Traditional Chinese medicine extraction tank

Abstract

The utility model relates to the technical field of traditional Chinese medicine extraction, and discloses a traditional Chinese medicine extraction tank which comprises a heat preservation outer tank and a traditional Chinese medicine extraction inner tank arranged in the heat preservation outer tank, the top of the traditional Chinese medicine extraction inner tank is of an opening structure, supporting legs are fixedly installed at the bottom of the heat preservation outer tank, and a motor frame is fixedly installed at the top of the heat preservation outer tank; a motor is fixedly mounted on the motor frame, a stirring shaft is fixedly mounted at the output shaft end of the motor, the bottom end of the stirring shaft extends into the traditional Chinese medicine extraction inner tank, a plurality of uniformly distributed stirring blades are fixedly mounted on the stirring shaft, scattering blades are fixedly mounted on the stirring blades, and the scattering blades are perpendicular to the stirring blades; an annular positioning seat is fixedly installed on the inner side wall of the heat preservation outer tank, and a guide groove is formed in the inner ring wall of the annular positioning seat. The device has the following advantages and effects that crushed traditional Chinese medicine materials and an extraction solvent can be mixed more uniformly, heating is more comprehensive and uniform, and the extraction efficiency is effectively improved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of traditional Chinese medicine extraction, and particularly relates to a traditional Chinese medicine extraction tank. BACKGROUND

[0002] At present, a solvent extraction method is a commonly used traditional Chinese medicine extraction method, and the principle is mainly to use the solubility difference of solutes in different solvents and the difference between intermolecular forces to transfer effective components in traditional Chinese medicine from medicinal materials to extraction solvents. In the traditional Chinese medicine extraction process, when the extraction solvent contacts with the crushed medicinal materials, the extraction solvent first penetrates into the inside of cells of the medicinal materials. Since the solute concentration in the cells is relatively high, and the solute concentration in the solvent outside the cells is relatively low, under the action of the concentration difference, the solute will diffuse outward from the inside of the cells until the solute concentration in and outside the cells reaches balance. In order to improve the extraction efficiency, the molecular diffusion can be accelerated by means of stirring, crushing the medicinal materials, increasing the temperature and the like.

[0003] In the related art, the stirring structure arranged on the traditional traditional Chinese medicine extraction tank is relatively simple, the stirring direction is relatively fixed and single, the traditional Chinese medicine crushed materials and the extraction solvent in the tank cannot be contacted with the stirring structure in all directions, and the heating of the traditional Chinese medicine crushed materials and the extraction solvent is not comprehensive and uniform. The traditional Chinese medicine crushed materials and the extraction solvent are difficult to fully contact, the effective component dissolution speed is slow, the extraction efficiency is low, and a large amount of time and resources are wasted.

[0004] Therefore, the application provides a traditional Chinese medicine extraction tank to solve the above problems. Practical new type content

[0005] In order to solve the problems that the stirring structure arranged on the traditional traditional Chinese medicine extraction tank is relatively simple, the traditional Chinese medicine crushed materials and the extraction solvent in the tank cannot be contacted with the stirring structure in all directions, the heating of the traditional Chinese medicine crushed materials and the extraction solvent is not comprehensive and uniform, the extraction efficiency is low, and a large amount of time and resources are wasted, the application provides a traditional Chinese medicine extraction tank.

[0006] The above technical purpose of the application is realized by the following technical scheme: a traditional Chinese medicine extraction tank, comprising a heat preservation outer tank and a traditional Chinese medicine extraction inner tank arranged in the heat preservation outer tank, the top of the traditional Chinese medicine extraction inner tank is of an open structure, the bottom of the heat preservation outer tank is fixedly installed with supporting legs, the top of the heat preservation outer tank is fixedly installed with a motor bracket, the motor bracket is fixedly installed with a motor, the output shaft end of the motor is fixedly installed with a stirring shaft, the bottom end of the stirring shaft extends into the traditional Chinese medicine extraction inner tank, a plurality of stirring blades are fixedly installed on the stirring shaft in a uniform distribution, a scattering blade is fixedly installed on each of the plurality of stirring blades, the scattering blade is arranged vertically to the stirring blade, an annular positioning seat is fixedly installed on the inner side wall of the heat preservation outer tank, a guide groove is formed in the inner annular wall of the annular positioning seat, an annular guide seat is fixedly installed on the outer wall of the traditional Chinese medicine extraction inner tank, and the annular guide seat is rotatably installed in the guide groove, and a transmission assembly is arranged on the heat preservation outer tank and used for controlling the rotation of the traditional Chinese medicine extraction inner tank.

