CN213375223U - Recrystallization mixed solvent recovery device - Google Patents
Recrystallization mixed solvent recovery device Download PDFInfo
- Publication number
- CN213375223U CN213375223U CN202022210850.8U CN202022210850U CN213375223U CN 213375223 U CN213375223 U CN 213375223U CN 202022210850 U CN202022210850 U CN 202022210850U CN 213375223 U CN213375223 U CN 213375223U
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- Prior art keywords
- installation cavity
- fixedly connected
- recrystallization
- mixed solvent
- tank
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- 239000012046 mixed solvent Substances 0.000 title claims abstract description 33
- 238000001953 recrystallisation Methods 0.000 title claims abstract description 29
- 238000011084 recovery Methods 0.000 title claims abstract description 23
- 238000009434 installation Methods 0.000 claims abstract description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000002904 solvent Substances 0.000 claims abstract description 8
- 238000003860 storage Methods 0.000 claims description 7
- 238000005485 electric heating Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 4
- 238000004064 recycling Methods 0.000 claims 4
- 239000013078 crystal Substances 0.000 abstract description 9
- 230000017525 heat dissipation Effects 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 239000000047 product Substances 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 238000000746 purification Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000012265 solid product Substances 0.000 description 2
- 239000011877 solvent mixture Substances 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012847 fine chemical Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000012450 pharmaceutical intermediate Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The utility model discloses a recrystallization mixed solvent recovery unit belongs to solvent recovery technical field. The mixed solvent recrystallization recovery device comprises a main tank and a filter tank, wherein the filter tank is fixedly connected to the side wall of the main tank, the main tank is sequentially provided with a first installation cavity, a second installation cavity and a third installation cavity from top to bottom, the input end of the filter tank is communicated with the first installation cavity through a first water pipe, the output end of the filter tank is communicated with the third installation cavity through a second water pipe, the second installation cavity is internally provided with a fourth installation cavity, a motor is fixedly connected in the main tank, the output end of the motor is fixedly connected with a driving shaft, and the top end of the driving shaft is rotatably connected to the inner wall of the top of the fourth installation cavity; the utility model discloses a make the high-speed rotation of liquid, the mixed solvent heat dissipation accelerates, improves the crystal speed of condensing to this realizes recrystallization mixed solvent's quick recovery.
Description
Technical Field
The utility model relates to a recrystallization mixed solvent retrieves technical field, especially relates to recrystallization mixed solvent recovery unit.
Background
For fine chemical engineering or pharmaceutical intermediates, recrystallization or pulping purification is the most common purification technique when the product is a solid. Recrystallization is a process of dissolving the solid in an organic solvent completely under the heating condition, and precipitating crystals from the solution again after cooling. In addition, the method is that a benign solvent is added into the product, and then a poor solvent is added to separate out the product.
In the above method, when recrystallization is employed, sometimes two or more mixed solvents are used to achieve a good purification effect. After the product is purified, for the process amplification, the mixed solvent obtained by recrystallization is essential to be recycled.
In the prior art, a method for separating a crystal product from a mixed solvent adopts crystallization and natural separation of the solvent, the time consumption of the method is long, and a recrystallization mixed solvent recovery device needs to be designed in order to quickly recover the recrystallization mixed solvent.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the recovery time of the recrystallization mixed solvent is long in the prior art, and providing a recrystallization mixed solvent recovery device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the recrystallization mixed solvent recovery device comprises a main tank and a filter tank, wherein the filter tank is fixedly connected to the side wall of the main tank, the main tank is sequentially provided with a first installation cavity, a second installation cavity and a third installation cavity from top to bottom, the input end of the filter tank is communicated with the first installation cavity through a first water pipe, the output end of the filter tank is communicated with the third installation cavity through a second water pipe, the second installation cavity is internally provided with a fourth installation cavity, the main tank is internally and fixedly connected with a motor, the output end of the motor is fixedly connected with a driving shaft, the top end of the driving shaft is rotatably connected to the inner wall of the top of the fourth installation cavity, the driving shaft is sequentially and fixedly connected with a first gear, a stirring rod and a scraping plate from top to bottom, the fourth installation cavity is rotatably connected with a rotating shaft, and the rotating shaft is fixedly connected with a second gear meshed with the first gear, the both ends of pivot are run through all to extend to second installation intracavity fixedly connected with exhaust fan through the fourth installation cavity.
Preferably, the first installation cavity is internally fixedly connected with the electric heating pipe and a placing table from top to bottom in sequence, and the placing table is provided with water leakage holes.
Preferably, the two groups of filtering tanks are symmetrically distributed on the main tank.
