Ultrasonic-assisted low-temperature Chinese herbal medicine extraction device

Abstract

The ultrasonic-assisted low-temperature Chinese herbal medicine extraction device comprises an extraction box and a feeding hopper, the feeding hopper is arranged at the middle position, close to the front face, of the top of the extraction box, a filter cartridge is arranged at the middle position in the extraction box, a lead screw is arranged in the portion, on one side of the filter cartridge, of the extraction box, and a threaded block is arranged on the lead screw; a sliding rod is arranged in the extraction box on the other side of the filter cartridge, a sliding block is arranged at the position, corresponding to the threaded block, of the sliding rod, a first annular brush is arranged between the sliding block and the outer side of the threaded block, a second annular brush is arranged between the sliding block and the inner side of the threaded block, a transverse material blocking shaft is arranged at the top end of the feeding hopper, and arc-shaped baffles are arranged on the two sides of the material blocking shaft. According to the device, liquid medicine separation is accelerated through rotation, holes of the filter cartridge are prevented from being blocked, the filtrate effect is prevented from being affected, and after feeding, the feeding port can be shielded, and herbal medicine chippings are prevented from being splashed out, and waste is avoided.

Description

Technical Field

[0001] The invention relates to the technical field of ultrasonic extraction of Chinese herbal medicines, in particular to a device for ultrasonic-assisted low-temperature extraction of Chinese herbal medicines. Background Art

[0002] Chinese herbal medicine refers to substances with medicinal effects made from natural plants, animals, minerals, etc. When extracting heat-sensitive Chinese herbal medicines, an ultrasonic extraction device is required to accelerate the dissolution of the active ingredients in the medicinal materials in the solvent to increase the extraction rate of the active ingredients.

[0003] In the prior art, general ultrasonic extraction devices do not have a mechanism for quickly separating the medicinal liquid after extraction, which may increase the content of medicinal liquid in the medicinal residue and reduce the extraction rate. After the loading is completed, the top is not covered, which may cause the herbal debris to splash out, resulting in waste. Summary of the invention

[0004] The purpose of the present invention is to provide an ultrasonic-assisted low-temperature extraction device for Chinese herbal medicine to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an ultrasonic-assisted low-temperature extraction device for Chinese herbal medicine, comprising an extraction box and an upper hopper, wherein the upper hopper is provided at the middle position of the top of the extraction box near the front, and a filter cartridge is provided at the middle position in the extraction box, and a gear ring is provided on the outer side of the top of the filter cartridge, a screw rod is provided in the extraction box on one side of the filter cartridge, and a threaded block is provided on the screw rod, a sliding rod is provided in the extraction box on the other side of the filter cartridge, and a sliding block is provided at a position on the sliding rod corresponding to the threaded block, an annular brush is provided between the sliding block and the outer side of the threaded block, and the bristles of the annular brush are all in contact with the inner wall of the extraction box, and a There are two annular brushes, and the bristles of the two annular brushes are all in contact with the outer wall of the filter cartridge. A transverse material blocking shaft is provided in the top of the upper hopper, and arc-shaped baffles are provided on both sides of the material blocking shaft, and the side of the baffle away from the material blocking shaft is in contact with the inner wall of the upper hopper, so that the separation of the internal herbal residue and the liquid medicine is accelerated when the filter cartridge rotates. At the same time, the one annular brush and the two annular brushes can sweep down the liquid medicine and residue attached to the inner wall of the extraction box and the outer wall of the filter cartridge, which can reduce waste and prevent the holes of the filter cartridge from being blocked, affecting the filtrate effect. After the herbs are loaded, the baffle on the material blocking shaft can be rotated to block the feed port of the upper hopper to prevent herbal debris from splashing out when the herbs are extracted, causing waste.

[0006] Preferably, an ultrasonic generator is provided in the middle position of the top of the extraction box, and an ultrasonic vibrator is provided in the middle position of the top of the inner side of the filter cylinder in the extraction box, and the ultrasonic vibrator is electrically connected to the ultrasonic generator, so that the ultrasonic generator converts electrical energy into mechanical energy to drive the ultrasonic vibrator to operate, which can break the cell walls of the Chinese herbal medicine and allow the medicinal ingredients therein to overflow.

