CN217909038U - Purification device for producing 9-bromoanthracene - Google Patents
Purification device for producing 9-bromoanthracene Download PDFInfo
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- CN217909038U CN217909038U CN202221874927.4U CN202221874927U CN217909038U CN 217909038 U CN217909038 U CN 217909038U CN 202221874927 U CN202221874927 U CN 202221874927U CN 217909038 U CN217909038 U CN 217909038U
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Abstract
The utility model discloses a purification device of production 9-bromoanthracene, the coolant liquid is from entering into the cavity with the corresponding first import in n +1 chamber, flow from the first export corresponding with first chamber at last, make the coolant liquid can be in proper order to the (n + 1) th chamber, the (n) th chamber \8230the (8230), solution in the first chamber cools off, the low solution of cooling temperature cools off the solution that n +1 intracavity cooling temperature is low earlier, owing to carry out the heat transfer with the solution in the (n + 1) th chamber, the temperature of coolant liquid can rise, its solution to the (n) th intracavity in getting into the first cavity corresponding with the n (n) th chamber cools off, carry out above-mentioned step in proper order until flowing into in the first cavity corresponding with the first chamber, cool off the solution in the first chamber, thereby make first chamber 8230, the (n) th chamber, the temperature of solution in the (n + 1) th chamber steadilys decrease, thereby can slowly cool off the solution, avoided because of the speed of appearing is too fast, the crystal precipitation speed accelerates, the fine surface area that forms, the absorption of impurity that can reduce greatly, the purity problem that reduces.
Description
Technical Field
The utility model belongs to 9-bromoanthracene production field, in particular to purification device of production 9-bromoanthracene.
Background
The 9-bromoanthracene is a fluorescent and phosphorescent luminescent material with excellent performance, and can be applied to the field of electroluminescent materials. As a material in the field of electroluminescent materials, high purity is required. In the production and preparation process of 9-bromoanthracene, an important process is cooling crystallization purification, but in the existing crystallization device, because the cooling speed of the solution is too high, the crystal precipitation speed is accelerated, the formed crystals are very fine, the surface area is large, the adsorbed impurities are more, and the purity is reduced.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a purification device for producing 9-bromoanthracene.
The technical scheme of the utility model is realized like this:
a purification device for producing 9-bromoanthracene comprises a device body and a cooling machine;
the top of the device body is provided with a feeding hole, and the bottom of the device body is provided with a discharging hole;
n first partition plates are arranged in the device body from top to bottom, wherein n is more than or equal to 2, and the space in the device body is divided into a first cavity (8230) \ 8230, an nth cavity and an n +1 th cavity; liquid permeable holes are formed in the n first partition plates;
a motor is arranged at the center of the top of the device body, a rotating shaft is arranged at the output end of the motor, and the other end of the rotating shaft penetrates through the liquid permeating holes in the n first partition plates and extends into the (n + 1) th cavity;
the rotating shafts in the nth cavity and the (n + 1) th cavity are provided with a plurality of stirring rods;
the side wall of the device body consists of a shell and an inner container, the shell and the inner container form a first cavity, and cooling liquid is filled in the first cavity; a first inlet is arranged on the side wall of the device body corresponding to the (n + 1) th cavity, a first outlet is arranged on the side wall of the device body corresponding to the first cavity, and a cooler is connected between the first inlet and the first outlet.
Preferably, an annular partition plate is arranged in the first cavity corresponding to the first partition plate;
the n first partition plates are double-layer first partition plates with second cavities arranged inside, the n annular partition plates are double-layer annular partition plates with third cavities arranged inside, and the second cavities are communicated with the third cavities;
a second inlet communicated with the first cavity is formed in the lower portion of the double-layer annular partition plate, and a second outlet communicated with the first cavity is formed in the upper portion of the double-layer annular partition plate.
Preferably, the first partition plate is a conical partition plate, the inner diameter and the outer diameter of the conical partition plate decrease from top to bottom, and a liquid permeation hole is formed in the middle of the conical partition plate.
