Neutralization reactor for waste acid treatment

Abstract

The utility model discloses a waste acid treatment neutralization reactor which comprises a reaction box, a neutralizing agent uniform throwing mechanism and a stirring mechanism, supporting legs are arranged at the bottom of the reaction box, a feeding pipe is arranged at the top of the reaction box, and the neutralizing agent uniform throwing mechanism and the stirring mechanism are both arranged on the reaction box. The neutralizing agent uniform throwing mechanism comprises a reciprocating screw rod, a guide rod, a moving frame, a spray head, a storage tank, a pump body, a liquid pumping pipe and a liquid conveying hose, the reciprocating screw rod is rotationally arranged in the reaction box, the guide rod is fixedly arranged in the reaction box, the moving frame is arranged on the reciprocating screw rod in a threaded sleeving mode and slidably arranged on the guide rod in a sleeving mode, and the spray head is arranged on the moving frame. And the spray head is arranged on the movable frame. The utility model relates to the technical field of waste acid neutralization, and particularly provides a neutralization reactor for waste acid treatment, which is convenient for more uniformly throwing a neutralizing agent and can be used for more sufficiently stirring and mixing the neutralizing agent and waste acid.

Description

Technical Field

[0001] The utility model relates to the technical field of waste acid neutralization, in particular to a waste acid treatment neutralization reactor. Background Art

[0002] Neutralization of spent acid is a crucial step in treating acidic wastewater, aiming to reduce or eliminate the environmental and human health hazards posed by spent acid. In existing technologies, when neutralizing spent acid, the spent acid and a neutralizing agent are typically added to a reactor, where they are then stirred and mixed using a stirring device to initiate a reaction. However, existing reactors are not suitable for evenly and comprehensively distributing the neutralizing agent, instead directly pouring the neutralizing agent into the spent acid, which reduces the uniformity and efficiency of neutralization. Furthermore, existing reactors can only stir the spent acid and neutralizing agent in the same direction, resulting in poor stirring and, consequently, poor efficiency and effectiveness of the neutralization reaction. Utility Model Content

[0003] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a waste acid treatment neutralization reactor which facilitates more uniform spreading of the neutralizer and can more fully stir and mix the neutralizer and waste acid.

[0004] The technical solution adopted by the utility model is as follows: the utility model provides a waste acid treatment neutralization reactor, including a reaction box, a support leg is provided at the bottom of the reaction box, a feeding pipe is provided at the top of the reaction box, and also includes a neutralizer uniform sprinkling mechanism and a stirring mechanism, the neutralizer uniform sprinkling mechanism and the stirring mechanism are both arranged on the reaction box, the neutralizer uniform sprinkling mechanism includes a reciprocating screw, a guide rod, a movable frame, a nozzle, a storage tank, a pump body, a liquid extraction pipe and a liquid infusion hose, the reciprocating screw is rotatably arranged in the reaction box, the guide rod is fixedly arranged in the reaction box, the movable frame is threadedly sleeved on the reciprocating screw and slidably sleeved on the guide rod, the nozzle is arranged on the movable frame, the storage tank is arranged on the reaction box, the pump body is arranged on the reaction box, the two ends of the liquid extraction pipe are respectively arranged on the water inlet of the storage tank and the pump body, and the two ends of the liquid infusion hose are respectively arranged on the nozzle and the water outlet of the pump body.

[0005] Furthermore, the stirring mechanism includes a central stirring shaft, a stirring paddle, a sleeve shaft and a stirring blade. The reaction box is provided with a bracket. The central stirring shaft is rotatably arranged on the bracket and rotates and extends into the reaction box. The stirring paddle is arranged on the central stirring shaft. The sleeve shaft is rotatably arranged on the reaction box and rotatably sleeved on the central stirring shaft. The stirring blade is arranged on the sleeve shaft. The rotation directions of the central stirring shaft and the sleeve shaft are opposite.