[0007] By adopting the above technical scheme, the motor drives the stirring shaft to rotate, so that the plurality of stirring blades in uniform distribution can be used to fully stir the traditional Chinese medicine fragments and the extraction solvent in the traditional Chinese medicine extraction inner tank. When stirring, the scattering blade can further scatter the traditional Chinese medicine fragments, so that the traditional Chinese medicine fragments and the extraction solvent are mixed more uniformly, and the extraction efficiency is effectively improved.

[0008] Optionally, an annular assembly seat is fixedly installed on the inner side wall of the heat preservation outer tank below the annular positioning seat, an annular electric heating plate is fixedly installed on the inner annular wall of the annular assembly seat, a plurality of annular heat conducting plates in uniform distribution are fixedly installed on the inner annular wall of the annular electric heating plate, and the inner annular walls of the plurality of annular heat conducting plates are in contact with the outer wall of the traditional Chinese medicine extraction inner tank.

[0009] By adopting the above technical scheme, the heat generated by the annular electric heating plate can be transmitted to the inside of the traditional Chinese medicine extraction inner tank through the plurality of annular heat conducting plates, so that the traditional Chinese medicine fragments and the extraction solvent can be heated, and the extraction of the effective components of traditional Chinese medicine is promoted.

[0010] Optionally, the inner annular wall of the annular heat conducting plate and the outer wall of the traditional Chinese medicine extraction inner tank are both smooth surface structures.

[0011] By adopting the above technical scheme, the inner annular wall of the annular heat conducting plate and the outer wall of the traditional Chinese medicine extraction inner tank are designed as smooth surface structures, which is beneficial to uniform and efficient heat transmission, improves the heating effect, and further promotes the extraction of the effective components of traditional Chinese medicine.

[0012] Optionally, the transmission assembly comprises a main pulley, a transmission vertical shaft, a secondary pulley, a belt, a gear and an outer gear ring, the main pulley is fixedly sleeved on the stirring shaft and located above the heat preservation outer tank, the top of the heat preservation outer tank is provided with a mounting hole one located at the left side of the traditional Chinese medicine extraction inner tank, the transmission vertical shaft is rotatably installed in the mounting hole one through a bearing, the secondary pulley is fixedly sleeved at the top end of the transmission vertical shaft, the belt is sleeved on the main pulley and the secondary pulley, the gear is fixedly installed at the bottom end of the transmission vertical shaft, and the outer gear ring is fixedly sleeved on the outer wall of the traditional Chinese medicine extraction inner tank, and the gear is engaged with the outer gear ring.

[0013] By adopting the above technical scheme, the transmission of the main pulley, the secondary pulley and the belt can control the simultaneous rotation of the stirring shaft and the transmission vertical shaft, the meshing transmission of the gear and the outer gear ring can control the rotation of the traditional Chinese medicine extraction inner tank, and the rotation of the traditional Chinese medicine extraction inner tank can further improve the comprehensiveness of the stirring and mixing of the traditional Chinese medicine crushed materials and the extraction solvent and improve the extraction quality.

[0014] Optionally, the bottom of the traditional Chinese medicine extraction inner tank is fixedly installed with a wear-resistant sealing ring, the wear-resistant sealing ring is in sliding sealing contact with the inner wall of the top of the heat preservation outer tank, the top of the heat preservation outer tank is fixedly installed with a feeding pipe, a feeding end cover is threadedly installed at the top end of the feeding pipe, and the bottom end of the feeding pipe extends into the traditional Chinese medicine extraction inner tank.

[0015] By adopting the above technical scheme, the wear-resistant sealing ring is designed to be in sliding sealing contact with the inner wall of the top of the heat preservation outer tank, which can not only ensure good sealing performance to prevent material leakage but also has wear-resistant performance to prolong the service life of the equipment, and the feeding pipe and the matching feeding end cover facilitate the addition of traditional Chinese medicine crushed materials and extraction solvent.

[0016] Optionally, the bottom center of the traditional Chinese medicine extraction inner tank is fixedly installed with a slag discharge pipe, and the bottom end of the slag discharge pipe extends to the outside of the heat preservation outer tank and is threadedly installed with a slag discharge end cover.