Preferably, the one end of puddler of keeping away from the pivot is provided with first scraper blade, and the first scraper blade other end and inner bag inner wall butt.
Preferably, a second scraper is arranged below the stirring rod in the first cavity, the second scraper is abutted against the top surface of the first partition plate in the first cavity, one end of the second scraper is connected with the first scraper, and the other end of the second scraper is connected with the rotating shaft;
third scraping plates are arranged above and below the stirring rod in the (n + 1) th cavity, the third scraping plate above the same cavity is abutted against the top surface of the first partition plate, the third scraping plate below the same cavity is abutted against the bottom surface of the (n + 1) th cavity, one end of the upper third scraping plate is connected with the stirring rod, and the other end of the upper third scraping plate is connected with the rotating shaft;
the top and the below of the puddler in all the other intracavity all are provided with the fourth scraper blade, and the fourth scraper blade of same intracavity below and the top surface butt of first baffle, the fourth scraper blade of top and the bottom surface butt of first baffle, the one end of fourth scraper blade is connected with the puddler respectively, and the other end is connected with the pivot.
The utility model provides a purification device of production 9-bromoanthracene has following advantage:
1) The stirring rod can stir the solution in the first cavity chamber and the solution in the second cavity chamber \8230 \8230andthe (n + 1) th cavity chamber, so that the solution in the cavity can be favorably subjected to heat exchange and cooling with the cooling liquid in the first cavity chamber, and agglomeration can be avoided.
2) The cooling liquid enters the cavity from a first inlet corresponding to the (n + 1) th cavity, and finally flows out from a first outlet corresponding to the first cavity, so that the cooling liquid can cool the (n + 1) th cavity and the (n) th cavity (8230) and the (8230), the solution in the first cavity is cooled, the cooling liquid with low temperature cools the solution with low cooling temperature in the (n + 1) th cavity, the temperature of the cooling liquid can be increased due to heat exchange with the solution in the (n + 1) th cavity, the solution in the n-th cavity is cooled in the first cavity corresponding to the n-th cavity, the solution sequentially flows into the first cavity corresponding to the first cavity from top to bottom, then the solution in the first cavity is cooled, and finally flows back into the cooler from the first outlet, so that the temperature of the solution in the (n) th cavity and the (n + 1) th cavity is gradually decreased, the problem that crystals can be precipitated at high speed and quickly adsorbed impurities, and the problem that the surface area of the crystals is high in purity and is reduced is solved
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic view of the structure within the body of the device;
fig. 3 is a schematic mechanism diagram of the stirring rod of fig. 1.
In the figure:
1. a device body; 2. a cooling machine; 3. a first separator; 4. an annular partition plate; 5. a first chamber; 6. a second chamber; 7. a third chamber; 8. a motor; 9. a rotating shaft; 10. a stirring rod; 11. a housing; 12. an inner container; 13. a first cavity; 14. a first inlet; 15. a first outlet; 16. a liquid permeable hole; 17. a first squeegee; 18. a second squeegee; 19. a third squeegee; 20. a fourth squeegee; 21. a second cavity; 22. a third cavity.
Detailed Description
The following description will further explain embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
With reference to fig. 1-3, the utility model provides a purification device for producing 9-bromoanthracene, which comprises a device body 1 and a cooling machine 2.
Wherein, the top of the device body 1 is provided with a feed inlet, the 9-bromoanthracene solution enters the device body 1 from the feed inlet, the bottom is provided with a discharge outlet, and the crystallized 9-bromoanthracene is discharged from the discharge outlet.
N first partition plates 3 are arranged in the device body 1 from top to bottom, wherein n is more than or equal to 2, and the space in the device body 1 is divided into a first cavity 5, 8230, an nth cavity and an nth +1 cavity; the n first partition plates 3 are provided with liquid permeating holes 16; the 9-bromoanthracene solution enters the device body 1 from the feed inlet, and the n first partition plates 3 enable the 9-bromoanthracene solution to sequentially pass through a first cavity 5, 8230, an nth cavity and an n +1 th cavity from top to bottom, and finally be discharged from the discharge outlet.
