IsoVC sodium intermediate crude product solution continuous crystallization separator

Abstract

The utility model relates to the technical field of iso-VC sodium preparation, in particular to a continuous crystallization separator for an iso-VC sodium intermediate crude product solution, which is characterized in that raw materials are sprayed into a separation mechanism through a feeding mechanism to crystallize iso-VC sodium, then the iso-VC sodium in the separation mechanism is scraped off through the separation mechanism, and then the iso-VC sodium is stored through a storage mechanism. The practicability of the equipment is improved; comprising a separation mechanism; the device further comprises a feeding mechanism, a cleaning mechanism and a storage mechanism, the feeding mechanism and the storage mechanism are both installed on the separation mechanism, and the separation mechanism is installed on the feeding mechanism. The feeding mechanism conveys raw materials, the separation mechanism enables sodium erythorbate in the raw materials to be crystallized, the cleaning mechanism cleans the sodium erythorbate in the separation mechanism, and the storage mechanism stores the sodium erythorbate.

Description

Technical Field

[0001] The utility model relates to the technical field of the preparation of sodium isovc, in particular to a continuous crystallization separator for the crude solution of sodium isovc intermediate. Background Technique

[0002] Sodium isovc, namely sodium D-isovoascorbate, is an important food additive. During the production process, it needs to be subjected to crystallization separation treatment to remove the moisture in sodium isovc. Generally, a clogging-proof crystallization separator disclosed in the utility model patent with the publication number of CN218474902U and a detachable crystallization separator disclosed in the utility model patent with the publication number of CN214319181U are used to carry out the crystallization separation of sodium isovc.

[0003] However, the existing crystallization separator has a relatively simple structure, is not convenient for continuous production, affects the production efficiency, and results in poor practicability. Therefore, a continuous crystallization separator for the crude solution of sodium isovc intermediate is urgently needed to improve the above problems. Summary of the Utility Model

[0004] To solve the above technical problems, the utility model provides a continuous crystallization separator for the crude solution of sodium isovc intermediate, which sprays raw materials into a separation mechanism through a feeding mechanism to crystallize sodium isovc, then scrapes the sodium isovc in the separation mechanism through the separation mechanism, and stores the sodium isovc through a storage mechanism, thereby improving the practicability of the equipment.

[0005] The continuous crystallization separator for the crude solution of sodium isovc intermediate of the utility model includes a separation mechanism; it also includes a feeding mechanism, a cleaning mechanism and a storage mechanism. The feeding mechanism and the storage mechanism are both installed on the separation mechanism, and the separation mechanism is installed on the feeding mechanism;

[0006] The feeding mechanism conveys raw materials, the separation mechanism crystallizes sodium isovc in the raw materials, the cleaning mechanism cleans the sodium isovc in the separation mechanism, and the storage mechanism stores the sodium isovc;

[0007] The raw materials are sprayed into the separation mechanism through the feeding mechanism to crystallize sodium isovc, then the sodium isovc in the separation mechanism is scraped off through the separation mechanism, and the sodium isovc is stored through the storage mechanism, thereby improving the practicability of the equipment.

[0008] Preferably, the separation mechanism includes a heating box, a diversion plate, a diversion groove, a water storage tank, a drain valve, and a vacuum pump. The diversion plate is installed on the feeding mechanism, the diversion groove is installed inside the heating box, the water storage tank is installed on the outer surface of the heating box, and the water storage tank is communicated with the inside of the diversion groove through a solenoid valve. The drain valve is installed at the bottom end of the water storage tank, and the vacuum pump is installed on the feeding mechanism. The heating box is sealed by the feeding mechanism, and then the raw materials are sprayed into the heating box. The heating box heats the raw materials. At the same time, the vacuum pump is turned on to discharge the air in the heating box, creating a negative pressure environment inside the heating box. Then, the water vapor evaporates to the top of the heating box and forms condensed water. The condensed water is then diverted by the diversion plate and flows into the diversion groove, and then the condensed water is discharged into the water storage tank through the diversion groove for storage, thereby improving the practicability of the equipment.

