Chemical rapid crystallization kettle

Abstract

The utility model provides a rapid crystallization kettle for chemical industry, which relates to the technical field of chemical industry and comprises a base and a crystallization mechanism, a reaction tank is mounted on the inner side of the base, and the crystallization mechanism is arranged in the reaction tank. The temperature difference between a solution going to enter the reaction tank and a solution in the reaction tank can be reduced, the temperature of the solution in the tank is prevented from being reduced after the solution enters the reaction tank, so that the crystallization speed is reduced, the crystallization process can be effectively controlled by preheating the solution, the crystal quality is improved, the overall production efficiency is favorably improved, and the production cost is reduced. Through the arrangement of the additive assembly, in the evaporative crystallization process, scaling is prevented or crystallization of a specific type is promoted by adding a specific substance, scaling is prevented from entering the crystallization to influence the product purity, the variety of products can be increased by promoting the crystallization of the specific type, the application range of the device is expanded, and the product quality is guaranteed and the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of chemical industry, in particular to a chemical rapid crystallization kettle. Background Art

[0002] A chemical rapid crystallization reactor is a device specially designed to achieve an efficient crystallization process. It promotes the rapid crystallization of the solute by precisely controlling key parameters such as temperature, stirring speed and solvent concentration. This crystallization reactor is usually equipped with a jacket or internal cooling system and an efficient stirring mechanism to ensure that the solute molecules in the solution can form crystals under optimal conditions. It is designed to provide a uniform heat exchange and material transfer environment to facilitate the generation of crystals with uniform size, regular shape and high purity. In addition, rapid crystallization reactors are often combined with automated control systems to continuously monitor and adjust process parameters, thereby optimizing production efficiency and ensuring product quality.

[0003] After searching, the patent number "CN215137054U" mentioned in the text that "the utility model discloses a chemical crystallization kettle, which relates to the field of chemical technology, including a chassis, the bottom of the outer surface of the chassis is fixedly connected with mutually symmetrical support plates, and both ends of the upper surface of each support plate are provided with mutually symmetrical cylindrical grooves, and the interior of each cylindrical groove is slidably connected with a slider, and the middle part of the upper surface of each slider is fixedly connected with a guide rod, and the upper surface of each group of two guide rods is fixedly connected with a pressure plate, and a spring is fixedly connected between the upper surface of each slider and the inner top wall of the cylindrical groove. The chemical crystallization kettle, by putting The hand can achieve the effect of pulling the pressure plate, and through the cooperation of the cylindrical groove, the slider, the guide rod and the spring, as well as the cooperation between the pressure plate, the slide plate and the slide groove, the slide plate can slowly leave the surface of the baffle plate, and then produce the effect of the two baffle plates close to each other starting to sink due to gravity, so as to achieve the purpose of the material inside the chassis flowing out under the action of the discharge port". When it is used, the stirring rod is conveniently connected to the external transmission mechanism through the setting of the transmission wheel, so that the internal stirring mechanism can be effectively controlled. However, the device cannot pre-treat the solution and the production speed is low.

[0004] Therefore, we provide a chemical rapid crystallization kettle to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a chemical rapid crystallization kettle to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical solution: a chemical rapid crystallization kettle, comprising a base and a crystallization mechanism, a reaction tank is installed inside the base, and a crystallization mechanism is arranged inside the reaction tank;

[0007] The crystallization mechanism includes a preheating component, a heating component, a stirring component, a discharge component and an additive component. The preheating component is arranged on one side of the reaction tank, the heating component is installed on the inner side of the reaction tank, the stirring component is arranged on the top of the reaction tank, the discharge component is arranged on the other side of the reaction tank, and the additive component is arranged above the discharge component.

[0008] Preferably, the preheating assembly includes a preheating box, a feed preheating tube and a first heating belt. The preheating box is installed on one side of the reaction tank, the inner side of the preheating box is provided with a feed preheating tube, and the inner wall of the preheating box is installed with a first heating belt.

[0009] Preferably, the heating assembly comprises a second heating belt and a protective shell, the second heating belt is installed on the inner side of the reaction tank, and the protective shell is provided on the outer side of the second heating belt.

[0010] Preferably, the stirring assembly includes a stirring motor, a stirring rod and a stirring blade. The stirring motor is installed at the top of the reaction tank, the bottom end of the stirring motor is flatly keyed to the stirring rod, and the outer side of the stirring rod is fixedly connected to the stirring blade.

[0011] Preferably, the discharge assembly includes a filter module, a water pump and an exhaust port, the filter module is installed on the other side of the reaction tank, the water pump is installed on the other side of the filter module, and an exhaust port is provided on one side of the stirring motor.

