CN214210186U

CN214210186U - Fast dissolving and filtering device in recrystallization process

Info

Publication number: CN214210186U
Application number: CN202022884608.9U
Authority: CN
Inventors: 杜景峰; 杜项龙; 查正兴
Original assignee: Gansu Hanju Pharmaceutical Co ltd
Current assignee: Gansu Hanju Pharmaceutical Co ltd
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-09-17
Anticipated expiration: 2030-12-03

Abstract

The utility model discloses a recrystallization process dissolves filter equipment fast belongs to recrystallization technical field. The rapid dissolving and filtering device for the recrystallization process comprises a main body, wherein the upper end of the main body is in threaded connection with an end cover, a plurality of groups of exhaust holes are formed in the end cover, the end cover is rotatably connected with a rotating rod, one side of the main body is fixedly connected with a filter cartridge, and one end of the filter cartridge, which is far away from the main body, is in threaded connection with a sealing cover; the utility model discloses, through main part, dwang, puddler, scraping the pole, realized stirring the solvent in the main part for the speed of dissolving, through cartridge filter, filter screen, sealed lid, realized filtering the solvent, avoided the frequent change instrument of operating personnel, improved the efficiency of operating personnel work greatly.

Description

Fast dissolving and filtering device in recrystallization process

Technical Field

The utility model relates to a recrystallization technical field especially relates to recrystallization process dissolves filter equipment fast.

Background

Recrystallization is a process of dissolving a solid compound in an organic solvent, completely dissolving the solid compound under heating, and precipitating out of the solution again after cooling, wherein the compound with impurities after recrystallization is purified, and the impurities are left in the mother liquor.

In order to precipitate crystals by lowering the temperature during recrystallization, and to precipitate crystals more favorably, it is necessary to control the lowering of the temperature well, and the conventional apparatus has already achieved a good effect of controlling the lowering of the temperature.

In order to improve the dissolution speed of solid compounds, the reaction system is required to be heated and stirred, then filtration is carried out, mechanical impurities are removed, operators need to replace various tools to realize the process, the working efficiency of the operators is seriously affected, and therefore, a recrystallization process rapid dissolution filtration device is provided according to the existing requirements.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that in the prior art, solid compounds are dissolved in a solvent, an operator needs to use different tools alternately, and the provided recrystallization process is used for dissolving and filtering the device quickly.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

recrystallization process dissolves filter equipment fast, comprising a main body, main part upper end threaded connection has the end cover be equipped with the multiunit exhaust hole on the end cover, the end cover is gone up to rotate and is connected with the dwang, main part one side fixedly connected with cartridge filter, the one end threaded connection that the main part was kept away from to the cartridge filter has sealed lid.

Preferably, dwang lower extreme fixedly connected with multiunit puddler, the one end fixedly connected with that the dwang was kept away from to the puddler scrapes the pole, it pastes with the main part inner wall mutually to scrape the pole.

Preferably, one side fixedly connected with dead lever that the sealed lid is close to the main part, sliding connection has the multiunit filter screen on the dead lever, symmetrical fixedly connected with fixed block in the filter screen, the symmetry is equipped with the sliding tray on the dead lever, sliding tray one side is equipped with the multiunit T-slot, the fixed block all matches with sliding tray, T-slot.

Preferably, a plurality of groups of liquid discharge pipes are arranged on the sealing cover, one side, far away from the main body, of the sealing cover is rotatably connected with a rotating block, a plurality of groups of rotating grooves are formed in the sealing cover, a plurality of groups of stop blocks are fixedly connected to the rotating block, the rotating block is matched with the rotating grooves, and the rotating block is matched with the liquid discharge pipes.

Preferably, the main body and the filter cartridge are transparent pieces.

