CN113941171A

CN113941171A - Supercritical extraction and separation device

Info

Publication number: CN113941171A
Application number: CN202111369730.5A
Authority: CN
Inventors: 项俊杰; 项俊儒; 项光聪
Original assignee: Zhejiang Kingstone Fluid Equipment Co ltd
Current assignee: Zhejiang Kingstone Fluid Equipment Co ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-01-18

Abstract

The invention discloses a supercritical extraction and separation device, and relates to the technical field of supercritical extraction equipment. Including protective housing, the controller is installed at the protective housing top, and protective housing top runs through to install and draws the install bin, draws the install bin and includes the box, and the board is placed to box inner wall bottom fixedly connected with bottom, and board top fixedly connected with top mounting panel is placed to box top fixedly connected with extraction jar, and the bottom is placed the position difference fixedly connected with heating cabinet that the board top is located extraction jar both sides. According to the invention, through the ultrasonic transducer arranged in the extraction tank and the induction coil wirelessly powered, ultrasonic vibration can be carried out on the material to be extracted in the extraction tank, and the contact condition between raw material particles can be reduced by matching with supercritical carbon dioxide, so that the supercritical carbon dioxide can be fully contacted with the extracted material, and the effect of more rapid and efficient extraction can be realized.

Description

Supercritical extraction and separation device

Technical Field

The invention relates to the technical field of supercritical extraction equipment, in particular to a supercritical extraction separation device.

Background

Supercritical fluid is a supercritical fluid, which is a non-gaseous and non-liquid state between gas and liquid, and can exist only when the temperature and pressure of the substance exceed critical points, the density of the supercritical fluid is higher and similar to that of liquid, and the viscosity of the supercritical fluid is closer to that of gas, so the supercritical fluid is an ideal extracting agent.

The Chinese patent with the patent publication number of CN110743192A discloses an adsorption separation regulation type supercritical fluid extraction device, can extract effective substances from Chinese herbal medicines by utilizing the supercritical characteristic of carbon dioxide, has mild extraction regulation, no pollution, strong extraction capacity, high extraction rate, short extraction time and short production period, when the extracted effective substances enter the separation step, a novel regulation and control type adsorption component is introduced to actively adsorb the effective substances which are not completely released in the carbon dioxide to complete interception, so that the recovery rate of the effective substances is improved, meanwhile, the adsorption component can be adjusted by detecting the content of effective substances in the carbon dioxide with the assistance of the sampling detection technology in the prior art, make carbon dioxide can be fast through realizing recycling under the prerequisite that satisfies the absorption and hold back, show and improve holistic extraction efficiency and quality, and the absorption subassembly makes things convenient for the desorption to retrieve the effective substance and continues reuse.

However, the above patent also has the following problems: 1. the raw materials are contacted with each other due to the static state when the Chinese herbal medicine is extracted, so the contact area with the raw materials is reduced when the raw materials are extracted by supercritical carbon dioxide, thereby causing the extraction time to be prolonged; 2. in the current supercritical carbon dioxide extraction, the adopted heating mode mostly adopts resistance heating, and the mode can have a faster heating effect, but is poor in temperature stability, so that the density of the carbon dioxide is greatly changed during extraction, and further the extracted substance is impure.

Disclosure of Invention

The present invention is directed to a supercritical extraction and separation apparatus to solve the above problems.

In order to achieve the purpose, the invention provides the following technical scheme: a supercritical extraction and separation device comprises a protective shell, a controller is arranged at the top of the protective shell, an extraction installation box is arranged at the top of the protective shell in a penetrating way and comprises a box body, a bottom placing plate is fixedly connected to the bottom of the inner wall of the box body, a top installation plate is fixedly connected to the top of the box body, an extraction tank is fixedly connected to the top of the bottom placing plate, heating boxes are respectively and fixedly connected to the positions, located at the two sides of the extraction tank, of the top of the bottom placing plate, a power supply sealing cover matched with the extraction tank is arranged at the top of the top installation plate in a penetrating way, a supply mechanism is fixedly connected to the bottom of the extraction tank, a separation and recovery mechanism is fixedly connected to one end of the supply mechanism, the extraction tank comprises a tank body, a separation plate, a primary separation orifice plate and a secondary separation orifice plate are sequentially and fixedly connected to the inner wall of the bottom of the tank body from bottom to top, an auxiliary spring is fixedly connected to the center of the primary separation orifice plate, auxiliary spring bottom fixedly connected with adaptation connecting plate, adaptation connecting plate bottom runs through in the division board top, second grade separation orifice plate top fixedly connected with hopper, hopper inner wall fixedly connected with screen cloth, the tank body inner wall is located the fixed position connection mounting panel at hopper top, ultrasonic transducer is installed with the form of running through at the mounting panel top, ultrasonic transducer bottom output is circumference form fixedly connected with harmony fork, tank body top fixedly connected with keeps apart the lid, keep apart the caping portion and install induction coil, induction coil is connected with ultrasonic transducer, keep apart caping portion fixedly connected with top cap.