[0009] Preferably, the feeding mechanism includes a rotating mechanism, a rotary joint, a conveying pipe, a water spraying pipe, and multiple groups of nozzles. The rotating mechanism is installed on the top of the heating box, the conveying pipe is fixedly installed on the rotating mechanism, the bottom end of the rotary joint is rotatably connected to the top end of the conveying pipe, and multiple groups of nozzles are all installed at the bottom end of the conveying pipe through the water spraying pipe, and multiple groups of nozzles are all located inside the heating box. Connect the raw material pipeline to the rotary joint, and at the same time rotate multiple groups of nozzles through the rotating mechanism. Then, the raw materials pass through the rotary joint, the conveying pipe, and the water spraying pipe in sequence, and then the raw materials are evenly sprayed onto the inner wall of the heating box through multiple groups of nozzles. The heating box heats the raw materials and, in combination with the negative pressure environment, enables the rapid crystallization of sodium erythorbate, thereby improving the practicability of the equipment.

[0010] Preferably, the rotating mechanism includes multiple groups of cylinders, a sealing ring, a sealing cover, a toothed ring, a first motor, and a gear. The bottom ends of multiple groups of cylinders are all installed on the top of the heating box, the bottom end of the sealing ring is connected to the top ends of multiple groups of cylinders, the sealing cover is rotatably installed in the middle of the sealing ring, the vacuum pump is installed on the sealing ring, the conveying pipe is fixedly installed on the sealing cover, the bottom end of the toothed ring is connected to the top end of the sealing cover, the first motor is fixedly installed on the sealing ring, the gear is installed on the output shaft of the first motor, and the side end of the gear is meshed with the side end of the toothed ring. By contracting multiple groups of cylinders, the sealing ring and the sealing cover cooperate to seal the top end of the heating box. Then, the first motor is turned on, and through the meshing transmission of the gear and the toothed ring, multiple groups of nozzles are rotated, facilitating the uniform spraying of raw materials onto the inner wall of the heating box by multiple groups of nozzles, thereby improving the practicability of the equipment.

[0011] Preferably, the cleaning mechanism includes a support frame, a scraper, and multiple groups of springs. The top end of the support frame is installed on the conveying pipe, the scraper is installed in the support frame through multiple groups of springs, and the left end of the scraper contacts the inner wall of the heating box. By rotating the conveying pipe, the scraper scrapes off the sodium erythorbate on the inner wall of the heating box, thereby improving the practicability of the equipment.

[0012] Preferably, the storage mechanism includes a crushing mechanism, a storage box, a second motor, and a screw conveyor shaft. The crushing mechanism is installed inside the heating box, the storage box is installed at the bottom of the heating box, and the interiors of the heating box and the storage box are interconnected. A discharge valve is provided at the bottom left of the storage box. The second motor is installed at the right end of the storage box, one end of the screw conveyor shaft is installed on the output shaft of the second motor, and the other end of the screw conveyor shaft extends into the storage box. The crushing mechanism crushes the sodium erythorbate scraped off by the scraper, and then the sodium erythorbate falls into the storage box, enabling the storage box to store the sodium erythorbate. When discharging, the second motor is turned on to rotate the screw conveyor shaft, conveying the sodium erythorbate in the storage box from right to left, and discharging the sodium erythorbate through the discharge valve of the storage box, thereby improving the practicability of the equipment.

[0013] Preferably, the crushing mechanism includes a two-way motor, a guide cover, and a crushing shaft. The two-way motor is installed at the bottom inside the heating box, the guide cover is installed on a set of output shafts of the two-way motor, and the crushing shaft is installed on the other set of output shafts of the two-way motor. The two-way motor is turned on to rotate the guide cover and the crushing shaft. The guide cover disperses the sodium erythorbate scraped off by the scraper, and then the rotating crushing shaft crushes the sodium erythorbate, thereby improving the practicability of the equipment.

