Percolation extraction device for plant extraction

Abstract

The utility model relates to the technical field of plant extraction, in particular to a percolation extraction device for plant extraction, which comprises a percolation extraction tank, stirring blades are rotatably connected to the surface of a cover plate, a driving motor is mounted on the surface of the cover plate, and a liquid discharge pipe is fixed at the bottom of the percolation extraction tank. A heating mechanism is arranged on the outer side of the percolation extraction tank, the heating mechanism is composed of a heating outer tank, a heating assembly and an air guide pipe frame, a material pressing mechanism is arranged on the surface of the cover plate, a material pressing component and a pressing net are arranged in the material pressing mechanism, and a material taking mechanism is arranged in the percolation extraction tank. The material taking mechanism is composed of a filter cylinder and a material taking component. According to the percolation extraction device, plants are in full contact with a solution, so that the percolation extraction effect of the plants is improved when the percolation extraction device is used, the functionality of the percolation extraction device is higher when the percolation extraction device is used, and the convenience degree of the percolation extraction device when the plants are taken out is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of plant extraction, in particular to a soaking and extraction device for plant extraction. Background Art

[0002] Plant immersion extraction is a plant extraction method in which an immersion solvent is continuously added to the plant to make it penetrate the plant and the extract flows out from the lower outlet. During plant immersion extraction, the solvent penetrates into the plant cells to dissolve a large amount of soluble substances, and then the concentration increases, the density increases and moves downward.

[0003] When the infusion solution comes into contact with the plants, some plants tend to float on the surface of the infusion solution and are not easy to fully contact with the infusion solution, which can easily affect the infusion extraction effect; some plants will be heated in order to speed up the extraction speed, but the general infusion extraction device is not easy to heat the solution, which reduces the functionality of the infusion extraction device when used; the plants are generally intercepted and filtered through a filter inside the infusion extraction device, but the filter is generally directly fixed inside the infusion extraction device, and it is not easy to remove the plants on the surface of the filter, which reduces the convenience of removing the plants from the infusion extraction device. Utility Model Content

[0004] The utility model aims to provide a plant extraction device for immersion extraction, so as to solve the problems in the above-mentioned background technology that the immersion extraction device is easy to affect the immersion extraction effect when used, has low functionality, and is inconvenient when taking out plants.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an immersion extraction device for plant extraction, comprising an immersion extraction tank, a surface cover of the immersion extraction tank is provided with a cover plate, a surface of the immersion extraction tank is installed with a control panel, a surface of the cover plate is rotatably connected with a stirring blade, the structure of the stirring blade is an inverted T-shaped structure, a driving motor is installed on the surface of the cover plate, an input end of the driving motor is electrically connected to an output end of the control panel, a rotating shaft is fixed to the output end of the driving motor through a coupling, one end of the rotating shaft passes through the cover plate and is fixedly connected to one end of the stirring blade, a drain pipe is fixed to the bottom of the immersion extraction tank, a valve is installed on the surface of the drain pipe, a heating mechanism is arranged on the outside of the immersion extraction tank, the heating mechanism is composed of a heating outer tank, a heating component and an air guide tube frame, a material pressing mechanism is arranged on the surface of the cover plate, the interior of the material pressing mechanism includes a material pressing component and a pressing net, a material taking mechanism is arranged inside the immersion extraction tank, and the material taking mechanism is composed of a filter cartridge and a material taking member.

[0006] Preferably, a heating outer tank is sleeved on the outer side of the leaching and extraction tank, an air guide pipe frame is fixed to the inner wall of the heating outer tank via a support frame, and a heating component is arranged on the surface of the heating outer tank.

[0007] Preferably, a heating frame, a heating wire, a temperature monitor and a blower are provided inside the heating component; a heating frame is provided on the surface of the heating outer tank; the heating frame and the heating outer tank are detachably connected by screws; a heating wire is installed inside the heating outer tank; an input end of the heating wire is electrically connected to an output end of a control panel; a temperature monitor is installed inside the heating outer tank; and an input end of the temperature monitor is electrically connected to an output end of the control panel.