[0017] By adopting the above technical scheme, the slag discharge pipe and the matching slag discharge end cover facilitate the discharge of extracted dregs, which is simple and convenient to operate.

[0018] Optionally, the bottom center of the heat preservation outer tank is provided with a mounting hole two, and the slag discharge pipe is rotatably connected with the mounting hole two through a bearing.

[0019] By adopting the above technical scheme, the traditional Chinese medicine extraction inner tank can smoothly drive the slag discharge pipe to rotate.

[0020] Optionally, the bottom side of the traditional Chinese medicine extraction inner tank is fixedly installed with a liquid outlet pipe, a liquid discharge valve is fixedly installed on the liquid outlet pipe, a filter screen cover is fixedly installed on the inner side wall of the bottom of the traditional Chinese medicine extraction inner tank, and one end of the liquid outlet pipe extends into the filter screen cover.

[0021] By adopting the technical scheme, the filter screen cover can filter the extraction liquid, prevent the residue from entering the liquid outlet pipe, and facilitate the discharge of the extraction liquid, so as to facilitate the collection and subsequent process.

[0022] Optionally, a liquid taking opening is arranged at one side bottom of the heat preservation outer tank, and a sealing cover plate is rotatably arranged on the outer side wall of the heat preservation outer tank through a hinge, and the sealing cover plate is matched with the liquid taking opening.

[0023] By adopting the technical scheme, the sealing cover plate is used for sealing the liquid taking opening, and the liquid taking opening is designed to facilitate the use of the collection box to take the extraction liquid discharged from the liquid outlet pipe.

[0024] Optionally, the sealing cover plate is made of transparent double-layer heat preservation tempered glass.

[0025] By adopting the technical scheme, the sealing cover plate made of transparent double-layer heat preservation tempered glass can facilitate the observation of the internal condition of the heat preservation outer tank, facilitate the observation and judgment of the position of the liquid outlet pipe, and has the characteristics of heat preservation and high strength.

[0026] The present application comprises at least one of the following beneficial technical effects:

[0027] By rotating the motor-driven stirring shaft, the plurality of stirring blades and the plurality of dispersing blades, the plurality of uniformly distributed stirring blades can fully stir the traditional Chinese medicine fragments and the extraction solvent in the traditional Chinese medicine extraction inner tank, and the dispersing blades can further disperse the traditional Chinese medicine fragments, so that the traditional Chinese medicine fragments and the extraction solvent are more uniformly mixed, and the extraction efficiency is effectively improved.

[0028] By using the transmission assembly, the stirring shaft and the traditional Chinese medicine extraction inner tank are controlled to rotate at different speeds, and the rotation of the traditional Chinese medicine extraction inner tank can further improve the comprehensiveness of the stirring and mixing of the traditional Chinese medicine fragments and the extraction solvent, improve the uniformity and comprehensiveness of the heating of the traditional Chinese medicine fragments and the extraction solvent, and improve the extraction quality.

[0029] By using the heat generated by the annular electric heating plate, the heat can be transmitted to the inside of the traditional Chinese medicine extraction inner tank through the plurality of annular heat conducting plates, so that the traditional Chinese medicine fragments and the extraction solvent can be fully heated, and the extraction of the effective components of traditional Chinese medicine is promoted. BRIEF DESCRIPTION OF DRAWINGS

[0030] Figure 1 is a front perspective structural schematic diagram of the present embodiment.

[0031] Figure 2 is a front perspective structural schematic diagram of the present embodiment without the heat preservation outer tank.

[0032] Figure 3 is a front perspective structural schematic diagram of the present embodiment.

[0033] Figure 4 is a schematic view of the vertical structure of the stirring blade and the dispersing blade.

