CN220572691U

CN220572691U - Salicylonitrile crystallization device

Info

Publication number: CN220572691U
Application number: CN202321963868.2U
Authority: CN
Inventors: 吕耀福; 王现林; 夏鸿飞; 李许东; 姬永锋; 祁大树; 刘慧娟; 薛飞; 杨静
Original assignee: Kaifeng Huarui Chemical Material Co ltd
Current assignee: Kaifeng Huarui Chemical Material Co ltd
Priority date: 2023-07-21
Filing date: 2023-07-21
Publication date: 2024-03-12
Anticipated expiration: 2033-07-21

Abstract

The utility model relates to the technical field of fixed reactors with internal moving elements, and discloses a salicyl nitrile crystallization device, which comprises a main body, wherein the upper surface of a hollow main body in the main body is rotationally connected with three rotating shafts penetrating into the main body, the upper surface of the main body is fixedly connected with a supporting plate, the vertical section of the supporting plate is in an inverted L shape, the upper end of the rotating shaft is rotationally penetrated out of the upper surface of a transverse plate of the supporting plate, the upper surface of the transverse plate of the supporting plate is fixedly connected with a first motor, when the first motor is started, three rotating shafts are synchronously driven to rotate, the three rotating shafts are driven to rotate, the three stirring rods are driven to rotate by the rotation of the first motor, the three stirring rods are simultaneously driven to rotate by the rotation of the first motor, so that the mixing efficiency is higher, the stirring effect is better, and the efficiency of preparing salicyl nitrile is further improved.

Description

Salicylonitrile crystallization device

Technical Field

The utility model relates to the technical field of fixed reactors with internal moving elements, in particular to a salicylonitrile crystallization device.

Background

Salicyl nitrile, also called o-hydroxybenzonitrile, is an important chemical intermediate for synthesizing liquid crystal materials, fragrances, pesticides and the like, and is widely applied to the industrial fields of agrochemicals, medicinal chemicals, high polymer materials, dyes, organic synthesis and the like, and when the salicyl nitrile is processed and produced, the solution is required to be dried and crystallized, and when the salicyl nitrile is crystallized, a crystallization device is required to be used.

The prior art salicylonitrile crystallization device generally needs to stir the solution while heating the solution, and the prior art salicylonitrile crystallization device generally utilizes a rotating shaft to drive a stirring rod to stir the solution in the device, but only drives the stirring rod to rotate through a stirring shaft, so that the stirring effect is poor, the stirring efficiency is low, the solution splashes onto the inner wall of the device in the stirring process, at this time, the solution which is not fully mixed under the condition of heating the inner wall of the device is easily coagulated on the inner wall to form crystals, the purity of the preparation of the salicylonitrile is further influenced, and the crystallization effect of the device is influenced.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a salicyl nitrile crystallization device which is provided with the advantages that three stirring rods can be simultaneously driven to rotate by the starting of a first motor, the three stirring rods are driven to rotate by the rotation of the stirring rods, so that the mixing efficiency is higher, the stirring effect is better, the efficiency of preparing salicyl nitrile is further improved, the particles of heated crystals on the inner wall of a main body are scraped by the upward and downward displacement of a scraper ring, the crystals are further avoided without sufficient reaction between the solutions, the purity of preparing salicyl nitrile is further improved, and the like.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a salicyl nitrile crystallization device, includes the main part, the upper surface of the inside cavity main part of main part rotates and is connected with three axis of rotation that runs through its inside, the upper surface fixedly connected with backup pad of main part, the vertical cross-section of backup pad is the shape of inverted "L" word, the upper end rotation of axis of rotation runs through the upper surface of backup pad diaphragm, the upper surface fixedly connected with first motor of backup pad diaphragm, the rotation output shaft of first motor and the upper end fixed connection of one of them axis of rotation, the axis of rotation is located the external fixed surface cover of main part and is equipped with first gear, the lower extreme fixedly connected with three puddler of three axis of rotation, the surface fixedly connected with puddler of puddler.