A motor 8 is arranged at the center of the top of the device body 1, a rotating shaft 9 is arranged at the output end of the motor 8, and the other end of the rotating shaft 9 penetrates through the liquid permeating holes 16 of the n first partition plates 3 and extends into the (n + 1) th cavity; the rotating shafts 9 in the n cavity and the n +1 cavity are provided with a plurality of stirring rods 10; the stirring rod 10 can stir solutions in the chamber (5) and the chamber (6) \8230 \8230andthe chamber (n + 1) so that the heat exchange between the solutions in the chambers and the cooling liquid in the first cavity 13 can be facilitated on one hand, and the caking can be avoided on the other hand.
The side wall of the device body 1 consists of a shell 11 and an inner container 12, the shell 11 and the inner container 12 form a first cavity 13, and cooling liquid is filled in the first cavity 13; a first inlet 14 is arranged below the side wall of the device body 1, a first outlet 15 is arranged above the side wall of the device body 1, and a cooling machine 2 is connected between the first inlet 14 and the first outlet 15. The cooling liquid enters the first cavity 13 from the first inlet 14 and flows out from the first outlet 15, so that the cooling liquid can cool the (n + 1) th cavity and the (n) th cavity 8230from bottom to top, namely, the solution in the first cavity 5 is cooled by the cooling liquid with low temperature, namely, the solution with low cooling temperature in the (n + 1) th cavity is cooled by the cooling liquid, the temperature of the cooling liquid is increased due to heat exchange with the solution in the (n + 1) th cavity, the cooling liquid enters the first cavity 13 corresponding to the n-th cavity and cools the solution in the n-th cavity, the solution sequentially flows into the first cavity 13 corresponding to the first cavity 5 from top to bottom, then the solution in the first cavity 5 is cooled, and finally flows back into the cooler 2 from the first outlet 15, so that the temperature of the solution in the first cavity 5 8230is gradually decreased, and the problems of slow temperature reduction of the solution, such as high crystal precipitation speed, fine crystal, large crystal adsorption surface area and high impurity absorption and low purity are solved.
The temperature of the cooling liquid is gradually increased from bottom to top, namely, the temperature of the cooling liquid in the first cavity 13 corresponding to the nth cavity and the (n + 1) th cavity is gradually increased, the solution in the first cavity 5 is subjected to heat exchange with the cooling liquid with high temperature in the first cavity 13 due to the high temperature of the solution just entering the first cavity, so that the solution can be slowly cooled, and the cooled solution enters the adjacent lower-layer cavities through the liquid-permeable holes 16 on the partition plate and is sequentially cooled, so that the slow cooling of the solution is realized.
It should be noted that, in order to improve the heat exchange efficiency of the cooling liquid in the solutions in the n-th cavity and the n + 1-th cavity and the corresponding first cavity 13, the annular partition plate 4 is arranged in the first cavity 13 corresponding to the first partition plate 3; the n first partition plates 3 are double-layer first partition plates 3 with second cavities 21 arranged inside, the n annular partition plates 4 are double-layer annular partition plates 4 with third cavities 22 arranged inside, and the second cavities 21 are communicated with the third cavities 22; the lower part of the double-layer annular partition plate 4 is provided with a second inlet communicated with the first cavity, and the upper part of the double-layer annular partition plate is provided with a second outlet communicated with the first cavity, so that the time of the cooling liquid in the device is prolonged, the slow cooling from top to bottom is realized, and the heat exchange and cooling efficiency of the solution in the cavity and the cooling liquid in the first cavity 13 can be improved.
