Reaction kettle for producing styrene-acrylic latex

Abstract

The utility model discloses a reaction kettle for producing styrene-acrylic latex. The reaction kettle comprises a reaction kettle body, a discharging pipe is arranged at the bottom of the reaction kettle body, a feeding opening is formed in the top of the reaction kettle body, a stirring and cleaning structure is arranged in the reaction kettle body, a driving bin is arranged at the top of the reaction kettle body, and a driving assembly is arranged in the driving bin. The stirring and cleaning structure comprises a stirring shaft, a supporting bin, a cleaning assembly and an adjusting assembly, the upper end of the stirring shaft is rotationally arranged on the inner top wall of the driving bin, and the lower end of the stirring shaft penetrates through the reaction kettle body and is rotationally arranged on the inner bottom wall of the reaction kettle body. The utility model relates to the technical field of chemical production, and particularly provides a reaction kettle for producing styrene-acrylic latex, which is reasonable and simple in structure and has a good cleaning function.

Description

Technical Field

[0001] The utility model relates to the technical field of chemical production, in particular to a reaction kettle for producing propylbenzene latex. Background Art

[0002] Acrylic emulsion is a common industrial raw material that can be used to manufacture various coatings, glues, adhesives, sealants, paper coatings, etc. It is widely used in furniture, construction, automobile manufacturing and other industries.

[0003] Acrylic emulsion is usually composed of acrylic acid, acrylate, surfactant and solvent, etc., and is prepared by reaction in a reactor. The residue has certain corrosiveness. After the preparation is completed, the inner wall needs to be cleaned. The existing reactor does not have a cleaning function. The general cleaning method is immersion cleaning, but the cleaning efficiency is low. A scraper is set inside the reactor to scrape the inner wall, but it is also in a scraping state during normal use, which can easily damage the inner wall of the reactor for a long time and reduce the service life of the reactor. Utility Model Content

[0004] In view of the above situation, in order to make up for the above existing defects, the utility model provides a reaction kettle for producing propylene benzene latex which has a reasonable and simple structure and good cleaning function.

[0005] The utility model provides the following technical solutions: The utility model proposes a reactor for producing propylene benzene latex, comprising a reactor body, a feed pipe is provided at the bottom of the reactor body, a feed port is provided at the top of the reactor body, a stirring and cleaning structure is provided in the reactor body, a driving bin is provided at the top of the reactor body, and a driving component is provided in the driving bin; the stirring and cleaning structure comprises a stirring shaft, a supporting bin, a cleaning component and an adjusting component, the upper end of the stirring shaft is rotatably arranged on the top wall of the driving bin, the lower end of the stirring shaft penetrates the reactor body and is rotatably arranged on the bottom wall of the reactor body, the supporting bin is arranged on the stirring shaft, the cleaning component is arranged on the side wall of the stirring shaft, the adjusting component is arranged on the top of the driving bin, the driving component comprises a driving motor and a bevel gear, the driving motor is arranged on the inner side wall of the driving bin, the bevel gear is provided with two groups, the two groups of bevel gears are respectively arranged on the power output shaft of the driving motor and on the stirring shaft, and the two groups of bevel gears are meshed.

[0006] Furthermore, the cleaning assembly includes a connecting rod, a scraper and a buffer assembly, a sliding cavity is provided in the stirring shaft, one end of the connecting rod passes through the supporting bin and the stirring shaft and is slidably arranged in the sliding cavity, one end of the connecting rod located in the supporting bin is provided with a boss, a support spring is provided on the inner side wall of the supporting bin, the other end of the support spring is connected to the boss, the buffer assembly is arranged at the other end of the connecting rod, and the scraper is arranged on the buffer assembly.

[0007] Furthermore, the buffer assembly includes a buffer shell, a buffer spring and a buffer support plate, the inner wall of the buffer shell is provided with a guide groove, the buffer support plate is slidably arranged in the guide groove, the buffer spring is arranged on the inner wall of the buffer shell and is connected to the buffer support plate, the scraper is arranged on the side wall of the buffer shell, and one end of the connecting rod passes through the buffer shell and is connected to the buffer support plate.

[0008] Furthermore, the adjustment assembly includes an adjustment shell, an electric telescopic rod, a sliding adjustment column and a sliding support plate, the adjustment shell is arranged on the top of the driving bin, the inner side wall of the adjustment shell is provided with a limiting slide groove, the sliding support plate is slidably arranged in the limiting slide groove, the electric telescopic rod is arranged on the inner top wall of the adjustment shell and the free end is connected to the sliding support plate, the upper end of the sliding adjustment column is arranged on the bottom of the sliding support plate, the lower end of the sliding adjustment column passes through the stirring shaft and is slidably arranged inside the sliding cavity, one end of the connecting rod is arranged in a circular arc shape, and the side wall of the sliding adjustment column is provided with a groove corresponding to the circular arc shape.

[0009] Furthermore, the connecting rod is provided with a plurality of groups of stirring rods.

