CN214319182U

CN214319182U - Crystallization separator is used in production of triallyl isocyanurate

Info

Publication number: CN214319182U
Application number: CN202022991556.5U
Authority: CN
Inventors: 李炉航; 陈如如
Original assignee: Jiangsu China Star New Materials Technology Co ltd
Current assignee: Jiangsu China Star New Materials Technology Co ltd
Priority date: 2020-12-13
Filing date: 2020-12-13
Publication date: 2021-10-01
Anticipated expiration: 2030-12-13

Abstract

The utility model discloses a crystal separator is used in production of triallyl isocyanurate belongs to chemical industry equipment technical field. The device comprises an upper shell, a lower shell and an outer shell, wherein a liquid inlet is formed in the middle of the upper shell, and the upper shell is divided into an upper part and a lower part by the liquid inlet; the lower shell is arranged below the upper shell and is fixedly connected with the upper shell; the upper end of the outer shell is connected with the upper end of the lower shell, and the lower end of the outer shell is positioned on the periphery of the lower end of the lower shell; a circulating liquid outlet is arranged on the outer shell, one end of the circulating liquid outlet penetrates through the outer shell, and the circulating liquid outlet is arranged along the radial direction of the outer shell; the bottom of the outer shell is provided with a crystal outlet; the stirring device in the lower shell body. The utility model discloses the crystallization separator with solvent evaporation and crystallization process set in same device, reduced the equipment and dropped into, also increased the efficiency of crystallization, evaporation and crystallization can be incessant going on in succession in the processing procedure, practiced thrift the procedure greatly, improved the treatment effeciency.

Description

Crystallization separator is used in production of triallyl isocyanurate

Technical Field

The utility model belongs to the technical field of chemical industry equipment, concretely relates to crystal separator is used in triallyl isocyanurate production.

Background

In most of the production processes of the products, crystallization is used, and the required steps are needed when the target product is extracted and purified from the mixture. Therefore, the crystallization is an important chemical process and has wide application range in the production of chemical engineering, medical products and intermediate products. The triallyl isocyanurate crosslinking agent is widely applied to the rubber production process, and the purity of triallyl isocyanurate directly influences the service performance of the triallyl isocyanurate crosslinking agent; after the existing triallyl isocyanurate cross-linking agent is prepared, crude products are obtained, and crystallization extraction treatment is often needed to obtain high-quality and high-purity triallyl isocyanurate. However, the existing crystallization and purification equipment has the disadvantages of unsatisfactory effect, low purification efficiency and low product purity, so that the development of a crystallization separator capable of improving the purity of triallyl isocyanurate products is an urgent problem to be solved.

Disclosure of Invention

To the problem that exists among the prior art, the to-be-solved technical problem of the utility model lies in providing a crystal separator is used in triallyl isocyanurate production, with solvent evaporation and crystallization process set in same device, reduced equipment and dropped into, also increased the efficiency of crystallization, evaporation and crystallization can be incessant go on in succession in the processing procedure, practiced thrift the procedure greatly, improved treatment effeciency.

In order to solve the above problem, the utility model adopts the following technical scheme:

a crystallization separator for producing triallyl isocyanurate comprises an upper shell, a lower shell and an outer shell, wherein a liquid inlet is formed in the middle of the upper shell, and the upper shell is divided into an upper part and a lower part by the liquid inlet; the lower shell is arranged below the upper shell and fixedly connected with the upper shell, and the upper shell is communicated with the lower shell; the upper end of the outer shell is connected with the upper end of the lower shell, the lower end of the outer shell is positioned on the periphery of the lower end of the lower shell, and the lower end of the outer shell is lower than the lower end of the lower shell; the outer shell is provided with a circulating liquid outlet, one end of the circulating liquid outlet penetrates through the outer shell, and the circulating liquid outlet is arranged along the radial direction of the outer shell; a crystal outlet is formed in the bottom of the outer shell; the stirring device in the lower shell.

The crystallization separator is used in production of triallyl isocyanurate, the periphery of the upper end of shell body is equipped with a plurality of overflow mouths, and a plurality of overflow mouths are the equidistant distribution along the perisporium of shell body.

Crystallization separator is used in production of triallyl isocyanurate, the upper end of going up the casing links to each other with the compressor, and the interval is provided with the baffle in the upper casing, the baffle is 10~20 with the contained angle of water flat line.

Crystal separator is used in production of triallyl isocyanurate, go up the casing and be located the below part inside guide plate that is equipped with a plurality of inlet, the outside is equipped with the heating jacket, and the guide plate of a plurality of is staggered arrangement, evenly be equipped with a plurality of water conservancy diversion hole on the guide plate.

Crystal separator is used in triallyl isocyanurate production, agitating unit includes scraper blade, swash plate and (mixing) shaft, the (mixing) shaft is connected with the motor, the one end and the (mixing) shaft fixed connection of swash plate, other end fixed connection are on the scraper blade.