[0034] In the figure, 1 is a heat preservation outer tank; 2 is a traditional Chinese medicine extraction inner tank; 3 is a supporting leg; 4 is a motor frame; 5 is a motor; 6 is a stirring shaft; 7 is a stirring blade; 8 is a dispersing blade; 9 is a ring-shaped positioning seat; 10 is a ring-shaped guide seat; 11 is a ring-shaped assembly seat; 12 is a ring-shaped electric heating plate; 13 is a ring-shaped heat conduction plate; 14 is a main pulley; 15 is a transmission vertical shaft; 16 is a secondary pulley; 17 is a belt; 18 is a gear; 19 is an outer gear ring; 20 is a wear-resistant sealing ring; 21 is a feeding pipe; 22 is a feeding end cover; 23 is a slag discharging pipe; 24 is a slag discharging end cover; 25 is a liquid outlet pipe; 26 is a liquid discharging valve; 27 is a filter screen cover; 28 is a sealing cover plate. DETAILED DESCRIPTION

[0035] The following will be described in detail in combination with the accompanying Figures 1-4 The application is further described in detail.

[0036] The embodiment of the application discloses a traditional Chinese medicine extraction tank, which comprises a heat preservation outer tank 1 and a traditional Chinese medicine extraction inner tank 2 arranged in the heat preservation outer tank 1, the top of the traditional Chinese medicine extraction inner tank 2 is of an open structure, the bottom of the heat preservation outer tank 1 is fixedly installed with a supporting leg 3, the top of the heat preservation outer tank 1 is fixedly installed with a motor frame 4, the motor frame 4 is fixedly installed with a motor 5, the output shaft end of the motor 5 is fixedly installed with a stirring shaft 6, the bottom end of the stirring shaft 6 extends into the traditional Chinese medicine extraction inner tank 2, a plurality of stirring blades 7 are fixedly installed on the stirring shaft 6 and are uniformly distributed, a dispersing blade 8 is fixedly installed on each of the plurality of stirring blades 7, the dispersing blade 8 is vertically arranged with the stirring blade 7, the stirring shaft 6, the plurality of stirring blades 7 and the plurality of dispersing blades 8 are driven to rotate by the motor 5, the plurality of uniformly distributed stirring blades 7 can fully stir traditional Chinese medicine fragments and extraction solvents in the traditional Chinese medicine extraction inner tank 2, the dispersing blade 8 can further disperse the traditional Chinese medicine fragments, so that the traditional Chinese medicine fragments and the extraction solvents are more uniformly mixed, the extraction efficiency is effectively improved, a ring-shaped positioning seat 9 is fixedly installed on the inner side wall of the heat preservation outer tank 1, a guide groove is formed in the inner ring wall of the ring-shaped positioning seat 9, a ring-shaped guide seat 10 is fixedly installed on the outer wall of the traditional Chinese medicine extraction inner tank 2, the ring-shaped guide seat 10 is rotatably installed in the guide groove, the ring-shaped guide seat 10 is rotatably connected with the guide groove formed in the ring-shaped positioning seat 9, so that the stability of the traditional Chinese medicine extraction inner tank 2 in the heat preservation outer tank 1 can be ensured.

[0037] In the embodiment, the inner side wall of the heat preservation outer tank 1 is fixedly installed with an annular assembly seat 11 below the annular positioning seat 9, the inner ring wall of the annular assembly seat 11 is fixedly installed with an annular electric heating plate 12, the inner ring wall of the annular electric heating plate 12 is fixedly installed with a plurality of annular heat conducting plates 13 which are uniformly distributed, the inner ring wall of each of the plurality of annular heat conducting plates 13 is in contact with the outer wall of the traditional Chinese medicine extraction inner tank 2, and the heat generated by the annular electric heating plate 12 can be transmitted to the inside of the traditional Chinese medicine extraction inner tank 2 through the plurality of annular heat conducting plates 13, so as to heat the traditional Chinese medicine crushed materials and the extraction solvent, promote the extraction of the effective components of traditional Chinese medicine, and the inner ring wall of the annular heat conducting plate 13 and the outer wall of the traditional Chinese medicine extraction inner tank 2 are both smooth surface structures. The smooth surface design is beneficial to uniform and efficient heat transfer, improves the heating effect, and further promotes the extraction of the effective components of traditional Chinese medicine.