[0008] Preferably, a blower is installed on the surface of the heating outer tank, the input end of the blower is electrically connected to the output end of the control panel, one end of the blower extends to the interior of the heating frame, and the other end of the blower passes through the heating outer tank and is connected to the air guide pipe frame.

[0009] Preferably, a pressing net is provided inside the leaching and extraction tank, the pressing net is sleeved on the outside of the stirring blade, and a material pressing component is provided on the surface of the cover plate.

[0010] Preferably, the pressing component is composed of a connecting frame, a sleeve and a locking bolt, and a connecting frame is slidably provided on the surface of the cover plate. The structure of the connecting frame is a U-shaped structure, and the two ends of the connecting frame are respectively fixedly connected to the two ends of the pressing net.

[0011] Preferably, a sleeve is fixed to the surface of the cover plate, the sleeve and the connecting frame are slidably matched with each other, a locking bolt is threadedly connected to one side of the sleeve, and one end of the locking bolt passes through the sleeve and is squeezed and fastened to the surface of the connecting frame.

[0012] Preferably, a filter cartridge is placed inside the leaching and extraction tank, the filter cartridge is located outside the pressing net, the surface of the filter cartridge is tightly fitted with the surface of the cover plate, and a material taking component is provided on the surface of the leaching and extraction tank and the driving motor.

[0013] Preferably, the interior of the material taking component includes a fixing ring, a positioning column, a positioning hole and a fastening stud, the surface of the cover plate is circumferentially threaded with the fastening stud, one end of the fastening stud passes through the cover plate and is threadedly fastened to the surface of the leaching extraction tank.

[0014] Preferably, a fixing ring is fixed to the inner wall of the leaching extraction tank, the surface of the fixing ring is tightly fitted with the surface of the filter cartridge, the surface of the fixing ring is provided with positioning holes, the surface of the filter cartridge is fixed with positioning columns, and the positioning columns and the positioning holes are plugged into and matched with each other.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the plant extraction device for plant extraction not only allows the plant to be fully in contact with the solution, thereby improving the plant extraction effect when the plant extraction device is used, making the plant extraction device more functional when used, but also improves the convenience of taking out the plant from the plant extraction device;

[0016] 1. By providing a pressing mechanism, some plants tend to float on the surface of the solution during immersion extraction. At this time, the locking bolt can be loosened, and then the connecting frame can be pressed to make the connecting frame slide downward along the sleeve, driving the pressing net to move synchronously, so that the pressing net is immersed in the solution. At this time, the pressing net will block the plants, so that the plants are all located inside the solution and fully contact with the solution. Then, the locking bolt is tightened to fix the connecting frame, so as to realize the pressing function of the immersion extraction device on the plants, so that the plants are fully contacted with the solution, thereby improving the immersion extraction effect of the plants when the immersion extraction device is used;

[0017] 2. By providing a heating mechanism, if the mixed liquid inside the immersion extraction tank needs to be heated, the control panel can be operated to control the electric heating wire, the temperature monitor and the blower to work. The inside of the heating frame can be heated under the action of the electric heating wire, and the temperature can be monitored under the action of the temperature monitor. Then, under the action of the blower, the hot air is guided to the inside of the air guide pipe frame and discharged through the air guide pipe frame to heat the immersion extraction tank, so as to realize the heating function of the immersion extraction device, thereby making the immersion extraction device more functional when used;

[0018] 3. By providing a material taking mechanism, the filter cartridge is placed inside the immersion extraction tank, the positioning column is inserted into the positioning hole, the filter cartridge is positioned, and then the plant to be immersion extracted is placed inside the filter cartridge, and then the immersion liquid is poured in, and then the cover plate is covered to the surface of the immersion extraction tank. At this time, the cover plate presses the filter cartridge, and then the fastening studs are rotated to fix the cover plate and the immersion extraction tank, thereby fixing the filter cartridge. After the plant immersion extraction is completed, the cover plate can be removed by loosening the fastening studs, and then the filter cartridge can be taken out, and the plant inside the filter cartridge can be directly taken out, so as to realize the function of the immersion extraction device to facilitate the removal of plants, thereby improving the convenience of the immersion extraction device when taking out plants. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the three-dimensional appearance structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0021] Figure 3 It is an enlarged structural diagram of the material taking mechanism of the utility model;

[0022] Figure 4It is an enlarged structural schematic diagram of the material pressing mechanism of the utility model.