[0010] Furthermore, a control display screen is provided on the reactor body, and the electric telescopic rod and the drive motor are both electrically connected to the control display screen.

[0011] The utility model proposes a reaction kettle for producing propylbenzene latex, and the beneficial effects achieved by adopting the above structure are as follows:

[0012] The driving assembly is used to drive the stirring shaft and the cleaning assembly to rotate, so as to stir the propylbenzene latex raw materials, additives, etc. inside the reactor body. The adjusting assembly is used to make the scraper contact the inner wall of the reactor body for scraping and cleaning when the inner wall of the reactor body needs to be cleaned. The operation is simple and convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0014] Figure 1 This is a schematic diagram of the overall structure of a reaction kettle for producing propylbenzene latex proposed by the utility model;

[0015] Figure 2 This is a schematic diagram of the internal structure of a reaction kettle for producing propylbenzene latex proposed by the utility model;

[0016] Figure 3 for Figure 2 A partial enlarged schematic diagram of part A;

[0017] Figure 4 for Figure 2 A partial enlarged schematic diagram of part B;

[0018] Figure 5 for Figure 2 A partial enlarged schematic diagram of part C.

[0019] Among them, 1. reactor body, 2. discharge pipe, 3. feed port, 4. drive bin, 5. stirring shaft, 6. support bin, 7. drive motor, 8. bevel gear, 9. connecting rod, 10. scraper, 11. sliding cavity, 12. boss, 13. support spring, 14. buffer shell, 15. buffer spring, 16. buffer support plate, 17. adjustment shell, 18. electric telescopic rod, 19. sliding adjustment column, 20. sliding support plate, 21. stirring rod, 22. control display screen. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0021] It should be noted that the words "front", "rear", "left", "right", "up" and "down" used in the following description refer to directions in the drawings, and the words "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0022] like Figures 1 to 5As shown, the technical solution adopted by the utility model is as follows: a reactor for producing propylbenzene latex, comprising a reactor body 1, a feed pipe 2 is arranged at the bottom of the reactor body 1, a feed inlet 3 is arranged at the top of the reactor body 1, a stirring and cleaning structure is arranged in the reactor body 1, a driving bin 4 is arranged at the top of the reactor body 1, and a driving component is arranged in the driving bin 4; the stirring and cleaning structure comprises a stirring shaft 5, a supporting bin 6, a cleaning component and an adjusting component, the upper end of the stirring shaft 5 is rotatably arranged on the top wall of the driving bin 4, the lower end of the stirring shaft 5 penetrates the reactor body 1 and is rotatably arranged on the bottom wall of the reactor body 1, the supporting bin 6 is arranged on the stirring shaft 5, and the cleaning component is arranged on the bottom wall of the reactor body 1. The cleaning component is arranged on the side wall of the stirring shaft 5, the adjusting component is arranged on the top of the driving bin 4, the driving component includes a driving motor 7 and a bevel gear 8, the driving motor 7 is arranged on the inner wall of the driving bin 4, the bevel gear 8 is provided with two groups, the two groups of bevel gears 8 are respectively arranged on the power output shaft of the driving motor 7 and the stirring shaft 5, the two groups of bevel gears 8 are meshed, the cleaning component includes a connecting rod 9, a scraper 10 and a buffer component, a sliding cavity 11 is provided in the stirring shaft 5, one end of the connecting rod 9 passes through the supporting bin 6 and the stirring shaft 5 and is slidably arranged in the sliding cavity 11, the connecting rod 9 is located in the supporting bin 6 and has a boss 12 at one end, and the inner wall of the supporting bin 6 is provided with a supporting spring Spring 13, the other end of the support spring 13 is connected to the boss 12, the buffer assembly is arranged at the other end of the connecting rod 9, the scraper 10 is arranged on the buffer assembly, the buffer assembly includes a buffer shell 14, a buffer spring 15 and a buffer support plate 16, the inner wall of the buffer shell 14 is provided with a guide slide groove, the buffer support plate 16 is slidably arranged in the guide slide groove, the buffer spring 15 is arranged on the inner wall of the buffer shell 14 and is connected to the buffer support plate 16, the scraper 10 is arranged on the side wall of the buffer shell 14, one end of the connecting rod 9 passes through the buffer shell 14 and is connected to the buffer support plate 16, the adjustment assembly includes an adjustment shell 17, an electric telescopic Rod 18, sliding adjustment column 19 and sliding support plate 20, the adjustment shell 17 is arranged on the top of the driving bin 4, the inner wall of the adjustment shell 17 is provided with a limiting slide groove, the sliding support plate 20 is slidably arranged in the limiting slide groove, the electric telescopic rod 18 is arranged on the inner top wall of the adjustment shell 17 and the free end is connected to the sliding support plate 20, the upper end of the sliding adjustment column 19 is arranged at the bottom of the sliding support plate 20, the lower end of the sliding adjustment column 19 passes through the stirring shaft 5 and is slidably arranged inside the sliding cavity 11, one end of the connecting rod 9 is arranged in a circular arc shape, the side wall of the sliding adjustment column 19 is provided with a groove corresponding to the circular arc shape, and a plurality of stirring rods 21 are provided on the connecting rod 9.