Compared with the prior art, the utility model provides a recrystallization process dissolves filter equipment fast possesses following beneficial effect:

1. according to the rapid dissolving and filtering device, the end cover can prevent external impurities from accidentally falling into the main body, the exhaust hole can change the direction of hot steam exhaust, and the harm to operators is avoided;

2. according to the rapid dissolving and filtering device, the main body is heated by using the alcohol lamp, so that the dissolution of the solid compound into the solvent is accelerated, and meanwhile, the dissolution of the solid compound can be further accelerated by rotating the rotating rod;

3. according to the rapid dissolving and filtering device, when the dissolved liquid needs to be filtered, the rotating block is rotated at first, the liquid discharge pipe is opened, the main body is inclined, and the solvent in the main body can be filtered for multiple times due to the fact that the filter cartridges are connected with multiple groups of filter screens, so that the impurities in the solvent are thoroughly filtered, the filtered solvent is discharged through the liquid discharge pipe, and convenience is brought to collection of operators;

4. this quick dissolving filter equipment, after the filtration finishes, operating personnel can take off sealed lid, takes off the filter screen, and then clears up the impurity on the filter screen.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses a main part, dwang, puddler, scraping the pole have realized stirring the solvent in the main part for the speed of dissolving, through cartridge filter, filter screen, sealed lid, realized filtering the solvent, avoided the frequent change instrument of operating personnel, improved the efficiency of operating personnel work greatly.

Drawings

FIG. 1 is a schematic sectional view of a recrystallization process rapid dissolution filtration apparatus according to the present invention;

FIG. 2 is a schematic structural view of a filter screen of the rapid dissolution filtration device for recrystallization;

FIG. 3 is a schematic structural view of a sealing cover of a rapid dissolution filtration device in a recrystallization process according to the present invention;

fig. 4 is a schematic structural diagram of a portion a in fig. 1 of a recrystallization process rapid dissolution filtration apparatus according to the present invention.

In the figure: 1. a main body; 2. a filter cartridge; 3. an end cap; 4. rotating the rod; 5. a stirring rod; 6. a scraping rod; 7. an exhaust hole; 8. a sealing cover; 9. rotating the block; 10. a liquid discharge pipe; 11. fixing the rod; 12. a filter screen; 13. a fixed block; 14. a T-shaped slot; 15. a stopper; 16. a sliding groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1-4, the recrystallization process rapid dissolution filtering device comprises a main body 1, wherein the upper end of the main body 1 is in threaded connection with an end cover 3, the end cover 3 is provided with a plurality of groups of exhaust holes 7, the end cover 3 is rotatably connected with a rotating rod 4, one side of the main body 1 is fixedly connected with a filter cartridge 2, and one end of the filter cartridge 2, which is far away from the main body 1, is in threaded connection with a sealing cover 8.

When the device is used, firstly, the end cover 3 is rotated, the end cover 3 is taken down, the solvent and the solid compound are placed in the main body 1, then the end cover 3 is placed on the main body 1, the end cover 3 can prevent external impurities from accidentally falling into the main body 1, the exhaust holes 7 can change the direction of hot steam exhaust, injury to operators is avoided, the main body 1 is heated by using an alcohol lamp, the solid compound is accelerated to be dissolved into the solvent, meanwhile, the stirring rod 5 can be rotated by rotating the rotating rod 4 to stir the solution, the dissolution of the solid compound is further accelerated, the scraping rod 6 is rotated while the stirring rod 5 rotates to scrape the inner wall of the main body 1, the solid compound is prevented from being adhered to the inner wall of the main body 1, and meanwhile, the scraping rod 6 plays a certain stirring role, and the dissolution of the solid compound is accelerated;

when the dissolved liquid needs to be filtered, the rotating block 9 is rotated at first to enable the stop block 15 to be separated from the liquid discharge pipe 10, then the liquid discharge pipe 10 is opened, the main body 1 is inclined, so that the solvent in the main body 1 is discharged through the filter cylinder 2, as the filter cylinder 2 is internally connected with a plurality of groups of filter screens 12, the solvent in the main body 1 can be filtered for many times, the impurities in the solvent are thoroughly filtered, and the filtered solvent is discharged through the liquid discharge pipe 10, so that an operator can conveniently collect the solvent;

after finishing filtering, operating personnel can take off sealed lid 8, because sealed lid 8 and 11 fixed connection of dead lever, and then take out dead lever 11, make fixed block 13 and T-slot 14 break away from the matching through rotating filter screen 12, again with filter screen 12 roll-off sliding tray 16, can take off filter screen 12, and then clear up the impurity on the filter screen 12.

