Production device of benzenesulfonic acid

Abstract

The utility model relates to the technical field of benzenesulfonic acid production, and discloses a benzenesulfonic acid production device which comprises a reaction kettle; the stirring structure comprises a stirring shaft, transverse rods, a rotating part, a gear ring and a gear, the stirring shaft is rotationally connected with the reaction kettle, the wall surface of the stirring shaft is fixedly connected with the transverse rods, the rotating part is rotationally connected with the transverse rods, the gear is fixedly mounted at the top of the rotating part, and the gear ring is fixedly connected with the inner wall of the reaction kettle and meshed with the gear; the motor drives the stirring shaft to rotate to drive the cross rod and the rotating part to do circular motion so as to stir materials, and in the circular motion process of the cross rod, the gear ring pushes the gear to rotate the gear, so that the gear drives the rotating part to rotate to continuously stir and mix the materials in cooperation with the horizontally extending cross rod and the autorotating rotating part. The revolution of the cross rod is matched with the autorotation of the plurality of rotating parts, and the rotating rotating parts continuously stir and shear the materials, so that the material flowability is improved, the stirring blind area is reduced, and the stirring effect and efficiency are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of benzenesulfonic acid production, in particular to a production device for benzenesulfonic acid. Background Art

[0002] Benzenesulfonic acid is mainly used in the manufacture of azo dyes, printing and dyeing auxiliaries, and for preventing and controlling wheat rust, and is used as an intermediate for spices, food pigments, medicines, whitening agents, pesticides, etc. It is obtained through multiple steps such as the mixing reaction of raw materials.

[0003] The publication number is: CN217511692U discloses an existing technology of a production device for p-aminobenzenesulfonic acid, which includes a device shell, the inner wall of the device shell is provided with a stirring mechanism, the top of the device shell is fixedly connected to a motor, the inner wall of the device shell is provided with a cleaning mechanism, the outer wall of the device shell is fixedly connected to a feed port, the outer wall of the device shell is fixedly connected to support legs, the bottom of the device shell is fixedly connected to a discharge port, and the outer wall of the discharge port is fixedly connected to a valve.

[0004] In the prior art, the stirring rod and the spiral plate transmit each other, so that when the stirring rod rotates, the spiral plate can also rotate and stir the material. However, for a mixture with a liquid as the matrix, the horizontal stirring and the vertical turning at a fixed position are not good for the turning and fluidity of the material, which in turn affects the mixing speed and reaction speed, and there is a certain room for optimization.

[0005] Therefore, we propose a production device for benzenesulfonic acid. Utility Model Content

[0006] The utility model mainly solves the technical problems of material tumbling and poor fluidity, and provides a production device for benzenesulfonic acid.

[0007] In order to achieve the above-mentioned purpose, the present invention adopts the following technical scheme: a production device for benzenesulfonic acid, comprising:

[0008] Reactor, a tank structure for loading materials, with several supporting legs fixed on the bottom of the reactor, a feed pipe for feeding fixedly installed on the top surface of the reactor, and a discharge pipe for discharging fixedly installed on the bottom of the reactor;

[0009] A stirring structure is provided in the reactor chamber for mixing materials. The stirring structure includes a stirring shaft, a cross bar, a rotating part, a gear ring and a gear. The stirring shaft is rotatably connected to the reactor. A motor is provided on the top of the reactor to drive the stirring shaft to rotate. The wall of the stirring shaft is fixedly connected to a plurality of cross bars. A rotating part is provided between two cross bars at upper and lower symmetrical positions. The rotating part is rotatably connected to the cross bars. A gear is fixedly installed on the top of the rotating part. The gear ring is fixedly connected to the inner wall of the reactor and meshes with the gear.

[0010] The diversion structure is set on the wall of the rotating part to shear and disperse the material.

[0011] As a preferred embodiment of the present invention, the crossbar forms a rectangular rod structure, the ends of the crossbar are fixedly connected to the circumferential surface of the stirring shaft, two crossbars that are symmetrical up and down form a group, and at least three groups of crossbars are arranged on the circumference of the stirring shaft.