[0007] Preferably, a liquid storage tank is provided on the ground on one side of the extraction box through a bracket, and a liquid delivery pipe is provided at the bottom end of one side of the extraction box, and the other end of the liquid delivery pipe is connected to the top end of one side of the liquid storage tank.

[0008] Preferably, a water pump is provided on the liquid delivery pipe, and a filter is provided at the connection between the liquid delivery pipe and the extraction box, so that when the liquid delivery pipe delivers the medicine, it is filtered through the filter and cleaned by a circular brush to prevent blockage.

[0009] Preferably, low-temperature tubes are evenly laid in the side walls of the extraction box, and the air inlet and outlet pipes of the low-temperature tubes are extended to the outside of the extraction box and connected to the refrigeration module, so that the low-temperature medium is sent into the low-temperature tubes after the refrigeration module is operated, and the low-temperature tubes can cool the interior, which can prevent the temperature of heat-sensitive herbs from rising during extraction, thereby causing part of the medicinal properties in the herbs to volatilize and cause damage.

[0010] Preferably, small holes are evenly opened on the inner wall of the filter cylinder below the gear ring, and a medicine blocking bucket is provided on the top inner side of the filter cylinder to block the splashed medicine liquid, thereby reducing the splashing of medicine liquid and adhering to the upper hopper.

[0011] Preferably, a motor is provided at a position corresponding to the screw rod on one side of the top of the extraction box, and the output end of the motor passes through the extraction box and is connected to the screw rod, an optical axis is provided at the top of the screw rod, and a gear is provided on the optical axis at the top of the screw rod, and the gear is meshed with the gear ring.

[0012] Preferably, a motor cover is provided at a position corresponding to the material-blocking shaft on one side of the upper hopper, and a second motor is provided in the motor cover, and an output end of the second motor passes through the motor cover and the upper hopper and is connected to the material-blocking shaft.

[0013] Preferably, a discharge pipe is provided in the middle of the bottom of the extraction box, and solenoid valves are provided in the discharge pipe and the liquid delivery pipe at positions close to the extraction box.

