therefore the vacuum pump is prevented from being damaged.

The pressure regulating device can also be associated with a plurality of extracting tanks to work, so that the equipment cost is further saved, and the occupied space of the equipment is reduced.

Drawings

FIG. 1 is a schematic diagram of a cell sap extraction apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic view of the internal pressure control mechanism of the apparatus according to the first embodiment of the present invention;

fig. 3 is a schematic structural diagram of a second embodiment of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be noted that the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, a fixed connection unless expressly specified or limited otherwise. Can also be detachably connected or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example one

Referring to fig. 1-2, the present invention provides a cell sap extraction apparatus, comprising an extraction tank, a pressure regulation apparatus, wherein the pressure regulation apparatus comprises a pressure control pipeline 30 extending into an inner container of the extraction tank and a vacuum pump 36, the pressure control pipeline is provided with a branch port connected with a pressurization pipe, the pressurization pipe is provided with an electric valve V3 (a first valve switch), the pressurization pipe is connected with a pressurization gas source, the pressurization gas source is nitrogen or compressed air, and an electric valve V5 (a second valve switch) is arranged between the branch port of the pressurization pipe and the vacuum pump.

The front section of the pressure control pipeline 30 extends into the inner container of the extraction tank, the rear section thereof is connected with a vacuum tank 35 and a vacuum pump 36, and the front side and the rear side of the vacuum tank 35 are respectively provided with an electric valve V5 and a manual valve S6. Therefore, when the vacuum pump is operated, the electric valve V5 and the manual valve S6 are opened, and the electric valve V3 is closed, so that the air in the extraction tank can be extracted, the negative pressure is formed in the extraction tank, and the internal absolute pressure is 300 Pa-1000 Pa. The pressure control pipeline is also provided with an electric valve V2, an air filter 34 and a plurality of branch ports, the first branch port is connected with an explosion-proof pipe, the explosion-proof pipe is provided with an electric valve V1 and an explosion-proof valve 33, and the vacuum tank 35 is arranged between the air filter 34 and the vacuum pump 36. Pressure gauge pipeline 32 is connected to the second branch mouth, be equipped with hand valve S2 and manometer 31 on the manometer pipeline 32, the waste liquid pipeline of row is connected to the third branch mouth, arrange and set up waste liquid jar 35 on the waste liquid pipeline, the side sets up motorised valve V4, hand valve S5 respectively around waste liquid jar, the forcing pipe is connected to the fourth branch mouth, set up motorised valve V3 on the forcing pipe, when extracting a jar inner bag needs high pressure, carry nitrogen gas or compressed air to accuse pressure pipeline from the forcing pipe.

The pressure control pipeline comprises a section of serpentine cooling pipe 29, the serpentine cooling pipe 29 is arranged in the water tank 28, the gas temperature in the pressure control pipeline is reduced in a water cooling mode, and the damage to the vacuum pump caused by overhigh temperature is avoided. The hand valve S3 is arranged on the water inlet pipe of the water tank, the hand valve S4 is arranged on the water outlet pipe, the water temperature in the water tank is kept low through water inlet and outlet, and therefore the fluid in the serpentine cooling pipe is cooled.

The serpentine cooling pipe can be replaced by a cooler, such as a finned condenser or other existing cooling and heat exchange structures, the cooler is arranged on the pressure control pipeline, and gas is cooled by the cooler and then pumped away by the vacuum pump.

The inner bag bottom of extracting the jar sets up the escape orifice, the pipe 16 is excreted in connection with the escape orifice, the accuse is pressed the pipeline and is inserted the pipe of excreting, gets into the inner bag through the escape orifice. A hand valve S1 is provided at the end of the drain pipe 16 to control the closing and opening of the drain pipe 16.

The extraction tank comprises a shell 14, an inner container 1, a cover body 19, a controller, a heater and a water cooling device or an air cooling device for cooling the bottom wall of the cover body, the inner container is internally provided with a containing cup, the cover body is used for covering an opening at the upper end of the inner container, a sealing device (a sealing ring 8) is arranged between the cover body and the opening of the inner container, the controller is arranged in the cover body or the shell, the operation display screen 20 is arranged on the side wall of the cover body, the operation display screen 20 and the heater 4 are connected with the controller, the operation display screen 20 inputs control instructions including heating temperature, pressure, time and the like, the heater 4 is driven by the controller, the inner container is internally provided with an annular mesh basket 2 for containing the extract to be extracted, the inner container is also provided with a containing cup 3, the containing cup 3 is arranged in a central ring of the mesh basket, and the heater is used for heating the closed air and the extract to be extracted 12 in the inner container to enable the cell sap of the extract to be subjected to wall breaking and precipitation and vaporization under the conditions of high temperature and high pressure. Be equipped with cooling air cavity 11 on the diapire of lid 19, cooling fan 18 is located cooling air cavity 11, cooling air can make the upper portion of inner bag form the step-down district with the diapire 7 cooling of lid, the diapire is equipped with and is suitable for making the cell sap droplet of diapire condensation trickle fall to holding the cambered surface or the inclined plane in the cup, diapire 7 arches downwards, its minimum orthographic projection is in holding in the middle of the cup 3, gaseous cell sap meets the diapire after the condensation of cooling and adheres to on the diapire, and along the arc surface landing of diapire under the effect of dead weight and adhesion, the drippage is in holding the cup. The inner surface wall of the containing cup is a non-metal layer or the containing cup is made of a non-metal material, so that the possibility of heavy metal pollution caused by the contact of the extracted cell liquid drops with the metal material is prevented.

