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CN-224207439-U - Program-controlled cooling device for crystallization of photoinitiator

CN224207439UCN 224207439 UCN224207439 UCN 224207439UCN-224207439-U

Abstract

The utility model relates to the technical field of program-controlled cooling devices, and particularly discloses a program-controlled cooling device for photoinitiator crystallization, which comprises a program-controlled cooling device body, wherein a cooling cavity is formed in the program-controlled cooling device body, a cooling structure is symmetrically and fixedly arranged in the cooling cavity, the cooling structure comprises a bracket, a first bottom plate, a second bottom plate and a third bottom plate are respectively and fixedly arranged on the inner side of the bracket, an electric push rod is arranged in the third bottom plate, an extension block is fixedly arranged on an output shaft of the electric push rod, the electric push rod can drive a fan blade main shaft on a disc to rotate by starting a motor, forced convection heat dissipation can be formed on liquid in a containing vessel through a through groove group, the cooling rate is improved, and meanwhile, the electric push rod can drive a U-shaped block to move downwards by arranging the electric push rod, so that the distance between a fan blade main shaft and the containing vessel is reduced, and the cooling treatment on the containing vessel is further improved.

Inventors

  • MENG CHUISONG
  • LI XIN
  • WANG WENJING
  • CUI XIAOLEI
  • CUI XIAOJIAN

Assignees

  • 天津励耘新材料有限公司

Dates

Publication Date
20260508
Application Date
20250521

Claims (6)

  1. 1. The program-controlled cooling device for the photoinitiator crystallization comprises a program-controlled cooling device body (11), wherein a cooling cavity (12) is arranged in the program-controlled cooling device body (11), and is characterized in that; Cooling structures are symmetrically and fixedly arranged in the cooling cavity (12); The cooling structure comprises a bracket (13), wherein a first bottom plate (14), a second bottom plate (15) and a third bottom plate (16) are fixedly arranged on the inner side of the bracket (13), the first bottom plate (14), the second bottom plate (15) and the third bottom plate (16) are sequentially stacked from bottom to top, an electric push rod (17) is arranged in the third bottom plate (16), an extension block (18) is fixedly arranged on an output shaft of the electric push rod (17), and the extension block (18) and the second bottom plate (15) are slidably arranged; The electric push rod comprises an electric push rod body, a motor (21) and a U-shaped block (19), wherein the U-shaped block (19) is fixedly arranged on the side wall of an output shaft of the electric push rod body (17) and the side wall of an extension block (18), and the motor (21) is fixedly arranged on the inner sides of the two U-shaped blocks (19).
  2. 2. A programmed cooling device for crystallization of photoinitiators according to claim 1, characterized in that the output shafts of both motors (21) are rotatably mounted with the U-shaped blocks (19); Wherein, the output shafts of the two motors (21) are fixedly provided with discs (22).
  3. 3. A programmed cooling device for crystallization of photoinitiator according to claim 2, characterized in that the two discs (22) are provided with a through groove group (23) inside; The center of the lower end parts of the two discs (22) are fixedly provided with fan blade spindles (24).
  4. 4. A programmed cooling device for crystallization of photoinitiator according to claim 3, characterized in that both discs (22) are internally provided with screw grooves (25), both screw grooves (25) being located outside the through groove group (23); Wherein, both the lower end parts of the two discs (22) are provided with stirring rods (26).
  5. 5. The program-controlled cooling device for photoinitiator crystallization according to claim 4, wherein threaded columns (27) are fixedly arranged at the upper end parts of the two stirring rods (26), and the two threaded columns (27) are arranged in the threaded grooves (25) in a threaded manner; Wherein, cabinet door (28) and control unit (29) are equipped with respectively on the surface of program control heat sink body (11).
  6. 6. A programmable cooling device for crystallization of photoinitiator according to claim 1, wherein the first bottom plate (14) and the second bottom plate (15) are provided with a holding dish (31) in an embedded manner; wherein, two hold dish (31) all are located flabellum main shaft (24) and puddler (26) below.