[0038] In the embodiment, the heat preservation outer tank 1 is provided with a transmission assembly for controlling the rotation of the traditional Chinese medicine extraction inner tank 2. The transmission assembly includes a main pulley 14, a transmission vertical shaft 15, a secondary pulley 16, a belt 17, a gear 18, and an outer ring gear 19. The main pulley 14 is fixedly installed on the stirring shaft 6 and located above the heat preservation outer tank 1. An installation hole one is formed in the top of the heat preservation outer tank 1 and located on the left side of the traditional Chinese medicine extraction inner tank 2. The transmission vertical shaft 15 is rotatably installed in the installation hole one through a bearing. The secondary pulley 16 is fixedly installed on the top end of the transmission vertical shaft 15. The belt 17 is sleeved on the main pulley 14 and the secondary pulley 16. The gear 18 is fixedly installed on the bottom end of the transmission vertical shaft 15. The outer ring gear 19 is fixedly installed on the outer wall of the traditional Chinese medicine extraction inner tank 2. The gear 18 is engaged with the outer ring gear 19. Through the transmission of the main pulley 14, the secondary pulley 16, and the belt 17, the stirring shaft 6 and the transmission vertical shaft 15 can be controlled to rotate simultaneously. Through the engagement transmission of the gear 18 and the outer ring gear 19, the traditional Chinese medicine extraction inner tank 2 can be controlled to rotate, and the rotating speed of the stirring shaft 6 can be ensured to be different from that of the traditional Chinese medicine extraction inner tank 2. The rotation of the traditional Chinese medicine extraction inner tank 2 can further improve the comprehensiveness of the stirring and mixing of the traditional Chinese medicine crushed materials and the extraction solvent, and improve the extraction quality. Figure 2 As shown in FIG. 8, the diameter of the gear 18 is smaller than that of the outer ring gear 19, so that the rotating speed of the stirring shaft 6 is greater than that of the traditional Chinese medicine extraction inner tank 2.

[0039] In this embodiment, the bottom of the traditional Chinese medicine extraction inner tank 2 is fixedly installed with a wear-resistant sealing ring 20, and the wear-resistant sealing ring 20 is in sliding sealing contact with the top inner wall of the heat preservation outer tank 1. The wear-resistant sealing ring 20 is designed to be in sliding sealing contact with the top inner wall of the heat preservation outer tank 1, which can not only ensure good sealing performance to prevent material leakage, but also has wear-resistant performance to prolong the service life of the equipment. The top of the heat preservation outer tank 1 is fixedly installed with a feeding pipe 21, and the top end of the feeding pipe 21 is threadedly installed with a feeding end cover 22. The bottom end of the feeding pipe 21 extends into the traditional Chinese medicine extraction inner tank 2. The bottom center of the traditional Chinese medicine extraction inner tank 2 is fixedly installed with a slag discharge pipe 23, and the bottom end of the slag discharge pipe 23 extends out of the heat preservation outer tank 1 and is threadedly installed with a slag discharge end cover 24.

[0040] In this embodiment, the bottom center of the heat preservation outer tank 1 is provided with a mounting hole two, and the slag discharge pipe 23 is rotatably connected with the mounting hole two through a bearing, which can ensure that the traditional Chinese medicine extraction inner tank 2 drives the slag discharge pipe 23 to rotate smoothly.

[0041] In this embodiment, the bottom side of the traditional Chinese medicine extraction inner tank 2 is fixedly installed with a liquid outlet pipe 25, and the liquid outlet pipe 25 is fixedly installed with a liquid discharge valve 26. The inner side wall of the bottom of the traditional Chinese medicine extraction inner tank 2 is fixedly installed with a filter screen cover 27, and one end of the liquid outlet pipe 25 extends into the filter screen cover 27. The filter screen cover 27 can filter the extraction liquid to prevent the residue from entering the liquid outlet pipe 25.

[0042] In this embodiment, the bottom side of the heat preservation outer tank 1 is provided with a liquid taking opening, and the outer side wall of the heat preservation outer tank 1 is rotatably installed with a sealing cover plate 28 through a hinge. The sealing cover plate 28 is matched with the liquid taking opening. The sealing cover plate 28 is made of transparent double-layer heat preservation tempered glass. The sealing cover plate 28 made of transparent double-layer heat preservation tempered glass can facilitate observation of the internal condition of the heat preservation outer tank 1, convenient observation and judgment of the position of the liquid outlet pipe 25, and has the characteristics of heat preservation and high strength.

[0043] In this embodiment, it should be noted that the motor 5 and the annular electric heating plate 12 can be customized in the factory or purchased in the market. The line connection mode and the control mode belong to mature technology in the field, which has been fully disclosed and described, so this text will not be repeated.