It should be noted that, in order to facilitate the solution in the upper layer cavity to enter the lower layer cavity, the first partition plate 3 is a conical partition plate, the inner diameter and the outer diameter of the conical partition plate decrease gradually from top to bottom, a liquid permeation hole 16 is arranged in the middle of the conical partition plate, a first cavity 5 and a second cavity 6 \8230, an \8230isarranged in the middle of the conical partition plate, the solution in the nth cavity can enter the lower layer cavity adjacent to the nth cavity through the liquid permeation hole 16, and the highest position of the conical partition plate is flush with the upper part of the annular partition plate 4, so that the second cavity 21 is communicated with the third cavity 22.
During specific implementation, in order to avoid crystals to adhere to the inner wall of the inner container 12, the end, far away from the rotating shaft 9, of the stirring rod 10 is provided with a first scraper 17, the other end of the first scraper 17 abuts against the inner wall of the inner container 12, and the first scraper 17 can scrape off the inner wall of the inner container 12 to avoid crystal adhesion.
Wherein, the top surface and the bottom surface of the first clapboard 3 are easy to be attached with crystals, in order to avoid the crystals from being attached to the top surface and the bottom surface of the first clapboard 3 and the bottom in the device body 1, a second scraper 18 is arranged below the stirring rod 10 in the first cavity 5, the second scraper 18 is abutted against the top surface of the first clapboard 3 in the first cavity 5, one end of the second scraper 18 is connected with a first scraper 17, and the other end is connected with the rotating shaft 9; third scraping plates 19 are arranged above and below the stirring rod 10 in the (n + 1) th cavity, the third scraping plate 19 above the same cavity is abutted against the top surface of the first partition plate 3, the third scraping plate 19 below the same cavity is abutted against the bottom surface of the (n + 1) th cavity, one end of the upper third scraping plate 19 is connected with the stirring rod 10, and the other end of the upper third scraping plate 19 is connected with the rotating shaft 9; the upper part and the lower part of the stirring rod 10 in the rest cavities are provided with fourth scrapers 20, the fourth scrapers 20 on the lower part in the same cavity are abutted against the top surface of the first partition plate 3, the fourth scrapers 20 on the upper part are abutted against the bottom surface of the first partition plate 3, one end of each fourth scraper 20 is connected with the stirring rod 10, and the other end of each fourth scraper 20 is connected with the rotating shaft 9.
Take the quantity of first baffle 3 as 2 for example, explain the utility model discloses a work flow:
the initial 9-bromoanthracene solution enters the first cavity 5 through the feed inlet, the solution in the first cavity 5 exchanges heat with the cooling liquid in the corresponding first cavity 13, the cooled solution enters the second cavity 21 through the liquid-permeable holes 16 on the first partition plate 3, the solution in the second cavity 6 exchanges heat with the cooling liquid in the corresponding first cavity, the cooled solution enters the third cavity 7 through the liquid-permeable holes 16 on the first partition plate 3, and the solution in the third cavity 7 exchanges heat with the cooling liquid in the corresponding first cavity 13 and is cooled;
the cooling liquid enters the first cavity 13 from the first inlet 14 and flows out from the first outlet 15, so that the cooling liquid can cool the solution in the (n + 1) th cavity and the (n) th cavity (8230) \ 8230: (5) from bottom to top in sequence, the cooling liquid with high temperature at the upper layer cools the solution with high temperature, and the cooling liquid with low temperature at the lower layer cools the solution with low height, so that the solution can be slowly cooled from top to bottom.