Preferably, the upper surface of main part is rotated and is connected with two locating levers, and the upper end fixedly connected with of locating lever is connected with the second gear with first gear looks adaptation, two second gears and three first gears and meshing are connected.

Preferably, the upper surface of the main body is slidably connected with a fixing rod extending into the main body, the lower end of the fixing rod is fixedly connected with a scraper ring, the scraper ring is matched with the inside of the main body, and the outer surface of the scraper ring is contacted with the inner wall of the main body and slidably connected with the inner wall of the main body

Preferably, the upper end fixedly connected with fixed block of dead lever, the cross-section of fixed block personally submits "T" font form, and the upper surface fixedly connected with of main part limits the piece, and the restriction groove with fixed block looks adaptation is seted up to the left side surface of restriction piece.

Preferably, the fixed block is in sliding connection with the limiting groove, the upper surface of the main body is rotationally connected with a threaded rod, the upper surface of the fixed block is provided with a threaded hole extending out of the lower surface of the fixed block, and the upper end of the threaded rod is rotationally connected with the top wall of the limiting groove through the threaded hole.

Preferably, the threaded rod is in threaded connection with the threaded hole, the upper end of the threaded rod rotates to penetrate through the upper surface of the limiting block, the second motor is fixedly connected to the upper surface of the limiting block, and the rotating output shaft of the second motor is fixedly connected with the upper end of the threaded rod.

(III) beneficial effects

Compared with the prior art, the utility model provides a salicylnitrile crystallization device, which has the following beneficial effects:

1. this salicylonitrile crystallization device, when first motor starts, synchronous drive three axis of rotation is moved, and three axis of rotation rotates and drives the puddler and rotate, and three puddler rotates and drives a plurality of puddlers and rotate, can drive three puddler simultaneously through first motor start-up and rotate, and three puddler rotates and drives the puddler and rotate and make mixing efficiency higher, and the stirring effect is better, and then improves the efficiency that the salicylonitrile was prepared.

2. This salicylonitrile crystallization device, when starting the second motor and making it rotate the output shaft and rotate, synchronous drive threaded rod rotates, and threaded rod rotates and drives the fixed block and reciprocate, and the fixed block reciprocates and drives the dead lever and reciprocate, and the dead lever reciprocates and drives the scraper ring and reciprocate, and the scraper ring reciprocates and scrapes the granule that solution was heated crystallization on the main part inner wall, and then does not have the reaction fully just to take place crystallization between the solution, and then improves the preparation purity of salicylonitrile.

3. According to the salicylonitrile crystallization device, the two second gears act as the intermediate gears, so that the rotation direction of the first gears is adjusted, and the rotation directions of the three first gears are consistent.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a salicylnitrile crystallization device according to the present utility model;

FIG. 2 is a vertical cross-sectional view of the body of the present utility model;

FIG. 3 is an enlarged view at A of FIG. 2;

FIG. 4 is a schematic view of a scraper ring according to the present utility model;

FIG. 5 is a cross-sectional view of a restrictor block of the present utility model;

fig. 6 is an enlarged view at B of fig. 1.

