A continuous electrolytic treatment device and method for paraquat-containing wastewater containing cyanide

Abstract

The present invention discloses a continuous electrolytic treatment device for paraquat-containing wastewater containing cyanide and a method thereof, and belongs to the field of wastewater electrolytic treatment. The present invention discloses a continuous electrolytic treatment device for paraquat-containing wastewater containing cyanide, comprising: a sealing cover plate, air generators are installed on both sides of the lower end of the sealing cover plate; a guide impeller is installed inside the discharge box; and eight electrolytic medium boxes are installed inside the continuous electrolytic plate. The present invention solves the problem that the existing treatment process of paraquat-containing wastewater containing cyanide requires multiple processes, is complicated to operate, and is not convenient for long-term use. The flow rate of the wastewater is reduced by a buffer plate, and the wastewater flows evenly to the surface of the continuous electrolytic plate. After the electrolytic medium box is powered on, the cyanide in the wastewater is quickly oxidized, so that the wastewater treatment work can be carried out quickly, and the oxidized waste can be stored in the waste storage bin in the filter pores, which is convenient to operate and convenient for long-term use.

Description

Technical Field

[0001] The invention relates to the technical field of wastewater electrolysis treatment, and in particular to a device and method for continuous electrolysis treatment of cyanide-containing paraquat wastewater. Background Art

[0002] Paraquat is the second largest herbicide pesticide in the world. Its domestic production is increasing every year. The method of synthesizing paraquat generally adopts the advanced cyanamide method. The cyanamide method has the advantages of high yield, good product and easy process control. However, this method also produces a large amount of wastewater. The pH value of paraquat wastewater is about 13-14.

[0003] In the prior art, for example, a Chinese patent with publication number CN105884105A: a method for treating wastewater from the synthesis of paraquat by the ammonia cyanide method, the specific process is to first subject the collected wastewater to a stripping treatment, introduce chlorine gas, and while destroying the cyanide ions in the paraquat wastewater, the reduced chloride ions combine with the ammonium ions in the paraquat wastewater to form ammonium chloride, and then use a screen to filter for decolorization, and then concentrate the wastewater by double-effect evaporation to recover the ammonium chloride salt in the wastewater, and the remaining wastewater is directly incinerated in an incinerator or applied to the next batch of wastewater to be double-effect evaporated, until the cyanide concentration in the ammonium chloride salt obtained after cooling and crystallization of the batch is greater than 100 ppm or the sodium ion content is greater than 1% (w / v), and then the batch of filtrate is incinerated. The method realizes the resource utilization of wastewater, reduces pollutants in the wastewater, reduces pollution to the environment, and greatly reduces the treatment cost of paraquat wastewater.

[0004] However, in the above-mentioned technology, the existing cyanide-containing paraquat wastewater treatment process requires multiple steps, which is complicated to operate and not convenient for long-term use.

[0005] In view of these defects, it is necessary to design a continuous electrolytic treatment device and method for cyanide-containing paraquat wastewater. Summary of the invention

[0006] The purpose of the present invention is to provide a continuous electrolytic treatment device and method for cyanide-containing paraquat wastewater, which can solve the problems that the existing treatment process of cyanide-containing paraquat wastewater requires multiple steps, is complicated to operate, and is not convenient for long-term use.

[0007] To achieve the above object, the present invention provides the following technical solution: a continuous electrolytic treatment device for paraquat-cyanide-containing wastewater, comprising:

[0008] A processing device housing, wherein the front and rear surfaces of the processing device housing are both equipped with a heat-insulating box for blocking heat, and a transformer and a motor are installed inside the heat-insulating box;

[0009] Also included are:

[0010] A sealing cover plate, which is used for quickly sealing the housing of the processing device and is located above the housing of the processing device, a feed box is installed at the upper end of the sealing cover plate, and air generators are installed on both sides of the lower end of the sealing cover plate;

[0011] A material discharge box, two material discharge boxes are provided for discharging materials, the two material discharge boxes are respectively located on both sides of the processing device housing, and a guide impeller is installed inside the material discharge box;

[0012] A continuous electrolysis plate for electrolyzing cyanide-containing paraquat wastewater is located in the middle of the treatment device shell, and eight electrolysis medium boxes are installed inside the continuous electrolysis plate. Two electrodes are installed at both ends of the outside of the electrolysis medium box, and waterwheel axles are installed on both sides of the continuous electrolysis plate, and waterwheel plates are installed outside the waterwheel axles.

