Waste gas treatment device for low-toxicity herbicide production

Abstract

The utility model discloses a waste gas treatment device for low-toxicity herbicide production, and relates to the technical field of biology and new medicine. The device comprises a reaction tank, a spraying mechanism and a conveying mechanism are arranged on the reaction tank, the spraying mechanism comprises a hollow pipe rotationally connected to the top face of the reaction tank, the bottom end of the hollow pipe extends into the reaction tank, two liquid outlet pipes are fixedly connected to the bottom end of the hollow pipe, and the liquid outlet pipes are connected with the conveying mechanism. The bottom ends of the two liquid outlet pipes are fixedly connected with first circular rings, the outer walls of the two first circular rings are rotatably connected with first fixing rings, the outer walls of the two first fixing rings are fixedly connected with first gears, the bottom surfaces of the first fixing rings are fixedly connected with spraying heads, and the inner wall of the reaction tank is fixedly connected with an inner gear ring. The two first gears are engaged with the inner gear ring. By arranging the spraying mechanism, the contact area and the contact time of water mist and waste gas can be increased, and the purification effect of the waste gas is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of biology and new medicine, and particularly relates to a waste gas treatment device for the production of low-toxic herbicides. Background Art

[0002] my country is a major agricultural country, and agriculture plays a fundamental role in the national economy. Pesticides are the primary means of production for controlling pests, diseases, and weeds in agricultural production, playing a vital role in stabilizing and increasing agricultural production, improving the quality of agricultural products, and enhancing people's living standards. 2-Amino-4,6-dimethoxypyrimidine is an important pesticide intermediate used in the synthesis of sulfonylurea and sulfonamide pesticides. During its production, the waste gas generated requires treatment.

[0003] However, when the existing device treats exhaust gas, the contact time between water mist and exhaust gas is short and the contact area is small, resulting in a low removal rate of pollutants in the exhaust gas, unable to achieve the ideal pollutant removal effect, and affecting the overall efficiency and effect of exhaust gas treatment. Utility Model Content

[0004] The purpose of the utility model is to provide a waste gas treatment device for the production of low-toxic herbicides. By providing a spraying mechanism, the sprayed water mist is thrown away, and the water mist is fully mixed with the waste gas to purify it. The device can increase the contact area and contact time between the water mist and the waste gas, improve the purification effect of the waste gas, and solve the problem that the contact time and contact area between the water mist and the waste gas are short, the contact area is small, and the removal rate of pollutants in the waste gas is not high.

[0005] In order to solve the above technical problems, the present invention is achieved through the following technical solutions:

[0006] The utility model is a waste gas treatment device for low-toxic herbicide production, comprising a reaction tank, on which a spray mechanism and a conveying mechanism are provided, wherein the spray mechanism comprises a spray component and a driving component;

[0007] The spray assembly includes a hollow tube rotatably connected to the top surface of the reaction tank, the bottom end of the hollow tube extends to the interior of the reaction tank, the bottom end of the hollow tube is fixedly connected to two liquid outlet pipes, the bottom ends of the two liquid outlet pipes are fixedly connected to a circular ring 1, the outer walls of the two circular rings 1 are rotatably connected to a fixed ring 1, the outer walls of the two fixed rings 1 are fixedly connected to a gear 1, the bottom surface of the fixed ring 1 is fixedly connected to a spray head, the inner wall of the reaction tank is fixedly connected to an inner gear ring, and the two gears 1 are meshed with the inner gear ring.

[0008] Furthermore, the drive assembly includes a connecting ring 2 fixedly connected to the top of the hollow tube, the outer wall of the connecting ring 2 is fixedly connected to an outer gear ring, the top surface of the reaction tank is fixedly connected to a motor, the output end of the motor is fixedly connected to a rotating rod, the outer wall of the rotating rod is fixedly connected to a gear 2, and the gear 2 is meshed with the outer gear ring.

[0009] Furthermore, the conveying mechanism includes a limiting component, a mixing component and a circulation component. The limiting component includes a liquid pump fixedly connected to the top surface of the reaction tank, the output end of the liquid pump is fixedly connected to an infusion tube, and the bottom end of the infusion tube is fixedly connected to a second ring.

[0010] Furthermore, a circular groove is provided on the inner wall of the second connecting ring, the second circular ring is adapted to the circular groove, the second circular ring is slidably connected to the circular groove, and the input end of the liquid pump is fixedly connected to a liquid inlet pipe.

