Neutralization reaction device for sulfuric acid residual liquid

Abstract

The utility model relates to the technical field of sulfuric acid residual liquid neutralization, and discloses a sulfuric acid residual liquid neutralization reaction device which comprises a reaction barrel, an adding box is arranged outside the reaction barrel, the interior of the side wall of the adding box is hollow, the outer surface of the reaction barrel is fixedly connected with a communicating pipe, and the adding box is communicated with the reaction barrel through the communicating pipe. A feeding opening is formed in the upper surface of the reaction barrel, a worker operates a fixing assembly to fix a first shielding plate, at the moment, two second shielding plates do not seal a material passing opening any more, and then a reaction reagent can be added into the reaction barrel through a communicating pipe; according to the neutralization reaction device for the sulfuric acid raffinate, the problems that certain existing neutralization reaction devices for the sulfuric acid raffinate are inconvenient to add reactants and low in safety are solved, the situation that splashing possibly occurs when the reactants are added is effectively avoided, the safety of workers is guaranteed, the safety of the device is improved, operation is easy, and the reactants are convenient to add.

Description

Technical Field

[0001] The utility model relates to the technical field of sulfuric acid residual liquid neutralization, in particular to a neutralization reaction device for sulfuric acid residual liquid. Background Art

[0002] Sulfuric acid residue is a by-product generated in various production processes, such as wastewater treatment, metal processing, chemical manufacturing, etc. In the laboratory, sulfuric acid residue is usually used in the experimental process and may contain residues of organic matter or other compounds, so it needs to be neutralized before discharge.

[0003] Some existing neutralization reaction devices for sulfuric acid residues may cause splashing when in use, especially during violent reactions or the addition of neutralizers. Existing preventive measures usually include wearing goggles, gloves, etc. to protect the safety of workers. If the protective equipment is forgotten, splashing may occur due to excessively violent reactions, which may cause injuries to workers. The device is less safe and inconvenient to add reactants. In view of this, we propose a neutralization reaction device for sulfuric acid residues to solve the above problems. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies of the prior art, the utility model provides a neutralization reaction device for sulfuric acid residual liquid, which solves the problem that some existing neutralization reaction devices for sulfuric acid residual liquid are inconvenient for adding reactants and have low safety.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a neutralization reaction device for sulfuric acid residual liquid, comprising a reaction barrel, an addition box is arranged on the outside of the reaction barrel, the side wall of the addition box is arranged to be hollow, a connecting pipe is fixedly connected to the outer surface of the reaction barrel, the addition box is connected to the reaction barrel through the connecting pipe, a feed inlet is provided on the upper surface of the reaction barrel, a feed through port is provided on the lower surface of the addition box, the feed through port and the connecting pipe are connected, a first baffle is provided on the upper surface of the addition box, two first guide grooves are provided on the upper surface of the addition box, two guide blocks are fixedly connected to the lower surface of the first baffle, the two guide blocks are respectively slidably connected to the inside of the two first guide grooves, a sliding chamber is provided on the bottom wall of the addition box, the sliding chamber is connected to the feed through port, two second baffles are slidably connected to the inside of the sliding chamber, a second guide groove is provided on the upper surface of the addition box, a fixing component is provided inside the second guide groove, and a linkage component is provided inside the sliding chamber.

[0008] Preferably, the fixing assembly includes a first bidirectional threaded rod, which is rotatably connected to the inside of the second guide groove, and the outer surface of the adding box is fixedly connected to a first motor, and the output shaft of the first motor rotates through the inside of the adding box and is fixedly connected to the first bidirectional threaded rod.

[0009] Preferably, L-shaped connecting rods are threadedly sleeved on two opposite threads of the first bidirectional threaded rod, and the L-shaped connecting rods are slidably connected to the inside of the second guide groove.

[0010] Preferably, the outer surfaces of the two L-shaped connecting rods are fixedly connected to fixing plates, the outer surfaces of the two fixing plates are fixedly connected to locking blocks, the front end of the locking blocks is trapezoidal, and the outer surfaces of both sides of the first baffle plate are provided with locking grooves, and the locking grooves and the locking blocks are adapted to each other.

[0011] Preferably, the linkage assembly includes a second bidirectional threaded rod, which is rotatably connected to the interior of the sliding chamber. Connecting blocks are threadedly sleeved on two opposite threads of the second bidirectional threaded rod, and the two connecting blocks are respectively fixedly connected to the two second baffles.

[0012] Preferably, the outer surfaces of the first bidirectional threaded rod and the second bidirectional threaded rod are both sleeved with pulleys, and the outer surface transmission sleeves of the two pulleys are sleeved with belts.