[0014] Compared with the prior art, the beneficial effects of the present utility model are as follows: The raw materials are sprayed into the separation mechanism through the feeding mechanism to crystallize the sodium erythorbate. Then, the sodium erythorbate in the separation mechanism is scraped off by the separation mechanism, and then stored by the storage mechanism, thereby improving the practicability of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is the first axonometric structural schematic diagram of the present utility model;

[0016] Figure 2 is the second axonometric structural schematic diagram of the present utility model;

[0017] Figure 3 is the front structural schematic diagram of the present utility model;

[0018] Figure 4 is the front sectional structural schematic diagram of the present utility model;

[0019] Figure 5 is the top structural schematic diagram of the present utility model;

[0020] Figure 6 is the present utility model Figure 4 in the enlarged structural schematic diagram of part A.

[0021] Reference numerals in the drawings: 1, heating box; 2, deflector; 3, diversion groove; 4, water storage tank; 5, drain valve; 6, vacuum pump; 7, rotary joint; 8, delivery pipe; 9, water spray pipe; 10, nozzle; 11, cylinder; 12, sealing ring; 13, sealing cover; 14, toothed ring; 15, first motor; 16, gear; 17, support frame; 18, scraper; 19, spring; 20, storage box; 21, second motor; 22, screw conveyor shaft; 23, two-way motor; 24, guide cover; 25, crushing shaft. Detailed implementation mode

[0022] For ease of understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings. The present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0023] Embodiment 1

[0024] A continuous crystallization separator for crude isosorbide mononitrate intermediate solution includes a separation mechanism; it also includes a feeding mechanism, a cleaning mechanism and a storage mechanism. The feeding mechanism and the storage mechanism are both installed on the separation mechanism, and the separation mechanism is installed on the feeding mechanism;

[0025] The feeding mechanism conveys the raw materials, the separation mechanism crystallizes the isosorbide mononitrate in the raw materials, the cleaning mechanism cleans the isosorbide mononitrate in the separation mechanism, and the storage mechanism stores the isosorbide mononitrate;

[0026] The separation mechanism includes a heating box 1, a deflector 2, a diversion groove 3, a water storage tank 4, a drain valve 5 and a vacuum pump 6. The deflector 2 is installed on the feeding mechanism, the diversion groove 3 is installed inside the heating box 1, the water storage tank 4 is installed on the outer surface of the heating box 1, and the water storage tank 4 communicates with the inside of the diversion groove 3 through an electromagnetic valve. The drain valve 5 is installed at the bottom of the water storage tank 4, and the vacuum pump 6 is installed on the feeding mechanism;

[0027] The feeding mechanism includes a rotating mechanism, a rotary joint 7, a delivery pipe 8, a water spray pipe 9 and multiple groups of nozzles 10. The rotating mechanism is installed on the top of the heating box 1, the delivery pipe 8 is fixedly installed on the rotating mechanism, the bottom end of the rotary joint 7 is rotatably connected to the top end of the delivery pipe 8, and multiple groups of nozzles 10 are all installed at the bottom end of the delivery pipe 8 through the water spray pipe 9, and multiple groups of nozzles 10 are all located inside the heating box 1;

[0028] The rotation mechanism includes multiple groups of cylinders 11, a sealing ring 12, a sealing cover 13, a toothed ring 14, a first motor 15, and a gear 16. The bottom ends of the multiple groups of cylinders 11 are all installed on the top of the heating box 1. The bottom end of the sealing ring 12 is connected to the top ends of the multiple groups of cylinders 11. The sealing cover 13 is rotatably installed in the middle of the sealing ring 12. The vacuum pump 6 is installed on the sealing ring 12. The delivery pipe 8 is fixedly installed on the sealing cover 13. The bottom end of the toothed ring 14 is connected to the top end of the sealing cover 13. The first motor 15 is fixedly installed on the sealing ring 12. The gear 16 is installed on the output shaft of the first motor 15, and the side end of the gear 16 is meshed and connected to the side end of the toothed ring 14;

