Plant extraction tank

Abstract

The utility model discloses a plant extraction leaching tank, including an extraction tank, wherein a feed hopper is provided at the upper end of the extraction tank, a sealing cover is provided at the upper end of the feed hopper, a discharge pipe is provided at the lower end of the extraction tank, a valve is provided in the discharge pipe, and a stirring mechanism is provided in the middle of the extraction tank; a heating plate is provided in the wall surface of the extraction tank, a filter screen is provided at the lower end of the heating plate, and the filter screen is connected to the inner wall of the extraction tank; the filter screen is tilted, and a slag discharge pipe is abutted at the lower end of the filter screen, and the slag discharge pipe is arranged on the side wall of the extraction tank, the slag discharge pipe is tilted, and the inclination direction of the slag discharge pipe is consistent with the inclination direction of the filter screen, and a valve is provided in the slag discharge pipe; a reflux pipe is provided on the side wall of the extraction tank, and the upper and lower ends of the reflux pipe are both connected to the extraction tank. A large amount of betulin can be efficiently extracted from birch bark to avoid the occurrence of a large amount of betulin waste.

Description

Technical Field

[0001] The utility model belongs to the field of chemical biotechnology, and in particular relates to a plant extraction leaching tank. Background Art

[0002] Birch (scientific name: Betula platyphylla Suk.) is a deciduous tree with a trunk that can reach 25 meters in height and 50 centimeters in thickness. It has white, smooth, paper-like bark that can be peeled off in layers, and you can write on the thin bark with a pencil. The leaves of birch are simple and alternate, with serrations on the edges. The flowers are unisexual, monoecious, and the male inflorescence is soft and drooping. It blooms in spring before the leaves on the tree grow out. The fruit of the birch tree is flat and small, called winged fruit, which can be easily blown away by the wind.

[0003] Birch bark contains betulin, which is also called betulin, betulin, and betulin. It is soluble in ethanol, ether, chloroform and benzene, and slightly soluble in organic solvents such as cold water and petroleum ether. Betulin has the activities of anti-inflammatory, antiviral, inhibiting protein dissolution in hair fibers, improving the gloss of damaged hair, and promoting hair growth, and can be used in industries such as food, cosmetics, and medicine. In the process of extracting betulin from birch bark, an extraction tank is needed, but the existing extraction tanks simply mix the solvent with the birch bark for extraction, resulting in low extraction efficiency and a large amount of betulin remaining in the birch bark. Utility Model Content

[0004] The utility model aims to overcome the deficiencies of the prior art and provide a plant extraction leaching tank, which can efficiently extract a large amount of betulin from birch bark and avoid the occurrence of a large amount of betulin waste.

[0005] The purpose of the utility model is achieved through the following technical solutions: a plant extraction leaching tank, comprising a mounting frame and an extraction tank, a feed hopper is provided at the upper end of the extraction tank, a sealing cover is provided at the upper end of the feed hopper, a discharge pipe is provided at the lower end of the extraction tank, a valve is provided in the discharge pipe, a stirring mechanism is provided in the middle of the extraction tank, and the stirring mechanism is rotatably connected to the extraction tank; a heating plate is provided in the wall surface of the extraction tank, a filter is provided at the lower end of the heating plate, and the filter is connected to the inner wall of the extraction tank; the filter is inclined, and a slag discharge pipe is abutted at the lower end of the filter, and the slag discharge pipe is provided on the side wall of the extraction tank, the slag discharge pipe is inclined, and the inclination direction of the slag discharge pipe is consistent with the inclination direction of the filter, and a valve is provided in the slag discharge pipe; a reflux pipe is provided on the side wall of the extraction tank, and both upper and lower ends of the reflux pipe are connected to the extraction tank.

[0006] Through the above scheme, the heating plate and the stirring mechanism are set to improve the extraction efficiency of betulin and the yield of betulin. Combined with the setting of the screen and the slag discharge pipe, it is convenient to clean the bark, and the extraction efficiency of betulin is further improved. And the setting of the reflux pipe realizes continuous extraction.

[0007] Preferably, a mounting groove is provided at the upper end of the extraction tank, the mounting groove is arranged in the extraction tank, a flip door is hinged at the notch of the mounting groove, and the flip door is rotatably connected to the extraction tank; an ultrasonic generator is provided in the mounting groove.

[0008] Through the above scheme, the setting of the ultrasonic generator assists the solvent in extracting betulin, further improving the extraction efficiency and the purity of betulin.

