Raw material crushing mechanism for supercritical fluid extraction

Abstract

The utility model relates to the technical field of supercritical fluid processing, and discloses a raw material crushing mechanism for supercritical fluid extraction, which comprises a bottom plate and a driven wheel, the top of the bottom plate is fixedly provided with a limiting frame, the top of the limiting frame is fixedly provided with a top plate, and the top of the driven wheel is fixedly provided with a rotating column. A limiting disc is fixedly mounted at the top of the rotating column, a fixing sleeve is fixedly mounted at the top of the top plate, a first connecting cylinder is fixedly mounted at the top of the fixing sleeve, a grinding sleeve is fixedly mounted in the fixing sleeve, and a first filter screen is fixedly mounted at the top of the first connecting cylinder. According to the raw material crushing mechanism for supercritical fluid extraction, through cooperation of a fixing sleeve, a first connecting cylinder, a feeding pipe, a first electromagnetic valve, a conveying pipe and a raw material tank, the first electromagnetic valve can be opened to enable raw materials in the raw material tank to enter the fixing sleeve through the feeding pipe and the first connecting cylinder, and when pressurization is needed, an upper booster pump can be additionally matched for automatic feeding, so that the raw material crushing mechanism is convenient to use. And the workload of workers can be reduced, and rapid feeding is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to supercritical fluid processing technical field, concretely is a raw material crushing mechanism for supercritical fluid extraction. BACKGROUND

[0002] Supercritical fluid extraction is the most advanced physical extraction technology in the world, referred to as SFE. At a relatively low temperature, the gas will be converted into liquid when the pressure is continuously increased. When the pressure increases, the volume of the liquid increases. For a certain substance, there is a critical temperature and critical pressure. Above the critical temperature and critical pressure, the substance will not become liquid or gas. This is the critical point. Within the range above the critical point, the state of the substance is between gas and liquid. The fluid within this range is called supercritical fluid. Supercritical fluid has strong penetration similar to gas and large density and solubility similar to liquid, and has good solvent properties. It can be used as a solvent for extraction and separation of monomers. Before supercritical fluid extraction, the raw materials need to be crushed.

[0003] Chinese utility model patent publication No. CN221413402U discloses a raw material crushing device for supercritical fluid extraction. The raw material crushing device for supercritical fluid extraction realizes preliminary crushing of the raw material by the crushing device and further grinding of the crushed raw material by the grinding device, making the raw material crushing more thorough, more sufficient, and more convenient for extraction. However, the raw material crushing device for supercritical fluid extraction is not convenient for feeding and discharging, and the staff needs to manually feed and discharge, resulting in increased workload of the staff, low work efficiency, and inconvenience for popularization and use. SUMMARY

[0004] The utility model solves the technical problem that the existing technology is not convenient for feeding and discharging, the staff needs to manually feed and discharge, resulting in increased workload of the staff, low work efficiency, and inconvenience for popularization and use.

[0005] The technical scheme adopted by the utility model is as follows: a raw material crushing mechanism for supercritical fluid extraction, comprising a bottom plate and a driven wheel, the bottom plate top is fixedly installed with a limiting frame, the limiting frame top is fixedly installed with a top plate, the driven wheel top is fixedly installed with a rotating column, the rotating column top is fixedly installed with a limiting disc, the top plate top is fixedly installed with a fixed sleeve, the fixed sleeve top is fixedly installed with a connecting barrel one, the fixed sleeve inside is fixedly installed with a grinding sleeve, the connecting barrel one top is fixedly installed with a filter screen one, the filter screen one top is fixedly installed with a connecting barrel two, the connecting barrel two top is fixedly installed with a top cover and a filter screen two.

[0006] Preferably, the bottom of the bottom plate is fixedly provided with support legs, the support legs are provided with two groups of the same two, and the two support legs are symmetrically distributed about the center line of the bottom plate.

[0007] Through the above technical scheme, the design of the support legs can stabilize the bottom plate, avoid shaking during work, and thus prevent the components above the bottom plate from tilting or moving, thereby affecting normal work.