[0023] In the figure: 1. leaching extraction tank; 101. cover plate; 102. drive motor; 103. control panel; 104. stirring blade; 105. drain pipe; 2. heating mechanism; 201. heating outer tank; 202. heating component; 2021. heating frame; 2022. heating wire; 2023. temperature monitor; 2024. blower; 203. air guide tube rack; 3. pressing mechanism; 301. pressing component; 3011. connecting frame; 3012. sleeve; 3013. locking bolt; 302. pressing net; 4. taking mechanism; 401. filter cartridge; 402. taking component; 4021. fixing ring; 4022. positioning column; 4023. positioning hole; 4024. fastening stud. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. In addition, the terms "first", "second", "third", "upper, lower, left, right", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. At the same time, in the description of the present invention, unless otherwise clearly specified and limited, the terms "connected" and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium. Based on the embodiments in the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0025] The utility model provides a plant extraction device with a structure as follows Figure 1 and Figure 2As shown, it includes an immersion extraction tank 1, the surface of the immersion extraction tank 1 is covered with a cover plate 101, and a control panel 103 is installed on the surface of the immersion extraction tank 1. A lithium battery and a processor are embedded in the control panel 103. The processor includes an amplifier tube, a protection resistor Rm, a filter, an A / D converter and a single-chip microcomputer. The sensor and the protection resistor Rm are connected in parallel to the amplifier tube and then connected in series with the filter. The signal is converted by the A / D converter and sent to the single-chip microcomputer. The display screen receives the processing signal sent by the single-chip microcomputer. The surface of the cover plate 101 rotates A stirring blade 104 is connected, and the structure of the stirring blade 104 is an inverted T-shaped structure. A driving motor 102 is installed on the surface of the cover plate 101. The model of the driving motor 102 can be selected from the JO series. The input end of the driving motor 102 is electrically connected to the output end of the control panel 103. The output end of the driving motor 102 is fixed with a rotating shaft through a coupling. One end of the rotating shaft passes through the cover plate 101 and is fixedly connected to one end of the stirring blade 104. A drain pipe 105 is fixed to the bottom of the leaching extraction tank 1, and a valve is installed on the surface of the drain pipe 105.

[0026] When in use, after the cover plate 101 is fixed on the surface of the leaching and extraction tank 1, the control panel 103 can be operated to control the driving motor 102 to work. Under the action of the driving motor 102, the solution and the plant are mixed and stirred. After stirring, the mixed solution is allowed to stand still, so that the solution penetrates into the cells of the plant to dissolve a large amount of soluble substances, and the concentration and density increase and move downward. Then, the valve on the surface of the drain pipe 105 can be opened to discharge the leaching and extraction, so as to realize the leaching and extraction function of the leaching and extraction device on the plant.

[0027] Furthermore, if Figure 2As shown, a heating mechanism 2 is arranged on the outside of the leaching and extraction tank 1, and the heating mechanism 2 is composed of a heating outer tank 201, a heating component 202 and an air guide tube frame 203. The outer side of the leaching and extraction tank 1 is sleeved with a heating outer tank 201, and the inner wall of the heating outer tank 201 is fixed with an air guide tube frame 203 through a support frame. The surface of the heating outer tank 201 is provided with a heating component 202, and the interior of the heating component 202 is provided with a heating frame 2021, a heating wire 2022, a temperature monitor 2023 and a blower 2024. The surface of the heating outer tank 201 is provided with a heating frame 2021, and the heating frame 2021 is detachably connected to the heating outer tank 201 by screws. The interior of the heating outer tank 201 is installed with a heating wire 2022, and the heating wire 202 2 can be selected from the CY series, the input end of the heating wire 2022 is electrically connected to the output end of the control panel 103, a temperature monitor 2023 is installed inside the heating outer tank 201, and the model of the temperature monitor 2023 can be selected from the SDN series, the input end of the temperature monitor 2023 is electrically connected to the output end of the control panel 103, a blower 2024 is installed on the surface of the heating outer tank 201, and the model of the blower 2024 can be selected from the VFC series, the input end of the blower 2024 is electrically connected to the output end of the control panel 103, one end of the blower 2024 extends to the interior of the heating frame 2021, and the other end of the blower 2024 passes through the heating outer tank 201 and is connected to the air guide pipe frame 203.

