Combined multilayer dynamic extraction device

Abstract

The utility model discloses a combined multi-layer dynamic extraction device which comprises a circulating extraction tank, the circulating extraction tank is an electric downward turning door type circulating extraction tank, a limiting ring groove is formed in the position of a discharging port in the lower end of the circulating extraction tank, notches are symmetrically formed in the lower end face of the limiting ring groove, and the lower end face of the limiting ring groove is provided with an annular groove. The utility model relates to the technical field of traditional Chinese medicine extraction, the traditional Chinese medicine extraction tank is improved on the basis of an existing electric downward turning door type circulating extraction tank, the limiting ring groove is formed in the position of the discharging port at the lower end of the tank body, and the multiple layers of screen assemblies are assembled and connected through the limiting ring groove. Herbal medicine can be placed in the multi-layer screen assembly in a layered mode, the contact area of the herbal medicine and water or other extraction solvents is effectively increased, and the extraction operation efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of traditional Chinese medicine extraction, in particular to a combined multi-layer dynamic extraction device. Background Art

[0002] In the preparation process of Chinese patent medicine preparations and Chinese medicine formula granules, the extraction tank is a common equipment for leaching and extracting the effective ingredients of Chinese herbal medicines. Chinese herbal medicines and water or other extraction solvents are added to the extraction tank, and steam heating and boiling are used for a certain period of time to extract the effective ingredients. The extract is then concentrated and mixed with auxiliary materials for granulation. In the prior art, when extracting Chinese herbal medicines, in order to fully extract and fully dissolve the effective ingredients, the usual extraction tank adopts a dynamic circulation method. The dynamic circulation is to use a water pump to pump the medicine liquid from the bottom to the top to form an extract circulation. However, most of the existing extraction tanks are equipped with a single-layer filter to isolate and place the herbs. During the circulation process, water or other extraction solvents are not in sufficient contact with the herbs, and the circulation process time needs to be extended to meet the quality requirements of the extract. The energy consumption is relatively serious, which affects the efficiency of the extraction operation. In view of this, in-depth research was conducted on the above-mentioned problems, and this case was generated. Utility Model Content

[0003] In view of the deficiencies of the prior art, the utility model provides a combined multi-layer dynamic extraction device, which solves the problems raised in the background technology.

[0004] To achieve the above objectives, the utility model is implemented through the following technical solutions: a combined multi-layer dynamic extraction device, including a circulating extraction tank, which is an electric downward-flipping circulating extraction tank, a limiting ring groove is arranged at the discharge port position at the lower end of the circulating extraction tank, and a notch is symmetrically opened on the lower end surface of the limiting ring groove, a multi-layer screen assembly is inserted from bottom to top at the discharge port position, one end of the multi-layer screen assembly is inserted into the notch and can rotate in the limiting ring groove, a driving assembly is arranged at the top of the circulating extraction tank, a fixed shaft is rotatably installed in the circulating extraction tank, the upper end of the fixed shaft passes through the top of the circulating extraction tank and is connected to the driving assembly, a connecting frame is arranged at the lower end of the fixed shaft, a disturbance rod is arranged along the annular array at the lower end of the connecting frame, and a stirring plate is assembled and connected to the lower end of the disturbance rod, and the stirring plate is located on the outside of the multi-layer screen assembly.

[0005] The above-mentioned multi-layer screen assembly includes a fixing ring, a support block, a handle and a combined screen component. The support block is welded to the outer wall of the fixing ring and matches the size of the gap. The handle is welded to the lower end surface of the fixing ring. The combined screen component is arranged on the fixing ring.

[0006] The above-mentioned combined screen component includes columns, screen enclosures and layered screens. The columns are welded to the fixed ring along a circular array. A rectangular groove is opened on the inner wall surface of the column. A rotating support is arranged in the rectangular groove. The screen enclosure is covered on the outer side of the column. The layered screen is placed in the cylindrical space surrounded by the columns and is clamped with the rotating support.

[0007] The above-mentioned rotating support member includes a fixing pin and a supporting seat, wherein the fixing pin is arranged in a rectangular groove, and the supporting seat is rotatably matched with the fixing pin and can be folded into the rectangular groove.

[0008] The above-mentioned driving assembly includes a driving motor, a reducer and a coupling. The driving motor is arranged above the circulating extraction tank, the input end of the reducer is connected to the driving end of the driving motor, and the output end of the reducer is assembled and connected to the fixed shaft through the coupling.