[0013] Preferably, a second motor is fixedly connected to the upper surface of the reaction barrel, an output shaft of the second motor rotates and penetrates into the interior of the reaction barrel, the output shaft of the second motor is rotatably connected to a rotating shaft, and a stirring rod is fixedly connected to the outer surface of the rotating shaft.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides a neutralization reaction device for sulfuric acid residue, which has the following beneficial effects:

[0016] 1. The neutralization reaction device for the residual sulfuric acid has a first baffle plate fixed by a staff member operating a fixing assembly. At this time, the two second baffle plates will no longer seal the feed port, and then the reaction reagent will be added to the interior of the reaction barrel through the connecting pipe, which solves the problem that some existing neutralization reaction devices for the residual sulfuric acid are inconvenient for adding the reaction reagent and have low safety, effectively avoids the possibility of splashing when adding the reaction reagent, ensures the safety of the staff, improves the safety of the device, is simple to operate, and is convenient for adding the reaction reagent.

[0017] 2. The neutralization reaction device for the residual sulfuric acid ensures the stability of the sealing of the first baffle plate to the feed port by the setting of the fixed component, avoids the deviation of the first baffle plate, thereby further improving the safety of the device, and at the same time, by setting the end of the locking block to a trapezoid, the purpose of facilitating the positioning of the first baffle plate is also achieved.

[0018] 3. The neutralization reaction device for the residual sulfuric acid liquid realizes that when the fixed component locks the first baffle plate, the second baffle plate opens, and when the fixed component unlocks the first baffle plate, the two second baffle plates close, thereby improving the anti-splashing performance, improving the safety and protection, and reducing the operating steps of the staff, thereby improving the work efficiency and addition efficiency of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic structural diagram of a neutralization reaction device for sulfuric acid residual liquid according to the utility model;

[0020] Figure 2 It is a cross-sectional schematic diagram of adding a box of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the added box of the utility model;

[0022] Figure 4 This is a schematic diagram of the lower surface structure of the first shielding plate of the utility model;

[0023] Figure 5 This is a first cross-sectional schematic diagram of the bottom of the adding box of the utility model;

[0024] Figure 6 A second cross-sectional schematic diagram of the bottom of the adding box of the utility model;

[0025] Figure 7 It is a structural schematic diagram of the first motor of the utility model;

[0026] Figure 8 It is a cross-sectional schematic diagram of the reaction barrel of the utility model.

[0027] In the figure: 1. reaction barrel; 2. addition box; 3. connecting pipe; 4. feed port; 5. material passage port; 6. first baffle plate; 7. first guide groove; 8. guide block; 9. sliding chamber; 10. second baffle plate; 11. second guide groove; 12. first bidirectional threaded rod; 13. first motor; 14. L-shaped connecting rod; 15. fixing plate; 16. locking block; 17. locking groove; 18. second bidirectional threaded rod; 19. pulley; 20. belt; 21. stirring rod; 22. connecting block; 23. second motor; 24. rotating shaft. DETAILED DESCRIPTION

[0028] 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.

[0029] See also Figure 1-Figure 8 The utility model provides a technical solution: a neutralization reaction device for sulfuric acid residual liquid, comprising a reaction barrel 1, an addition box 2 is arranged outside the reaction barrel 1, the side wall of the addition box 2 is arranged to be hollow, a connecting pipe 3 is fixedly connected to the outer surface of the reaction barrel 1, the addition box 2 is connected to the reaction barrel 1 through the connecting pipe 3, a feed port 4 is arranged on the upper surface of the reaction barrel 1, a material through port 5 is arranged on the lower surface of the addition box 2, the material through port 5 is connected to the connecting pipe 3, a first shielding plate 6 is arranged on the upper surface of the addition box 2, two first guide grooves 7 are arranged on the upper surface of the addition box 2, two guide blocks 8 are fixedly connected to the lower surface of the first shielding plate 6, and the two guide blocks 8 are respectively slidably connected to the inside of the two first guide grooves 7, a sliding chamber 9 is arranged inside the bottom wall of the addition box 2, the sliding chamber 9 is connected to the material through port 5, two second shielding plates 10 are slidably connected inside the sliding chamber 9, a second guide groove 11 is arranged on the upper surface of the addition box 2, a fixing component is arranged inside the second guide groove 11, and a linkage component is arranged inside the sliding chamber 9, through the working The worker slides the first baffle plate 6, and the two guide blocks 8 will slide inside the two first guide grooves 7 respectively. At this time, the feed port 5 is sealed by the two second baffle plates 10. The subsequent worker can add the reaction reagent to the inside of the addition box 2. After the addition is completed, slide the first baffle plate 6 again. At this time, the first baffle plate 6 will seal and block the feed port 4. The subsequent worker operates the fixing component to fix the first baffle plate 6. The movement of the fixing component will drive the movement of the linkage component, and the movement of the linkage component will drive the movement of the two second baffle plates 10. At this time, the two second baffle plates 10 will no longer seal the feed port 5, and the reaction reagent will be added to the inside of the reaction barrel 1 through the connecting pipe 3. The above structure solves the problem that some existing neutralization reaction devices for sulfuric acid residual liquid are not convenient for adding reactants and have low safety. It effectively avoids the splashing that may occur when adding reactants, ensures the safety of the workers, improves the safety of the device, is simple to operate, and is convenient for adding reaction reagents.