[0014] Compared with the prior art, the beneficial effects of the present invention are as follows: the ultrasonic-assisted low-temperature extraction device for Chinese herbal medicine drives the gear at the top of the screw rod to rotate through motor 1, and the gear drives the gear ring meshing with it to rotate, and the gear ring drives the filter cartridge to rotate, so that the separation of internal herbal residues and liquid medicine can be accelerated when the filter cartridge rotates, and at the same time, the annular brush 1 and the annular brush 2 can move up and down in the extraction box under the passage of the threaded block and the sliding block on the screw rod and the sliding rod, and the liquid medicine and residue attached to the inner wall of the extraction box and the outer wall of the filter cartridge can be swept off, thereby reducing waste and preventing the holes of the filter cartridge from being blocked and affecting the filtrate effect, and after the herbal medicine is loaded, the motor 2 can be started to drive the baffle on the baffle shaft to rotate, so that the baffle blocks the feed port of the upper hopper to prevent herbal debris from splashing out and causing waste when the herbs are extracted. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the main structure of the present invention; Figure 2 It is a schematic diagram of the front and cross-sectional structure of the extraction box of the present invention; Figure 3 It is a schematic diagram of the front and cross-sectional structure of the extraction box and the filter cartridge of the present invention; Figure 4 It is a schematic diagram of the cross-sectional structure of the upper hopper and the baffle of the present invention from top view; Figure 5 For the present invention Figure 3 The enlarged structural diagram at A in the middle; In the figure: 1. extraction box; 2. upper hopper; 3. motor 1; 4. motor cover; 5. discharge pipe; 6. water pump; 7. liquid delivery pipe; 8. liquid storage tank; 9. ultrasonic generator; 10. slide rod; 11. gear ring; 12. gear; 13. filter cartridge; 14. threaded block; 15. sliding block; 16. cryogenic tube; 17. screw rod; 18. annular brush 1; 19. solenoid valve; 20. annular brush 2; 21. medicine blocking hopper; 22. ultrasonic vibrating rod; 23. material blocking shaft; 24. baffle; 25. motor 2; 26. filter screen. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0017] See also Figure 1-5An embodiment of the present invention is as follows: an ultrasonic-assisted low-temperature extraction device for Chinese herbal medicines, comprising an extraction box 1 and an upper hopper 2, wherein the upper hopper 2 is provided at the middle position of the top of the extraction box 1 near the front, and a filter cartridge 13 is provided at the middle position inside the extraction box 1, and a gear ring 11 is provided on the outer side of the top of the filter cartridge 13, and small holes are evenly opened on the inner wall of the filter cartridge 13 below the gear ring 11, and a medicine blocking hopper 21 is provided on the top of the inner side of the filter cartridge 13, a screw rod 17 is provided in the extraction box 1 on one side of the filter cartridge 13, and a threaded block 14 is provided on the screw rod 17, and a sliding rod 10 is provided in the extraction box 1 on the other side of the filter cartridge 13, and a sliding block 15 is provided on the sliding rod 10 at a position corresponding to the threaded block 14, and an annular brush 18 is provided between the sliding block 15 and the outer side of the threaded block 14 , and the bristles of the annular brush 18 are all in contact with the inner wall of the extraction box 1, an annular brush 20 is provided between the inner sides of the sliding block 15 and the threaded block 14, and the bristles of the annular brush 20 are all in contact with the outer wall of the filter cartridge 13, a transverse material blocking shaft 23 is provided in the top of the upper hopper 2, and arc-shaped baffles 24 are provided on both sides of the material blocking shaft 23, and the side of the baffle 24 away from the material blocking shaft 23 is in contact with the inner wall of the upper hopper 2, an ultrasonic generator 9 is provided in the middle position of the top of the extraction box 1, and an ultrasonic vibration rod 22 is provided in the middle position of the top of the inner side of the filter cartridge 13 in the extraction box 1, and the ultrasonic vibration rod 22 is electrically connected to the ultrasonic generator 9, a motor 3 is provided at the position of the screw rod 17 on one side of the top of the extraction box 1, and the output end of the motor 3 passes through the extraction box 1 It is connected to the screw rod 17, an optical axis is provided at the top of the screw rod 17, and a gear 12 is provided on the optical axis at the top of the screw rod 17, and the gear 12 is meshed with the gear ring 11, a motor cover 4 is provided at the position corresponding to the blocking shaft 23 on one side of the upper hopper 2, and a motor 25 is provided in the motor cover 4, and the output end of the motor 25 passes through the motor cover 4 and the upper hopper 2 and is connected to the blocking shaft 23, so that the Chinese herbal medicine is crushed and then put into the upper hopper 2, so that it enters the filter cylinder 13 through the upper hopper 2, and when all the herbs are entered, the motor 25 can be started to drive the baffle 24 on the blocking shaft 23 to rotate, so that the baffle 24 blocks the feeding port of the upper hopper 2 to prevent the herbal debris from splashing out when the herbs are extracted, causing waste, and also prevent dust and debris from entering and polluting the liquid medicine. After the shielding is completed, the ultrasonic generator 9 can be started to convert electrical energy into mechanical energy, drive the ultrasonic vibration rod 22 to operate, and make the ultrasonic vibration rod 22 generate high-frequency vibration, thereby generating a cavitation effect, which can break the cell wall of the Chinese herbal medicine, so that the medicinal components therein overflow, and realize the extraction of the medicinal liquid. When the medicinal components in the herbal medicine have overflowed, the motor 13 can be started to drive the screw 17 to rotate, the screw 17 drives the gear 12 at the top to rotate, the gear 12 drives the gear ring 11 meshing with it to rotate, and the gear ring 11 drives the filter cartridge 13 to rotate, so that the filter cartridge 13 can accelerate the separation of the internal herbal medicine residue and the medicinal liquid when it rotates, and at the same time, the threaded block 14 on the screw 17 can drive the annular brush 18 and the annular brush 20 to move up and down in the extraction box 1.The other side of the annular brush 18 and the annular brush 20 can drive the sliding block 15 to move up and down on the sliding rod 10, making it move more stably, and can sweep away the liquid medicine and residue attached to the inner wall of the extraction box 1 and the outer wall of the filter cartridge 13, thereby reducing waste and preventing the holes of the filter cartridge 13 from being blocked, thereby affecting the filtrate effect; A liquid storage tank 8 is provided on the ground on one side of the extraction box 1 through a bracket, and a liquid delivery pipe 7 is provided at the bottom end of one side of the extraction box 1, and the other end of the liquid delivery pipe 7 is connected to the top of one side of the liquid storage tank 8, a water pump 6 is provided on the liquid delivery pipe 7, and a filter screen 26 is provided at the connection between the liquid delivery pipe 7 and the extraction box 1, so that the solenoid valve 19 in the liquid delivery pipe 7 is opened, and then the water pump 6 is started, the liquid medicine in the extraction box 1 can be sent into the liquid storage tank 8 through the liquid delivery pipe 7, and filtered through the filter screen 26 to prevent finely crushed medicine residues from entering the liquid storage tank 8; Low temperature tubes 16 are evenly laid in the side wall of the extraction box 1, and the air inlet and outlet pipes of the low temperature tubes 16 are extended to the outside of the extraction box 1 and connected to the refrigeration module. When the external refrigeration module starts to operate, low temperature gas can enter the low temperature tubes 16, so that the low temperature tubes 16 cool down the inside, which can prevent the temperature of heat-sensitive herbs from rising during extraction, causing part of the medicinal properties in the herbs to volatilize and cause losses; A discharge pipe 5 is provided in the middle of the bottom of the extraction box 1, and electromagnetic valves 19 are provided in the discharge pipe 5 and the liquid feeding pipe 7 near the extraction box 1. When the electromagnetic valve 19 in the discharge pipe 5 is opened, the internal medicine residue can be discharged from the discharge pipe 5.