In the crystallization separator for producing the triallyl isocyanurate, the distance between the scraper and the inner wall of the lower shell is 0.5-5 cm; the inclined plate and the stirring shaft form an angle of 30-60 degrees.

The crystallization separator is used in production of triallyl isocyanurate, be equipped with the water conservancy diversion hole on the guide plate.

Has the advantages that: compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses with solvent evaporation and crystallization process set in same device, reduced the equipment and dropped into, also increased the efficiency of crystallization, evaporation and crystallization can be incessant going on in succession in the processing procedure, have practiced thrift the procedure greatly, have improved the treatment effeciency.

Drawings

FIG. 1 is a schematic diagram of a crystal separator for producing triallyl isocyanurate.

Detailed Description

The present invention will be further described with reference to the following specific embodiments.

Example 1

A crystal separator for producing triallyl isocyanurate is shown in figure 1. As shown in FIG. 1, the crystallization separator comprises an upper shell 1, a lower shell 2 and an outer shell 3, wherein a liquid inlet 11 is arranged in the middle of the upper shell 1, and the upper shell 1 is divided into an upper part and a lower part by the liquid inlet 11; the lower shell 2 is arranged below the upper shell 1 and fixedly connected with the upper shell 1, and the upper shell 1 is communicated with the lower shell 2; the upper end of the outer shell 3 is connected with the upper end of the lower shell 2, the lower end of the outer shell 3 is positioned on the periphery of the lower end of the lower shell 3, and the lower end of the outer shell 3 is lower than the lower end of the lower shell; a circulating liquid outlet 4 is formed in the outer shell 3, one end of the circulating liquid outlet 4 penetrates through the outer shell 3, and the circulating liquid outlet is radially arranged along the outer shell 3; the bottom of the outer shell 3 is provided with a crystal outlet 5; the lower shell 2 is internally provided with a stirring device.

The upper end of the upper shell 1 is connected with a compressor, partition plates 12 are arranged in the upper shell at intervals, and the included angle between each partition plate 12 and the horizontal line is 10 degrees. The upper shell 1 is provided with a plurality of guide plates 10 in the part below the liquid inlet 11, the outer side of the upper shell is provided with a heating sleeve 9, the plurality of guide plates are arranged in a staggered manner, the guide plates 10 are provided with guide holes, and the guide plates 10 are provided with guide holes.

The upper shell 1 is divided into two downward parts, and the position of the liquid inlet 11 is used as a boundary line; wherein the lower half part is internally provided with a guide plate 10, and the outer side is provided with a heating jacket 9. After liquid enters from the liquid inlet 11, the liquid is heated under the action of the heating sleeve 9, part of solvent is evaporated after heating, and solvent vapor moves upwards under the action of a compressor and is led out from an upper end outlet through a partition plate 12; unevaporated liquid moves downwards under the action of gravity through the layer-by-layer guide plate 10, the arrangement of the guide plate 10 increases the flowing time and the flowing path of the liquid, increases the heated area of the liquid, enables the evaporation to be more sufficient, and is beneficial to improving the following crystallization efficiency and the crystal purity. Liquid flows out of the upper shell 1 and then enters the lower shell 2, crystal particles have large specific gravity and settle to the bottom end of the outer shell 3, clear liquid is continuously gathered above the crystals and finally discharged through the circulating liquid outlet 4, so that the effective separation of the crystals and the liquid is realized, and the discharged crystals contain solvents as little as possible.

Example 2

A crystal separator for producing triallyl isocyanurate is shown in figure 1. As shown in FIG. 1, the crystallization separator comprises an upper shell 1, a lower shell 2 and an outer shell 3, wherein a liquid inlet 11 is arranged in the middle of the upper shell 1, and the upper shell 1 is divided into an upper part and a lower part by the liquid inlet 11; the lower shell 2 is arranged below the upper shell 1 and fixedly connected with the upper shell 1, and the upper shell 1 is communicated with the lower shell 2; the upper end of the outer shell 3 is connected with the upper end of the lower shell 2, the lower end of the outer shell 3 is positioned on the periphery of the lower end of the lower shell 3, and the lower end of the outer shell 3 is lower than the lower end of the lower shell 2; a circulating liquid outlet 4 is formed in the outer shell 3, one end of the circulating liquid outlet 4 penetrates through the outer shell 3, and the circulating liquid outlet 4 is radially arranged along the outer shell 3; a plurality of overflow ports 8 are formed in the periphery of the upper end of the outer shell 3, and the overflow ports 8 are distributed at equal intervals along the peripheral wall of the outer shell; the bottom of the outer shell 3 is provided with a crystal outlet 5; the lower shell 2 is internally provided with a stirring device.