[0044] Through the above structure, the working principle of the traditional Chinese medicine extraction tank provided by the present application is as follows:

[0045] In use, the feeding end cover 22 at the top end of the feeding pipe 21 is unscrewed, the traditional Chinese medicine crushed material and the extraction solvent with a proper proportion are sequentially added into the traditional Chinese medicine extraction inner tank 2 through the feeding pipe 21, and after the feeding is completed, the feeding end cover 22 is tightened to ensure the sealing performance.

[0046] Then, the motor 5 is started to run, the motor 5 output shaft drives the stirring shaft 6 to rotate, the evenly distributed stirring blades 7 on the stirring shaft 6 begin to stir and mix the traditional Chinese medicine crushed materials and the extraction solvent in the traditional Chinese medicine extraction inner tank 2, at the same time, the vertically arranged dispersing blades 8 on the stirring blades 7 further disperse the traditional Chinese medicine crushed materials, so that the traditional Chinese medicine crushed materials and the extraction solvent are more fully mixed, the dissolution speed of the effective components is accelerated, and the extraction efficiency is improved.

[0047] During the stirring and mixing extraction process, the annular electric heating plate 12 is turned on to generate heat, and the generated heat is transmitted to the inside of the traditional Chinese medicine extraction inner tank 2 through the plurality of annular heat conduction plates 13, so that the traditional Chinese medicine crushed materials and the extraction solvent can be uniformly heated, the appropriate temperature for the extraction process is provided, and the dissolution and extraction of the effective components of the traditional Chinese medicine are accelerated.

[0048] During the stirring and mixing extraction process, when the stirring shaft 6 rotates, the main pulley 14 rotates, the secondary pulley 16 is driven to rotate through the belt 17, the transmission vertical shaft 15 and the gear 18 are driven to rotate by the secondary pulley 16, the gear 18 is engaged with the external gear ring 19 on the outer wall of the traditional Chinese medicine extraction inner tank 2, so as to drive the traditional Chinese medicine extraction inner tank 2 to rotate, and the rotation speed of the stirring shaft 6 and the rotation speed of the traditional Chinese medicine extraction inner tank 2 can be ensured to be different, the comprehensiveness of the stirring and mixing of the traditional Chinese medicine crushed materials and the extraction solvent can be further improved during the rotation of the traditional Chinese medicine extraction inner tank 2, the traditional Chinese medicine crushed materials and the extraction solvent are more uniformly heated, and the extraction quality is improved.

[0049] After the extraction is completed, when one end of the liquid outlet pipe 25 faces the liquid taking opening, the motor 5 is stopped, the sealing cover plate 28 is opened, a liquid receiving box is taken out and placed on the top inner wall of the heat preservation outer tank 1, then the liquid discharge valve 26 is opened, the extraction liquid flows out to the liquid receiving box through the liquid outlet pipe 25, at this time, the filter screen cover 27 can be used to intercept and filter the drug residues to prevent the drug residues from entering the liquid outlet pipe 25.

[0050] After the extraction liquid is completely discharged, the liquid discharge valve 26 is closed, then the residue discharge end cover 24 at the bottom end of the residue discharge pipe 23 is unscrewed, the drug residues are discharged to the outside of the heat preservation outer tank 1 under the action of gravity, and during the residue discharge process, the motor 5 can be started again to make the traditional Chinese medicine extraction inner tank 2 rotate, so that the residue discharge operation is accelerated.

[0051] The above are preferred embodiments of the present application, which do not limit the protection scope of the present application, therefore: any equivalent changes made on the structure, shape and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A traditional Chinese medicine extraction tank, characterized in that, The utility model provides a traditional Chinese medicine extraction device, including heat preservation outer jar (1) and the traditional Chinese medicine extraction inner jar (2) of setting in heat preservation outer jar (1), the top of traditional Chinese medicine extraction inner jar (2) is open structure, the bottom of heat preservation outer jar (1) is fixedly installed with support leg (3), the top of heat preservation outer jar (1) is fixedly installed with motor frame (4), motor frame (4) is fixedly installed with motor (5) on, the output shaft end of motor (5) is fixedly installed with stirring shaft (6), and the bottom end of stirring shaft (6) extends to traditional Chinese medicine extraction inner jar (2) inside, a plurality of evenly distributed stirring vane (7) are fixedly installed on stirring shaft (6), a plurality of stirring vane (7) are all fixedly installed with scattering blade (8), and scattering blade (8) is vertically arranged with stirring vane (7), the inner side wall of heat preservation outer jar (1) is fixedly installed with annular locating seat (9), the inner ring wall of annular locating seat (9) is opened with guide groove, the outer wall of traditional Chinese medicine extraction inner jar (2) is fixedly installed with annular guide seat (10), and annular guide seat (10) rotationally installs in guide groove, and heat preservation outer jar (1) is provided with transmission assembly, and the transmission assembly is used for controlling traditional Chinese medicine extraction inner jar (2) rotation.