[0012] Preferably, the additive assembly comprises an additive storage box, an additive injection port and a nozzle, the additive storage box is arranged above the filter module, the top of the additive storage box is provided with an additive injection port, and the inner wall of the reaction tank is embedded with a nozzle.

[0013] Preferably, a control component is provided on one side of the base, and the control component includes a console, a display and control buttons. A console is provided on one side of the base, a display is installed on the top of the console, and control buttons are provided on one side of the display.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. Through the setting of the crystallization mechanism, when in use, through the setting of the preheating component, the temperature difference between the solution to be entered into the reaction tank and the solution in the reaction tank can be reduced, so as to avoid the temperature of the solution in the tank from decreasing after the solution enters the reaction tank, thereby reducing the crystallization speed. By preheating the solution, the crystallization process can be effectively controlled, the quality of the crystal can be improved, and it is helpful to improve the overall production efficiency.

[0016] 2. Through the setting of additive components, during the evaporation crystallization process, specific substances are added to prevent scaling or promote specific types of crystallization, prevent scaling from entering the crystallization and affecting the product purity. Promoting specific types of crystallization can increase the variety of products, expand the scope of use of the device, and help ensure product quality and improve production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall appearance structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the overall side view structure of the utility model;

[0019] Figure 3 It is a schematic diagram of the overall cross-sectional structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the preheating component of the utility model.

[0021] Numbers in the figure: 1. base; 2. reaction tank; 3. crystallization mechanism; 31. preheating assembly; 311. preheating box; 312. feed preheating tube; 313. first heating belt; 32. heating assembly; 321. second heating belt; 322. protective shell; 33. stirring assembly; 331. stirring motor; 332. stirring rod; 333. stirring blade; 34. discharge assembly; 341. filter module; 342. water pump; 343. exhaust port; 35. additive assembly; 351. additive storage box; 352. additive injection port; 353. nozzle; 4. control assembly; 41. control console; 42. display; 43. control buttons. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Embodiment 1

[0024] See also Figure 1-4 As shown, the utility model provides a technical solution: a chemical rapid crystallization kettle, comprising a base 1 and a crystallization mechanism 3, a reaction tank 2 is installed inside the base 1, and a crystallization mechanism 3 is arranged inside the reaction tank 2;

[0025] The crystallization mechanism 3 includes a preheating component 31, a heating component 32, a stirring component 33, a discharge component 34 and an additive component 35. The preheating component 31 is provided on one side of the reaction tank 2, the heating component 32 is installed on the inner side of the reaction tank 2, the stirring component 33 is provided on the top of the reaction tank 2, the discharge component 34 is provided on the other side of the reaction tank 2, and the additive component 35 is provided above the discharge component 34.

[0026] Furthermore, the preheating component 31 includes a preheating box 311, a feed preheating tube 312 and a first heating belt 313. The preheating box 311 is installed on one side of the reaction tank 2, the inner side of the preheating box 311 is provided with a feed preheating tube 312, and the inner wall of the preheating box 311 is installed with a first heating belt 313. The preheating component 31 can preheat the solution that is about to enter the reaction tank 2 to prevent the solution from lowering the internal solution temperature after entering the reaction tank 2, thereby reducing the crystallization rate.

[0027] Furthermore, the heating component 32 includes a second heating belt 321 and a protective shell 322. The second heating belt 321 is installed on the inner side of the reaction tank 2, and the protective shell 322 is provided on the outer side of the second heating belt 321. The heating component 32 can heat the solution in the reaction tank 2 and make the solution reach a saturated or supersaturated state by evaporating the solvent, so that the solute can precipitate in the form of crystals.

[0028] Furthermore, the stirring component 33 includes a stirring motor 331, a stirring rod 332 and a stirring blade 333. The stirring motor 331 is installed at the top of the reaction tank 2, the bottom end of the stirring motor 331 is flatly keyed to the stirring rod 332, and the outer side of the stirring rod 332 is fixedly connected to the stirring blade 333. The stirring component 33 stirs the solution to achieve uniform heat transfer, improve crystal quality, control crystal growth, reduce crystal agglomeration, and prevent precipitation.

[0029] Furthermore, the discharge component 34 includes a filter module 341, a water pump 342 and an exhaust port 343. The filter module 341 is installed on the other side of the reaction tank 2, and the water pump 342 is installed on the other side of the filter module 341. An exhaust port 343 is provided on one side of the stirring motor 331. The filter module 341 and the water pump 342 can discharge the crystallized solution to facilitate the collection of the crystals. The exhaust port 343 can discharge the steam generated during the evaporation and crystallization process to prevent the pressure in the reaction tank 2 from being too high and damaging the tank body.