[0028] During use, if it is necessary to heat the mixed liquid inside the immersion extraction tank 1, the control panel 103 can be operated to control the heating wire 2022, the temperature monitor 2023 and the blower 2024 to work. Under the action of the heating wire 2022, the inside of the heating frame 2021 can be heated, and the temperature can be monitored under the action of the temperature monitor 2023. Subsequently, under the action of the blower 2024, the hot air is guided to the inside of the air guide pipe rack 203 and discharged through the air guide pipe rack 203 to heat the immersion extraction tank 1, so as to realize the heating function of the immersion extraction device.

[0029] Furthermore, if Figure 2 and Figure 4As shown, a pressing mechanism 3 is provided on the surface of the cover plate 101, and the interior of the pressing mechanism 3 includes a pressing component 301 and a pressing net 302. The interior of the leaching extraction tank 1 is provided with a pressing net 302, and the pressing net 302 is sleeved on the outside of the stirring blade 104. A pressing component 301 is provided on the surface of the cover plate 101, and the pressing component 301 consists of a connecting frame 3011, a sleeve 3012 and a locking bolt 3013. A connecting frame 3011 is slidably provided on the surface of the cover plate 101, and the structure of the connecting frame 3011 is a U-shaped structure. The two ends of the connecting frame 3011 are respectively fixedly connected to the two ends of the pressing net 302. The surface of the cover plate 101 is fixed with a sleeve 3012, and the sleeve 3012 and the connecting frame 3011 are slidably matched with each other. A locking bolt 3013 is threadedly connected to one side of the sleeve 3012, and one end of the locking bolt 3013 passes through the sleeve 3012 and is pressed and fastened to the surface of the connecting frame 3011.

[0030] When in use, some plants tend to float on the surface of the solution during immersion extraction. At this time, the locking bolt 3013 can be loosened, and then the connecting frame 3011 can be pressed to make the connecting frame 3011 slide downward along the sleeve 3012, driving the pressing net 302 to move synchronously and immerse the pressing net 302 in the solution. At this time, the pressing net 302 will block the plants so that all the plants are located inside the solution and in full contact with the solution. Then, the locking bolt 3013 is tightened to fix the connecting frame 3011 to realize the pressing function of the immersion extraction device on the plants.

[0031] Furthermore, if Figure 3 As shown, the leaching and extraction tank 1 is provided with a material taking mechanism 4, which is composed of a filter cartridge 401 and a material taking member 402. The filter cartridge 401 is placed inside the leaching and extraction tank 1, and the filter cartridge 401 is located outside the pressing net 302. The surface of the filter cartridge 401 is tightly fitted with the surface of the cover plate 101. The leaching and extraction tank 1 and the surface of the driving motor 102 are provided with a material taking member 402. The interior of the material taking member 402 includes a fixing ring 4021, a positioning column 4022, a positioning hole 4023 and a fastening stud 4024. 24. The surface of the cover plate 101 is connected with a fastening stud 4024 along the circumferential thread. One end of the fastening stud 4024 penetrates the cover plate 101 and is fastened with the surface of the leaching and extraction tank 1 by thread. A fixing ring 4021 is fixed to the inner wall of the leaching and extraction tank 1. The surface of the fixing ring 4021 is tightly fitted with the surface of the filter cartridge 401. Positioning holes 4023 are opened on the surface of the fixing ring 4021. Positioning columns 4022 are fixed on the surface of the filter cartridge 401. The positioning columns 4022 and the positioning holes 4023 are plugged into each other.

[0032] When in use, the filter cartridge 401 is placed inside the immersion extraction tank 1, the positioning column 4022 is inserted into the positioning hole 4023, the filter cartridge 401 is positioned, and then the plant to be immersion extracted is placed inside the filter cartridge 401, and then the immersion liquid is poured in, and then the cover plate 101 is covered to the surface of the immersion extraction tank 1. At this time, the cover plate 101 presses the filter cartridge 401, and then the fastening studs 4024 are rotated to fix the cover plate 101 and the immersion extraction tank 1, thereby fixing the filter cartridge 401. After the plant immersion extraction is completed, the cover plate 101 can be removed by loosening the fastening studs 4024, and then the filter cartridge 401 can be taken out, and the plants inside the filter cartridge 401 can be directly taken out, so as to realize the function of the immersion extraction device to facilitate the removal of plants.