[0006] Furthermore, a rotating shaft is rotatably provided on the reaction box, a first gear is sleeved on the rotating shaft, a second gear is sleeved on the sleeve shaft, the first gear is engaged with the second gear, a first sprocket is sleeved on the rotating shaft, a second sprocket is sleeved on the reciprocating screw rod, a first chain is sleeved on the first sprocket and the second sprocket, a third sprocket is also sleeved on the reciprocating screw rod, a fourth sprocket is sleeved on the central stirring shaft, and a second chain is sleeved on the third sprocket and the fourth sprocket.

[0007] Furthermore, the reaction box is provided with a motor, and one end of the reciprocating screw is provided on the output shaft of the motor.

[0008] Furthermore, the storage tank is provided with a transparent observation window.

[0009] Furthermore, a pH value detector is provided in the reaction box.

[0010] Furthermore, the reaction box is provided with a drain pipe, and the drain pipe is provided with a valve.

[0011] The beneficial effects achieved by the utility model using the above structure are as follows: this solution is provided with a neutralizer uniform sprinkling mechanism, which can conveniently and evenly spray the neutralizer into the reaction box through the neutralizer uniform sprinkling mechanism, so that the neutralizer can react with the waste acid more evenly, which helps to improve the efficiency of the neutralization reaction; this solution is provided with a stirring mechanism, which can mix and stir the waste acid and the neutralizer from two directions through the stirring mechanism, which helps to improve the stirring efficiency and make the neutralization reaction more effective; this solution can simultaneously drive the reciprocating screw, the central stirring shaft and the sleeve shaft to rotate through the motor, so that the movable frame can drive the nozzle to move back and forth continuously to spray the neutralizer, and at the same time can drive the central stirring shaft and the sleeve shaft to rotate in opposite directions to stir the waste acid and the neutralizer, which not only reduces costs but also improves energy efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] 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:

[0013] Figure 1 A perspective view of an embodiment of the present utility model;

[0014] Figure 2 This is an exploded view of an embodiment of the present utility model;

[0015] Figure 3 This is a front view of an embodiment of the utility model;

[0016] Figure 4 It is a left side view of an embodiment of the utility model;

[0017] Figure 5 A top view of an embodiment of the present utility model;

[0018] Figure 6 for Figure 4 Cross-sectional view along section AA;

[0019] Figure 7 for Figure 6 Enlarged view of part A.

[0020] Among them, 1. reaction box, 2. neutralizer uniform spreading mechanism, 3. stirring mechanism, 4. support legs, 5. bracket, 6. feeding tube, 7. reciprocating screw, 8. guide rod, 9. mobile frame, 10. nozzle, 11. storage tank, 12. pump body, 13. suction tube, 14. infusion hose, 15. central stirring shaft, 16. stirring paddle, 17. sleeve shaft, 18. stirring blade, 19. rotating shaft, 20. first gear, 21. second gear, 22. first sprocket, 23. second sprocket, 24. first chain, 25. third sprocket, 26. fourth sprocket, 27. second chain, 28. motor, 29. transparent observation window, 30. pH value detector, 31. discharge pipe, 32. valve. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments; based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0022] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0023] like Figure 1-Figure 7 As shown, the utility model is a waste acid treatment neutralization reactor, including a reaction box 1, a support leg 4 is provided at the bottom of the reaction box 1, a feeding pipe 6 is provided at the top of the reaction box 1, and also includes a neutralizer uniformly throwing mechanism 2 and a stirring mechanism 3, both of which are arranged on the reaction box 1; a pH value detector 30 is provided in the reaction box 1; a drain pipe 31 is provided on the reaction box 1, and a valve 32 is provided on the drain pipe 31.