[0023] The reactor body 1 is provided with a control display screen 22 , and the electric telescopic rod 18 and the driving motor 7 are both electrically connected to the control display screen 22 .

[0024] During specific use, propylbenzene latex raw materials are added through the feed port 3, and the bevel gear 8 is driven to rotate by the driving motor 7, thereby driving the stirring shaft 5 to rotate, and the stirring shaft 5 drives the cleaning component to rotate, so as to stir and react the mixed raw materials. After the reaction is completed, the raw materials are discharged through the discharge pipe 2. When the inner wall of the reactor body 1 needs to be cleaned, cleaning water is injected, and the electric telescopic rod 18 needs to be started. The electric telescopic rod 18 drives the sliding support plate 20 and the sliding adjustment column 19 to move downward, so that the sliding adjustment column 19 slides in the sliding cavity 11, and squeezes one end of the arc of the connecting rod 9 through the groove, so that the connecting rod 9 is squeezed and moved, so that the scraper 10 contacts the inner wall of the reactor body 1 and performs scraping and cleaning. The buffer shell 14, buffer spring 15 and buffer support plate 16 are arranged to make the scraper 10 flexibly contact with the inner wall of the reactor body 1 to prevent damage to the inner wall of the reactor body 1.

[0025] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, material or apparatus including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, material or apparatus.

[0026] 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 reactor for producing propylbenzene latex, comprising a reactor body, characterized in that: A discharge pipe is provided at the bottom of the reactor body, a feed port is provided at the top of the reactor body, a stirring and cleaning structure is provided in the reactor body, a driving bin is provided at the top of the reactor body, and a driving assembly is provided in the driving bin; the stirring and cleaning structure comprises a stirring shaft, a supporting bin, a cleaning assembly and an adjusting assembly, the upper end of the stirring shaft is rotatably arranged on the top wall of the driving bin, the lower end of the stirring shaft penetrates the reactor body and is rotatably arranged on the bottom wall of the reactor body, the supporting bin is arranged on the stirring shaft, the cleaning assembly is arranged on the side wall of the stirring shaft, the adjusting assembly is arranged on the top of the driving bin, the driving assembly comprises a driving motor and a bevel gear, the driving motor is arranged on the inner side wall of the driving bin, the bevel gear is provided with two groups, the two groups of bevel gears are respectively arranged on the power output shaft of the driving motor and the stirring shaft, and the two groups of bevel gears are meshed.

2. A reaction kettle for producing propylbenzene latex according to claim 1, characterized in that: The cleaning assembly includes a connecting rod, a scraper and a buffer assembly. A sliding cavity is provided in the stirring shaft. One end of the connecting rod passes through the supporting bin and the stirring shaft and is slidably arranged in the sliding cavity. A boss is provided at one end of the connecting rod located in the supporting bin. A supporting spring is provided on the inner side wall of the supporting bin. The other end of the supporting spring is connected to the boss. The buffer assembly is arranged at the other end of the connecting rod, and the scraper is arranged on the buffer assembly.

3. A reaction kettle for producing propylbenzene latex according to claim 2, characterized in that: The buffer assembly includes a buffer shell, a buffer spring and a buffer support plate. The inner wall of the buffer shell is provided with a guide groove, and the buffer support plate is slidably arranged in the guide groove. The buffer spring is arranged on the inner wall of the buffer shell and is connected to the buffer support plate. The scraper is arranged on the side wall of the buffer shell, and one end of the connecting rod passes through the buffer shell and is connected to the buffer support plate.

4. A reaction kettle for producing propylbenzene latex according to claim 3, characterized in that: The adjustment assembly includes an adjustment shell, an electric telescopic rod, a sliding adjustment column and a sliding support plate. The adjustment shell is arranged on the top of the driving bin, and the inner side wall of the adjustment shell is provided with a limiting slide groove. The sliding support plate is slidably arranged in the limiting slide groove. The electric telescopic rod is arranged on the inner top wall of the adjustment shell and the free end is connected to the sliding support plate. The upper end of the sliding adjustment column is arranged on the bottom of the sliding support plate, and the lower end of the sliding adjustment column passes through the stirring shaft and is slidably arranged inside the sliding cavity. One end of the connecting rod is arranged in a circular arc shape, and the side wall of the sliding adjustment column is provided with a groove corresponding to the circular arc shape.

5. A reaction kettle for producing propylbenzene latex according to claim 4, characterized in that: The connecting rod is provided with a plurality of groups of stirring rods.

6. A reaction kettle for producing propylbenzene latex according to claim 5, characterized in that: The reactor body is provided with a control display screen, and the electric telescopic rod and the drive motor are both electrically connected to the control display screen.

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