Preferably, all seted up the ventilation hole on the lateral wall of second installation cavity and the diapire, the ventilation hole cooperatees with the exhaust fan.
Preferably, a through hole is formed in the bottom of the third mounting cavity, and a storage tank matched with the through hole is arranged in the main tank.
Preferably, a drain pipe is fixedly connected to the side wall of the main tank and communicated with the third installation cavity.
Preferably, all be equipped with the control valve on through-hole, first water pipe and the drain pipe.
Compared with the prior art, the utility model provides a recrystallization mixed solvent recovery unit possesses following beneficial effect:
1. this mixed solvent recovery unit recrystallizes is equipped with two sets ofly through filtering the jar, and two sets of jar symmetric distribution that filter are on main jar, reduce the filterable time of impurity to this time of shortening solvent recovery.
2. This mixed solvent recovery unit of recrystallization has seted up the through-hole through the bottom of third installation cavity, is equipped with in the main jar with through-hole matched with storage jar, can leave the crystal in the holding vessel, makes things convenient for next use.
Drawings
FIG. 1 is a front view of a mixed solvent recovery apparatus for recrystallization according to the present invention;
FIG. 2 is a schematic structural view of a mixed solvent recovery device for recrystallization according to the present invention;
fig. 3 is a schematic structural diagram of a-a in fig. 1 of a recrystallization mixed solvent recovery device according to the present invention.
In the figure: 1. a main tank; 101. a first mounting cavity; 102. a second mounting cavity; 1021. a fourth mounting cavity; 103. a third mounting cavity; 2. a motor; 201. a drive shaft; 2011. a squeegee; 2012. a stirring rod; 2013. a first gear; 3. a rotating shaft; 301. a second gear; 302. an exhaust fan; 4. a placing table; 401. an electric heating tube; 5. storing the tank; 501. a through hole; 502. a control valve; 6. a filter tank; 601. a first water pipe; 602. a second water pipe; 7. and a water discharge pipe.
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 (b):
referring to fig. 1-3, a recrystallization mixed solvent recovery device comprises a main tank 1 and a filter tank 6, wherein the filter tank 6 is fixedly connected to a side wall of the main tank 1, the main tank 1 is sequentially provided with a first installation cavity 101, a second installation cavity 102 and a third installation cavity 103 from top to bottom, an input end of the filter tank 6 is communicated with the first installation cavity 101 through a first water pipe 601, an output end of the filter tank 6 is communicated with the third installation cavity 103 through a second water pipe 602, a fourth installation cavity 1021 is arranged in the second installation cavity 102, a motor 2 is fixedly connected in the main tank 1, an output end of the motor 2 is fixedly connected with a driving shaft 201, a top end of the driving shaft 201 is rotatably connected to an inner wall of a top of the fourth installation cavity, the driving shaft 201 is sequentially and fixedly connected with a first gear 2013, a stirring rod 2012 and a scraper 1021 from top to bottom, a rotating shaft 3 is rotatably connected in the fourth installation cavity 20111021, the rotating shaft 3 is fixedly connected with a second gear 301 engaged with the, both ends of the rotating shaft 3 extend through the fourth installation cavity 1021 to the second installation cavity 102, and an exhaust fan 302 is fixedly connected in the second installation cavity.
Two groups of filter tanks 6 are arranged, and the two groups of filter tanks 6 are symmetrically distributed on the main tank 1.
The side wall and the bottom wall of the second installation cavity 102 are both provided with a vent hole, and the vent hole is matched with the exhaust fan 302.
A through hole 501 is formed in the bottom of the third mounting cavity 103, and a storage tank 5 matched with the through hole 501 is arranged in the main tank 1.
The side wall of the main tank 1 is fixedly connected with a drain pipe 7, and the drain pipe 7 is communicated with the third installation cavity 103.
The through hole 501, the first water pipe 601 and the drain pipe 7 are all provided with a control valve 502.