The air inlet of the cooling air cavity 11 is opened at the top of the cover body, the air outlet of the cooling air cavity is opened at the side wall of the cover body, and the direction of the arrow in the figure represents the airflow direction of the cooling air.

Heater 4 sets up in the inner bag outside, has temperature sensor 9 in addition in the inner bag outside, the shell inner wall sets up heat preservation 13, forms electric heating chamber 5 between heat preservation and the inner bag, and heater 4 is located electric heating chamber 5, the reducible thermal loss of heat preservation. The heater 4 is the heating wire, and the quantity of heating wire is two sets ofly, and two sets of heating wires twine respectively in the upper portion and the lower part of inner bag outer wall, make to generate heat more evenly. The number of the temperature sensors 9 is two, one of the temperature sensors is fixed on the upper part of the outer wall of one side of the inner container, the other temperature sensor is fixed on the lower part of the outer wall of the other side of the inner container, the two temperature sensors are arranged diagonally, and the average value of the measurement of the two temperature sensors is taken to obtain more accurate stability, so that the operation of the extraction device is controlled more accurately, and the quality of the extracted cell sap is better.

The bottom wall 7 of the cover is made of a non-metallic material, for example ceramic. Or the bottom wall comprises a metal inner layer and a nonmetal outer layer, wherein the nonmetal outer layer covers the opening of the inner container.

The cooling mode of the bottom wall of the cover body of the extracting tank can also be a water cooling mode, the structure of the bottom wall of the cover body can be an arc surface with a local upward arch, and the extracting tank can be used as long as liquid drops of the bottom wall of the cover body can be driven to conveniently fall into the containing cup.

Example two

Referring to fig. 3, the pressure control pipeline includes N first pipelines 302 and a second pipeline 301, the N first pipelines are connected in parallel and then connected with the first pipelines, each first pipeline is inserted into a different extraction tank liner, in the drawing, a represents an extraction tank, each extraction tank has a volume of about 150 liters, and different plants are placed in the extraction tank for extracting different plant cell sap. Each first pipeline 302 is provided with a valve switch; at the same moment, only one first pipeline is opened, and the extraction tanks of other first pipelines are closed to be communicated through the valve switches on the first pipelines and do not participate in pressure control. The second pipeline is provided with a branch port connected with the waste liquid tank 35, and the front and the back of the waste liquid tank 35 are respectively an electric valve V4 and a hand valve S5. The second pipe line connects the vacuum tank 35, which is provided with an electric valve V5 and a hand valve S6 on the front and rear sides, and the vacuum pump 36. The serpentine cooling pipe 29, the air filter 34, and the electric valve V3 (first valve switch) are provided in the second pipe 301. The second pipeline can also be provided with a first branch port connected with the explosion-proof pipe and a second branch port connected with the pressure gauge pipeline.

The rest of the structure is the same as the first embodiment, and the description is not repeated here.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents, and all changes that come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims

1. The cell sap extraction device comprises an extraction tank, wherein the extraction tank comprises a shell, an inner container, a cover body, a controller, a heater and a water cooling device or an air cooling device for cooling the bottom wall of the cover body, a containing cup is arranged in the inner container, the cover body is used for covering an opening at the upper end of the inner container, a sealing device is arranged between the cover body and the opening of the inner container, the bottom wall is provided with an arc surface or an inclined surface which is suitable for enabling cell sap condensed at the bottom wall to flow and fall into the containing cup, and the inner surface wall of the containing cup is a non-metal layer, and the cell sap extraction device is characterized in that: still include pressure regulation and control device, pressure regulation and control device is including stretching into accuse pressure pipeline and the vacuum pump of extracting jar inner bag, be provided with the branch mouth of connecting the forcing pipe on the accuse pressure pipeline, set up first valve switch on the forcing pipe, the forcing pipe is connected the pressurization air supply, sets up the second valve switch between the branch mouth of forcing pipe and vacuum pump.

2. The cell sap extraction device according to claim 1, characterized in that: and a cooling pipe is arranged on the pressure control pipeline, and the fluid in the cooling pipe exchanges heat with the fluid outside the pipe to ensure that the fluid in the pipe is cooled and then is pumped out by a vacuum pump.

3. The cell sap extraction device according to claim 1 or 2, characterized in that: an air filter and a vacuum tank are arranged on the pressure control pipeline, and the vacuum tank is arranged between the air filter and the vacuum pump.

4. The cell sap extraction device according to claim 3, wherein: and valve switches are respectively arranged on the front side and the rear side of the vacuum tank.

5. The cell sap extraction device according to claim 1 or 2, characterized in that: and a branch port connected with a pressure gauge and a branch port connected with a waste liquid tank are arranged on the pressure control pipeline.

6. The cell sap extraction device according to claim 5, wherein: and the front side and the rear side of the waste liquid tank are respectively provided with a fifth valve switch and a sixth valve switch.

7. The cell sap extraction device according to claim 1 or 2, characterized in that: and a branch port connected with an explosion-proof valve is arranged on the pressure control pipeline.

8. The cell sap extraction device according to claim 1 or 2, characterized in that: the pressure control pipeline is inserted into the drainage pipe and enters the inner container through the drainage port.

9. The cell sap extraction device according to claim 1 or 2, characterized in that: the pressure control pipeline comprises N first pipelines and a second pipeline, the N first pipelines are connected in parallel and then are connected with the first pipelines, each first pipeline is respectively inserted into different inner containers of the extraction tank, and each first pipeline is provided with a valve switch; the second pipeline is provided with a branch port connected with the waste liquid tank, the second pipeline is connected with the vacuum tank and the vacuum pump, and the front side and the rear side of the vacuum tank are respectively provided with a valve switch.