Example 2:

referring to fig. 1, a recrystallization process fast dissolving filter apparatus, substantially the same as in example 1, further comprising: dwang 4 lower extreme fixedly connected with multiunit puddler 5, the one end fixedly connected with that dwang 4 was kept away from to puddler 5 scrapes pole 6, scrapes pole 6 and pastes with 1 inner wall of main part mutually, is convenient for stir the solvent.

Example 3:

referring to fig. 1-2 and 4, a recrystallization process fast dissolving filter apparatus, substantially the same as in example 1, further comprising: one side fixedly connected with dead lever 11 that sealed lid 8 is close to main part 1, sliding connection has multiunit filter screen 12 on the dead lever 11, and symmetrical fixedly connected with fixed block 13 in the filter screen 12, the symmetry is equipped with sliding tray 16 on the dead lever 11, and sliding tray 16 one side is equipped with multiunit T-slot 14, and fixed block 13 all matches with sliding tray 16, T-slot 14, is convenient for take out filter screen 12.

Example 4:

referring to fig. 1 and 3, a recrystallization process fast dissolving filter device, which is substantially the same as the example 1, further includes: be equipped with multiunit fluid-discharge tube 10 on the sealed lid 8, sealed lid 8 is kept away from one side of main part 1 and is rotated and be connected with turning block 9, is equipped with multiunit rotation groove in the sealed lid 8, fixedly connected with multiunit dog 15 on the turning block 9, and turning block 9 matches with the rotation groove, and turning block 9 and fluid-discharge tube 10 phase-match are convenient for control the switch of fluid-discharge tube 10.

Example 5:

referring to fig. 1, a recrystallization process fast dissolving filter apparatus, substantially the same as in example 1, further comprising: the main part 1 and the filter cartridge 2 are transparent pieces, so that an operator can observe the conditions.

The utility model discloses in, through main part 1, dwang 4, puddler 5, scrape pole 6, realized stirring the solvent in the main part 1 for the speed of dissolving, through cartridge filter 2, filter screen 12, sealed lid 8, realized filtering the solvent, avoided the frequent change instrument of operating personnel, improved the efficiency of operating personnel work greatly.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Recrystallization process dissolves filter equipment fast, including main part (1), its characterized in that, main part (1) upper end threaded connection has end cover (3) be equipped with multiunit exhaust hole (7) on end cover (3), it is connected with dwang (4) to rotate on end cover (3), main part (1) one side fixedly connected with cartridge filter (2), the one end threaded connection that main part (1) was kept away from in cartridge filter (2) has sealed lid (8).

2. The recrystallization process rapid dissolution filtering apparatus according to claim 1, wherein a plurality of groups of stirring rods (5) are fixedly connected to the lower end of the rotating rod (4), a scraping rod (6) is fixedly connected to one end of the stirring rod (5) far away from the rotating rod (4), and the scraping rod (6) is attached to the inner wall of the main body (1).

3. The recrystallization process rapid dissolution filtering device according to claim 2, wherein a fixing rod (11) is fixedly connected to one side of the sealing cover (8) close to the main body (1), a plurality of groups of filtering nets (12) are slidably connected onto the fixing rod (11), fixing blocks (13) are symmetrically and fixedly connected into the filtering nets (12), sliding grooves (16) are symmetrically arranged on the fixing rod (11), a plurality of groups of T-shaped grooves (14) are arranged on one side of the sliding grooves (16), and the fixing blocks (13) are matched with the sliding grooves (16) and the T-shaped grooves (14).

4. The rapid dissolution and filtration device for recrystallization process according to claim 3, wherein a plurality of liquid discharge pipes (10) are arranged on the sealing cover (8), a rotating block (9) is rotatably connected to one side of the sealing cover (8) far away from the main body (1), a plurality of rotating grooves are arranged in the sealing cover (8), a plurality of stop blocks (15) are fixedly connected to the rotating block (9), the rotating block (9) is matched with the rotating grooves, and the rotating block (9) is matched with the liquid discharge pipes (10).

5. The recrystallization process rapid dissolution filter apparatus according to claim 4, wherein the main body (1) and the filter cartridge (2) are transparent.