[0011] Furthermore, the mixing assembly includes a connecting disc fixedly connected to the inner wall of the reaction tank, the connecting disc is provided with a plurality of connecting grooves 1, the connecting disc is provided with a plurality of connecting grooves 2, and the plurality of connecting grooves 1 are respectively communicated with the plurality of connecting grooves 2.

[0012] Furthermore, an air inlet pipe is provided in communication with the outer wall of the reaction tank, and the left end of the air inlet pipe extends to the interior of the connecting disc.

[0013] Furthermore, the circulation component includes a circulation pipe connected to the outer wall of the reaction tank, the bottom end of the circulation pipe extends to the interior of the connecting disc, a diaphragm pump is provided on the circulation pipe, an air outlet pipe is connected to the outer wall of the reaction tank, and a sewage pipe is connected to the bottom surface of the reaction tank.

[0014] Furthermore, a connecting rod is fixedly connected to the bottom surface of the liquid dispenser, and a plurality of blades are fixedly connected to the outer wall of the connecting rod.

[0015] The utility model has the following beneficial effects:

[0016] 1. By providing a spray mechanism, when the hollow tube rotates, with the cooperation of the connecting ring 1, the gear 1 and the inner gear ring, the two spray heads can drive the two spray heads to rotate in opposite directions when rotating around the hollow tube, so that the sprayed water mist is thrown away, and the water mist is fully mixed with the exhaust gas to purify it. This device can increase the contact area and contact time between the water mist and the exhaust gas, thereby improving the exhaust gas purification effect.

[0017] 2. By providing a conveying mechanism, when the exhaust gas is conveyed to the connecting disc through the air inlet pipe, the connecting groove 1 and the connecting groove 2 cooperate with each other, so that the gas will be dispersed to the interior of the reaction tank through multiple connecting grooves 1, and the hollow tube can drive the connecting rod and the blades to rotate when rotating, stirring the water mist and exhaust gas inside the reaction tank, further increasing the contact area between the water mist and the exhaust gas, and the floating dust in the exhaust gas will sink after combining with the water mist, condense into wastewater and flow through the connecting disc to the sewage pipe for discharge.

[0018] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0020] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the cross-sectional structure of the reaction tank of the present utility model;

[0022] Figure 3 This is a schematic diagram of the explosion structure of the utility model;

[0023] Figure 4 This is a schematic diagram of the cross-sectional structure of the connecting disc of the utility model;

[0024] Figure 5 for Figure 3 Schematic diagram of the enlarged structure at point A in the middle.

[0025] In the accompanying drawings, the components represented by the reference numerals are as follows:

[0026] 1-reaction tank; 2-spraying mechanism; 3-transporting mechanism; 21-hollow tube; 22-liquid distributor; 23-liquid outlet pipe; 24-circular ring 1; 25-connecting ring 1; 26-gear 1; 27-spray head; 28-inner gear ring; 29-connecting ring 2; 291-outer gear ring; 292-motor; 293-rotating rod; 294-gear 2; 31-liquid pump; 311-liquid inlet pipe; 32-liquid delivery pipe; 33-circular ring 2; 34-circular groove; 35-air inlet pipe; 36-connecting disc; 361-connecting groove 1; 362-connecting groove 2; 37-circulating pipe; 38-diaphragm pump; 39-air outlet pipe; 391-drain pipe; 4-connecting rod; 41-blade. DETAILED DESCRIPTION

[0027] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0028] See also Figure 1-5 As shown, the utility model is a waste gas treatment device for low-toxic herbicide production, comprising a reaction tank 1, on which a spray mechanism 2 and a conveying mechanism 3 are provided, wherein the spray mechanism 2 comprises a spray assembly and a driving assembly;

[0029] The spray assembly includes a hollow tube 21 rotatably connected to the top surface of the reaction tank 1, the bottom end of the hollow tube 21 extends to the interior of the reaction tank 1, the bottom end of the hollow tube 21 is fixedly connected to two liquid outlet pipes 23, the bottom ends of the two liquid outlet pipes 23 are fixedly connected to a ring 1 24, the outer walls of the two rings 1 24 are rotatably connected to a fixed ring 1 25, the outer walls of the two fixed rings 1 25 are fixedly connected to a gear 1 26, the bottom surface of the fixed ring 1 25 is fixedly connected to a spray head 27, the inner wall of the reaction tank 1 is fixedly connected to an inner gear ring 28, the two gears 1 26 are meshed with the inner gear ring 28, and the drive assembly includes a fixed connection to the top of the hollow tube 21 The connecting ring 29 is fixedly connected to the outer wall of the connecting ring 29 with an outer gear ring 291, the top surface of the reaction tank 1 is fixedly connected to the motor 292, the output end of the motor 292 is fixedly connected to the rotating rod 293, the outer wall of the rotating rod 293 is fixedly connected to the gear 294, the gear 294 is meshed with the outer gear ring 291, and the spray mechanism 2 is provided, so that the two spray heads 27 can drive the two spray heads 27 to rotate in opposite directions when rotating around the hollow tube 21, so that the sprayed water mist is thrown away, and the water mist is fully mixed with the exhaust gas for purification. The device can increase the contact area between the water mist and the exhaust gas and improve the purification effect of the exhaust gas.