[0012] As a preferred embodiment of the present invention, the rotating part forms a rectangular plate structure, the length of the rotating part is smaller than the inner size of the reactor cavity and the rotating part does not interfere with the inner wall of the reactor, the top and bottom surfaces of the rotating part are fixedly installed with a rotating shaft, the wall surface of the cross bar is fixedly provided with a shaft sleeve, and the rotating shaft and the shaft sleeve are rotatably connected.

[0013] As a preferred embodiment of the present invention, the gear is fixedly connected to the end of the rotating shaft at the upper end of the rotating part, and the rotating shaft at the upper end of the rotating part passes through an upper cross bar.

[0014] As a preferred embodiment of the present invention, a plurality of ear plates are fixedly installed on the inner wall of the reactor, threaded holes are provided on the wall surface of the ear plates, through holes are provided on the end surface of the gear ring, bolts are provided in the through holes, and the bolts are threadedly connected to the ear plates to lock the gear ring.

[0015] As a preferred embodiment of the present invention, the diversion structure includes a spoiler and a diversion groove. The two opposite side walls of the rotating part are fixedly installed with the spoiler, and a plurality of diversion grooves are opened on the wall of the rotating part. The diversion grooves are located between the two spoilers in symmetrical positions.

[0016] As a preferred embodiment of the present invention, the spoiler forms an arc-shaped plate structure, the end surface of the spoiler is fixedly connected to the rotating part, and the inner concave surfaces of the spoiler on both sides of the rotating part are arranged in opposite directions.

[0017] As a preferred embodiment of the present invention, the diverter groove forms a rectangular notch, the diverter groove passes through the rotating portion, and the diverter groove and the spoiler are cross-distributed.

[0018] The utility model provides a production device for benzenesulfonic acid, which has the following beneficial effects:

[0019] 1. A benzenesulfonic acid production device drives the crossbar and the rotating part to move in a circular motion by a motor to drive the stirring shaft to rotate, thereby stirring the material. During the circular motion of the crossbar, the gear is pushed by the gear ring to rotate the gear, and then the gear drives the rotating part to rotate. In conjunction with the horizontally extending crossbar, the rotating rotating part continuously stirs and mixes the material. The revolution of the crossbar is coordinated with the rotation of multiple rotating parts, and the rotating rotating parts continuously stir and shear the material, thereby improving the fluidity of the material, reducing the stirring blind area, and improving the stirring effect and efficiency.

[0020] 2. This benzenesulfonic acid production device shears the material through the self-rotating rotating part. As the rotating part rotates, the material on both sides of the rotating part is respectively drawn upward and downward by the spoilers on both sides. Part of the material will flow from the diversion trough and be squeezed and dispersed by the concave or convex surface of the spoiler at the opposite position, thereby improving the upward and downward flow effect of the material in the reactor, improving the tumbling effect of the material, and thus improving the mixing efficiency of the material. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is an overall three-dimensional diagram of the utility model;

[0022] Figure 2 This is a cutaway diagram of the reactor of the utility model;

[0023] Figure 3 This is a schematic diagram of the installation of the stirring structure and reactor of the utility model;

[0024] Figure 4 This is a three-dimensional diagram of the stirring structure of the utility model;

[0025] Figure 5 This is a schematic diagram of the installation of the rotating part and the crossbar of the utility model.

[0026] Legend: 10, reactor; 11, feed pipe; 12, discharge pipe; 13, stirring shaft; 14, crossbar; 15, rotating part; 20, gear ring; 21, gear; 30, spoiler; 31, diversion trough. DETAILED DESCRIPTION

[0027] A production device for benzenesulfonic acid, such as Figure 1 Shown, including:

[0028] The reactor 10 is a tank structure for loading materials. A plurality of supporting legs are fixedly provided at the bottom of the reactor 10. A feeding pipe 11 for feeding materials is fixedly installed on the top surface of the reactor 10. A discharge pipe 12 for discharging materials is fixedly installed at the bottom of the reactor 10.