[0018] When the embodiment of the present application is used, the Chinese herbal medicine is crushed and then put into the upper hopper 2, so that it passes through the upper hopper 2 and enters the filter cylinder 13. When all the herbs are in, the motor 25 can be started to drive the baffle 24 on the baffle shaft 23 to rotate, so that the baffle 24 blocks the feed port of the upper hopper 2 to prevent the herbal debris from splashing out when the herbs are extracted, causing waste, and also to prevent dust and debris from entering and contaminating the liquid medicine. When the upper hopper 2 is blocked, the ultrasonic generator 9 can be started to convert electrical energy into mechanical energy to drive the ultrasonic vibration rod 22 to operate. The ultrasonic vibrator 22 generates high-frequency oscillations, thereby producing a cavitation effect, which can break the cell walls of Chinese herbal medicines, allowing the medicinal components therein to overflow and realize the extraction of the medicinal solution. During ultrasonic extraction, the external refrigeration module can be started to operate, allowing low-temperature gas to enter the low-temperature tube 16, so that the low-temperature tube 16 cools the interior, which can prevent the temperature of heat-sensitive herbs from rising during extraction, causing part of the medicinal properties in the herbs to volatilize and cause losses. When the medicinal components in the herbs have overflowed, the motor 3 can be started to drive the screw 17 to rotate, and the screw 17 drives the top The gear 12 rotates, and the gear 12 drives the gear ring 11 meshing with it to rotate, and the gear ring 11 drives the filter cartridge 13 to rotate, so that the filter cartridge 13 can accelerate the separation of the internal herbal medicine residue and the liquid medicine when rotating, and at the same time, the threaded block 14 on the screw rod 17 can drive the annular brush 18 and the annular brush 20 to move up and down in the extraction box 1, and the other side of the annular brush 18 and the annular brush 20 can drive the sliding block 15 to move up and down on the sliding rod 10, so that the movement can be more stable, and the liquid medicine and residue attached to the inner wall of the extraction box 1 and the outer wall of the filter cartridge 13 can be swept down, which can reduce waste. Fee, and prevent the holes of the filter cartridge 13 from being blocked, which would affect the filtrate effect. When rotating to separate the medicinal liquid, the solenoid valve 19 in the liquid delivery pipe 7 can be opened, and then the water pump 6 can be started. The medicinal liquid in the extraction box 1 can be sent into the liquid storage tank 8 through the liquid delivery pipe 7, and filtered through the filter screen 26 to prevent fine medicinal residues from entering the liquid storage tank 8. When the medicinal liquid is stored, the solenoid valve 19 in the discharge pipe 5 can be opened to discharge the internal medicinal residues from the discharge pipe 5. When cleaning is required, the cleaning agent can be sent into the extraction box 1 for cleaning, and finally discharged from the discharge pipe 5 for collection and treatment.

[0019] Obviously, the above-described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the present invention.

[0020] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0021] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the numbers used in this way can be interchanged where appropriate, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein.