Further, the sealed lid of power supply includes threaded sleeve, threaded sleeve outer wall and top mounting panel threaded connection, threaded sleeve bottom fixedly connected with bottom plate, bottom plate top fixedly connected with iron core, the winding of iron core outer wall has power coil, the rotatory handle of iron core top fixedly connected with, rotatory handle outer wall is connected with the rotor plate through the bearing rotation with the iron core junction outer wall, power coil one end fixedly connected with connecting wire, the connecting wire other end is connected with the controller after running through the rotor plate.

Furthermore, the heating box comprises an oil tank, the bottom of the oil tank is fixedly connected with a heat insulation plate, the top of the heat insulation plate is located inside the oil tank and is provided with a heat exchange tube, and the top of the oil tank is provided with a splicing groove.

Furthermore, copper heat transfer fins are fixedly connected to two sides of the outer wall of the tank body respectively, the heat transfer fins are matched with the insertion grooves, a limiting ring is fixedly connected to the position, located below the heat transfer fins, of the outer wall of the tank body, a sealing ring is fixedly connected to the bottom of the limiting ring, and the bottom of the sealing ring is in contact with the bottom placing plate.

Furthermore, the feed mechanism includes the booster pump, the input fixedly connected with exhaust tube of booster pump, fixedly connected with cooler behind the protective housing is run through to the other end of exhaust tube, cooler other end fixedly connected with raw materials gas pitcher, the raw materials gas pitcher is fixed in the protective housing side through the mounting bracket, the other end fixedly connected with outlet duct of booster pump, outlet duct outer wall top fixedly connected with material loading pipe, material loading pipe top fixedly connected with material loading barrel, material loading barrel rotates after running through the protective housing top and is connected with the sealed top cap that can open and shut, material loading pipe outer wall side fixedly connected with stabilivolt, the stabilivolt is linked together with the outlet duct, the outlet duct outer wall is located the position fixedly connected with adaptation connecting pipe of material loading pipe side, adaptation connecting pipe top fixedly connected with injection head.

Furthermore, the outer walls of the feeding pipe, the pressure stabilizing pipe, the adaptive connecting pipe and the air outlet pipe on two sides of the adaptive connecting pipe are respectively provided with an electromagnetic valve.

Further, the separation and recovery mechanism comprises a primary separation tank, one end of the primary separation tank is fixedly connected with a connecting elbow, the other end of the connecting elbow is communicated with an air outlet pipe, the top of the primary separation tank is fixedly connected with a primary exhaust pipe at equal intervals, the other end of the primary exhaust pipe is commonly connected with a gas collecting pipe, the other end of the gas collecting pipe is fixedly connected with an air compressor, the other end of the air compressor is provided with a recovery tank, the bottom of the primary separation tank is fixedly connected with a T-shaped pipeline connecting piece, the bottom of the T-shaped pipeline connecting piece is fixedly connected with a secondary separation tank, the other end of the T-shaped pipeline connecting piece is fixedly connected with a secondary exhaust pipe, and the other end of the secondary exhaust pipe is communicated with the gas collecting pipe.

Furthermore, solenoid valves are arranged at the joint of the primary separating tank and the T-shaped pipeline connecting piece and on the outer wall of the secondary exhaust pipe.

Furthermore, protective housing includes the protective housing, and protective housing side inner wall fixedly connected with is used for placing the cabinet that draws of second grade knockout drum, and protective housing back inner wall is provided with and is used for placing the recovery cabinet of recovery tank.