[0030] Furthermore, the fixing assembly includes a first bidirectional threaded rod 12, which is rotatably connected to the inside of the second guide groove 11, and a first motor 13 is fixedly connected to the outer surface of the adding box 2. The output shaft of the first motor 13 rotates and penetrates into the inside of the adding box 2 and is fixedly connected to the first bidirectional threaded rod 12. The two opposite threads of the first bidirectional threaded rod 12 are threadedly sleeved with an L-shaped connecting rod 14, and the L-shaped connecting rod 14 is slidably connected to the inside of the second guide groove 11. The outer surfaces of the two L-shaped connecting rods 14 are fixedly connected to fixing plates 15, and the outer surfaces of the two fixing plates 15 are fixedly connected to locking blocks 16. The front end of the locking block 16 is trapezoidal, and the outer surfaces of both sides of the first baffle plate 6 are provided with locking grooves 17, and the locking grooves 17 are adapted to the locking blocks 16. The first baffle plate 6 is started by the staff. The motor 13 drives the first bidirectional threaded rod 12 to rotate through the rotation of the output shaft of the first motor 13, and drives the two L-shaped connecting rods 14 to slide inside the second guide groove 11 through the rotation of the first bidirectional threaded rod 12, and drives the two fixed plates 15 to move through the movement of the two L-shaped connecting rods 14, and drives the two locking blocks 16 to move through the movement of the two fixed plates 15, so that the two locking blocks 16 slide into the inside of the two locking grooves 17 respectively, and finally realize the fixation of the first baffle plate 6. The stability of the sealing of the first baffle plate 6 to the feed port 4 is guaranteed by the setting of the fixing component, and the deviation of the first baffle plate 6 is avoided, thereby further improving the safety of the device. At the same time, by setting the end of the locking block 16 to be trapezoidal, the purpose of facilitating the positioning of the first baffle plate 6 is also achieved.

[0031] Furthermore, the linkage assembly includes a second bidirectional threaded rod 18, which is rotatably connected to the inside of the sliding chamber 9. The two opposite threads of the second bidirectional threaded rod 18 are threadedly sleeved with connecting blocks 22, and the two connecting blocks 22 are respectively fixedly connected to the two second baffle plates 10. The outer surfaces of the first bidirectional threaded rod 12 and the second bidirectional threaded rod 18 are sleeved with pulleys 19, and the outer surface transmission sleeves of the two pulleys 19 are provided with belts 20. The rotation of the first bidirectional threaded rod 12 drives the rotation of the upper pulley 19, and the transmission of the belt 20 will drive the lower pulley. 19 rotates, thereby driving the second bidirectional threaded rod 18 to rotate, and the rotation of the second bidirectional threaded rod 18 drives the movement of the two connecting blocks 22, and the movement of the two connecting blocks 22 drives the movement of the two second baffles 10 respectively, so that when the fixing component locks the first baffle 6, the second baffle 10 opens, and when the fixing component releases the lock on the first baffle 6, the two second baffles 10 close. The above structure can improve the anti-splash performance, improve safety and protection, and reduce the operating steps of the staff, thereby improving the work efficiency and addition efficiency of the staff.

[0032] Furthermore, a second motor 23 is fixedly connected to the upper surface of the reaction barrel 1, and an output shaft of the second motor 23 rotates and penetrates into the interior of the reaction barrel 1. The output shaft of the second motor 23 is rotatably connected to a rotating shaft 24, and a stirring rod 21 is fixedly connected to the outer surface of the rotating shaft 24. By starting the second motor 23 to drive the rotation of the rotating shaft 24, the rotation of the stirring rod 21 is driven by the rotation of the rotating shaft 24, and finally the residual sulfuric acid and the reaction reagent are uniformly mixed. Through the above structure, the stirring rod 21 can uniformly stir and mix the internal liquid, thereby further improving the reaction efficiency of the residual sulfuric acid, reducing the reaction time, and improving the neutralization effect.