2. The traditional Chinese medicine extraction tank according to claim 1, characterized in that: The inner side wall of heat preservation outer jar (1) is fixedly installed with annular assembly seat (11) below annular locating seat (9), the inner ring wall of annular assembly seat (11) is fixedly installed with annular electric heating plate (12), the inner ring wall of annular electric heating plate (12) is fixedly installed with a plurality of evenly distributed annular heat conducting plates (13), and the inner ring wall of a plurality of annular heat conducting plates (13) is in contact with the outer wall of traditional Chinese medicine extraction inner jar (2).

3. The traditional Chinese medicine extraction tank according to claim 2, characterized in that: The inner ring wall of annular heat conducting plate (13) and the outer wall of traditional Chinese medicine extraction inner jar (2) are both smooth surface structures.

4. The traditional Chinese medicine extraction tank according to claim 1, characterized in that: The transmission assembly includes main pulley (14), transmission vertical shaft (15), auxiliary pulley (16), belt (17), gear (18) and outer gear ring (19), the main pulley (14) is fixedly sleeved on the stirring shaft (6) and is located above the heat preservation outer jar (1), the top of the heat preservation outer jar (1) is provided with a mounting hole one located at the left side of the traditional Chinese medicine extraction inner jar (2), the transmission vertical shaft (15) is rotatably installed in the mounting hole one, the auxiliary pulley (16) is fixedly sleeved on the top end of the transmission vertical shaft (15), the belt (17) is sleeved on the main pulley (14) and the auxiliary pulley (16), the gear (18) is fixedly installed at the bottom end of the transmission vertical shaft (15), the outer gear ring (19) is fixedly sleeved on the outer wall of the traditional Chinese medicine extraction inner jar (2), and the gear (18) is engaged with the outer gear ring (19).

5. The traditional Chinese medicine extraction tank according to claim 1, characterized in that: The wear-resistant sealing ring (20) is in sliding sealing contact with the top inner wall of the heat preservation outer tank (1), a feeding pipe (21) is fixedly installed at the top of the heat preservation outer tank (1), a feeding end cover (22) is threadedly installed at the top end of the feeding pipe (21), and the bottom end of the feeding pipe (21) extends into the traditional Chinese medicine extraction inner tank (2).

6. The traditional Chinese medicine extraction tank according to claim 1, characterized in that: A slag discharge pipe (23) is fixedly installed at the bottom center of the traditional Chinese medicine extraction inner tank (2), and the bottom end of the slag discharge pipe (23) extends out of the heat preservation outer tank (1) and is threadedly installed with a slag discharge end cover (24).

7. The traditional Chinese medicine extraction tank according to claim 6, characterized in that: A mounting hole two is formed at the bottom center of the heat preservation outer tank (1), and the slag discharge pipe (23) is rotationally connected with the mounting hole two through a bearing.

8. The traditional Chinese medicine extraction tank according to claim 1, characterized in that: A liquid outlet pipe (25) is fixedly installed at one side of the bottom of the traditional Chinese medicine extraction inner tank (2), a liquid discharge valve (26) is fixedly installed on the liquid outlet pipe (25), a filter screen cover (27) is fixedly installed on the inner side wall of the bottom of the traditional Chinese medicine extraction inner tank (2), and one end of the liquid outlet pipe (25) extends into the filter screen cover (27).

9. The traditional Chinese medicine extraction tank according to claim 1, characterized in that: A liquid taking opening is formed at the bottom of one side of the heat preservation outer tank (1), and a sealing cover plate (28) is rotationally installed on the outer side wall of the heat preservation outer tank (1) through a hinge, and the sealing cover plate (28) is matched with the liquid taking opening.

10. The traditional Chinese medicine extraction tank according to claim 9, characterized in that: The sealing cover plate (28) is made of transparent double-layer heat preservation tempered glass.

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