Compared with the prior art, the invention has the beneficial effects that:

this supercritical extraction separator is through setting up at the inside ultrasonic transducer of extraction jar to be provided with wireless power supply's induction coil, can carry out ultrasonic vibration to the extraction jar inside material of treating that extracts, the contact condition between the raw materials granule can be reduced to the carbon dioxide of cooperation supercritical, thereby can let supercritical carbon dioxide and by the abundant contact of extract, can realize the effect that high efficiency extracted more.

Meanwhile, the heating box which takes oil as a heating medium is utilized, the temperature of oil inside the heating box is controlled by the heat exchange tube inside the heating box, the specific heat capacity of the oil is large, the temperature change range of the oil is small when the oil works, and the carbon dioxide in the extraction tank can be ensured to be at relatively stable temperature by matching with the heat transfer fins which can transfer heat efficiently, so that the purity of the extracted substances can be ensured.

Moreover, the pressure stabilizing tube is arranged on the side face of the feeding barrel, so that the air pressure inside the feeding barrel can be consistent with the air pressure inside the pipeline, and the auxiliary agent inside the feeding barrel can be conveniently placed to fall.

Drawings

FIG. 1 is a front partially internal cutaway schematic view of the present invention;

FIG. 2 is a schematic view of the back of the present invention partially cut away internally;

FIG. 3 is a schematic view of the extraction installation box connection of the present invention;

FIG. 4 is a schematic diagram of the construction of an extraction tank of the present invention;

FIG. 5 is a schematic view of the power supply sealing cap of the present invention;

FIG. 6 is a schematic view of the feed mechanism of the present invention;

FIG. 7 is a schematic structural view of a separating and recovering mechanism of the present invention;

FIG. 8 is a schematic view of the heating chamber of the present invention;

fig. 9 is a schematic structural diagram of the protective housing of the present invention.

In the figure: 1. a protective housing; 101. a protective box; 102. an extraction cabinet; 103. a recovery cabinet; 2. a controller; 3. extracting the installation box; 301. a box body; 302. a bottom placement plate; 303. a top mounting plate; 4. a separation and recovery mechanism; 401. a first-stage separation tank; 402. connecting a bent pipe; 403. a primary exhaust pipe; 404. a gas collecting pipe; 405. an air compressor; 406. a recovery tank; 407. a T-shaped pipeline connecting piece; 408. a secondary separation tank; 409. a secondary exhaust pipe; 5. an extraction tank; 501. a can body; 502. a separator plate; 503. a first stage separation orifice plate; 504. an auxiliary spring; 505. adapting the connecting plate; 506. a secondary separation orifice plate; 507. a material hopper; 508. screen cloth; 509. mounting a plate; 510. an ultrasonic transducer; 511. a vibration assisting fork; 512. an isolation cover; 513. an induction coil; 514. a top cover; 515. heat transfer fins; 516. a limiting ring; 517. a seal ring; 6. a power supply sealing cover; 601. a threaded bushing; 602. a base plate; 603. a power supply coil; 604. an iron core; 605. rotating the handle; 606. a bearing; 607. a rotating plate; 608. a connecting wire; 7. a heating box; 701. an oil tank; 702. inserting grooves; 703. a heat exchange pipe; 704. a heat insulation plate; 8. a supply mechanism; 801. a booster pump; 802. an air exhaust pipe; 803. a raw material gas tank; 804. an air outlet pipe; 805. feeding pipes; 806. feeding a material barrel; 807. sealing the top cover; 808. a voltage stabilizing tube; 809. adapting the connecting pipe; 810. an injection head; 811. a cooler.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that in the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of description, and do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Further, it will be appreciated that the dimensions of the various elements shown in the figures are not drawn to scale, for ease of description, and that the thickness or width of some layers may be exaggerated relative to other layers, for example.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined or illustrated in one figure, it will not need to be further discussed or illustrated in detail in the description of the following figure.