[0008] Preferably, the top of the top plate is fixedly provided with a motor, the motor output is fixedly provided with a driving wheel, the outer side of the driving wheel is provided with a transmission belt, the other end of the transmission belt is provided with a driven wheel, the bottom of the limiting disc is provided with a grinding disc, the grinding disc is located at the bottom of the limiting disc, and the grinding disc is matched with a grinding sleeve.

[0009] Through the above technical scheme, the design of the motor can be started to rotate when working, and then the motor drives the driving wheel to rotate, which cooperates with the transmission belt to make the driven wheel rotate, so that the grinding disc rotates to crush the raw materials between the grinding disc and the grinding sleeve.

[0010] Preferably, the outer side of the connecting cylinder is provided with a feeding pipe, the other end of the feeding pipe is provided with a solenoid valve one, the other end of the solenoid valve one is provided with a conveying pipe, the other end of the conveying pipe is fixedly provided with a raw material tank, and the fixed sleeve, the connecting cylinder one, the feeding pipe, the solenoid valve one, the conveying pipe and the raw material tank are communicated.

[0011] Through the above technical scheme, the cooperation of the fixed sleeve, the connecting cylinder one, the feeding pipe, the solenoid valve one, the conveying pipe and the raw material tank can open the solenoid valve one to make the raw materials in the raw material tank enter the fixed sleeve through the feeding pipe and the connecting cylinder one, and when pressure boosting is needed, an additional pressure boosting pump can be used for automatic feeding, which can reduce the workload of workers and facilitate rapid feeding.

[0012] Preferably, the outer side of the connecting cylinder two is provided with a discharge pipe, the outer side of the discharge pipe is provided with a solenoid valve two, the other end of the discharge pipe is provided with a storage tank, the discharge pipe, the solenoid valve two and the storage tank are communicated, and the connecting cylinder two is located at the upper end of the filter screen one and the lower end of the filter screen two.

[0013] Through the above technical scheme, the design of the discharge pipe can make the crushed raw materials enter the discharge pipe through the use of the fan, at which time the solenoid valve one needs to be closed, and then the solenoid valve two is opened to make the crushed raw materials enter the storage tank through the action of the wind force, so as to realize automatic feeding and improve production efficiency.

[0014] Preferably, the fixed sleeve is provided with a air supply pipe outside, the other end of the air supply pipe is provided with a fan, the fixed sleeve, the air supply pipe and the fan are communicated, and the fan is fixedly installed with the bottom plate.

[0015] Through the above technical scheme, through the design of the air supply pipe, when the crushing is completed, the fan can be started, and then the air force enters the fixed sleeve through the air supply pipe, so that the automatic unloading in the interior can be realized.

[0016] Preferably, the filter screen one and the filter screen two are located at the upper and lower ends of the connecting cylinder two respectively, and the top cover is located at the top of the filter screen two.

[0017] Through the above technical scheme, through the design of the filter screen one, the raw materials with larger diameters can be blocked to avoid entering the storage tank, and then the filter screen two can avoid the adhesion of the raw materials at the top, so that the conveying can be facilitated.

[0018] Compared with the prior art, the raw material crushing mechanism for supercritical fluid extraction has the following beneficial effects:

[0019] 1. The raw material crushing mechanism for supercritical fluid extraction is characterized in that the fixed sleeve, the connecting cylinder one, the feeding pipe, the electromagnetic valve one, the conveying pipe and the raw material tank are matched, the electromagnetic valve one can be started to make the raw materials in the raw material tank enter the fixed sleeve through the feeding pipe and the connecting cylinder one, when pressure boosting is needed, the automatic feeding can be realized by additionally matching the pressure boosting pump, the workload of the workers can be reduced, and the rapid feeding can be facilitated.

[0020] 2. The raw material crushing mechanism for supercritical fluid extraction is characterized in that the design of the discharge pipe is that when the crushed raw materials enter the discharge pipe through the use of the fan, the electromagnetic valve one needs to be closed, then the electromagnetic valve two is started, the crushed raw materials enter the storage tank through the action of the air force, the automatic unloading can be realized, and the production efficiency can be improved.