[0029] The cleaning mechanism includes a support frame 17, a scraper 18, and multiple groups of springs 19. The top end of the support frame 17 is installed on the delivery pipe 8. The scraper 18 is installed in the support frame 17 through multiple groups of springs 19, and the left end of the scraper 18 is in contact with the inner wall of the heating box 1;

[0030] Connect the raw material pipeline to the rotary joint 7. Through the contraction of the multiple groups of cylinders 11, the sealing ring 12 and the sealing cover 13 cooperate to seal the top end of the heating box 1. Then turn on the first motor 15. Through the meshing transmission of the gear 16 and the toothed ring 14, the multiple groups of nozzles 10 are rotated. Then the raw materials pass through the rotary joint 7, the delivery pipe 8, and the water spray pipe 9 in sequence, so that the multiple groups of nozzles 10 evenly spray the raw materials onto the inner wall of the heating box 1, and the heating box 1 heats the raw materials. At the same time, turn on the vacuum pump 6 to discharge the air in the heating box 1, so as to form a negative pressure environment inside the heating box 1. Then the water vapor evaporates to the top of the heating box 1 and forms condensed water. Then the condensed water is guided by the guide plate 2 and flows into the guide groove 3, and then the condensed water is discharged into the water storage tank 4 through the guide groove 3 for storage. And when the multiple groups of nozzles 10 spray the raw materials, the scraper 18 scrapes off the sodium erythorbate on the inner wall of the heating box 1, thereby improving the practicability of the equipment.

[0031] Embodiment 2

[0032] As Figures 1 to 6 shown, a continuous crystallization separator for crude sodium erythorbate intermediate solution includes a separation mechanism; it also includes a feeding mechanism, a cleaning mechanism, and a storage mechanism. The feeding mechanism and the storage mechanism are both installed on the separation mechanism, and the separation mechanism is installed on the feeding mechanism;

[0033] The feeding mechanism conveys the raw materials, the separation mechanism crystallizes the sodium erythorbate in the raw materials, the cleaning mechanism cleans the sodium erythorbate in the separation mechanism, and the storage mechanism stores the sodium erythorbate;

[0034] The separation mechanism includes a heating box 1, a diversion plate 2, a diversion groove 3, a water storage tank 4, a drain valve 5 and a vacuum pump 6. The diversion plate 2 is installed on the feeding mechanism, the diversion groove 3 is installed inside the heating box 1, the water storage tank 4 is installed on the outer surface of the heating box 1, and the water storage tank 4 is communicated with the inside of the diversion groove 3 through an electromagnetic valve. The drain valve 5 is installed at the bottom end of the water storage tank 4, and the vacuum pump 6 is installed on the feeding mechanism;

[0035] The feeding mechanism includes a rotating mechanism, a rotary joint 7, a conveying pipe 8, a water spraying pipe 9 and multiple groups of nozzles 10. The rotating mechanism is installed on the top of the heating box 1, the conveying pipe 8 is fixedly installed on the rotating mechanism, the bottom end of the rotary joint 7 is rotatably connected to the top end of the conveying pipe 8, multiple groups of nozzles 10 are all installed at the bottom end of the conveying pipe 8 through the water spraying pipe 9, and multiple groups of nozzles 10 are all located inside the heating box 1;

[0036] The rotating mechanism includes multiple groups of cylinders 11, a sealing ring 12, a sealing cover 13, a gear ring 14, a first motor 15 and a gear 16. The bottom ends of multiple groups of cylinders 11 are all installed on the top of the heating box 1, the bottom end of the sealing ring 12 is connected to the top ends of multiple groups of cylinders 11, the sealing cover 13 is rotatably installed in the middle of the sealing ring 12, the vacuum pump 6 is installed on the sealing ring 12, the conveying pipe 8 is fixedly installed on the sealing cover 13, the bottom end of the gear ring 14 is connected to the top end of the sealing cover 13, the first motor 15 is fixedly installed on the sealing ring 12, the gear 16 is installed on the output shaft of the first motor 15, and the side end of the gear 16 is meshed with the side end of the gear ring 14;