Examples

When effective cost in supercritical extraction of medicinal materials is carried out, the supercritical extraction and separation device provided by the invention is used for carrying out efficient extraction of effective substances, the principle of the supercritical carbon dioxide fluid extraction and separation process is that the supercritical carbon dioxide fluid extraction and separation process is carried out by utilizing the relation between the dissolving capacity and the density of a supercritical fluid, namely, the supercritical fluid is influenced by pressure and temperature, a temperature regulating device with a small temperature change range is arranged in the device, a heating mechanism with resistance property is adopted in the traditional supercritical carbon dioxide extraction device, the temperature change range is large when the temperature is controlled in the heating mode, so that the property of the internal carbon dioxide is influenced, and therefore, the extract is changed, the device comprises a solving device for overcoming the defect, and when the carbon dioxide extraction process is observed, when carbon dioxide is extracted at the present stage, the raw materials are all in a static state, and the contact area between the raw materials is too large, so that the contact of carbon dioxide with the raw materials is influenced, the extraction time is longer, and the device also provides a design scheme for the extraction time.

As shown in fig. 1 to 9, the present invention provides a technical solution: a supercritical extraction and separation device comprises a protective shell 1, a controller 2 is arranged at the top of the protective shell 1, an extraction installation box 3 is arranged at the top of the protective shell 1 in a penetrating way, the extraction installation box 3 comprises a box body 301, a bottom placing plate 302 is fixedly connected at the bottom of the inner wall of the box body 301, a top installation plate 303 is fixedly connected at the top of the box body 301, an extraction tank 5 is fixedly connected at the top of the bottom placing plate 302, heating boxes 7 are respectively and fixedly connected at the positions, located at the two sides of the extraction tank 5, at the top of the bottom placing plate 302, power supply sealing covers 6 which are mutually matched with the extraction tank 5 are arranged at the top of the top installation plate 303 in a penetrating way, a supply mechanism 8 is fixedly connected at the bottom of the extraction tank 5, a separation and recovery mechanism 4 is fixedly connected at one end of the supply mechanism 8, the extraction tank 5 comprises a tank body 501, a separation plate 502, a primary separation orifice plate 503 and a secondary separation orifice plate 506 are fixedly connected at the inner wall of the bottom of the tank body 501 from bottom, an auxiliary spring 504 is fixedly connected to the center of the bottom of the primary separation orifice plate 503, an adaptation connecting plate 505 is fixedly connected to the bottom of the auxiliary spring 504, the bottom of the adaptation connecting plate 505 penetrates through the top of the isolation plate 502, a material hopper 507 is fixedly connected to the top of the secondary separation orifice plate 506, a gauze 508 is fixedly connected to the inner wall of the material hopper 507, a mounting plate 509 is fixedly connected to the position, located at the top of the material hopper 507, of the inner wall of the tank body 501, an ultrasonic transducer 510 is mounted at the top of the mounting plate 509 in a penetrating manner, a circular vibration assisting fork 511 is fixedly connected to the output end of the bottom of the ultrasonic transducer 510, an isolation cover 512 is fixedly connected to the top of the tank body 501, an induction coil 513 is mounted at the top of the isolation cover 512, the induction coil 513 is connected to the ultrasonic transducer 510, a top cover 514 is fixedly connected to the top of the isolation cover 512, the ultrasonic transducer 510 is arranged inside the extraction tank 5, and an induction coil 513 wirelessly powered is arranged, can carry out ultrasonic vibration to 5 inside waiting to extract materials of extraction jar, the contact condition between the raw materials granule can be reduced to the carbon dioxide of cooperation supercritical to can let supercritical carbon dioxide and by the abundant contact of extract product, can realize the effect of high efficiency extraction more.

The power supply sealing cover 6 comprises a threaded sleeve 601, the outer wall of the threaded sleeve 601 is in threaded connection with the top mounting plate 303, the bottom of the threaded sleeve 601 is fixedly connected with a bottom plate 602, an iron core 604 is fixedly connected to the top of the bottom plate 602, a power supply coil 603 is wound on the outer wall of the iron core 604, a rotating handle 605 is fixedly connected to the top of the iron core 604, the outer wall of the rotating handle 605 is connected with a rotating plate 607 in a rotating mode through a bearing 606, one end of the power supply coil 603 is fixedly connected with a connecting wire 608, and the other end of the connecting wire 608 penetrates through the rotating plate 607 and is connected with the controller 2.

