CN220860702U - Device for preparing cooling crystallization of phloroglucinol - Google Patents
Device for preparing cooling crystallization of phloroglucinol Download PDFInfo
- Publication number
- CN220860702U CN220860702U CN202322521190.9U CN202322521190U CN220860702U CN 220860702 U CN220860702 U CN 220860702U CN 202322521190 U CN202322521190 U CN 202322521190U CN 220860702 U CN220860702 U CN 220860702U
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- fixedly connected
- cooling
- filter
- cooling crystallization
- crystallization device
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- 238000001816 cooling Methods 0.000 title claims abstract description 52
- 238000002425 crystallisation Methods 0.000 title claims abstract description 35
- 230000008025 crystallization Effects 0.000 title claims abstract description 35
- JPYHHZQJCSQRJY-UHFFFAOYSA-N Phloroglucinol Natural products CCC=CCC=CCC=CCC=CCCCCC(=O)C1=C(O)C=C(O)C=C1O JPYHHZQJCSQRJY-UHFFFAOYSA-N 0.000 title claims abstract description 31
- QCDYQQDYXPDABM-UHFFFAOYSA-N phloroglucinol Chemical compound OC1=CC(O)=CC(O)=C1 QCDYQQDYXPDABM-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 229960001553 phloroglucinol Drugs 0.000 title claims abstract description 31
- 239000007788 liquid Substances 0.000 claims description 17
- 238000005192 partition Methods 0.000 claims description 7
- 239000013078 crystal Substances 0.000 abstract description 22
- 238000001914 filtration Methods 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 6
- 239000000126 substance Substances 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 239000002904 solvent Substances 0.000 description 3
- 239000000110 cooling liquid Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000000605 extraction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000012450 pharmaceutical intermediate Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The utility model provides a cooling crystallization device for preparing phloroglucinol, which relates to the technical field of chemical industry and comprises the following components: the cooling device comprises an outer frame, wherein the upper surface of the outer frame is fixedly connected with a cooling dish, the upper surface of the cooling dish is fixedly provided with a charging hopper, and the upper surface of the charging hopper is provided with a cover plate in a matching way. According to the utility model, when the cooling crystallization device for preparing phloroglucinol is used, crystals can fall into the filter vat after entering the outer vat, the crystals can be filtered and separated from the residual solution through the filter holes on the outer part of the filter vat, and then the servo motor is started to drive the outer vat to rotate at a high speed, so that the crystals in the filter vat can generate centrifugal force, the crystals can be further separated from the residual solution, the purity of the prepared crystals is improved, the problems that the traditional filter screen filtering mode in the background technology needs to stand for a long time, the filtering effect is not thorough enough, and the processing quality is affected are solved.
Description
Technical Field
The utility model relates to the technical field of chemical industry, in particular to a cooling crystallization device for preparing phloroglucinol.
Background
Phloroglucinol is an important pharmaceutical intermediate and is widely used in the pharmaceutical industry, one common method of preparation being crystallization of phloroglucinol from the reaction solution by solvent crystallization.
In the prior art, when the cooling crystallization device for preparing phloroglucinol is used, crystals and residual solution are required to be filtered and separated, a filter screen is generally used for filtering the prepared crystals, a traditional filter screen is required to stand for a long time in a filtering mode, the filtering effect is not thorough enough, and the processing quality is affected.
Disclosure of utility model
The utility model aims to solve the problems that when a cooling crystallization device for preparing phloroglucinol in the prior art is used, crystals and residual solution are required to be filtered and separated, a filter screen is usually used for filtering the prepared crystals, a traditional filter screen filtering mode needs to stand for a long time, the filtering effect is not thorough enough, and the processing quality is affected.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: a cooling crystallization device for preparing phloroglucinol, comprising: the cooling device comprises an outer frame, wherein the upper surface of the outer frame is fixedly connected with a cooling vessel, the upper surface of the cooling vessel is fixedly provided with a charging hopper, the upper surface of the charging hopper is provided with a cover plate in a matching way, the inner bottom of the outer frame is fixedly connected with a collecting box, and the outer surface of the collecting box is provided with a discharge pipe; the filter assembly is fixedly connected to the inner surface of the outer frame and comprises a partition plate.