[0013] Preferably, support frames are welded to both sides of the lower end of the processing device shell, and an electric heater is provided on the lower end surface of the processing device shell, and the electric heater is used to heat the bottom of the processing device shell.

[0014] Preferably, a buffer guide box is installed at the upper end in the middle of the processing device shell, and a feed port is provided on the upper end surface of the buffer guide box, and the position of the feed port corresponds to the position of the feed box. Buffer plates are provided on both sides of the interior of the buffer guide box, and discharge channels are provided on both sides of the lower end of the buffer plates, and the discharge channels are connected to the feed port.

[0015] Preferably, a conversion channel is provided between the treatment device housing and the discharge box, and the conversion channel is used to guide the wastewater after electrolysis. Both ends of the waterwheel axle are rotatably connected to the treatment device housing through bearings, and the motor is transmission-connected to the waterwheel axle through a coupling.

[0016] Preferably, a first servo motor is installed on both sides of the upper end of the sealing cover plate, an electric air pump is installed at the lower end of the first servo motor, and the electric air pump is connected to the air generator through a pipeline, a bubble nozzle is provided on the lower end face of the air generator, and the bubble nozzle is used to add bubbles to the wastewater inside the treatment device shell, a valve actuator is installed on the outside of the sealing cover plate, an electric valve plate is installed on the lower end of the feed box, and the valve actuator and the electric valve plate are connected through a gear transmission.

[0017] Preferably, a second servo motor is installed at the upper end of the discharge box, and the second servo motor is connected to the guide impeller through a motor shaft transmission. A discharge pipe is installed at the lower end of the interior of the discharge box, and the discharge pipe is connected to the conversion channel. A discharge port is arranged inside the discharge pipe, and a solenoid valve is installed inside the discharge port.

[0018] Preferably, a connecting shaft runs through the middle of the continuous electrolytic plate, the electrolytic medium box is fixedly connected to the connecting shaft, filtering pores are provided between the eight electrolytic medium boxes, and a waste storage bin is installed at the lower end of the filtering pores.

[0019] A method for a continuous electrolytic treatment device for paraquat-cyanide-containing wastewater comprises the following steps:

[0020] Step 1: introduce the cyanide-containing paraquat wastewater into the housing of the treatment device through the feed box, open the electric valve plate, and the wastewater enters the buffer diversion box, buffers the water flow through the buffer diversion box, and diverts the water to both sides through two discharge channels;

[0021] Step 2: Connect the electrodes to the power supply, turn on the transformer, and adjust the voltage of the electrodes to electrolyze the wastewater flowing above the continuous electrolysis plate.

[0022] Step 3: Turn on the air generator and the first servo motor, introduce air through the bubble nozzle, and after the wastewater passes through the electrolytic medium box, electrolysis produces an oxidation reaction to carry out treatment work;

[0023] Step 4: The waterwheel shaft rotates to drive the waterwheel plate to rotate, and the waterwheel plate drives the water flow into the conversion channel. The guide impeller rotates to drive the water into the discharge box for discharge;

[0024] Step 5: Remove the sealing cover, clean the waste on the surface of the electrolytic medium box, and carry out subsequent work.

[0025] Compared with the prior art, the present invention has the following beneficial effects:

[0026] 1. The present device and method for continuous electrolysis treatment of cyanide-containing paraquat wastewater can be used to connect electrodes to a power source, turn on a transformer, and adjust the voltage of the electrodes to electrolyze wastewater flowing onto the continuous electrolysis plate. The air generator and the first servo motor are turned on to introduce air through a bubble nozzle. After the wastewater passes through an electrolysis medium box, electrolysis produces an oxidation reaction to carry out treatment work. The flow rate of the wastewater is reduced by a buffer plate, so that the wastewater can flow evenly onto the surface of the continuous electrolysis plate. After the electrolysis medium box on the surface of the continuous electrolysis plate is powered on, the cyanide in the wastewater is rapidly oxidized, so that the wastewater treatment work can be carried out quickly. The oxidized waste can be stored in a waste storage bin in the filter pores. The operation is convenient and long-term use is convenient.