[0009] Preferably, the upper end of the mounting groove is inclined, and the inclination direction gradually decreases from the wall surface of the extraction tank to the middle of the extraction tank; a screen is provided at the upper end of the mounting groove, a pretreatment box is provided above the screen, the pretreatment box is connected to the extraction tank, a crushing mechanism is provided in the pretreatment box, and the crushing mechanism is rotatably connected to the pretreatment box; the feed hopper is provided at the upper end of the pretreatment box, a liquid inlet pipe is provided at the upper end of the pretreatment box, and a valve is provided in the liquid inlet pipe.

[0010] Through the above scheme, the setting of the pulverizing mechanism makes it easy to pulverize the birch bark into particles with smaller sizes, thereby increasing the contact area between the birch bark and the solvent and improving the extraction efficiency.

[0011] Preferably, the pulverizing mechanism comprises a pulverizing motor, the pulverizing motor is connected to the top surface of the pretreatment box, the output end of the pulverizing motor is connected to a rotating shaft, the rotating shaft is rotatably connected to the middle part of the screen, and a plurality of pulverizing blades are arranged on the rotating shaft.

[0012] Through the above solution, the crushing motor drives the crushing blade to rotate at a high speed, thereby achieving the purpose of crushing the birch bark.

[0013] Preferably, a connecting groove is provided at the upper end of the extraction tank, a thread is provided in the connecting groove, a matching connecting ring is threadedly connected to the connecting groove, and the upper end of the connecting ring is connected to the bottom surface of the pretreatment box.

[0014] Through the above solution, the extraction tank and the pretreatment tank are connected through the connection ring and the connection groove, which facilitates the disassembly and connection of the extraction tank and the pretreatment tank.

[0015] Preferably, a temperature sensor is provided in the extraction tank, the temperature sensor is connected to a controller via electrical signals, the controller is connected to the outer wall of the extraction tank, and the controller is connected to the stirring mechanism, crushing mechanism, ultrasonic generator, heating plate and valve via electrical signals.

[0016] Through the above scheme, the setting of the temperature sensor facilitates real-time monitoring of the temperature in the extraction tank, so that the temperature in the extraction tank is within an appropriate range, thereby ensuring the extraction efficiency and purity of betulin.

[0017] Preferably, the stirring mechanism comprises a stirring motor, the stirring motor is connected to the bottom surface of the extraction tank, the output end of the stirring motor is connected to a stirring shaft, and the stirring shaft is provided with a plurality of stirring blades.

[0018] Through the above scheme, the stirring motor drives the stirring blade to rotate, so that the bark and the solvent are mixed evenly, which promotes the rapid completion of the extraction.

[0019] The beneficial effects of the utility model are as follows: the arrangement of the stirring mechanism, the heating plate and the ultrasonic generator in the extraction tank allows the extraction process to proceed quickly, improves the extraction efficiency and the yield and purity of betulin. Combined with the arrangement of the crushing mechanism, the extraction efficiency of betulin is further improved, and the arrangement of the filter screen and the slag discharge pipe facilitates the cleaning of bark residues. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 It is a structural schematic diagram of the extraction tank;

[0022] Figure 3 It is a structural schematic diagram of the pretreatment box;

[0023] Figure 4 It is a schematic diagram of the structure of the crushing blade;

[0024] In the figure, 1-mounting frame, 2-extraction tank, 3-pretreatment box, 4-feed hopper, 5-crushing mechanism, 501-crushing motor, 502-rotating shaft, 503-crushing blade, 6-stirring mechanism, 601-stirring motor, 602-stirring shaft, 603-stirring blade, 7-discharging pipe, 8-controller, 9-slag discharge pipe, 10-reflux pipe, 11-heating plate, 12-mounting groove, 13-ultrasonic generator, 14-filter, 15-screen, 16-temperature sensor, 17-connecting groove, 18-connecting ring. DETAILED DESCRIPTION

[0025] The technical solution of the present utility model is further described in detail below in conjunction with the accompanying drawings, but the protection scope of the present utility model is not limited to the following.