[0024] The neutralizer uniformly spreading mechanism 2 includes a reciprocating screw 7, a guide rod 8, a movable frame 9, a nozzle 10, a storage tank 11, a pump body 12, a liquid extraction pipe 13 and an infusion hose 14. The reciprocating screw 7 is rotatably arranged in the reaction box 1, the guide rod 8 is fixed in the reaction box 1, the movable frame 9 is arranged on the reciprocating screw 7 through a threaded sleeve and is slidably sleeved on the guide rod 8, the nozzle 10 is arranged on the movable frame 9, the storage tank 11 is arranged on the reaction box 1, the pump body 12 is arranged on the reaction box 1, the two ends of the liquid extraction pipe 13 are respectively arranged on the water inlet of the storage tank 11 and the pump body 12, and the infusion hose 14 is provided. 4 are respectively provided on the water outlet of the nozzle 10 and the pump body 12; a transparent observation window 29 is provided on the storage tank 11; the stirring mechanism 3 includes a central stirring shaft 15, a stirring paddle 16, a sleeve shaft 17 and a stirring blade 18, a bracket 5 is provided on the reaction box 1, the central stirring shaft 15 is rotatably provided on the bracket 5 and rotates to extend into the reaction box 1, the stirring paddle 16 is provided on the central stirring shaft 15, the sleeve shaft 17 is rotatably provided on the reaction box 1 and rotatably sleeved on the central stirring shaft 15, the stirring blade 18 is provided on the sleeve shaft 17, and the rotation directions of the central stirring shaft 15 and the sleeve shaft 17 are opposite.

[0025] A rotating shaft 19 is rotatably provided on the reaction box 1, and a first gear 20 is sleeved on the rotating shaft 19. A second gear 21 is sleeved on the sleeve 17, and the first gear 20 is meshed with the second gear 21. A first sprocket 22 is sleeved on the rotating shaft 19, and a second sprocket 23 is sleeved on the reciprocating screw rod 7. A first chain 24 is sleeved on the first sprocket 22 and the second sprocket 23. A third sprocket 25 is also sleeved on the reciprocating screw rod 7, and a fourth sprocket 26 is sleeved on the central stirring shaft 15. A second chain 27 is sleeved on the third sprocket 25 and the fourth sprocket 26; a motor 28 is provided on the reaction box 1, and one end of the reciprocating screw rod 7 is provided on the output shaft of the motor 28.

[0026] During specific use, waste acid is added to the reaction box 1 through the feeding pipe 6, and the neutralizing agent is added to the storage tank 11, and then the pump body 12 and the motor 28 are started. The neutralizing agent in the storage tank 11 can be extracted through the pump body 12, and the neutralizing agent is sprayed into the reaction box 1 through the nozzle 10 to react with the waste acid. The motor 28 can drive the reciprocating screw 7 to rotate. During the rotation of the reciprocating screw 7, the movable frame 9 can be driven to move back and forth. The movable frame 9 can drive the nozzle 10 to move back and forth, so that the neutralizing agent can be sprayed more evenly, so that it can react with the waste acid more evenly and comprehensively, thereby improving the reaction effect. While the reciprocating screw 7 rotates, it also drives the second sprocket 23 and the third sprocket 25 to rotate. The third sprocket 25 drives the fourth sprocket 26 to rotate through the second chain 27. The fourth sprocket 26 drives the central stirring shaft 15 to rotate, and the central stirring shaft 15 drives the stirring paddle 16 to rotate; the second The sprocket 23 drives the first sprocket 22 to rotate via the first chain 24, the first sprocket 22 drives the rotating shaft 19 to rotate, the rotating shaft 19 drives the first gear 20 to rotate, the first gear 20 drives the second gear 21 to rotate, the second gear 21 drives the sleeve 17 to rotate, and the sleeve 17 drives the stirring blade 18 to rotate. The waste acid and the neutralizer are stirred and mixed by the rotation of the stirring paddle 16 and the stirring blade 18. At the same time, because the central stirring shaft 15 and the sleeve 17 rotate in opposite directions, the waste acid and the neutralizer can be stirred from two directions, which helps to improve the stirring efficiency and achieve a better effect of the neutralization reaction. The remaining amount of neutralizer in the storage tank 11 is conveniently observed through the transparent observation window 29, and the pH value of the liquid in the reaction box 1 can be detected by the pH value detector 30.

[0027] To sum up, the present invention is provided with a neutralizer uniform sprinkling mechanism 2, which can conveniently and evenly spray the neutralizer into the reaction box 1 through the neutralizer uniform sprinkling mechanism 2, so that the neutralizer can react with the waste acid more evenly, which helps to improve the efficiency of the neutralization reaction; the present invention is provided with a stirring mechanism 3, which can mix and stir the waste acid and the neutralizer from two directions through the stirring mechanism 3, which helps to improve the stirring efficiency and make the neutralization reaction more effective; the present invention can simultaneously drive the reciprocating screw 7, the central stirring shaft 15 and the sleeve shaft 17 to rotate through the motor 28, so that the movable frame 9 can drive the nozzle 10 to move back and forth continuously to spray the neutralizer, and at the same time can drive the central stirring shaft 15 and the sleeve shaft 17 to rotate in opposite directions to stir the waste acid and the neutralizer, which not only reduces costs but also improves energy efficiency.