[0037] The cleaning mechanism includes a support frame 17, a scraper 18 and multiple groups of springs 19. The top end of the support frame 17 is installed on the conveying pipe 8, the scraper 18 is installed in the support frame 17 through multiple groups of springs 19, and the left end of the scraper 18 is in contact with the inner wall of the heating box 1;

[0038] The storage mechanism includes a crushing mechanism, a storage box 20, a second motor 21 and a spiral conveyor shaft 22. The crushing mechanism is installed inside the heating box 1, the storage box 20 is installed at the bottom end of the heating box 1, and the inside of the heating box 1 is communicated with the inside of the storage box 20. A discharge valve is arranged at the bottom left end of the storage box 20. The second motor 21 is installed at the right end of the storage box 20, one end of the spiral conveyor shaft 22 is installed on the output shaft of the second motor 21, and the other end of the spiral conveyor shaft 22 extends into the inside of the storage box 20;

[0039] The crushing mechanism includes a bidirectional motor 23, a guide cover 24 and a crushing shaft 25. The bidirectional motor 23 is installed at the bottom inside the heating box 1, the guide cover 24 is installed on a set of output shafts of the bidirectional motor 23, and the crushing shaft 25 is installed on the other set of output shafts of the bidirectional motor 23;

[0040] Connect the raw material pipeline to the rotary joint 7. Through the contraction of multiple groups of cylinders 11, the sealing ring 12 and the sealing cover 13 cooperate to seal the top of the heating box 1. Then turn on the first motor 15, which drives the rotation of multiple groups of spray heads 10 through the meshing of the gear 16 and the toothed ring 14. Then the raw material passes through the rotary joint 7, the delivery pipe 8 and the water spray pipe 9 in sequence, so that multiple groups of spray heads 10 evenly spray the raw material onto the inner wall of the heating box 1. The heating box 1 heats the raw material. At the same time, turn on the vacuum pump 6 to discharge the air in the heating box 1, creating a negative pressure environment inside the heating box 1. Then the water vapor evaporates to the top of the heating box 1 and forms condensed water, and the condensed water is diverted by the diversion plate 2 so that the condensed water flows into the diversion groove 3, and then the condensed water is discharged into the water storage tank 4 through the diversion groove 3 for storage. And when multiple groups of spray heads 10 spray the raw material, the scraper 18 scrapes off the sodium erythorbate on the inner wall of the heating box 1. Then turn on the bidirectional motor 23 to rotate the guide cover 24 and the crushing shaft 25. The guide cover 24 disperses the sodium erythorbate scraped off by the scraper 18, and then the rotating crushing shaft 25 crushes the sodium erythorbate. Then the sodium erythorbate falls into the storage box 20, and the storage box 20 stores the sodium erythorbate. When discharging, turn on the second motor 21 to rotate the spiral conveyor shaft 22, and convey the sodium erythorbate in the storage box 20 from right to left, and discharge the sodium erythorbate through the discharge valve of the storage box 20, thereby improving the practicability of the equipment.

[0041] The heating box 1, the vacuum pump 6, the cylinders 11, the first motor 15 and the bidirectional motor 23 of a kind of sodium erythorbate intermediate crude product solution continuous crystallization separator of the present utility model are purchased on the market. Those skilled in the industry only need to install and operate according to the attached operation manuals, without the need for creative labor from those skilled in the art.