Preferably, the end face of the discharge pipe is fixedly connected with a liquid pump, the output end of the liquid pump is fixedly connected with a circulating pipe, and the circulating pipe is communicated with the cooling vessel.
Preferably, the baffle upper surface fixedly connected with places the seat, it is provided with the outer bucket to place the inside seat, it rotates to be connected with in the seat to place the seat bottom, it is connected with outer bucket lower surface fixed surface to rotate the seat upper surface.
Preferably, the servo motor is fixedly connected with the lower surface of the partition plate, the output end of the servo motor penetrates through the partition plate in a sliding mode, the output end of the servo motor is fixedly connected with a rotating shaft, the output end of the rotating shaft is fixedly connected with a driving gear, the outer surface of the outer barrel is fixedly connected with a driven gear near the upper side of the placement seat, and the driven gear is in meshed connection with the driving gear.
Preferably, the upper surface of the outer barrel is fixedly connected with a top plate, the lower surface of the top plate is uniformly and fixedly connected with a plurality of connecting rods, a fixed plate is fixedly connected between the lower end faces of the connecting rods, and the lower surface of the fixed plate is fixedly connected with a filter barrel.
Preferably, the filter vat is located inside the outer vat, and the filter vat is in a suspended state inside the outer vat.
Preferably, the lower surface of the partition plate is fixedly connected with a liquid discharge hopper, the liquid discharge hopper is communicated with the outer barrel, and the liquid discharge hopper is communicated with the collecting box.
Compared with the prior art, the utility model has the advantages and positive effects that,
1. According to the utility model, when the cooling crystallization device for preparing phloroglucinol is used, crystals can fall into the filter vat after entering the outer vat, the crystals can be filtered and separated from the residual solution through the filter holes on the outer part of the filter vat, and then the servo motor is started to drive the outer vat to rotate at a high speed, so that the crystals in the filter vat can generate centrifugal force, the crystals can be further separated from the residual solution, the purity of the prepared crystals is improved, the problems that the traditional filter screen filtering mode in the background technology needs to stand for a long time, the filtering effect is not thorough enough, and the processing quality is affected are solved.
2. According to the utility model, through the cooperation of the discharge pipe, the liquid pump and the circulating pipe, the collected residual solution can be conveyed into the cooling vessel, so that the residual solution can be continuously cooled and crystallized, the collection and treatment operation of the residual solution is more convenient and quick, and the practicability of the device is improved.
Drawings
FIG. 1 is a perspective view of a cooling crystallization device for preparing phloroglucinol;
Fig. 2 is a bottom view of a cooling crystallization device for preparing phloroglucinol in accordance with the present utility model;
FIG. 3 is a schematic diagram showing the structure of a filter assembly of a cooling crystallization device for preparing phloroglucinol;
fig. 4 is a schematic diagram of a filtering component of a cooling crystallization device for preparing phloroglucinol.
Legend description: 1. an outer frame; 2. a filter assembly; 201. a partition plate; 202. a servo motor; 203. a rotating shaft; 204. a drive gear; 205. a placement seat; 206. a rotating seat; 207. an outer tub; 208. a liquid discharge hopper; 209. a driven gear; 210. a top plate; 211. a connecting rod; 212. a fixing plate; 213. a filter vat; 3. a cooling vessel; 4. a hopper; 5. a collection box; 6. a discharge pipe; 7. a liquid pump; 8. a circulation pipe.
Detailed Description
In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.