[0009] The utility model provides a combined multi-layer dynamic extraction device. It has the following beneficial effects: the combined multi-layer dynamic extraction device is improved based on the existing electric downward flip door type circulation extraction tank, and a limiting ring groove is set at the discharge port position at the lower end of the tank body, and the assembly connection of the multi-layer screen assembly is realized through the limiting ring groove. When in use, the herbs can be placed in layers in the multi-layer screen assembly, which effectively increases the contact area between the herbs and water or other extraction solvents, and improves the extraction operation efficiency. At the same time, a mechanical disturbance component is set in the tank body, and the medicinal liquid is stirred and disturbed during the circulation process of water or other extraction solvents, which can further increase the contact frequency between the aqueous solution and the herbs, and further improve the work efficiency of the extraction operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 This is a schematic diagram of the main structure of a combined multi-layer dynamic extraction device described in the utility model.

[0011] Figure 2 It is a schematic cross-sectional structure diagram of the multi-layer screen assembly of the utility model.

[0012] Figure 3 For this utility model Figure 2 Schematic diagram of the local enlarged structure at position a.

[0013] In the figure: 1. Circulation extraction tank; 2. Limiting ring groove; 3. Discharge port; 4. Fixed shaft; 5. Connecting frame; 6. Disturbing rod; 7. Stirring plate; 8. Fixed ring; 9. Support block; 10. Handle; 11. Column; 12. Screen enclosure; 13. Layered screen; 14. Fixed pin; 15. Support seat; 16. Driving motor; 17. Reducer; 18. Coupling. DETAILED DESCRIPTION

[0014] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0015] Through the personnel in this field, all the electrical components in this case are connected to their corresponding power supplies through wires, and a suitable controller should be selected according to the actual situation to meet the control requirements. The specific connection and control sequence should refer to the following working principle, and the electrical connection between the electrical components is completed in the order of working in sequence. The detailed connection means are well-known technologies in this field. The following mainly introduces the working principle and process, and does not explain the electrical control.

[0016] Embodiment: In conjunction with the specification Figure 1-3It can be seen that this scheme is to solve the problem in the prior art that most extraction tanks are equipped with a single-layer filter to isolate and place the herbs, and during the circulation process, water or other extraction solvents are not in sufficient contact with the herbs, which affects the efficiency of the extraction operation. A combined multi-layer dynamic extraction device is specifically designed, wherein the circulation extraction tank 1 is an electric downward-flipping door circulation extraction tank 1, a limiting ring groove 2 is provided at the discharge port 3 at the lower end of the circulation extraction tank 1, and a notch is symmetrically opened on the lower end surface of the limiting ring groove 2. A multi-layer screen assembly is inserted from bottom to top at the discharge port 3, and one end of the multi-layer screen assembly is inserted into the notch and can rotate in the limiting ring groove 2. A driving assembly is provided on the top of the circulation extraction tank 1, and a fixed shaft 4 is rotatably installed in the circulation extraction tank 1. The upper end of the fixed shaft 4 passes through the top of the circulation extraction tank 1 and is connected to the driving assembly. A connecting frame 5 is provided at the lower end of the fixed shaft 4, and a disturbance rod 6 is provided at the lower end of the connecting frame 5 along the annular array. The lower end of the disturbance rod 6 is assembled and connected with a stirring plate 7, and the stirring plate 7 is located outside the multi-layer screen assembly. Based on the existing An electric downward-flipping door type circulating extraction tank 1 is improved, a limiting ring groove 2 is set at the discharge port 3 at the lower end of the tank body, and the assembly connection of the multi-layer screen assembly is realized through the limiting ring groove 2. When in use, the herbs can be placed in the multi-layer screen assembly in layers, which effectively increases the contact area between the herbs and water or other extraction solvents, and improves the extraction operation efficiency. At the same time, a mechanical disturbance component is set in the tank body, wherein the driving component includes a driving motor 16, a reducer 17 and a coupling 18. The driving motor 16 is arranged above the circulating extraction tank 1, and the input end of the reducer 17 is connected to the driving end of the driving motor 16. The output end of the reducer 17 is assembled and connected to the fixed shaft 4 through the coupling 18. During the circulation process of water or other extraction solvent solution, the driving motor 16 and the reducer 17 cooperate to drive the connecting frame 5, the disturbance rod 6 and the stirring plate 7 to rotate synchronously, and the medicinal liquid is stirred and disturbed, which can further increase the contact frequency between water or other extraction solvents and herbs, and further improve the working efficiency of the extraction operation.