In the figure: 1. a main body; 2. a support plate; 3. a first motor; 4. a rotating shaft; 5. a first gear; 6. a positioning rod; 7. a second gear; 8. a stirring rod; 9. a mixing rod; 10. a fixed rod; 11. a scraper ring; 12. a fixed block; 13. a limiting block; 14. a limiting groove; 15. a threaded rod; 16. and a second motor.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, the present utility model provides a new technical solution: the utility model provides a salicyl nitrile crystallization device, including main part 1, main part 1 inside cavity, be provided with heating element in the main part 1, main part 1 is salicyl nitrile crystallization device, salicyl nitrile crystallization device is current structure, do not do here in excess and do not take care of, the upper surface rotation of main part 1 is connected with three and runs through the axis of rotation 4 that advances its inside, be provided with the sealing member between main part 1 and the axis of rotation 4, the upper surface fixedly connected with backup pad 2 of main part 1, the vertical cross-section of backup pad 2 is the "L" shape of inversion, the upper end rotation of axis of rotation 4 runs through the upper surface of going out the backup pad 2 diaphragm, the upper surface fixedly connected with first motor 3 of backup pad 2 diaphragm, the rotation output shaft of first motor 3 and the upper end fixed connection of one of rotation axis 4, the external surface fixed cover that axis of rotation 4 is located outside main part 1 is equipped with first gear 5, the upper surface rotation of main part 1 is connected with two locating levers 6, the upper end fixedly connected with of locating lever 6 and the second gear 7 of first gear 5 looks adaptation, two locating levers 6 are located between the three axis of rotation 4, two second gears 7 and three first gear 5 are connected with the meshing, when first motor 3 starts and makes its rotation output shaft rotate, synchronous drive and rotate rather than fixed connection's axis of rotation 4, axis of rotation 4 rotates and drives first gear 5 rotation, first gear 5 rotates and drives second gear 7 rotation, and then start through first motor 3 and drive three axis of rotation 4 synchronous rotation.

Further, the two second gears 7 serve as intermediate gears, and serve to adjust the rotation directions of the first gears 5, so that the rotation directions of the three first gears 5 are identical.

Further, the lower extreme fixedly connected with three puddler 8 of three axis of rotation 4, the surface fixedly connected with of puddler 8 a plurality of puddlers 9, puddler 9 is the staggered arrangement, by the above-mentioned, when first motor 3 starts, drive three axis of rotation 4 in step and move, three axis of rotation 4 rotates and drives puddler 8 and rotate, three puddler 8 rotates and drives a plurality of puddlers 9 and rotate, can drive three puddler 8 simultaneously through first motor 3 start-up and rotate, three puddler 8 rotates and drives puddler 9 and rotate and make mixing efficiency higher, the stirring effect is better, and then improve the efficiency that the salicylonitrile was prepared.

Further, the upper surface of the main body 1 is slidingly connected with a fixing rod 10 extending into the main body 1, a sealing ring is arranged between the fixing rod 10 and the main body 1, the lower end of the fixing rod 10 is fixedly connected with a scraper ring 11, the scraper ring 11 is matched with the inside of the main body 1, the outer surface of the scraper ring 11 is contacted with the inner wall of the main body 1 and slidingly connected with the fixing block 12, the upper end of the fixing rod 10 is fixedly connected with the fixing block 12, the cross section of the fixing block 12 is in a T shape, the upper surface of the main body 1 is fixedly connected with a limiting block 13, the left side surface of the limiting block 13 is provided with a limiting groove 14 matched with the fixing block 12, the fixing block 12 is slidingly connected with the limiting groove 14, the upper surface of the main body 1 is rotationally connected with a threaded rod 15, the upper surface of the fixing block 12 is provided with a threaded hole extending out of the lower surface thereof, the upper end of threaded rod 15 is rotated through the roof of screw hole and restriction groove 14 and is connected, threaded rod 15 and screw hole threaded connection, the upper end rotation of threaded rod 15 runs through the upper surface of restriction piece 13, the upper surface fixedly connected with second motor 16 of restriction piece 13, the rotation output shaft of second motor 16 and the upper end fixed connection of threaded rod 15, when starting second motor 16 makes its rotation output shaft rotate, synchronous drive threaded rod 15 rotate, threaded rod 15 rotates and drives fixed block 12 displacement from top to bottom, fixed block 12 displacement from top to bottom drives fixed rod 10 displacement from top to bottom, fixed rod 10 displacement from top to bottom drives scraper ring 11 displacement from top to bottom, scraper ring 11 displacement from top to bottom is with the granule of solution heated crystallization on the inner wall of main part 1 striking off, and then avoid not fully mixing between the solution just taking place condensation crystallization, and then improve the preparation purity of salicylonitrile.