Description

Program-controlled cooling device for crystallization of photoinitiator Technical Field The utility model relates to the technical field of program-controlled cooling devices, in particular to a program-controlled cooling device for photoinitiator crystallization. Background The photoinitiator is a compound capable of generating active free radicals or cations under specific wavelength illumination, crystallization and purification after synthesis become key process links, photoinitiator molecules generally have heat sensitivity and complex solubility characteristics, the traditional natural cooling is easy to cause the problems of uncontrollable crystallization rate, unstable crystal forms, coated impurities or extremely fine grains and the like, and the program-controlled cooling device enables the solution to be crystallized orderly from a supersaturated state according to a preset path through precisely adjusting a temperature curve, so that the product yield and batch consistency can be remarkably improved, and the severe requirements of the photocuring industry on material performance can be met. Through retrieving the Chinese patent with the bulletin number of CN216083516U, a program-controlled cooling box for monitoring temperature in real time is disclosed, and the program-controlled cooling box for detecting temperature in real time can monitor the temperature inside the program-controlled cooling box in real time by arranging a temperature probe structure inside a box cover in the using process of the program-controlled cooling box, so that the internal temperature change in the using process of the program-controlled cooling box can be known in time, and the use is more convenient; Based on the above search and the prior art, the patent has certain defects that the photoinitiator gradually reaches a supersaturation state in the cooling process, but the supersaturation degrees of different areas of the solution are possibly inconsistent, and when the program-controlled cooling box is used, the solution processed in the program-controlled cooling box cannot be mixed to ensure the concentration balance of the solution, the crystallization rate of the solution is easy to be reduced, and the crystallization of the photoinitiator is not facilitated. Disclosure of utility model (One) solving the technical problems Aiming at the defects of the prior art, the utility model provides a program-controlled cooling device for photoinitiator crystallization, which solves the technical problem that the prior device is not beneficial to use. (II) technical scheme In order to achieve the above purpose, the utility model is realized by the following technical scheme: The program-controlled cooling device for the photoinitiator crystallization comprises a program-controlled cooling device body, wherein a cooling cavity is formed in the program-controlled cooling device body; the cooling structure is symmetrically and fixedly arranged in the cooling cavity; The cooling structure comprises a support, first bottom plate, second bottom plate and third bottom plate are respectively fixed mounting to the support inboard, first bottom plate, second bottom plate and third bottom plate are from last order stacking down, the inside electric putter that is equipped with of third bottom plate, fixed mounting has the extension piece on electric putter's the output shaft, extension piece and second bottom plate slidable mounting, equal fixed mounting has the U-shaped piece on the lateral wall of electric putter output shaft and on the lateral wall of extension piece, two equal fixed mounting has the motor in the U-shaped piece inboard. Preferably, the output shafts of the two motors are rotatably mounted with the U-shaped block, the output shafts of the two motors are fixedly provided with discs, through groove groups are formed in the discs, fan blade spindles are fixedly mounted at the circle centers of the lower end parts of the discs, thread grooves are formed in the discs, and the thread grooves are located on the outer sides of the through groove groups. Preferably, stirring rods are arranged at the lower end parts of the two discs, threaded columns are fixedly arranged at the upper end parts of the two stirring rods, the threaded columns are arranged in threaded grooves in a threaded mode, a cabinet door and a control unit are arranged on the surface of the program-controlled cooling device body respectively, containing dishes are arranged in the first bottom plate and the second bottom plate in an embedded mode, and the two containing dishes are located below the fan blade main shaft and the stirring rods. (III) beneficial effects The motor is started to drive the fan blade main shaft on the disc to rotate, the through groove group is used for rapidly cooling liquid in the containing dish, the cooling rate is improved, meanwhile, the electric push rod is arranged to drive the U-shaped block to move downwards, the distanc