[0028] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0029] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. For those skilled in the art, it is obvious that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the appended claims rather than the above description. Therefore, it is intended that all changes that fall within the meaning and range of equivalents of the claims are included in the present invention. Any reference signs in the claims should not be construed as limiting the claim to which they relate.

[0030] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A waste acid treatment neutralization reactor, comprising a reaction box (1), wherein the bottom of the reaction box (1) is provided with a support leg (4), and the top of the reaction box (1) is provided with a feeding pipe (6), characterized in that: The invention also includes a neutralizer uniformly spreading mechanism (2) and a stirring mechanism (3), both of which are arranged on the reaction box (1). The neutralizer uniformly spreading mechanism (2) includes a reciprocating screw (7), a guide rod (8), a movable frame (9), a spray head (10), a storage tank (11), a pump body (12), a liquid extraction pipe (13) and a liquid infusion hose (14). The reciprocating screw (7) is rotatably arranged in the reaction box (1), and the guide rod (8) is fixedly arranged on the reaction box. (1), the movable frame (9) is arranged on the reciprocating screw (7) through a threaded sleeve and is slidably sleeved on the guide rod (8), the nozzle (10) is arranged on the movable frame (9), the storage tank (11) is arranged on the reaction box (1), the pump body (12) is arranged on the reaction box (1), the two ends of the liquid extraction pipe (13) are respectively arranged on the water inlets of the storage tank (11) and the pump body (12), and the two ends of the liquid infusion hose (14) are respectively arranged on the water outlets of the nozzle (10) and the pump body (12).

2. The spent acid treatment neutralization reactor according to claim 1, characterized in that: The stirring mechanism (3) comprises a central stirring shaft (15), a stirring paddle (16), a sleeve shaft (17) and a stirring blade (18); a bracket (5) is provided on the reaction box (1); the central stirring shaft (15) is rotatably mounted on the bracket (5) and is rotatably extended into the reaction box (1); the stirring paddle (16) is mounted on the central stirring shaft (15); the sleeve shaft (17) is rotatably mounted on the reaction box (1) and is rotatably sleeved on the central stirring shaft (15); the stirring blade (18) is mounted on the sleeve shaft (17); and the central stirring shaft (15) and the sleeve shaft (17) rotate in opposite directions.

3. The spent acid treatment neutralization reactor according to claim 2, characterized in that: The reaction box (1) is rotatably provided with a rotating shaft (19), a first gear (20) is sleeved on the rotating shaft (19), a second gear (21) is sleeved on the sleeve shaft (17), the first gear (20) is meshed with the second gear (21), a first sprocket (22) is sleeved on the rotating shaft (19), a second sprocket (23) is sleeved on the reciprocating screw rod (7), a first chain (24) is sleeved on the first sprocket (22) and the second sprocket (23), a third sprocket (25) is sleeved on the reciprocating screw rod (7), a fourth sprocket (26) is sleeved on the central stirring shaft (15), and a second chain (27) is sleeved on the third sprocket (25) and the fourth sprocket (26).

4. The spent acid treatment neutralization reactor according to claim 3, characterized in that: The reaction box (1) is provided with a motor (28), and one end of the reciprocating screw rod (7) is provided on the output shaft of the motor (28).

5. The spent acid treatment neutralization reactor according to claim 1, characterized in that: The storage tank (11) is provided with a transparent observation window (29).

6. The spent acid treatment neutralization reactor according to claim 1, characterized in that: A pH value detector (30) is provided in the reaction box (1).

7. The spent acid treatment neutralization reactor according to claim 1, characterized in that: The reaction box (1) is provided with a liquid discharge pipe (31), and the liquid discharge pipe (31) is provided with a valve (32).

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