[0030] Furthermore, the additive assembly 35 includes an additive storage box 351, an additive injection port 352 and a nozzle 353. The additive storage box 351 is arranged above the filter module 341, and the top of the additive storage box 351 is provided with an additive injection port 352. The inner wall of the reaction tank 2 is embedded with a nozzle 353. The additive assembly 35 can add additional substances during the evaporation process to prevent scaling or promote specific types of crystallization.

[0031] Embodiment 2

[0032] See also Figure 1 and Figure 2 As shown, in contrast to Example 1, as another implementation of the utility model, a control component 4 is provided on one side of the base 1, and the control component 4 includes a console 41, a display 42 and control buttons 43. A console 41 is provided on one side of the base 1, a display 42 is installed on the top of the console 41, and a control button 43 is provided on one side of the display 42. The control component 4 is used to control the operation of the remaining components to improve the production speed and production quality.

[0033] Working principle: First, a chemical rapid crystallization kettle is moved to the working position. When in use, the first step is to start the device through the control component 4, and then the solution to be evaporated first enters the feed preheating tube 312, and the first heating belt 313 generates heat to preheat the solution in the feed preheating tube 312, and finally the solution enters the reaction tank 2. In the second step, after the solution enters the reaction tank 2, the second heating belt 321 generates heat to evaporate the solution so that the solution reaches a saturated or supersaturated state, so that the solute can precipitate in the form of crystals. In the third step, during evaporation, the stirring motor 331 drives the stirring rod 332 and the stirring blade 333 to rotate, stirs the solution, and heats it evenly. At the same time, the steam generated during evaporation is discharged through the exhaust port 343. In the fourth step, when the crystallization is completed, the water pump 342 discharges the waste liquid in the reaction tank 2, and the crystals are left in the reaction tank 2 through the filtering module 341. In this way, the use process of a chemical rapid crystallization kettle is completed.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A chemical rapid crystallization kettle, comprising a base (1) and a crystallization mechanism (3), characterized in that: A reaction tank (2) is installed on the inner side of the base (1), and a crystallization mechanism (3) is arranged inside the reaction tank (2); The crystallization mechanism (3) comprises a preheating component (31), a heating component (32), a stirring component (33), a discharge component (34) and an additive component (35); the preheating component (31) is arranged on one side of the reaction tank (2); the heating component (32) is installed on the inner side of the reaction tank (2); the stirring component (33) is arranged on the top of the reaction tank (2); the discharge component (34) is arranged on the other side of the reaction tank (2); and the additive component (35) is arranged above the discharge component (34).

2. A chemical rapid crystallization kettle according to claim 1, characterized in that, The preheating assembly (31) comprises a preheating box (311), a feed preheating tube (312) and a first heating belt (313); the preheating box (311) is installed on one side of the reaction tank (2); the inner side of the preheating box (311) is provided with a feed preheating tube (312); and the inner wall of the preheating box (311) is installed with a first heating belt (313).

3. A chemical rapid crystallization kettle according to claim 1, characterized in that, The heating assembly (32) comprises a second heating belt (321) and a protective shell (322); the second heating belt (321) is installed on the inner side of the reaction tank (2), and the protective shell (322) is arranged on the outer side of the second heating belt (321).

4. A chemical rapid crystallization kettle according to claim 1, characterized in that, The stirring assembly (33) comprises a stirring motor (331), a stirring rod (332) and a stirring blade (333); the stirring motor (331) is installed at the top of the reaction tank (2); the stirring rod (332) is connected to the bottom of the stirring motor (331) by a flat key; the stirring blade (333) is fixedly connected to the outer side of the stirring rod (332).

5. A chemical rapid crystallization kettle according to claim 4, characterized in that, The discharge assembly (34) comprises a filter module (341), a water pump (342) and an exhaust port (343); the filter module (341) is installed on the other side of the reaction tank (2); the water pump (342) is installed on the other side of the filter module (341); and the exhaust port (343) is provided on one side of the stirring motor (331).

6. A chemical rapid crystallization kettle according to claim 5, characterized in that: The additive assembly (35) comprises an additive storage box (351), an additive injection port (352) and a nozzle (353); the additive storage box (351) is arranged above the filter module (341); the top of the additive storage box (351) is provided with an additive injection port (352); and the nozzle (353) is embedded in the inner wall of the reaction tank (2).

7. A chemical rapid crystallization kettle according to claim 1, characterized in that: A control component (4) is provided on one side of the base (1), and the control component (4) comprises a control console (41), a display (42) and control buttons (43). A control console (41) is provided on one side of the base (1), a display (42) is installed on the top of the control console (41), and a control button (43) is provided on one side of the display (42).

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