Example 1 as shown in fig. 1 to 4, the present utility model provides a cooling crystallization device for preparing phloroglucinol, comprising: the device comprises an outer frame 1, wherein a cooling vessel 3 is fixedly connected to the upper surface of the outer frame 1, a charging hopper 4 is fixedly arranged on the upper surface of the cooling vessel 3, a cover plate is arranged on the upper surface of the charging hopper 4 in a matching way, and a collecting box 5 is fixedly connected to the inner bottom of the outer frame 1; the filter component 2, filter component 2 fixed connection is at the inner surface of outer frame 1, filter component 2 includes baffle 201, baffle 201 upper surface fixedly connected with places seat 205, place seat 205 inside and be provided with outer bucket 207, place seat 205 in the bottom rotation be connected with rotation seat 206, rotation seat 206 upper surface and outer bucket 207 lower surface fixedly connected with, baffle 201 lower surface fixedly connected with servo motor 202, servo motor 202 output and baffle 201 slip run through, servo motor 202 output fixedly connected with pivot 203, pivot 203 output fixedly connected with driving gear 204, outer bucket 207 surface is close to and places seat 205 upside position fixedly connected with driven gear 209, driven gear 209 is the meshing connection with driving gear 204, outer bucket 207 upper surface fixedly connected with roof 210, roof 210 lower surface evenly fixedly connected with a plurality of connecting rods 211, fixedly connected with fixed plate 212 between a plurality of connecting rods 211 lower terminal surfaces, fixed plate 212 lower surface fixedly connected with filter bucket 213, filter bucket 213 is located outer bucket 207 inside, filter bucket 213 is in the state in outer bucket 207 inside, baffle 201 lower surface fixedly connected with bucket 208, bucket 208 is in unsettled setting up with bucket 207 and is in suspension setting up and is in suspension 5.
The effect achieved in the whole embodiment 1 is that when the cooling crystallization device for preparing the phloroglucinol is used, the cover plate is opened to add the phloroglucinol and the solvent into the cooling vessel 3 according to a certain proportion through the charging hopper 4, the temperature of the reaction solution is gradually reduced through the stirring and cooling device in the cooling vessel 3, and the solubility of the phloroglucinol is gradually reduced along with the reduction of the temperature of the solution. When the solubility is lower than the saturation solubility, the phloroglucinol starts to crystallize, after the crystallization is completed, a valve at the bottom of the cooling vessel 3 is opened, the crystal and the residual solution are discharged into the outer barrel 207, the crystal can fall into the filter barrel 213 after entering the outer barrel 207, the crystal and the residual solution can be filtered and separated through a filter hole outside the filter barrel 213, the filtered phloroglucinol crystal can be obtained in the filter barrel 213, then the servo motor 202 is started to drive the rotating shaft 203 to rotate, the rotating shaft 203 can drive the outer barrel 207 to rotate through an inner box of the driving gear 204 and the driven gear 209, and under the high-speed rotation of the outer barrel 207, the crystal in the filter barrel 213 can generate centrifugal force, so that the crystal and the residual solution are further separated, and the purity of the prepared crystal is improved.
In embodiment 2, as shown in fig. 1-4, the difference between this embodiment and embodiment 1 is that the outer surface of the collecting box 5 is provided with a discharge pipe 6, the end surface of the discharge pipe 6 is fixedly connected with a liquid pump 7, the output end of the liquid pump 7 is fixedly connected with a circulating pipe 8, and the circulating pipe 8 is communicated with the cooling dish 3.
The effect that its whole embodiment 2 reached is, the surplus solution that filters out through filter vat 213 can get into in collecting box 5 through flowing back fill 208 and accomplish the collection, when continuing to prepare, starts the solution in the drawing liquid pump 7 can be through the connection extraction collecting box 5 of discharge pipe 6, can carry the solution in the cooling dish 3 through circulating pipe 8 afterwards to can continue to cool off the crystallization to surplus solution, the collection processing operation to surplus solution is comparatively convenient and fast, has promoted the practicality of device.
Working principle: when the cooling crystallization device for preparing phloroglucinol is used, the cover plate is opened to add phloroglucinol and solvent into the cooling vessel 3 through the charging hopper 4 according to a certain proportion, cooling crystallization is carried out through the operation of the cooling vessel 3, after crystallization is completed, the valve at the bottom of the cooling vessel 3 is opened, the crystallization and the residual solution are discharged into the outer vessel 207, the crystallization can fall into the filter tank 213 after entering into the outer vessel 207, the crystallization and the residual solution can be filtered and separated through the filtering holes outside the filter tank 213, the filtered phloroglucinol crystals can be obtained in the filter tank 213, then the servo motor 202 can drive the rotating shaft 203 to rotate, the rotating shaft 203 can drive the inner box of the driven gear 209 to rotate along with the outer vessel 207, under the high-speed rotation of the outer vessel 207, centrifugal force is generated by the crystallization in the filter tank 213, the crystallization and the residual solution can be further separated, the purity of the prepared crystallization is improved, the residual solution filtered by the filter tank 213 can be completely collected through the liquid discharge hopper 208, the collection can be completed in the collection tank 5, the preparation can be continuously carried out through the connection of the circulating pipe 7, the cooling liquid pump can be continuously carried out in the cooling device for cooling the residual solution can be conveniently and the cooling device can be continuously pumped through the cooling liquid pump 8, and the residual solution can be conveniently cooled through the cooling device in the cooling device for 8.