[0029] like Figure 2 、 Figure 3 and Figure 4As shown, the stirring structure is arranged in the chamber of the reactor 10 for mixing materials. The stirring structure includes a stirring shaft 13, a cross bar 14, a rotating part 15, a gear ring 20 and a gear 21. The stirring shaft 13 is rotatably connected to the reactor 10. A motor is provided on the top of the reactor 10 to drive the stirring shaft 13 to rotate. The wall surface of the stirring shaft 13 is fixedly connected to a plurality of cross bars 14. A rotating part 15 is provided between two cross bars 14 at upper and lower symmetrical positions. The rotating part 15 is rotatably connected to the cross bars 14. The top of the rotating part 15 is fixed. A gear 21 is fixedly installed, and the gear ring 20 is fixedly connected to the inner wall of the reactor 10 and meshes with the gear 21; the cross bar 14 forms a rectangular rod structure, and the end of the cross bar 14 is fixedly connected to the circumferential surface of the stirring shaft 13. Two cross bars 14 symmetrical above and below are a group, and at least three groups of cross bars 14 are set around the circumference of the stirring shaft 13. The rotating part 15 forms a rectangular plate structure, the length of the rotating part 15 is smaller than the size of the cavity of the reactor 10 and the rotating part 15 does not interfere with the inner wall of the reactor 10, and the top and bottom surfaces of the rotating part 15 are The gear 21 is driven by the gear 22 and the gear 23 is driven by the gear 24. The gear 23 is driven by the gear 24 and the gear 23 is driven by the gear 23.

[0030] like Figure 4 As shown, a number of ear plates are fixedly installed on the inner wall of the reactor 10, and threaded holes are opened on the wall surface of the ear plates. A through hole is opened on the end face of the gear ring 20, and a bolt is provided in the through hole. The bolt is threadedly connected to the ear plate to lock the gear ring 20. The ear plate provides support for the gear ring 20, so that the gear ring 20 remains concentric with the stirring shaft 13 and will not deviate, thereby ensuring the stability of the engagement between the gear 21 and the gear ring 20.

[0031] like Figure 4 and Figure 5 As shown, the diversion structure is provided on the wall of the rotating part 15 for shearing and dispersing the material;

[0032] The diversion structure includes a spoiler 30 and a diversion groove 31. The two opposite side walls of the rotating part 15 are fixedly installed with the spoiler 30. The wall surface of the rotating part 15 is provided with a plurality of diversion grooves 31. The diversion grooves 31 are located between the two spoilers 30 at symmetrical positions. The spoiler 30 forms an arc plate structure. The end face of the spoiler 30 is fixedly connected to the rotating part 15. The inner concave surfaces of the spoilers 30 on both sides of the rotating part 15 are reversely arranged. The diversion grooves 31 form rectangular notches. The diversion grooves 31 pass through the rotating part 15. The flow trough 31 and the spoiler 30 are cross-distributed. As a supplement to the above scheme, the material is sheared by the self-rotating rotating part 15. As the rotating part 15 rotates, the material on both sides of the rotating part 15 is respectively drawn upward and downward by the spoilers 30 on both sides. Part of the material will flow from the diversion trough 31 and be squeezed and dispersed by the concave or convex surface of the spoiler 30 at the opposite position, thereby improving the upward and downward flow effect of the material in the reactor 10, improving the tumbling effect of the material, and thus improving the mixing efficiency of the material.

[0033] The working principle of the present invention is as follows: the motor is fixedly connected to the top of the reactor 10, the end of the stirring shaft 13 is fixedly connected to the output shaft of the motor, the inner top surface of the reactor 10 is provided with a bearing, the stirring shaft 13 is fixedly connected to the inner ring of the bearing, the gear 21 is fixedly connected to the end of the rotating shaft at the upper end of the rotating part 15, the rotating shaft at the upper end of the rotating part 15 passes through a cross bar 14 above, the stirring shaft 13 is driven by the motor to rotate and drive the cross bar 14 and the rotating part 15 to move in a circular motion, thereby stirring the material, and in the process of the circular motion of the cross bar 14, the gear ring is used to rotate the stirring shaft 13. 20 pushes the gear 21 to rotate the gear 21, and then the gear 21 drives the rotating part 15 to rotate. The revolution of the cross bar 14 cooperates with the rotation of multiple rotating parts 15. The rotating rotating parts 15 continuously stir and shear the materials. As the rotating part 15 rotates, the materials on both sides of the rotating part 15 are respectively guided upward and downward by the spoilers 30 on both sides. Part of the material will flow from the diversion groove 31, and be squeezed and dispersed by the concave or convex surface of the spoiler 30 at the opposite position, thereby improving the upward and downward flow effect of the material in the reactor 10 and promoting material mixing.