[0027] 2. The present device and method for continuous electrolytic treatment of cyanide-containing paraquat wastewater can, before operation, introduce cyanide-containing paraquat wastewater into the interior of the treatment device shell through the feed box, open the electric valve plate, and allow the wastewater to enter the buffer guide box, where the water flow is buffered and diverted to both sides through two discharge channels, thereby improving the flow of wastewater. The waterwheel axle rotates to drive the waterwheel plate to rotate, and the waterwheel plate drives the water flow into the conversion channel, which is driven by the rotation of the guide impeller to drive the water to flow into the discharge box for discharge, thereby improving the water flow effect inside the treatment device shell, and achieving high efficiency of electrolytic treatment, which is conducive to long-term work and improves work quality, thereby achieving continuous treatment results. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 is an axonometric view of the present invention from the front;

[0029] Figure 2 It is an axonometric view of the casing of the processing device of the present invention from above;

[0030] Figure 3 is an axonometric view of the front view of the housing of the processing device of the present invention;

[0031] Figure 4 This is an axonometric view of the sealing cover plate of the present invention when viewed from above;

[0032] Figure 5 For the present invention Figure 3 A partial enlarged view of area A in the middle;

[0033] Figure 6 This is a diagram of the internal structure of the shell of the processing device of the present invention.

[0034] In the figure: 1. Processing device shell; 101. Insulating box; 102. Support frame; 103. Buffer guide box; 1031. Feed port; 1032. Feeding channel; 1033. Buffer plate; 104. Conversion channel; 105. Waterwheel shaft; 1051. Waterwheel plate; 2. Sealing cover plate; 201. First servo motor; 202. Feed box; 203. Valve actuator; 204. Air generator; 205. Bubble nozzle; 206. Electric valve plate; 3. Feeding box; 301. Discharge pipe; 302. Second servo motor; 303. Guide impeller; 304. Discharge port; 4. Continuous electrolysis plate; 401. Electrolysis medium box; 402. Filter pores; 403. Connecting shaft; 5. Electric heater. DETAILED DESCRIPTION

[0035] The following will be combined with the 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 described embodiments 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 creative work are within the scope of protection of the present invention.

[0036] In order to solve the technical problems in the prior art that the treatment of cyanide-containing paraquat wastewater requires multiple processes, is complicated to operate, and is not convenient for long-term use, please refer to Figure 1 - Figure 3 , providing the following technical solutions:

[0037] A continuous electrolytic treatment device for paraquat-cyanide-containing wastewater, comprising:

[0038] A processing device housing 1, the front and rear surfaces of the processing device housing 1 are both equipped with a heat-insulating box 101 for blocking heat, and a transformer and a motor are installed inside the heat-insulating box 101;

[0039] Also included are:

[0040] A sealing cover plate 2 for quickly sealing the processing device housing 1 is located above the processing device housing 1, a feed box 202 is installed at the upper end of the sealing cover plate 2, and air generators 204 are installed on both sides of the lower end of the sealing cover plate 2;

[0041] A material discharge box 3, two material discharge boxes 3 are provided for discharging materials, and the two material discharge boxes 3 are respectively located on both sides of the processing device housing 1, and a guide impeller 303 is installed inside the material discharge box 3;

[0042] The continuous electrolysis plate 4, which is used for electrolyzing cyanide-containing paraquat wastewater, is located in the middle of the treatment device shell 1. Eight electrolysis medium boxes 401 are installed inside the continuous electrolysis plate 4. Two electrodes are installed at both ends of the outside of the electrolysis medium box 401, and waterwheel shafts 105 are installed on both sides of the continuous electrolysis plate 4. A waterwheel plate 1051 is installed outside the waterwheel shaft 105.

[0043] Specifically, during operation, the electrodes can be connected to a power source, the transformer can be turned on, and the voltage of the electrodes can be adjusted to electrolyze the wastewater flowing onto the continuous electrolysis plate 4. The air generator 204 can be turned on to introduce air. After the wastewater passes through the electrolysis medium box 401, electrolysis produces an oxidation reaction to carry out treatment work. After the electrolysis medium box 401 on the surface of the continuous electrolysis plate 4 is powered, the cyanide in the wastewater is quickly oxidized, so that the wastewater treatment work can be carried out quickly. The operation is convenient and long-term use is convenient.

[0044] In order to solve the technical problem that the wastewater electrolysis treatment device in the prior art is not effective and is not conducive to long-term use, please refer to Figure 1 , Figure 6 , providing the following technical solutions:

[0045] Support frames 102 are welded to both sides of the lower end of the processing device shell 1 , and an electric heater 5 is provided on the lower end surface of the processing device shell 1 . The electric heater 5 is used to heat the bottom of the processing device shell 1 .