[0026] Example 1

[0027] like Figure 1-Figure 4 As shown, a plant extraction tank comprises a mounting frame 1 and an extraction tank 2, wherein a feed hopper 4 is provided at the upper end of the extraction tank 2, a sealing cover is provided at the upper end of the feed hopper 4, a discharge pipe 7 is provided at the lower end of the extraction tank 2, a valve is provided in the discharge pipe 7, a stirring mechanism 6 is provided in the middle of the extraction tank 2, the stirring mechanism 6 is vertically arranged, and the stirring mechanism 6 is rotatably connected to the extraction tank 2; a heating plate 11 is provided in the wall surface of the extraction tank 2, and a There is a filter screen 14, which is connected to the inner wall of the extraction tank 2; the filter screen 14 is arranged obliquely, and the lower end of the filter screen 14 is abutted against a slag discharge pipe 9, and the slag discharge pipe 9 is arranged on the side wall of the extraction tank 2. The slag discharge pipe 9 is arranged obliquely, and the inclination direction of the slag discharge pipe 9 is consistent with the inclination direction of the filter screen 14, and a valve is arranged in the slag discharge pipe 9; the side wall of the extraction tank 2 is provided with a reflux pipe 10, and the upper and lower ends of the reflux pipe 10 are connected to the extraction tank 2.

[0028] The stirring mechanism 6 includes a stirring motor 601, which is connected to the bottom surface of the extraction tank 2. The output end of the stirring motor 601 is connected to a stirring shaft 602. The upper end of the stirring shaft 602 passes through the bottom surface of the extraction tank 2 and is connected to a plurality of stirring blades 603.

[0029] During specific implementation, birch bark and solvent are added to the extraction tank 2 through the feed hopper 4, and the stirring motor 601 is started. The stirring motor 601 drives the stirring shaft 602 to rotate, and the stirring shaft 602 drives the stirring blade 603 to mix the birch bark and the solvent evenly, thereby improving the extraction efficiency. During the extraction process, the heating plate 11 is used for heating to improve the dissolution rate of betulin, further improving the extraction efficiency. During the heating process, the solvent evaporates and then refluxes for continuous extraction. After the extraction is completed, the valve on the slag discharge pipe 9 is opened so that the extracted bark is discharged from the slag discharge pipe 9. During the discharge process, water can be added to the extraction tank 2 so that the water flow drives the pigskin to be discharged from the slag discharge pipe 9 under the action of gravity.

[0030] Example 2

[0031] On the basis of Example 1, the top surface of the extraction tank 2 is provided with a mounting groove 12, the mounting groove 12 is arranged in the extraction tank 2, the notch of the mounting groove 12 is hinged with a flip door, and the flip door is rotatably connected to the extraction tank 2; a WH-T1 ultrasonic generator 13 is arranged in the mounting groove 12. The upper end of the mounting groove 12 is inclined, and the inclination direction gradually decreases from the wall surface of the extraction tank 2 to the middle of the extraction tank 2; a screen 15 is arranged at the upper end of the mounting groove 12, the edge of the screen 15 is stuck in the slot, the slot is arranged at the upper end of the extraction tank 2, a pretreatment box 3 is arranged above the screen 15, the pretreatment box 3 is connected to the extraction tank 2, a crushing mechanism 5 is arranged in the pretreatment box 3, and the crushing mechanism 5 is rotatably connected to the pretreatment box 3; the upper end of the pretreatment box 3 is provided with the feed hopper 4, the upper end of the pretreatment box 3 is provided with a liquid inlet pipe, and a valve is arranged in the liquid inlet pipe. The pulverizing mechanism 5 includes a pulverizing motor 501, which is connected to the top surface of the pretreatment box 3. The output end of the pulverizing motor 501 is connected to a rotating shaft 502. The lower end of the rotating shaft 502 passes through the top surface of the pretreatment box 3 and is rotatably connected to the middle part of the screen 15. A plurality of pulverizing blades 503 are arranged on the rotating shaft 502. A connecting groove 17 is arranged at the upper end of the extraction tank 2. A thread is arranged in the connecting groove 17. The connecting groove 17 is screwed with an adaptable connecting ring 18. The upper end of the connecting ring 18 is connected to the bottom surface of the pretreatment box 3. A KSD-01F / JUC-31F temperature sensor 16 is arranged in the extraction tank 2. The temperature sensor 16 is connected to a controller 8 through a signal converter. The controller 8 is connected to the outer wall of the extraction tank 2. The controller 8 is connected to the stirring motor 601, the pulverizing motor 501, the ultrasonic generator 13, the heating plate 11 and the valve through electrical signals.

[0032] In specific implementation, before extraction, bark is added to the pretreatment box 3 through the hopper, and the crushing motor 501 is started at the same time, so that the crushing motor 501 drives the crushing blade 503 to tear the bark into pieces, which is convenient for quickly extracting betulin in the bark. During the extraction process, the ultrasonic generator 13 is started to effectively improve the yield and purity of betulin. During the extraction process, the temperature in the extraction tank 2 is monitored by the temperature sensor 16, and then the working state of each component is controlled according to the controller 8 to ensure that the extraction work is carried out efficiently and smoothly.