[0042] The above are only the preferred embodiments of the present utility model. It should be noted that for those of ordinary skill in the art in this technical field, without departing from the technical principle of the present utility model, several improvements and modifications can still be made, and these improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims

1. A continuous crystallization separator for crude D-sodium erythorbate intermediate solution, comprising a separation mechanism; characterized in that, It also includes a feeding mechanism, a cleaning mechanism and a storage mechanism. The feeding mechanism and the storage mechanism are both installed on the separation mechanism, and the separation mechanism is installed on the feeding mechanism; The feeding mechanism conveys the raw materials. The separation mechanism crystallizes the sodium erythorbate in the raw materials. The cleaning mechanism cleans the sodium erythorbate in the separation mechanism. The storage mechanism stores the sodium erythorbate; The separation mechanism includes a heating box (1), a diversion plate (2), a diversion groove (3), a water storage tank (4), a drain valve (5) and a vacuum pump (6). The diversion plate (2) is installed on the feeding mechanism. The diversion groove (3) is installed inside the heating box (1). The water storage tank (4) is installed on the outer surface of the heating box (1), and the water storage tank (4) communicates with the inside of the diversion groove (3) through an electromagnetic valve. The drain valve (5) is installed at the bottom end of the water storage tank (4). The vacuum pump (6) is installed on the feeding mechanism; The feeding mechanism includes a rotating mechanism, a rotary joint (7), a conveying pipe (8), a water spraying pipe (9) and multiple groups of nozzles (10). The rotating mechanism is installed on the top of the heating box (1). The conveying pipe (8) is fixedly installed on the rotating mechanism. The bottom end of the rotary joint (7) is rotatably connected to the top end of the conveying pipe (8). Multiple groups of nozzles (10) are all installed at the bottom end of the conveying pipe (8) through the water spraying pipe (9), and multiple groups of nozzles (10) are all located inside the heating box (1); The cleaning mechanism includes a support frame (17), a scraper (18) and multiple groups of springs (19). The top end of the support frame (17) is installed on the conveying pipe (8). The scraper (18) is installed in the support frame (17) through multiple groups of springs (19), and the left end of the scraper (18) is in contact with the inner wall of the heating box (1); The storage mechanism includes a crushing mechanism, a storage box (20), a second motor (21) and a spiral conveying shaft (22). The crushing mechanism is installed inside the heating box (1). The storage box (20) is installed at the bottom end of the heating box (1), and the inside of the heating box (1) communicates with the inside of the storage box (20). A discharge valve is arranged at the bottom left of the storage box (20). The second motor (21) is installed at the right end of the storage box (20). One end of the spiral conveying shaft (22) is installed on the output shaft of the second motor (21), and the other end of the spiral conveying shaft (22) extends into the inside of the storage box (20).

2. The continuous crystallization separator for the crude product solution of sodium isovc described in claim 1, wherein The rotating mechanism includes multiple groups of cylinders (11), a sealing ring (12), a sealing cover (13), a toothed ring (14), a first motor (15) and a gear (16). The bottom ends of multiple groups of cylinders (11) are all installed on the top of the heating box (1). The bottom end of the sealing ring (12) is connected to the top ends of multiple groups of cylinders (11). The sealing cover (13) is rotatably installed in the middle of the sealing ring (12). The vacuum pump (6) is installed on the sealing ring (12). The conveying pipe (8) is fixedly installed on the sealing cover (13). The bottom end of the toothed ring (14) is connected to the top end of the sealing cover (13). The first motor (15) is fixedly installed on the sealing ring (12). The gear (16) is installed on the output shaft of the first motor (15), and the side end of the gear (16) is meshed with the side end of the toothed ring (14).

3. The continuous crystallization separator for the crude solution of sodium isocitrate as described in claim 1, characterized in that The crushing mechanism includes a bidirectional motor (23), a guide cover (24) and a crushing shaft (25). The bidirectional motor (23) is installed at the bottom inside the heating box (1), the guide cover (24) is installed on a set of output shafts of the bidirectional motor (23), and the crushing shaft (25) is installed on the other set of output shafts of the bidirectional motor (23).

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