It should be noted that a power supply coil 603 is arranged inside the threaded sleeve 601 of the power supply sealing cover 6, the power supply coil 603 is powered by the controller 2, the bottom plate 602 is made of plastic, the top cover 514 is made of plastic, and magnetic flux released by the power supply coil 603 is not affected, the power supply of the ultrasonic transducer 510 is performed between the power supply coil 603 and the induction coil 513 according to the principle of wireless power supply, the power of the ultrasonic transducer 510 is about 200W, and the purpose of setting the wireless power supply is to prevent the influence of wired connection on the air tightness of the whole device.

The heating box 7 comprises an oil tank 701, a heat insulation plate 704 is fixedly connected to the bottom of the oil tank 701, a heat exchange pipe 703 is arranged at the top of the heat insulation plate 704 and positioned in the oil tank 701, an insertion groove 702 is formed in the top of the oil tank 701, copper heat transfer fins 515 are fixedly connected to two sides of the outer wall of the tank body 501 respectively, the heat transfer fins 515 are matched with the insertion groove 702, a limiting ring 516 is fixedly connected to the position, below the heat transfer fins 515, of the outer wall of the tank body 501, a sealing ring 517 is fixedly connected to the bottom of the limiting ring 516, the bottom of the sealing ring 517 is in contact with the bottom placing plate 302, the heating box 7 using oil as a heating medium is utilized, the heat exchange pipe 703 in the heating box 7 is utilized to control the temperature of oil in the heating box 7, the specific heat capacity of the oil is large, the temperature change range is small when the heating box is in operation, and the heat transfer fins 515 capable of efficiently transferring heat can ensure that carbon dioxide in the extraction tank 5 is at a relatively stable temperature, thereby ensuring the purity of the extracted substance.

The supply mechanism 8 comprises a booster pump 801, an input end of the booster pump 801 is fixedly connected with an exhaust tube 802, the other end of the exhaust tube 802 penetrates through the protective shell 1 and then is fixedly connected with a cooler 811, the other end of the cooler 811 is fixedly connected with a raw material gas tank 803, the raw material gas tank 803 is fixed on the side surface of the protective shell 1 through a mounting frame, the other end of the booster pump 801 is fixedly connected with an air outlet tube 804, the top of the outer wall of the air outlet tube 804 is fixedly connected with a feeding tube 805, the top of the feeding tube 805 is fixedly connected with a feeding cylinder 806, the feeding cylinder 806 is used for storing auxiliary agents, the feeding cylinder 806 penetrates through the top of the protective shell 1 and then is rotatably connected with an openable sealing top cover 807, the side surface of the outer wall of the feeding cylinder 806 is fixedly connected with a pressure stabilizing tube 808, the pressure stabilizing tube 808 is communicated with the air outlet tube 804, the position of the outer wall of the air outlet tube 804 on the side surface of the feeding tube 805 is fixedly connected with an adaptive connecting tube 809, the injection head 810 is fixedly connected with the top of the adaptive connecting tube 809, solenoid valves are arranged on the outer wall of the feeding pipe 805, the outer wall of the pressure stabilizing pipe 808, the outer wall of the adaptation connecting pipe 809 and the outer wall of the air outlet pipe 804 on two sides of the adaptation connecting pipe 809.

The separation and recovery mechanism 4 comprises a primary separation tank 401, one end of the primary separation tank 401 is fixedly connected with a connecting elbow pipe 402, the other end of the connecting elbow pipe 402 is communicated with an air outlet pipe 804, the top of the primary separation tank 401 is fixedly connected with a primary exhaust pipe 403 at equal intervals, the other end of the primary exhaust pipe 403 is commonly connected with an air collecting pipe 404, the other end of the air collecting pipe 404 is fixedly connected with an air compressor 405, the other end of the air compressor 405 is provided with a recovery tank 406, the bottom of the primary separation tank 401 is fixedly connected with a T-shaped pipeline connecting piece 407, the bottom of the T-shaped pipeline connecting piece 407 is fixedly connected with a secondary separation tank 408, the other end of the T-shaped pipeline connecting piece 407 is fixedly connected with a secondary exhaust pipe 409, the other end of the secondary exhaust pipe 409 is communicated with the air collecting pipe 404, the connecting part of the primary separation tank 401 and the T-shaped pipeline connecting piece 407 and the outer wall of the secondary exhaust pipe 409 are provided with electromagnetic valves, the protective shell 1 comprises a protective box 101, the inner wall of the side of the protection box 101 is fixedly connected with an extraction cabinet 102 for placing a secondary separation tank 408, and the inner wall of the back of the protection box 101 is provided with a recovery cabinet 103 for placing a recovery tank 406.