The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.
Claims (7)
1. A cooling crystallization device for preparing phloroglucinol, comprising: the automatic feeding device comprises an outer frame (1), wherein a cooling dish (3) is fixedly connected to the upper surface of the outer frame (1), a feeding hopper (4) is fixedly installed on the upper surface of the cooling dish (3), a cover plate is arranged on the upper surface of the feeding hopper (4) in a matched mode, a collecting box (5) is fixedly connected to the inner bottom of the outer frame (1), and a discharge pipe (6) is arranged on the outer surface of the collecting box (5);
The filter assembly (2), filter assembly (2) fixed connection is at outer frame (1) internal surface, filter assembly (2) include baffle (201).
2. The cooling crystallization device for preparing phloroglucinol according to claim 1, wherein: the end face of the discharge pipe (6) is fixedly connected with a liquid pump (7), the output end of the liquid pump (7) is fixedly connected with a circulating pipe (8), and the circulating pipe (8) is communicated with the cooling dish (3).
3. The cooling crystallization device for preparing phloroglucinol according to claim 1, wherein: the upper surface of the partition plate (201) is fixedly connected with a placing seat (205), an outer barrel (207) is arranged inside the placing seat (205), a rotating seat (206) is rotatably connected to the inner bottom of the placing seat (205), and the upper surface of the rotating seat (206) is fixedly connected with the lower surface of the outer barrel (207).
4. A cooling crystallization device for preparing phloroglucinol according to claim 3, wherein: the utility model discloses a servo motor, including baffle (201), servo motor (202), baffle (201), servo motor (202) output and baffle (201) slip run through, servo motor (202) output fixedly connected with pivot (203), pivot (203) output fixedly connected with driving gear (204), outer bucket (207) surface is close to and places seat (205) upside position fixedly connected with driven gear (209), driven gear (209) are meshing connection with driving gear (204).
5. The cooling crystallization device for preparing phloroglucinol according to claim 4, wherein: the upper surface of the outer barrel (207) is fixedly connected with a top plate (210), the lower surface of the top plate (210) is uniformly and fixedly connected with a plurality of connecting rods (211), a plurality of fixing plates (212) are fixedly connected between the lower end faces of the connecting rods (211), and the lower surface of the fixing plates (212) is fixedly connected with a filter barrel (213).
6. The cooling crystallization device for preparing phloroglucinol according to claim 5, wherein: the filter drum (213) is positioned inside the outer drum (207), and the filter drum (213) is in a suspended state inside the outer drum (207).
7. A cooling crystallization device for preparing phloroglucinol according to claim 3, wherein: the lower surface of the partition plate (201) is fixedly connected with a liquid discharge hopper (208), the liquid discharge hopper (208) is communicated with the outer barrel (207), and the liquid discharge hopper (208) is communicated with the collecting box (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322521190.9U CN220860702U (en) | 2023-09-18 | 2023-09-18 | Device for preparing cooling crystallization of phloroglucinol |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322521190.9U CN220860702U (en) | 2023-09-18 | 2023-09-18 | Device for preparing cooling crystallization of phloroglucinol |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220860702U true CN220860702U (en) | 2024-04-30 |
Family
ID=90816736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322521190.9U Active CN220860702U (en) | 2023-09-18 | 2023-09-18 | Device for preparing cooling crystallization of phloroglucinol |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220860702U (en) |
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2023
- 2023-09-18 CN CN202322521190.9U patent/CN220860702U/en active Active
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