[0021] 3. The raw material crushing mechanism for supercritical fluid extraction is characterized in that the design of the filter screen one is that the raw materials with larger diameters can be blocked to avoid entering the storage tank, then the filter screen two can avoid the adhesion of the raw materials at the top, so that the conveying can be facilitated. DRAWINGS

[0022] Figure 1 It is a three-dimensional structure diagram of the utility model Figure 1 ;

[0023] Figure 2 It is a three-dimensional structure diagram of the utility model Figure 2 ;

[0024] Figure 3 It is a schematic view of the driving wheel and the transmission belt installation structure of the utility model.

[0025] Figure 4 Schematic diagram of the separation structure of the limit plate and grinding plate of the utility model Figure 1 ;

[0026] Figure 2 Schematic diagram of the separation structure of the limit plate and grinding plate of the utility model Figure 6 ;

[0027] Figures 1-6 This is a schematic diagram of the installation structure of the top cover and filter screen 2 of the utility model.

[0028] Among them: 1. Bottom plate; 2. Support legs; 3. Limit frame; 4. Top plate; 5. Motor; 6. Driving wheel; 7. Conveyor belt; 8. Driven wheel; 9. Rotating column; 10. Limit disk; 11. Grinding disk; 12. Fixed sleeve; 13. Grinding sleeve; 14. Connecting cylinder 1; 15. Feeding pipe; 16. Solenoid valve 1; 17. Conveying pipe; 18. Raw material tank; 19. Filter screen 1; 20. Connecting cylinder 2; 21. Top cover; 22. Filter screen 2; 23. Discharge pipe; 24. Solenoid valve 2; 25. Storage tank; 26. Air supply pipe; 27. Fan. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0030] Example 1: Figures 2-6 As shown, the utility model provides a raw material crushing mechanism for supercritical fluid extraction, including a bottom plate 1 and a driven wheel 8, a limit frame 3 is fixedly installed on the top of the bottom plate 1, a top plate 4 is fixedly installed on the top of the limit frame 3, a rotating column 9 is fixedly installed on the top of the driven wheel 8, a limit disk 10 is fixedly installed on the top of the rotating column 9, a fixed sleeve 12 is fixedly installed on the top of the top plate 4, a connecting cylinder 14 is fixedly installed on the top of the fixing sleeve 12, a grinding sleeve 13 is fixedly installed inside the fixing sleeve 12, a filter screen 19 is fixedly installed on the top of the connecting cylinder 14, a connecting cylinder 20 is fixedly installed on the top of the filter screen 19, and a top cover 21 and a filter screen 22 are fixedly installed on the top of the connecting cylinder 20.

[0031] Specifically, support legs 2 are fixedly installed at the bottom of the base plate 1. Two identical groups of support legs 2 are provided, and each group of support legs 2 is provided with two identical support legs. The two support legs 2 are symmetrically distributed about the center line of the base plate 1. The advantage is that the design of the support legs 2 can stabilize the base plate 1 and prevent it from shaking easily during work, which may cause the components above the base plate 1 to tip over or shift, thereby affecting normal work.

[0032] Specifically, the top of the top plate 4 is fixedly installed with a motor 5, the output of the motor 5 is fixedly installed with a driving wheel 6, the outer side of the driving wheel 6 is provided with a transmission belt 7, the other end of the transmission belt 7 is provided with a driven wheel 8, the bottom of the limiting disc 10 is provided with a grinding disc 11, the grinding disc 11 is located at the bottom of the limiting disc 10, the grinding disc 11 is matched with the grinding sleeve 13, and the motor 5 is designed. When working, the motor 5 can be started to rotate, then the motor 5 drives the driving wheel 6 to rotate, cooperates with the transmission belt 7, so that the driven wheel 8 rotates, so that the grinding disc 11 rotates, and the raw materials between the grinding disc 11 and the grinding sleeve 13 can be crushed.