[0033] Working principle:

[0034] When the neutralization reaction device for the residual sulfuric acid is in use, the staff slides the first baffle plate 6, and the two guide blocks 8 will slide inside the two first guide grooves 7 respectively. At this time, the feed port 5 is sealed by the two second baffle plates 10. The subsequent staff can add the reaction reagent to the inside of the adding box 2. After the adding is completed, slide the first baffle plate 6 again. At this time, the first baffle plate 6 will seal and block the feed port 4. The subsequent staff operates the fixing component to fix the first baffle plate 6. The driving of the fixing component will drive the movement of the linkage component, and the movement of the linkage component will drive the movement of the two second baffle plates 10. At this time, the two second baffle plates 10 will no longer seal the feed port 5, and the reaction reagent will be added to the inside of the reaction barrel 1 through the connecting pipe 3.

[0035] 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 neutralization reaction device for sulfuric acid residue, comprising a reaction barrel (1), characterized in that: The reaction barrel (1) is provided with an addition box (2) outside, the side wall of the addition box (2) is arranged to be hollow inside, the outer surface of the reaction barrel (1) is fixedly connected with a connecting pipe (3), the addition box (2) is connected to the reaction barrel (1) through the connecting pipe (3), the upper surface of the reaction barrel (1) is provided with a feed port (4), the lower surface of the addition box (2) is provided with a feed port (5), the feed port (5) is connected to the connecting pipe (3), the upper surface of the addition box (2) is provided with a first shielding plate (6), and the upper surface of the addition box (2) is provided with two first guide grooves ( 7), two guide blocks (8) are fixedly connected to the lower surface of the first baffle plate (6), and the two guide blocks (8) are respectively slidably connected to the inside of the two first guide grooves (7), a sliding chamber (9) is provided inside the bottom wall of the adding box (2), the sliding chamber (9) is connected to the material passage (5), and two second baffle plates (10) are slidably connected inside the sliding chamber (9), a second guide groove (11) is provided on the upper surface of the adding box (2), a fixed component is arranged inside the second guide groove (11), and a linkage component is arranged inside the sliding chamber (9).

2. A neutralization reaction device for sulfuric acid residue according to claim 1, characterized in that: The fixing assembly comprises a first bidirectional threaded rod (12), the first bidirectional threaded rod (12) is rotatably connected to the inside of the second guide groove (11), the outer surface of the adding box (2) is fixedly connected to a first motor (13), the output shaft of the first motor (13) is rotatably penetrated into the inside of the adding box (2) and is fixedly connected to the first bidirectional threaded rod (12), and two opposite threads of the first bidirectional threaded rod (12) are both threadedly sleeved with an L-shaped connecting rod (14), and the L-shaped connecting rod (14) is slidably connected to the inside of the second guide groove (11).

3. A neutralization reaction device for sulfuric acid residue according to claim 2, characterized in that: The outer surfaces of the two L-shaped connecting rods (14) are fixedly connected to fixing plates (15), and the outer surfaces of the two fixing plates (15) are fixedly connected to locking blocks (16), the front end of the locking blocks (16) is trapezoidal, and the outer surfaces of both sides of the first shielding plate (6) are provided with locking grooves (17), and the locking grooves (17) and the locking blocks (16) are adapted to each other.

4. A neutralization reaction device for sulfuric acid residue according to claim 2, characterized in that: The linkage assembly comprises a second bidirectional threaded rod (18), the second bidirectional threaded rod (18) is rotatably connected to the interior of the sliding chamber (9), and connecting blocks (22) are threadedly sleeved at two opposite threads of the second bidirectional threaded rod (18), and the two connecting blocks (22) are respectively fixedly connected to the two second shielding plates (10).

5. A neutralization reaction device for sulfuric acid residue according to claim 4, characterized in that: The outer surfaces of the first bidirectional threaded rod (12) and the second bidirectional threaded rod (18) are both sleeved with pulleys (19), and the outer surfaces of the two pulleys (19) are sleeved with belts (20).

6. A neutralization reaction device for sulfuric acid residue according to claim 1, characterized in that: A second motor (23) is fixedly connected to the upper surface of the reaction barrel (1); an output shaft of the second motor (23) rotates and penetrates into the interior of the reaction barrel (1); the output shaft of the second motor (23) is rotatably connected to a rotating shaft (24); and a stirring rod (21) is fixedly connected to the outer surface of the rotating shaft (24).

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