The upper end of the upper shell 1 is connected with a compressor, partition plates 12 are arranged in the upper shell at intervals, and the included angle between each partition plate 12 and the horizontal line is 20 degrees. A plurality of guide plates 10 are arranged in the part of the upper shell 1 below the liquid inlet 11, and guide holes are arranged on the guide plates 10; the outer side of the air conditioner is provided with a heating sleeve 9, a plurality of guide plates are arranged in a staggered mode, and guide holes are formed in the guide plates 10. Agitating unit includes scraper blade 6, swash plate 7 and (mixing) shaft, the (mixing) shaft is connected with the motor, is equipped with swash plate 7 on the (mixing) shaft, swash plate 7's one end and (mixing) shaft fixed connection, other end fixed connection is on scraper blade 6. The distance between the scraper and the inner wall of the lower shell 2 is 0.5-5 cm; the inclined plate 7 and the stirring shaft form an angle of 50 degrees.

The upper shell 1 is divided into two downward parts, and the position of the liquid inlet 11 is used as a boundary line; wherein the lower half part is internally provided with a guide plate 10, and the outer side is provided with a heating jacket 9. After liquid enters from the liquid inlet 11, the liquid is heated under the action of the heating sleeve 9, part of solvent is evaporated after heating, and solvent vapor moves upwards under the action of a compressor and is led out from an upper end outlet through a partition plate 12; unevaporated liquid moves downwards under the action of gravity through the layer-by-layer guide plate 10, the arrangement of the guide plate 10 increases the flowing time and the flowing path of the liquid, increases the heated area of the liquid, enables the evaporation to be more sufficient, and is beneficial to improving the following crystallization efficiency and the crystal purity. The liquid flows out of the upper shell 1 and enters the lower shell 2, the crystallization efficiency is increased under the action of the stirring device, and the inclined plate in the stirring device can slow down the flow rate of the liquid and also increase the crystallization efficiency; the scraper 6 is close to the inner wall of the lower shell 2, and can hang off crystals adhered to the inner wall of the lower shell 2 while playing a role in stirring; the crystal particles have a large specific gravity, and are more quickly settled into the bottom end of the outer shell 3 under the stirring effect, clear liquid is continuously gathered above the crystals and is finally discharged through the circulating liquid outlet 4, so that the effective separation of the crystals and liquid is realized, and the discharged crystals contain the solvent as little as possible.

Claims

1. A crystallization separator for producing triallyl isocyanurate is characterized by comprising an upper shell (1), a lower shell (2) and an outer shell (3), wherein a liquid inlet (11) is formed in the middle of the upper shell (1), and the upper shell (1) is divided into an upper part and a lower part by the liquid inlet (11); the lower shell (2) is arranged below the upper shell (1) and fixedly connected with the upper shell (1), and the upper shell (1) is communicated with the lower shell (2); the upper end of the outer shell (3) is connected with the upper end of the lower shell (2), the lower end of the outer shell (3) is positioned on the periphery of the lower end of the lower shell (2), and the lower end of the outer shell (3) is lower than the lower end of the lower shell; a circulating liquid outlet (4) is formed in the outer shell (3), one end of the circulating liquid outlet (4) penetrates through the outer shell (3), and the circulating liquid outlet is radially arranged along the outer shell (3); a crystal outlet (5) is formed in the bottom of the outer shell (3); and a stirring device is arranged in the lower shell (2).

2. The crystal separator for the production of triallyl isocyanurate according to claim 1, wherein a plurality of overflow ports (8) are provided on the outer periphery of the upper end of the outer casing (3), and the plurality of overflow ports (8) are arranged at equal intervals along the peripheral wall of the outer casing.

3. The crystal separator for the production of triallyl isocyanurate according to claim 1, wherein the upper end of the upper casing (1) is connected to a compressor, a partition plate (12) is arranged in the upper casing at an interval, and the angle between the partition plate (12) and the horizontal line is 10-20 °.

4. The crystal separator for producing triallyl isocyanurate according to claim 1, wherein a plurality of baffles (10) are arranged inside the upper shell (1) below the liquid inlet (11), a heating jacket (9) is arranged outside the upper shell, the plurality of baffles are arranged in a staggered manner, and a plurality of baffle holes are uniformly arranged on the baffles (10).

5. The crystal separator for producing triallyl isocyanurate according to claim 1, wherein the stirring device comprises a scraper (6), an inclined plate (7) and a stirring shaft, the stirring shaft is connected with a motor, one end of the inclined plate (7) is fixedly connected with the stirring shaft, and the other end is fixedly connected with the scraper (6).

6. The crystal separator for producing triallyl isocyanurate according to claim 5, wherein a distance between said scraper and an inner wall of said lower casing (2) is 0.5 to 5 cm; the inclined plate (7) and the stirring shaft form an angle of 30-60 degrees.

7. The crystal separator for the production of triallyl isocyanurate according to claim 4, wherein said baffle (10) is provided with baffle holes.