[0033] Specifically, the outer side of the connecting barrel one 14 is provided with a feeding pipe 15, the other end of the feeding pipe 15 is provided with a solenoid valve one 16, the other end of the solenoid valve one 16 is provided with a conveying pipe 17, the other end of the conveying pipe 17 is fixedly installed with a raw material tank 18, the fixed sleeve 12, the connecting barrel one 14, the feeding pipe 15, the solenoid valve one 16, the conveying pipe 17 and the raw material tank 18 are communicated, and the solenoid valve one 16 is opened to make the raw materials in the raw material tank 18 enter the fixed sleeve 12 through the feeding pipe 15 and the connecting barrel one 14. When the pressure needs to be increased, the automatic feeding can be additionally cooperated with the pressure pump, the workload of the workers can be reduced, and the rapid feeding is facilitated.

[0034] Example two: as shown in the previous embodiment. ​

[0035] Specifically, the outer side of the connecting barrel two 20 is provided with a discharging pipe 23, the outer side of the discharging pipe 23 is provided with a solenoid valve two 24, the other end of the discharging pipe 23 is provided with a storage tank 25, the discharging pipe 23, the solenoid valve two 24 and the storage tank 25 are communicated, the connecting barrel two 20 is located at the upper end of the filter screen one 19 and the lower end of the filter screen two 22, and the discharging pipe 23, the solenoid valve two 24 and the storage tank 25 are communicated. The advantage is that through the design of the discharging pipe 23, when the crushed raw materials enter the discharging pipe 23 through the use of the fan 27, the solenoid valve one 16 needs to be closed, then the solenoid valve two 24 is opened, so that the crushed raw materials enter the storage tank 25 under the action of the wind force, and automatic unloading can be realized, thereby improving the production efficiency.

[0036] Specifically, the outer side of the fixed sleeve 12 is provided with a air supply pipe 26, the other end of the air supply pipe 26 is provided with a fan 27, the fixed sleeve 12, the air supply pipe 26 and the fan 27 are communicated, and the fan 27 is fixedly installed with the bottom plate 1. The advantage is that through the design of the air supply pipe 26, after the crushing is completed, the fan 27 can be started, then the air force enters the fixed sleeve 12 through the air supply pipe 26, and automatic unloading in the inside can be realized. ​

[0037] Specific, filter screen 19 and filter screen 22 are located in the upper and lower ends of the connecting cylinder two 20, the top cover 21 is located at the top of the filter screen two 22, the advantage is, through the design of filter screen 19, can be blocked to the larger diameter of the raw material, avoid entering into the storage tank 25, then filter screen two 22 can avoid the raw material located at the top of the adhesion, can facilitate the delivery.

[0038] Working principle: in use, through the design of support leg 2, can for the bottom plate 1 play a stabilizing effect, avoid in work prone to shaking, thereby causing the components above the bottom plate 1 to be tilted or displaced, thereby affecting the normal work, through the design of motor 5, when working, can start motor 5 to rotate, then motor 5 drives the driving wheel 6 to rotate, cooperate with the transmission belt 7, can make the driven wheel 8 rotate, so that the grinding disc 11 can rotate, can make the raw material between the grinding disc 11 and the grinding sleeve 13 broken, through the cooperation of the fixed sleeve 12, the connecting cylinder one 14, the feeding pipe 15, the electromagnetic valve one 16, the conveying pipe 17 and the raw material tank 18, can open the electromagnetic valve one 16 to make the raw material in the raw material tank 18 enter into the fixed sleeve 12 through the feeding pipe 15 and the connecting cylinder one 14, when need to increase pressure, can additionally cooperate with the booster pump to automatically feed, can reduce the workload of workers, facilitate rapid feeding, through the design of the discharge pipe 23, when the crushed raw material is used through the use of the fan 27, can enter into the discharge pipe 23, at this time, need to close the electromagnetic valve one 16, then open the electromagnetic valve two 24, make the broken raw material enter into the storage tank 25 through the action of wind force, can realize automatic feeding, facilitate to improve production efficiency, through the design of the air supply pipe 26, when the crushing is completed, can open the fan 27, then make the wind force enter into the fixed sleeve 12 through the air supply pipe 26, can realize the automatic discharge inside, through the design of filter screen one 19, can be blocked to the larger diameter of the raw material, avoid entering into the storage tank 25, then filter screen two 22 can avoid the raw material located at the top of the adhesion, can facilitate the delivery.