[0033] Working principle: When in use, first place the filter cartridge 401 into the interior of the immersion extraction tank 1, insert the positioning column 4022 into the positioning hole 4023, position the filter cartridge 401, then place the plant to be immerged and extracted into the interior of the filter cartridge 401, pour the immersion liquid, and then cover the surface of the immersion extraction tank 1 with the cover plate 101. At this time, the cover plate 101 presses the filter cartridge 401, and then rotates the fastening studs 4024 to fix the cover plate 101 and the immersion extraction tank 1, thereby fixing the filter cartridge 401. After the plant immersion extraction is completed, the cover plate 101 can be removed by loosening the fastening studs 4024, and then the filter cartridge 401 can be taken out, and the plant inside the filter cartridge 401 can be directly taken out, so as to realize the function of the immersion extraction device to facilitate the removal of plants, thereby improving the convenience of the immersion extraction device when taking out plants.

[0034] After the cover plate 101 is fixed on the surface of the leaching and extraction tank 1, the control panel 103 can be operated to control the driving motor 102 to work. Under the action of the driving motor 102, the solution and the plant are mixed and stirred. After stirring, the mixed solution is allowed to stand still, so that the solution penetrates into the cells of the plant to dissolve a large amount of soluble substances, and the concentration and density increase and move downward. Then, the valve on the surface of the drain pipe 105 can be opened to discharge the leaching and extraction, so as to realize the leaching and extraction function of the leaching and extraction device on the plant.

[0035] During the immersion extraction, some plants tend to float on the surface of the solution. At this time, the locking bolt 3013 can be loosened, and then the connecting frame 3011 can be pressed to make the connecting frame 3011 slide downward along the sleeve 3012, driving the pressing net 302 to move synchronously, so that the pressing net 302 is immersed in the solution. At this time, the pressing net 302 will block the plants so that all the plants are located inside the solution and are in full contact with the solution. Then, the locking bolt 3013 is tightened to fix the connecting frame 3011 to realize the pressing function of the immersion extraction device on the plants, so that the plants are in full contact with the solution, thereby improving the immersion extraction effect of the plants when the immersion extraction device is used.

[0036] If it is necessary to heat the mixed liquid inside the leaching and extraction tank 1, the control panel 103 can be operated to control the electric heating wire 2022, the temperature monitor 2023 and the blower 2024 to work. Under the action of the electric heating wire 2022, the inside of the heating frame 2021 can be heated, and the temperature can be monitored under the action of the temperature monitor 2023. Subsequently, under the action of the blower 2024, the hot air is guided to the inside of the air guide pipe rack 203 and discharged through the air guide pipe rack 203 to heat the leaching and extraction tank 1, so as to realize the heating function of the leaching and extraction device, thereby making the leaching and extraction device more functional when in use, and finally completing the use of the leaching and extraction device.

[0037] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A soaking extraction device for plant extraction, comprising a soaking extraction tank (1), characterized in that: The surface of the leaching and extraction tank (1) is covered with a cover plate (101), a control panel (103) is installed on the surface of the leaching and extraction tank (1), a stirring blade (104) is rotatably connected to the surface of the cover plate (101), and the structure of the stirring blade (104) is an inverted T-shaped structure, a driving motor (102) is installed on the surface of the cover plate (101), an input end of the driving motor (102) is electrically connected to an output end of the control panel (103), and a rotating shaft is fixed to the output end of the driving motor (102) via a coupling, and one end of the rotating shaft passes through the cover plate (101) and is fixedly connected to one end of the stirring blade (104). A drain pipe (105) is fixed at the bottom of the leaching and extraction tank (1), and a valve is installed on the surface of the drain pipe (105). A heating mechanism (2) is arranged on the outside of the leaching and extraction tank (1), and the heating mechanism (2) is composed of a heating outer tank (201), a heating component (202) and an air guide tube frame (203). A material pressing mechanism (3) is arranged on the surface of the cover plate (101), and the interior of the material pressing mechanism (3) includes a material pressing component (301) and a pressing net (302). A material taking mechanism (4) is arranged inside the leaching and extraction tank (1), and the material taking mechanism (4) is composed of a filter cartridge (401) and a material taking component (402).