[0030] The conveying mechanism 3 includes a limiting component, a mixing component and a circulation component. The limiting component includes a liquid pump 31 fixedly connected to the top surface of the reaction tank 1. The output end of the liquid pump 31 is fixedly connected to the infusion tube 32. The bottom end of the infusion tube 32 is fixedly connected to the circular ring 2 33. The inner wall of the connecting ring 29 is provided with a circular groove 34. The circular ring 2 33 is adapted to the circular groove 34. The circular ring 2 33 is slidably connected to the circular groove 34. The input end of the liquid pump 31 is fixedly connected to the liquid inlet pipe 311. The mixing component includes a connecting disc 36 fixedly connected to the inner wall of the reaction tank 1. The connecting disc 36 is provided with a plurality of connecting grooves 1 361. The connecting disc 36 is provided with a plurality of connecting grooves 2 362. The plurality of connecting grooves 1 361 are respectively communicated with the plurality of connecting grooves 2 362. The outer wall of the reaction tank 1 is connected with an air inlet pipe 35. The air inlet pipe 35 is connected to the outer wall of the reaction tank 1. The left end extends to the interior of the connecting disc 36, and the circulation component includes a circulation pipe 37 connected to the outer wall of the reaction tank 1. The bottom end of the circulation pipe 37 extends to the interior of the connecting disc 36. A diaphragm pump 38 is provided on the circulation pipe 37. The outer wall of the reaction tank 1 is connected to an air outlet pipe 39, and the bottom surface of the reaction tank 1 is connected to a sewage pipe 391. The bottom surface of the liquid separator 22 is fixedly connected to a connecting rod 4, and the outer wall of the connecting rod 4 is fixedly connected to a plurality of blades 41. By providing a conveying mechanism 3, the connecting groove 1 361 and the connecting groove 2 362 cooperate with each other, so that the gas will be dispersed to the interior of the reaction tank 1 through multiple connecting grooves 1 361, and the hollow tube 21 can drive the connecting rod 4 and the blades 41 to rotate when rotating, stirring the water mist and exhaust gas inside the reaction tank 1, and further increasing the contact area between the water mist and the exhaust gas.

[0031] A specific application of this embodiment is as follows: by providing a spray mechanism 2, water is transported into the hollow tube 21, and when the hollow tube 21 rotates, the water in the hollow tube 21 will flow through the liquid separator 22 and the liquid outlet pipe 23 to the two spray heads 27 for spraying out, and when the hollow tube 21 rotates, under the cooperation of the connecting ring 1 25, the gear 1 26 and the inner gear ring 28, the two spray heads 27 can drive the two spray heads 27 to rotate in opposite directions when rotating around the hollow tube 21, so that the sprayed water mist is thrown away, and the water mist is fully mixed with the exhaust gas for purification. This device can increase the contact area between the water mist and the exhaust gas, and improve the exhaust gas purification effect. When the motor 292 drives the rotating rod 293 to rotate, the outer gear ring 291 and the gear 2 294 cooperate with each other to drive the hollow tube 21 to rotate;

[0032] By providing the conveying mechanism 3, before treating the waste gas, the liquid inlet pipe 311 can be connected to the external water pipe and the liquid pump 31 can be turned on. The liquid delivery pipe 32, the second ring 33 and the circular groove 34 cooperate with each other. When the hollow tube 21 rotates, it will not affect the liquid pump 31 from conveying water into the hollow tube 21. When the waste gas is conveyed to the connecting disc 36 through the air inlet pipe 35, the connecting groove 1 361 and the connecting groove 2 362 cooperate with each other, so that the gas will be dispersed into the interior of the reaction tank 1 through the multiple connecting grooves 1 361. When the hollow tube 21 rotates, it can drive the connecting rod 4 and the blade 41 to rotate, stirring the water mist and exhaust gas inside the reaction tank 1, further increasing the contact area between the water mist and the exhaust gas, and the floating dust in the exhaust gas will sink after combining with the water mist, condense into wastewater and flow to the drain pipe 391 through the connecting disc 36 for discharge. The circulation pipe 37 and the diaphragm pump 38 cooperate with each other to pump the exhaust gas floating inside the reaction tank 1 back into the reaction tank 1 for further reaction until the exhaust gas is fully purified and discharged through the exhaust pipe 39.