It should be noted that, when the device is used, firstly, the ground raw material needs to be prepared, generally, the device is an extraction device of Chinese herbal medicine, the diameter of the ground raw material particle is between 3 mm and 5mm, when the device is used, firstly, the power supply sealing cover 6 is opened, the extraction tank 5 inside is lifted out, the bottom of the extraction tank 5 and the adaptive connecting pipe 809 are in airtight sliding connection, certain force is needed when lifting up, then, the isolation cover 512 is opened, the mounting plate 509 provided with the ultrasonic transducer 510 is taken out, the mounting plate 509 and the tank body 501 are in clamping fixed relation, when in use, the isolation cover 512 is limited to fix, after the mounting plate 509 is taken out, the material is put into the material hopper 507, then, the mounting plate 509 is put back, the isolation cover 512 is closed, then, the power supply sealing cover 6 is sealed in a rotating way, and the power supply sealing cover 6 supplies power through the controller 2, after power is supplied, the head of the ultrasonic transducer 510 inside the extraction tank 5 vibrates to stir materials, before extraction, oil liquid in the heating tank 7 needs to be heated, extraction can be performed after the temperature is reached, appropriate pressure can be obtained through pressurization of the booster pump 801, the supercritical carbon dioxide operates in a mode that the oil liquid is taken out of the raw material gas tank 803, extracted into the extraction tank 5, first-stage vaporization is performed in the first-stage separation tank 401, and the mixture is transferred into the second-stage separation tank 408 to be finally vaporized after being vaporized to a certain volume, so that an extract can be obtained in the second-stage separation tank 408.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a supercritical fluid extraction and separation device, includes protecting sheathing (1), and controller (2) are installed at protecting sheathing (1) top, protecting sheathing (1) top is run through to install and is drawed install case (3), draws install case (3) including box (301), and board (302) are placed to box (301) inner wall bottom fixedly connected with bottom, box (301) top fixedly connected with top mounting panel (303), its characterized in that: the top of the bottom placing plate (302) is fixedly connected with an extraction tank (5), the positions of the top of the bottom placing plate (302) positioned at the two sides of the extraction tank (5) are respectively and fixedly connected with a heating box (7), the top of the top mounting plate (303) is provided with a power supply sealing cover (6) which is matched with the extraction tank (5) in a penetrating way, the bottom of the extraction tank (5) is fixedly connected with a supply mechanism (8), one end of the supply mechanism (8) is fixedly connected with a separation and recovery mechanism (4), the extraction tank (5) comprises a tank body (501), the inner wall of the bottom of the tank body (501) is fixedly connected with a separation plate (502), a primary separation pore plate (503) and a secondary separation pore plate (506) from bottom to top in sequence, the center of the bottom of the primary separation pore plate (503) is fixedly connected with an auxiliary spring (504), the bottom of the auxiliary spring (504) is fixedly connected with an adaptive connecting plate (505), and the bottom of the adaptive connecting plate (505) penetrates through the top of the separation plate (502), two-stage separation orifice plate (506) top fixedly connected with material hopper (507), material hopper (507) inner wall fixedly connected with gauze cloth (508), position fixedly connected with mounting panel (509) at tank body (501) inner wall position in material hopper (507) top, ultrasonic transducer (510) are installed with the form of running through at mounting panel (509) top, ultrasonic transducer (510) bottom output is circumference form fixedly connected with and shakes fork (511) together, tank body (501) top fixedly connected with keeps apart lid (512), inductive coil (513) are installed at isolation lid (512) top, inductive coil (513) are connected with ultrasonic transducer (510), keep apart lid (512) top fixedly connected with top cap (514).

2. The supercritical extraction separation apparatus of claim 1 wherein: the power supply sealing cover (6) comprises a threaded sleeve (601), the outer wall of the threaded sleeve (601) is in threaded connection with a top mounting plate (303), a bottom plate (602) is fixedly connected to the bottom of the threaded sleeve (601), an iron core (604) is fixedly connected to the top of the bottom plate (602), a power supply coil (603) is wound on the outer wall of the iron core (604), a rotating handle (605) is fixedly connected to the top of the iron core (604), the outer wall of the joint of the rotating handle (605) and the iron core (604) is rotatably connected with a rotating plate (607) through a bearing (606), a connecting wire (608) is fixedly connected to one end of the power supply coil (603), and the other end of the connecting wire (608) is connected with the controller (2) after penetrating through the rotating plate (607).