Working principle: when the device is used, through when first motor 3 starts to make its rotation output shaft rotate, the synchronous rotation of rotation axis 4 that drives rather than fixed connection, rotation axis 4 rotates and drives first gear 5 rotation, first gear 5 rotates and drives second gear 7 rotation, and then drive three rotation axis 4 synchronous rotation through first motor 3 start, three rotation axis 4 rotates and drives puddler 8 and rotate, three puddler 8 rotates and drives a plurality of mixed poles 9 and rotate, can drive three puddler 8 simultaneously through first motor 3 start, three puddler 8 rotates and drives mixed pole 9 and rotate and make mixing efficiency higher, stirring effect is better, and then improve the efficiency that the salicylonitrile was prepared, when starting second motor 16 makes its rotation output shaft rotate, synchronous drive threaded rod 15 rotate, threaded rod 15 rotates and drives fixed block 12 and reciprocates, fixed block 12 reciprocates and drives fixed rod 10 and reciprocate, the fixed rod 10 reciprocates and drives scraper ring 11 to reciprocate, scraper ring 11 reciprocates and scrapes the granule of solution heated crystallization on the inner wall of main part 1, and then avoid not having the reaction fully to take place crystallization between the solution, and then guarantee the stability that the salicylonitrile was prepared.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A salicylnitrile crystallization device comprising a main body (1), characterized in that: the novel stirring device is characterized in that the main body (1) is hollow, three rotating shafts (4) penetrating into the main body are rotatably connected to the upper surface of the main body (1), the supporting plates (2) are fixedly connected to the upper surface of the main body (1), the vertical sections of the supporting plates (2) are in inverted L-shaped shapes, the upper ends of the rotating shafts (4) rotate to penetrate through the upper surfaces of the transverse plates of the supporting plates (2), the first motors (3) are fixedly connected to the upper surfaces of the transverse plates of the supporting plates (2), rotating output shafts of the first motors (3) are fixedly connected to the upper ends of the rotating shafts (4), first gears (5) are fixedly sleeved on the outer surface of the rotating shafts (4), three stirring rods (8) are fixedly connected to the lower ends of the three rotating shafts (4), and mixing rods (9) are fixedly connected to the outer surfaces of the stirring rods (8).

2. A salicylnitrile crystallisation apparatus according to claim 1, characterised in that: the upper surface of main part (1) rotates and is connected with two locating levers (6), and the upper end fixedly connected with of locating lever (6) is connected with second gear (7) with first gear (5) looks adaptation, and two second gears (7) are connected with three first gear (5) and meshing.

3. A salicylnitrile crystallisation apparatus according to claim 1, characterised in that: the upper surface sliding connection of main part (1) has dead lever (10) that extend into its inside, and the lower extreme fixedly connected with scraper ring (11) of dead lever (10), scraper ring (11) and the inside looks adaptation of main part (1), the surface of scraper ring (11) and the inner wall contact and sliding connection of main part (1).

4. A salicylnitrile crystallisation apparatus according to claim 3, characterised in that: the upper end fixedly connected with fixed block (12) of dead lever (10), the cross-section of fixed block (12) is the "T" word shape, and the upper surface fixedly connected with of main part (1) limits piece (13), limit groove (14) with fixed block (12) looks adaptation are seted up on the left side surface of limit piece (13).

5. A salicylnitrile crystallisation apparatus according to claim 4, characterised in that: the fixed block (12) is in sliding connection with the limiting groove (14), the threaded rod (15) is rotationally connected to the upper surface of the main body (1), a threaded hole extending out of the lower surface of the fixed block (12) is formed in the upper surface of the fixed block, and the upper end of the threaded rod (15) is rotationally connected with the top wall of the limiting groove (14) through the threaded hole.

6. A salicylnitrile crystallisation apparatus according to claim 5, characterised in that: the threaded rod (15) is in threaded connection with the threaded hole, the upper end of the threaded rod (15) rotates to penetrate through the upper surface of the limiting block (13), the upper surface of the limiting block (13) is fixedly connected with a second motor (16), and a rotating output shaft of the second motor (16) is fixedly connected with the upper end of the threaded rod (15).