[0033] Throughout this specification, references to terms such as "one embodiment," "example," or "specific example" indicate that a specific feature, structure, material, or characteristic described in conjunction with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of these terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

[0034] The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments do not describe all details in detail, nor do they limit the present invention to the specific embodiments described. Obviously, many modifications and variations are possible based on the contents of this specification. These embodiments are selected and described in detail in this specification to better explain the principles and practical applications of the present invention, thereby enabling those skilled in the art to better understand and utilize the present invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A waste gas treatment device for low-toxic herbicide production, comprising a reaction tank (1), characterized in that: The reaction tank (1) is provided with a spray mechanism (2) and a conveying mechanism (3), wherein the spray mechanism (2) comprises a spray component and a drive component; The spray assembly includes a hollow tube (21) rotatably connected to the top surface of the reaction tank (1), the bottom end of the hollow tube (21) extends to the interior of the reaction tank (1), the bottom end of the hollow tube (21) is fixedly connected to two liquid outlet pipes (23), the bottom ends of the two liquid outlet pipes (23) are fixedly connected to a circular ring (24), the outer walls of the two circular rings (24) are rotatably connected to a fixed ring (25), the outer walls of the two fixed rings (25) are fixedly connected to a gear (26), the bottom surface of the fixed ring (25) is fixedly connected to a spray head (27), the inner wall of the reaction tank (1) is fixedly connected to an inner gear ring (28), and the two gears (26) are meshed with the inner gear ring (28).

2. The waste gas treatment device for low-toxic herbicide production according to claim 1, characterized in that: The driving assembly includes a second connecting ring (29) fixedly connected to the top of the hollow tube (21), an outer toothed ring (291) fixedly connected to the outer wall of the second connecting ring (29), a motor (292) fixedly connected to the top surface of the reaction tank (1), a rotating rod (293) fixedly connected to the output end of the motor (292), a second gear (294) fixedly connected to the outer wall of the rotating rod (293), and the second gear (294) meshes with the outer toothed ring (291).

3. The waste gas treatment device for low-toxic herbicide production according to claim 2, characterized in that: The conveying mechanism (3) includes a limiting component, a mixing component and a circulation component. The limiting component includes a liquid pump (31) fixedly connected to the top surface of the reaction tank (1). The output end of the liquid pump (31) is fixedly connected to a liquid infusion tube (32). The bottom end of the liquid infusion tube (32) is fixedly connected to a second circular ring (33).

4. The waste gas treatment device for low-toxic herbicide production according to claim 3, characterized in that: The inner wall of the second connecting ring (29) is provided with a circular groove (34), the second circular ring (33) is adapted to the circular groove (34), the second circular ring (33) is slidably connected to the circular groove (34), and the input end of the liquid pump (31) is fixedly connected to a liquid inlet pipe (311).

5. The waste gas treatment device for low-toxic herbicide production according to claim 4, characterized in that: The mixing assembly comprises a connecting disc (36) fixedly connected to the inner wall of the reaction tank (1), the connecting disc (36) being provided with a plurality of connecting grooves 1 (361), the connecting disc (36) being provided with a plurality of connecting grooves 2 (362), and the plurality of connecting grooves 1 (361) being communicated with the plurality of connecting grooves 2 (362) respectively.

6. The waste gas treatment device for low-toxic herbicide production according to claim 5, characterized in that: An air inlet pipe (35) is provided in communication with the outer wall of the reaction tank (1), and the left end of the air inlet pipe (35) extends to the interior of the connecting disc (36).

7. The waste gas treatment device for low-toxic herbicide production according to claim 6, characterized in that: The circulation assembly comprises a circulation pipe (37) connected to the outer wall of the reaction tank (1), the bottom end of the circulation pipe (37) extending to the interior of the connecting disc (36), a diaphragm pump (38) being provided on the circulation pipe (37), an air outlet pipe (39) being connected to the outer wall of the reaction tank (1), and a sewage discharge pipe (391) being connected to the bottom surface of the reaction tank (1).

8. The waste gas treatment device for low-toxic herbicide production according to claim 7, characterized in that: The bottom surface of the liquid distributor (22) is fixedly connected to a connecting rod (4), and the outer wall of the connecting rod (4) is fixedly connected to a plurality of blades (41).

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