3. The supercritical extraction separation apparatus of claim 1 wherein: the heating box (7) comprises an oil tank (701), a heat insulation plate (704) is fixedly connected to the bottom of the oil tank (701), a heat exchange pipe (703) is arranged inside the oil tank (701) and is located at the top of the heat insulation plate (704), and a splicing groove (702) is formed in the top of the oil tank (701).

4. The supercritical extraction separation apparatus of claim 3 wherein: the pot body (501) outer wall both sides are fixedly connected with copper heat transfer fin (515) respectively, heat transfer fin (515) with inserting groove (702) looks adaptation each other, and the position fixedly connected with spacing ring (516) of pot body (501) outer wall position in heat transfer fin (515) below, spacing ring (516) bottom fixedly connected with sealing washer (517), and the board (302) is placed with the bottom to sealing washer (517) bottom and contact.

5. The supercritical extraction separation apparatus of claim 1 wherein: the feeding mechanism (8) comprises a booster pump (801), an input end of the booster pump (801) is fixedly connected with an exhaust tube (802), the other end of the exhaust tube (802) penetrates through the protective shell (1) and then is fixedly connected with a cooler (811), the other end of the cooler (811) is fixedly connected with a raw material gas tank (803), the raw material gas tank (803) is fixed on the side surface of the protective shell (1) through a mounting frame, the other end of the booster pump (801) is fixedly connected with an air outlet pipe (804), the top of the outer wall of the air outlet pipe (804) is fixedly connected with a feeding pipe (805), the top of the feeding pipe (805) is fixedly connected with a feeding barrel (806), the feeding barrel (806) penetrates through the top of the protective shell (1) and then is rotatably connected with a sealing top cover (808) which can be opened and closed, the side surface of the outer wall of the feeding barrel (806) is fixedly connected with a pressure stabilizing tube (808), and the pressure stabilizing tube (808) is communicated with the air outlet pipe (804), the outer wall of the air outlet pipe (804) is fixedly connected with an adaptive connecting pipe (809) at the side surface of the feeding pipe (805), and the top of the adaptive connecting pipe (809) is fixedly connected with an injection head (810).

6. The supercritical extraction separation apparatus of claim 5 wherein: the electromagnetic valves are arranged on the outer wall of the feeding pipe (805), the outer wall of the pressure stabilizing pipe (808), the outer wall of the adapting connecting pipe (809) and the outer wall of the air outlet pipe (804) which are positioned at two sides of the adapting connecting pipe (809).

7. The supercritical extraction separation apparatus of claim 6 wherein: mechanism (4) are retrieved in separation includes one-level knockout drum (401), one-level knockout drum (401) one end fixedly connected with connection return bend (402), connection return bend (402) other end is linked together with outlet duct (804), one-level knockout drum (401) top equidistance fixedly connected with one-level blast pipe (403), one-level blast pipe (403) other end is connected with gas collecting tube (404) jointly, gas collecting tube (404) other end fixedly connected with air compressor (405), recovery jar (406) is installed to air compressor (405) other end, one-level knockout drum (401) bottom fixedly connected with T-shaped pipeline connecting piece (407), T-shaped pipeline connecting piece (407) bottom fixedly connected with second grade knockout drum (408), T-shaped pipeline connecting piece (407) other end fixedly connected with second grade blast pipe (409), the second grade blast pipe (409) other end is linked together with gas collecting tube (404).

8. The supercritical extraction separation apparatus of claim 7 wherein: solenoid valves are installed on the joint of the primary separating tank (401) and the T-shaped pipeline connecting piece (407) and the outer wall of the secondary exhaust pipe (409).

9. The supercritical extraction separation apparatus of claim 7 wherein: protective housing (1) includes protective housing (101), and protective housing (101) side inner wall fixedly connected with is used for placing the cabinet (102) that draws of second grade knockout drum (408), and protective housing (101) back inner wall is provided with and is used for placing recovery cabinet (103) of recovery tank (406).