[0039] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A raw material crushing mechanism for supercritical fluid extraction, comprising a bottom plate (1) and a driven wheel (8), characterized in that: A limit frame (3) is fixedly mounted on the top of the bottom plate (1), a top plate (4) is fixedly mounted on the top of the limit frame (3), a rotating column (9) is fixedly mounted on the top of the driven wheel (8), a limit disk (10) is fixedly mounted on the top of the rotating column (9), a fixing sleeve (12) is fixedly mounted on the top of the top plate (4), a connecting cylinder (14) is fixedly mounted on the top of the fixing sleeve (12), a grinding sleeve (13) is fixedly mounted inside the fixing sleeve (12), a filter screen (19) is fixedly mounted on the top of the connecting cylinder (14), a connecting cylinder (20) is fixedly mounted on the top of the filter screen (19), and a top cover (21) and a filter screen (22) are fixedly mounted on the top of the connecting cylinder (20).

2. The raw material pulverizing mechanism for supercritical fluid extraction according to claim 1, characterized in that: Support legs (2) are fixedly mounted on the bottom of the base plate (1), and two identical groups of support legs (2) are provided, with each group of support legs (2) being provided with two identical support legs, and the two support legs (2) are symmetrically distributed about the center line of the base plate (1).

3. The raw material pulverizing mechanism for supercritical fluid extraction according to claim 1, characterized in that: A motor (5) is fixedly mounted on the top of the top plate (4), a driving wheel (6) is fixedly mounted on the output of the motor (5), a transmission belt (7) is arranged on the outside of the driving wheel (6), and a driven wheel (8) is arranged at the other end of the transmission belt (7), and a grinding disc (11) is arranged at the bottom of the limiting disc (10), and the grinding disc (11) is located at the bottom of the limiting disc (10), and the grinding disc (11) is adapted to the grinding sleeve (13).

4. The raw material pulverizing mechanism for supercritical fluid extraction according to claim 1, characterized in that: A feeding pipe (15) is provided on the outside of the connecting cylinder (14), a solenoid valve (16) is provided on the other end of the feeding pipe (15), a delivery pipe (17) is provided on the other end of the solenoid valve (16), a raw material tank (18) is fixedly installed on the other end of the delivery pipe (17), and the fixed sleeve (12), the connecting cylinder (14), the feeding pipe (15), the solenoid valve (16), the delivery pipe (17) and the raw material tank (18) are in communication with each other.

5. The raw material pulverizing mechanism for supercritical fluid extraction according to claim 1, characterized in that: A discharge pipe (23) is provided on the outside of the second connecting tube (20), and a second solenoid valve (24) is provided on the outside of the discharge pipe (23). A storage tank (25) is provided at the other end of the discharge pipe (23). The discharge pipe (23), the second solenoid valve (24) and the storage tank (25) are in communication with each other. The second connecting tube (20) is located at the upper end of the first filter (19) and the lower end of the second filter (22).

6. The raw material pulverizing mechanism for supercritical fluid extraction according to claim 1, characterized in that: An air supply pipe (26) is provided on the outside of the fixed sleeve (12), and a fan (27) is provided at the other end of the air supply pipe (26). The fixed sleeve (12), the air supply pipe (26) and the fan (27) are in communication with each other, and the fan (27) is fixedly mounted on the bottom plate (1).

7. The raw material pulverizing mechanism for supercritical fluid extraction according to claim 1, characterized in that: The filter screen 1 (19) and the filter screen 2 (22) are respectively located at the upper and lower ends of the connecting cylinder 2 (20), and the top cover (21) is located on the top of the filter screen 2 (22).

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