2. The immersion extraction device for plant extraction according to claim 1, characterized in that: The outer side of the leaching and extraction tank (1) is covered with a heating outer tank (201), the inner wall of the heating outer tank (201) is fixed with an air guide pipe frame (203) via a support frame, and the surface of the heating outer tank (201) is provided with a heating component (202).

3. The immersion extraction device for plant extraction according to claim 2, characterized in that: The interior of the heating component (202) is provided with a heating frame (2021), a heating wire (2022), a temperature monitor (2023) and a blower (2024); the surface of the heating outer tank (201) is provided with a heating frame (2021); the heating frame (2021) and the heating outer tank (201) are detachably connected by screws; the interior of the heating outer tank (201) is provided with a heating wire (2022); the input end of the heating wire (2022) is electrically connected to the output end of the control panel (103); the interior of the heating outer tank (201) is provided with a temperature monitor (2023); the input end of the temperature monitor (2023) is electrically connected to the output end of the control panel (103).

4. The immersion extraction device for plant extraction according to claim 3, characterized in that: A blower (2024) is installed on the surface of the heating outer tank (201); an input end of the blower (2024) is electrically connected to an output end of the control panel (103); one end of the blower (2024) extends to the interior of the heating frame (2021); and the other end of the blower (2024) passes through the heating outer tank (201) and is connected to the air guide pipe frame (203).

5. The immersion extraction device for plant extraction according to claim 1, characterized in that: A pressing net (302) is arranged inside the leaching and extraction tank (1), and the pressing net (302) is sleeved on the outside of the stirring blade (104). A material pressing component (301) is arranged on the surface of the cover plate (101).

6. The immersion extraction device for plant extraction according to claim 5, characterized in that: The pressing component (301) is composed of a connecting frame (3011), a sleeve (3012) and a locking bolt (3013); the surface of the cover plate (101) is slidably provided with a connecting frame (3011); the structure of the connecting frame (3011) is a U-shaped structure; the two ends of the connecting frame (3011) are respectively fixedly connected to the two ends of the pressing net (302).

7. The immersion extraction device for plant extraction according to claim 6, characterized in that: A sleeve (3012) is fixed on the surface of the cover plate (101), and the sleeve (3012) and the connecting frame (3011) are slidably matched with each other. A locking bolt (3013) is threadedly connected to one side of the sleeve (3012), and one end of the locking bolt (3013) passes through the sleeve (3012) and is pressed and fastened to the surface of the connecting frame (3011).

8. The immersion extraction device for plant extraction according to claim 1, characterized in that: A filter cartridge (401) is placed inside the leaching and extraction tank (1), and the filter cartridge (401) is located outside the pressing net (302). The surface of the filter cartridge (401) is tightly fitted with the surface of the cover plate (101). A material taking component (402) is provided on the surface of the leaching and extraction tank (1) and the driving motor (102).

9. The immersion extraction device for plant extraction according to claim 8, characterized in that: The interior of the material taking component (402) includes a fixing ring (4021), a positioning column (4022), a positioning hole (4023) and a fastening stud (4024); the surface of the cover plate (101) is circumferentially threadedly connected with the fastening stud (4024); one end of the fastening stud (4024) passes through the cover plate (101) and is threadedly fastened to the surface of the leaching extraction tank (1).

10. The immersion extraction device for plant extraction according to claim 9, characterized in that: A fixing ring (4021) is fixed to the inner wall of the leaching extraction tank (1), the surface of the fixing ring (4021) is in close contact with the surface of the filter cartridge (401), the surface of the fixing ring (4021) is provided with positioning holes (4023), the surface of the filter cartridge (401) is fixed with positioning posts (4022), and the positioning posts (4022) and the positioning holes (4023) are plugged into and matched with each other.

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