The working principle is as follows: in the utility model, after purifying the solid product in the first installation cavity 101, the control valve 502 on the first water pipe 601 is opened, the first water pipe 601 is communicated with the filter tank 6, the boiled mixed solvent enters the filter tank 6, the activated carbon is arranged in the filter tank 6, impurities dissolved in the mixed solvent are filtered by the activated carbon for the solid product, the filtered mixed solvent enters the third installation cavity 103 through the second water pipe 602, the motor 2 is started, the motor 2 rotates the drive shaft 201, the drive shaft 201 drives the first gear 2013, the stirring rod 2012 and the scraper 2011 to rotate, the centrifugal force generated by the rotation of the stirring rod 2012 and the scraper 2011 is utilized to quickly dissipate heat of the mixed solution, the crystal is accelerated to condense, the first gear 2013 rotates the exhaust fan 302 through the second gear 301 and the rotating shaft 3, the hot gas emitted by the mixed solvent is blown out of the main tank 1 through the exhaust fan 302, after the heat dissipation is finished, the motor 2 is stopped, wait for the crystal to condense and deposit the back that finishes, open control valve 502 on the drain pipe 7, arrange the solvent in the storage bucket that prepares, the mouth of pipe department of drain pipe 7 is equipped with the filter screen, prevent that the crystal from being discharged together and going, the solvent discharges the back of accomplishing, start motor 2 once more, open control valve 502 on the through-hole 501, make through-hole 501 and storage jar 5 intercommunication, scrape storage jar 5 in through the crystal with scraper blade 2011, the device is through making liquid high-speed rotatory, the heat dissipation of solvent mixture accelerates, improve the crystal speed of condensing, with this quick recovery that realizes solvent mixture.
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 (7)
1. Recrystallization mixed solvent recovery unit, including main jar (1) and filter tank (6), its characterized in that, filter tank (6) fixed connection is on the lateral wall of main jar (1), main jar (1) is from last to having seted up first installation cavity (101), second installation cavity (102) and third installation cavity (103) down in proper order, the input of filter tank (6) is linked together through first water pipe (601) and first installation cavity (101), the output of filter tank (6) is linked together through second water pipe (602) and third installation cavity (103), fourth installation cavity (1021) have been seted up in second installation cavity (102), fixedly connected with motor (2) in main jar (1), the output fixedly connected with drive shaft (201) of motor (2), the top of drive shaft (201) is rotated and is connected on the top inner wall of fourth installation cavity (1021), drive shaft (201) is from last to first gear (2013), puddler (2012) and scraper blade (2011) of fixedly connected with down in proper order, fourth installation cavity (1021) internal rotation is connected with pivot (3), fixedly connected with and first gear (2013) engaged with second gear (301) on pivot (3), the both ends of pivot (3) all run through fourth installation cavity (1021) and extend to fixedly connected with exhaust fan (302) in second installation cavity (102).
2. The recycling device of mixed recrystallization solvent as claimed in claim 1, wherein the first installation cavity (101) is fixedly connected with an electric heating tube (401) and a placing table (4) from top to bottom in sequence, and the placing table (4) is provided with water leakage holes.
3. The recrystallization mixed solvent recovery apparatus according to claim 2, wherein the filtration tanks (6) are provided in two groups, and the two groups of filtration tanks (6) are symmetrically distributed on the main tank (1).
4. The recycling apparatus for mixed solvents in recrystallization according to claim 3, wherein the second installation cavity (102) has vent holes on its side wall and bottom wall, and the vent holes are matched with the exhaust fan (302).
5. The recycling apparatus for mixed solvents for recrystallization according to claim 4, wherein the bottom of the third installation chamber (103) is opened with a through hole (501), and the main tank (1) is provided with a storage tank (5) matching with the through hole (501).
6. The recycling apparatus of mixed solvent for recrystallization according to claim 5, wherein a drain pipe (7) is fixedly connected to a side wall of the main tank (1), and the drain pipe (7) is communicated with the third installation chamber (103).
7. The recovery apparatus for a mixed solvent for recrystallization according to claim 6, wherein the through-hole (501), the first water pipe (601) and the drain pipe (7) are each provided with a control valve (502).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022210850.8U CN213375223U (en) | 2020-10-01 | 2020-10-01 | Recrystallization mixed solvent recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022210850.8U CN213375223U (en) | 2020-10-01 | 2020-10-01 | Recrystallization mixed solvent recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213375223U true CN213375223U (en) | 2021-06-08 |
Family
ID=76185070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022210850.8U Active CN213375223U (en) | 2020-10-01 | 2020-10-01 | Recrystallization mixed solvent recovery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213375223U (en) |
-
2020
- 2020-10-01 CN CN202022210850.8U patent/CN213375223U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240117 Address after: No. 100 Shuangqing Road, Xindeng Town, Fuyang District, Hangzhou City, Zhejiang Province, 311404 Patentee after: Hangzhou Longxin Paohua Alkali Co.,Ltd. Address before: 201800 room 2207, building 6, 1378 Xingxian Road, Jiading District, Shanghai Patentee before: SHANGHAI HOBOR CHEMICAL Co.,Ltd. |
|
| TR01 | Transfer of patent right |