It is to be understood that the disclosed embodiments are merely exemplary of the invention, and are not intended to limit the invention to the precise embodiments disclosed. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Claims (5)
1. A purification device for producing 9-bromoanthracene is characterized by comprising a device body (1) and a cooler (2);
the top of the device body (1) is provided with a feeding hole, and the bottom is provided with a discharging hole;
n first partition plates (3) are arranged in the device body (1) from top to bottom, wherein n is more than or equal to 2, and the space in the device body (1) is divided into a first cavity (5) \8230, a nth cavity and an nth +1 cavity; the n first partition plates (3) are provided with liquid permeable holes (16);
a motor (8) is arranged at the center of the top of the device body (1), the output end of the motor (8) is provided with a rotating shaft (9), and the other end of the rotating shaft (9) penetrates through liquid permeating holes (16) on the n first partition plates (3) to extend into the (n + 1) th cavity;
a plurality of stirring rods (10) are arranged on the rotating shafts (9) in the first cavity (5) \8230 \ 8230, the nth cavity and the n +1 th cavity;
the side wall of the device body (1) consists of a shell (11) and a liner (12), the shell (11) and the liner (12) form a first cavity (13), and cooling liquid is filled in the first cavity (13); a first inlet (14) is arranged on the side wall of the device body (1) corresponding to the (n + 1) th cavity, a first outlet (15) is arranged on the side wall of the device body (1) corresponding to the first cavity (5), and a cooler (2) is connected between the first inlet (14) and the first outlet (15).
2. The purification apparatus for producing 9-bromoanthracene according to claim 1, characterized in that an annular partition plate (4) is provided in the first cavity (13) corresponding to the first partition plate (3);
the n first partition plates (3) are double-layer first partition plates (3) with second cavities (21) arranged inside, the n annular partition plates (4) are double-layer annular partition plates (4) with third cavities (22) arranged inside, and the second cavities (21) are communicated with the third cavities (22);
a second inlet communicated with the first cavity (13) is arranged below the double-layer annular partition plate (4), and a second outlet communicated with the first cavity (13) is arranged above the double-layer annular partition plate.
3. The purification device for producing 9-bromoanthracene according to claim 2, wherein the first partition plate (3) is a conical partition plate, the inner diameter and the outer diameter of the conical partition plate are gradually reduced from top to bottom, and a liquid permeable hole (16) is formed in the middle of the conical partition plate.
4. The purification device for producing 9-bromoanthracene according to claim 2, characterized in that one end of the stirring rod (10) far away from the rotating shaft (9) is provided with a first scraper (17), and the other end of the first scraper (17) is abutted against the inner wall of the inner container (12).
5. The purification device for producing 9-bromoanthracene according to claim 4, characterized in that a second scraper (18) is arranged below the stirring rod (10) in the first cavity (5), the second scraper (18) is abutted against the top surface of the first partition plate (3) in the first cavity (5), one end of the second scraper (18) is connected with the first scraper (17), and the other end is connected with the rotating shaft (9);
third scraping plates (19) are arranged above and below the stirring rod (10) in the (n + 1) th cavity, the third scraping plate (19) above the same cavity is abutted against the top surface of the first partition plate (3), the third scraping plate (19) below the same cavity is abutted against the bottom surface of the (n + 1) th cavity, one end of the upper third scraping plate (19) is connected with the stirring rod (10), and the other end of the upper third scraping plate (19) is connected with the rotating shaft (9);
the upper part and the lower part of the stirring rod (10) in the rest cavities are respectively provided with a fourth scraper (20), the fourth scraper (20) at the lower part in the same cavity is abutted against the top surface of the first partition plate (3), the fourth scraper (20) at the upper part is abutted against the bottom surface of the first partition plate (3), one end of the fourth scraper (20) is respectively connected with the stirring rod (10), and the other end of the fourth scraper is connected with the rotating shaft (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221874927.4U CN217909038U (en) | 2022-07-11 | 2022-07-11 | Purification device for producing 9-bromoanthracene |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221874927.4U CN217909038U (en) | 2022-07-11 | 2022-07-11 | Purification device for producing 9-bromoanthracene |
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| Publication Number | Publication Date |
|---|---|
| CN217909038U true CN217909038U (en) | 2022-11-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221874927.4U Active CN217909038U (en) | 2022-07-11 | 2022-07-11 | Purification device for producing 9-bromoanthracene |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217909038U (en) |
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2022
- 2022-07-11 CN CN202221874927.4U patent/CN217909038U/en active Active
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