[0034] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A production device for benzenesulfonic acid, characterized in that, include: A reactor (10) is a tank structure for loading materials. A plurality of supporting legs are fixedly provided at the bottom of the reactor (10). A feeding pipe (11) for feeding materials is fixedly installed on the top surface of the reactor (10). A discharge pipe (12) for discharging materials is fixedly installed at the bottom of the reactor (10); A stirring structure is provided in the chamber of a reactor (10) for mixing materials. The stirring structure comprises a stirring shaft (13), a crossbar (14), a rotating part (15), a gear ring (20) and a gear (21). The stirring shaft (13) is rotatably connected to the reactor (10). A motor is provided on the top of the reactor (10) to drive the stirring shaft (13) to rotate. The wall surface of the stirring shaft (13) is fixedly connected to a plurality of crossbars (14). A rotating part (15) is provided between two crossbars (14) at upper and lower symmetrical positions. The rotating part (15) is rotatably connected to the crossbar (14). A gear (21) is fixedly installed on the top of the rotating part (15). The gear ring (20) is fixedly connected to the inner wall of the reactor (10) and meshes with the gear (21). The flow dividing structure is arranged on the wall surface of the rotating part (15) and is used for shearing and dispersing the material.

2. The production device of benzenesulfonic acid according to claim 1, characterized in that: The crossbar (14) forms a rectangular rod structure, the end of the crossbar (14) is fixedly connected to the circumferential surface of the stirring shaft (13), two crossbars (14) symmetrical up and down form a group, and at least three groups of crossbars (14) are arranged on the circumference of the stirring shaft (13).

3. The production device of benzenesulfonic acid according to claim 1, characterized in that: The rotating part (15) forms a rectangular plate structure. The length of the rotating part (15) is smaller than the inner size of the reactor (10) cavity and the rotating part (15) does not interfere with the inner wall of the reactor (10). The top and bottom surfaces of the rotating part (15) are fixedly mounted with a rotating shaft. The wall surface of the crossbar (14) is fixedly provided with a shaft sleeve, and the rotating shaft and the shaft sleeve are rotatably connected.

4. The production device of benzenesulfonic acid according to claim 1, characterized in that: The gear (21) is fixedly connected to the end of the rotating shaft at the upper end of the rotating part (15), and the rotating shaft at the upper end of the rotating part (15) passes through an upper crossbar (14).

5. The production device of benzenesulfonic acid according to claim 1, characterized in that: A plurality of ear plates are fixedly mounted on the inner wall of the reactor (10), threaded holes are provided on the wall surface of the ear plates, a through hole is provided on the end surface of the gear ring (20), bolts are provided in the through hole, and the bolts are threadedly connected to the ear plates to lock the gear ring (20).

6. The production device of benzenesulfonic acid according to claim 1, characterized in that: The diversion structure comprises a flow-disturbing portion (30) and a diversion groove (31); the flow-disturbing portion (30) is fixedly mounted on opposite side walls of the rotating portion (15); a plurality of diversion grooves (31) are provided on the wall of the rotating portion (15); and the diversion grooves (31) are located between two symmetrically positioned flow-disturbing portions (30).

7. The production device of benzenesulfonic acid according to claim 6, characterized in that: The spoiler (30) forms an arc-shaped plate structure, the end surface of the spoiler (30) is fixedly connected to the rotating part (15), and the inner concave surfaces of the spoiler (30) on both sides of the rotating part (15) are arranged in opposite directions.

8. The production device of benzenesulfonic acid according to claim 6, characterized in that: The diverter groove (31) forms a rectangular notch, the diverter groove (31) passes through the rotating portion (15), and the diverter groove (31) and the spoiler portion (30) are cross-distributed.

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