[0017] In the specific implementation process, the above-mentioned multi-layer screen assembly includes a fixing ring 8, a support block 9, a handle 10 and a combined screen component. The support block 9 is welded to the outer wall of the fixing ring 8 and matches the size of the notch. The handle 10 is welded to the lower end surface of the fixing ring 8. The combined screen component is arranged on the fixing ring 8, wherein the combined screen component includes a column 11, a screen enclosure 12 and a layered screen 13. The column 11 is welded to the fixing ring 8 along a circular array. A rectangular groove is opened on the inner wall of the column 11, and a rotating support is arranged in the rectangular groove. The screen enclosure 12 is covered on the outside of the column 11, and the layered screen 13 is placed in the cylindrical space surrounded by the column 11 and is mutually clamped with the rotating support. The above-mentioned rotating support includes a fixing pin 14 and a support seat 15, and the fixing pin 14 is arranged in the rectangular groove The support seat 15 is rotatably matched with the fixing pin 14 and can be folded into the rectangular groove. When in use, the Chinese herbal medicine is placed in layers in the cylindrical space formed by the screen enclosure 12, the column 11 and the layered screen 13, and the support seat 15 is used to limit the support of the layered screen 13, so that the cylindrical space is divided into different layers from top to bottom, which can effectively increase the contact area between water or other extraction solvents and the Chinese herbal medicine. After completing the above actions, the multi-layer screen assembly is inserted into the tank body from bottom to top through the discharge port 3 at the lower end of the circulating extraction tank 1 through the handle 10, and the support block 9 on the side wall of the fixing ring 8 is inserted into the notch position at the lower end of the annular groove. Turn the handle 10 to rotate the multi-layer screen assembly as a whole by a certain angle, then fix the multi-layer screen assembly in the annular groove position, close the lower flip door, and the loading operation is completed.

[0018] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A combined multi-layer dynamic extraction device, comprising a circulating extraction tank, It is characterized in that The circulating extraction tank is an electric downward-flipping door type circulating extraction tank, a limiting ring groove is provided at the discharge port position at the lower end of the circulating extraction tank, a notch is symmetrically provided on the lower end surface of the limiting ring groove, a multi-layer screen assembly is inserted from bottom to top at the discharge port position, one end of the multi-layer screen assembly is inserted into the notch and can rotate in the limiting ring groove, a driving assembly is provided at the top of the circulating extraction tank, a fixed shaft is rotatably installed in the circulating extraction tank, the upper end of the fixed shaft passes through the top of the circulating extraction tank and is connected to the driving assembly, a connecting frame is provided at the lower end of the fixed shaft, a disturbance rod is provided at the lower end of the connecting frame along a circular array, a stirring plate is assembled and connected to the lower end of the disturbance rod, and the stirring plates are all located outside the multi-layer screen assembly.

2. A combined multi-layer dynamic extraction device according to claim 1, It is characterized in that The multi-layer screen assembly includes a fixed ring, a support block, a handle and a combined screen component. The support block is welded to the outer wall of the fixed ring and matches the size of the gap. The handle is welded to the lower end surface of the fixed ring. The combined screen component is arranged on the fixed ring.

3. A combined multi-layer dynamic extraction device according to claim 2, It is characterized in that The combined screen component includes columns, screen enclosures and layered screens. The columns are welded to a fixed ring along a circular array. A rectangular groove is opened on the inner wall surface of the column. A rotating support is arranged in the rectangular groove. The screen enclosure is covered on the outer side of the column. The layered screen is placed in a cylindrical space surrounded by the columns and is mutually engaged with the rotating support.

4. A combined multi-layer dynamic extraction device according to claim 3, It is characterized in that The rotating support member comprises a fixing pin and a supporting seat, wherein the fixing pin is arranged in a rectangular groove, and the supporting seat is rotatably matched with the fixing pin and can be folded into the rectangular groove.

5. A combined multi-layer dynamic extraction device according to claim 1, It is characterized in that The driving assembly includes a driving motor, a reducer and a coupling. The driving motor is arranged above the circulating extraction tank. The input end of the reducer is connected to the driving end of the driving motor. The output end of the reducer is connected to the fixed shaft assembly through the coupling.

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