[0022] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An ultrasonic-assisted low-temperature extraction device for Chinese herbal medicine, characterized in that: The invention comprises an extraction box (1) and an upper hopper (2), wherein the upper hopper (2) is provided at a middle position of the top of the extraction box (1) near the front, and a filter cartridge (13) is provided at a middle position inside the extraction box (1), and a gear ring (11) is provided on the outer side of the top of the filter cartridge (13), a screw rod (17) is provided inside the extraction box (1) on one side of the filter cartridge (13), and a threaded block (14) is provided on the screw rod (17), and a slide rod (10) is provided inside the extraction box (1) on the other side of the filter cartridge (13), and a slide block (15) is provided on the slide rod (10) at a position corresponding to the threaded block (14), and the An annular brush 1 (18) is provided between the outer sides of the sliding block (15) and the threaded block (14), and the bristles of the annular brush 1 (18) are all in contact with the inner wall of the extraction box (1); an annular brush 2 (20) is provided between the inner sides of the sliding block (15) and the threaded block (14), and the bristles of the annular brush 2 (20) are all in contact with the outer wall of the filter cartridge (13); a transverse material blocking shaft (23) is provided inside the top end of the upper hopper (2), and arc-shaped baffles (24) are provided on both sides of the material blocking shaft (23), and the side of the baffle (24) away from the material blocking shaft (23) is in contact with the inner wall of the upper hopper (2).

2. The ultrasonic-assisted low-temperature extraction device for Chinese herbal medicine according to claim 1, characterized in that: An ultrasonic generator (9) is provided at the middle position of the top of the extraction box (1), and an ultrasonic vibration rod (22) is provided at the middle position of the top of the inner side of the filter cartridge (13) in the extraction box (1), and the ultrasonic vibration rod (22) is electrically connected to the ultrasonic generator (9).

3. The ultrasonic-assisted low-temperature extraction device for Chinese herbal medicine according to claim 1, characterized in that: A liquid storage tank (8) is provided on the ground on one side of the extraction box (1) via a bracket, and a liquid delivery pipe (7) is provided at the bottom end of one side of the extraction box (1), and the other end of the liquid delivery pipe (7) is connected to the top end of one side of the liquid storage tank (8).

4. The ultrasonic-assisted low-temperature extraction device for Chinese herbal medicine according to claim 3, characterized in that: A water pump (6) is provided on the liquid delivery pipe (7), and a filter screen (26) is provided at the connection between the liquid delivery pipe (7) and the extraction box (1).

5. The ultrasonic-assisted low-temperature extraction device for Chinese herbal medicine according to claim 1, characterized in that: Low-temperature tubes (16) are evenly laid inside the side wall of the extraction box (1), and the air inlet pipe and the air outlet pipe of the low-temperature tube (16) both extend to the outside of the extraction box (1) and are connected to the refrigeration module.

6. The ultrasonic-assisted low-temperature extraction device for Chinese herbal medicine according to claim 1, characterized in that: The inner wall of the filter cylinder (13) below the gear ring (11) is evenly provided with small holes, and a medicine blocking bucket (21) is provided at the top inner side of the filter cylinder (13).

7. The ultrasonic-assisted low-temperature extraction device for Chinese herbal medicine according to claim 1, characterized in that: A motor (3) is provided at a position corresponding to the screw rod (17) on one side of the top of the extraction box (1), and the output end of the motor (3) passes through the extraction box (1) and is connected to the screw rod (17). The top end of the screw rod (17) is set as an optical axis, and a gear (12) is provided on the optical axis at the top end of the screw rod (17), and the gear (12) and the gear ring (11) are meshed with each other.

8. The ultrasonic-assisted low-temperature extraction device for Chinese herbal medicine according to claim 1, characterized in that: A motor cover (4) is provided at a position corresponding to the material blocking shaft (23) on one side of the upper hopper (2), and a second motor (25) is provided in the motor cover (4), and an output end of the second motor (25) passes through the motor cover (4) and the upper hopper (2) and is connected to the material blocking shaft (23).

9. The ultrasonic-assisted low-temperature extraction device for Chinese herbal medicine according to claim 1, characterized in that: A discharge pipe (5) is provided in the middle of the bottom of the extraction box (1), and solenoid valves (19) are provided in the discharge pipe (5) and the liquid delivery pipe (7) at positions close to the extraction box (1).

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