[0033] The above is only a preferred embodiment of the utility model. It should be understood that the utility model is not limited to the form disclosed herein, and should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the concept described herein through the above teachings or the technology or knowledge of the relevant field. The changes and modifications made by those skilled in the art do not deviate from the spirit and scope of the utility model, and should be within the scope of protection of the claims attached to the utility model.

Claims

1. A plant extraction tank, comprising a mounting frame (1) and an extraction tank (2), wherein a feed hopper (4) is provided at the upper end of the extraction tank (2), a sealing cover is provided at the upper end of the feed hopper (4), a discharge pipe (7) is provided at the lower end of the extraction tank (2), a valve is provided in the discharge pipe (7), a stirring mechanism (6) is provided in the middle of the extraction tank (2), and the stirring mechanism (6) is rotatably connected to the extraction tank (2); characterized in that: A heating plate (11) is provided inside the wall surface of the extraction tank (2), a filter screen (14) is provided at the lower end of the heating plate (11), and the filter screen (14) is connected to the inner wall of the extraction tank (2); the filter screen (14) is arranged at an angle, and a slag discharge pipe (9) is abutted at the lower end of the filter screen (14), and the slag discharge pipe (9) is arranged on the side wall of the extraction tank (2), the slag discharge pipe (9) is arranged at an angle, and the inclination direction of the slag discharge pipe (9) is consistent with the inclination direction of the filter screen (14), and a valve is provided inside the slag discharge pipe (9); a reflux pipe (10) is provided on the side wall of the extraction tank (2), and the upper and lower ends of the reflux pipe (10) are both connected to the extraction tank (2).

2. A plant extraction tank according to claim 1, characterized in that: The upper end of the extraction tank (2) is provided with a mounting groove (12), the mounting groove (12) is arranged in the extraction tank (2), the notch of the mounting groove (12) is hinged with a flip door, and the flip door is rotatably connected to the extraction tank (2); an ultrasonic generator (13) is arranged in the mounting groove (12).

3. A plant extraction leaching tank according to claim 2, characterized in that: The upper end of the mounting groove (12) is arranged to be inclined, and the inclination direction gradually decreases from the wall surface of the extraction tank (2) to the middle of the extraction tank (2); a screen (15) is provided at the upper end of the mounting groove (12), a pretreatment box (3) is provided above the screen (15), the pretreatment box (3) is connected to the extraction tank (2), a crushing mechanism (5) is provided in the pretreatment box (3), and the crushing mechanism (5) is rotatably connected to the pretreatment box (3); the upper end of the pretreatment box (3) is provided with the feed hopper (4), the upper end of the pretreatment box (3) is provided with a liquid inlet pipe, and a valve is provided in the liquid inlet pipe.

4. A plant extraction tank according to claim 3, characterized in that: The pulverizing mechanism (5) comprises a pulverizing motor (501), the pulverizing motor (501) is connected to the top surface of the pre-treatment box (3), the output end of the pulverizing motor (501) is connected to a rotating shaft (502), the rotating shaft (502) is rotatably connected to the middle part of the screen (15), and a plurality of pulverizing blades (503) are arranged on the rotating shaft (502).

5. A plant extraction leaching tank according to claim 3, characterized in that: The upper end of the extraction tank (2) is provided with a connection groove (17), a thread is provided in the connection groove (17), a matching connection ring (18) is screwed to the connection groove (17), and the upper end of the connection ring (18) is connected to the bottom surface of the pretreatment box (3).

6. A plant extraction leaching tank according to claim 5, characterized in that: The extraction tank (2) is provided with a temperature sensor (16), the temperature sensor (16) is connected to a controller (8) via an electrical signal, the controller (8) is connected to the outer wall of the extraction tank (2), and the controller (8) is connected to the stirring mechanism (6), the crushing mechanism (5), the ultrasonic generator (13), the heating plate (11) and the valve via an electrical signal.

7. A plant extraction leaching tank according to claim 6, characterized in that: The stirring mechanism (6) comprises a stirring motor (601), the stirring motor (601) is connected to the bottom surface of the extraction tank (2), the output end of the stirring motor (601) is connected to a stirring shaft (602), and the stirring shaft (602) is provided with a plurality of stirring blades (603).

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