[0046] Specifically, the bottom of the treatment device shell 1 can be heated by the electric heater 5 to treat the liquid inside the treatment device shell 1. The electrolysis effect of the wastewater can be improved by cooperating with the flow guide equipment inside the treatment device shell 1.

[0047] In order to solve the technical problem in the prior art that after the wastewater enters the treatment device, the water flow effect is poor and the treatment work cannot be carried out evenly, please refer to Figure 3 , Figure 5 - Figure 6 , providing the following technical solutions:

[0048] A buffer guide box 103 is installed at the upper end in the middle of the processing device shell 1. A feed port 1031 is provided on the upper end surface of the buffer guide box 103. The position of the feed port 1031 corresponds to the position of the feed box 202. Buffer plates 1033 are provided on both sides of the interior of the buffer guide box 103. Discharge channels 1032 are provided on both sides of the lower end of the buffer plate 1033. The discharge channels 1032 are connected to the feed port 1031.

[0049] A conversion channel 104 is provided between the treatment device housing 1 and the discharge box 3, and the conversion channel 104 is used to guide the wastewater after electrolysis. Both ends of the waterwheel shaft 105 are rotatably connected to the treatment device housing 1 through bearings, and the motor is transmission-connected to the waterwheel shaft 105 through a coupling.

[0050] Specifically, before work, the cyanide paraquat wastewater can be introduced into the interior of the treatment device shell 1 through the feed box 202, and the electric valve plate 206 is opened, and the wastewater enters the buffer guide box 103, and the water flow is buffered by the buffer guide box 103, and the two discharge channels 1032 are used to guide the wastewater to both sides respectively, so that the flow effect of the wastewater is better and the impact effect of the water flow is reduced, so as to adapt to the wastewater treatment work with different flow rates.

[0051] In order to solve the problem in the prior art that the internal sealing effect of the processing device is poor and affects the working environment, please refer to Figure 4 , providing the following technical solutions

[0052] A first servo motor 201 is installed on both sides of the upper end of the sealing cover plate 2, an electric air pump is installed at the lower end of the first servo motor 201, and the electric air pump is connected to the air generator 204 through a pipeline. A bubble nozzle 205 is provided on the lower end face of the air generator 204, and the bubble nozzle 205 is used to add bubbles to the wastewater inside the treatment device shell 1. A valve actuator 203 is installed on the outside of the sealing cover plate 2, and an electric valve plate 206 is installed on the lower end of the feed box 202. The valve actuator 203 and the electric valve plate 206 are connected through a gear transmission.

[0053] Specifically, the electric valve plate 206 can be adjusted by the valve actuator 203, so as to facilitate the adjustment of the feed box 202. During the electrolysis operation, the air generator 204 and the first servo motor 201 can be turned on to introduce air through the bubble nozzle 205, so that the wastewater can obtain oxygen during the electrolysis process. In addition, the air pressure inside the device can be adjusted by the electric air pump to adapt to the working environment.

[0054] In order to solve the technical problem of inconvenient discharge of wastewater treatment equipment in the prior art, please refer to Figure 6 , providing the following technical solutions:

[0055] A second servo motor 302 is installed at the upper end of the discharge box 3, and the second servo motor 302 is connected to the guide impeller 303 through a motor shaft transmission. A discharge pipe 301 is installed at the lower end of the discharge box 3, and the discharge pipe 301 is connected to the conversion channel 104. A discharge port 304 is arranged inside the discharge pipe 301, and a solenoid valve is installed inside the discharge port 304.

[0056] A connecting shaft 403 runs through the middle of the continuous electrolytic plate 4 , and the electrolytic medium box 401 is fixedly connected to the connecting shaft 403 . Filtering pores 402 are provided between the eight electrolytic medium boxes 401 , and a waste storage bin is installed at the lower end of the filtering pores 402 .

[0057] Specifically, the second servo motor 302 can drive the guide impeller 303 to rotate, and the rotation of the guide impeller 303 drives the water to flow into the discharge box 3 for discharge, so that the water flow effect inside the treatment device shell 1 is better, the electrolytic treatment efficiency is high, it is conducive to long-term work, and the work quality is improved, so as to achieve a continuous treatment work effect, and the waste on the surface of the continuous electrolytic plate 4 can be discharged through the movable continuous electrolytic plate 4 to facilitate continuous electrolysis work.

[0058] See also Figure 1 - Figure 6 , a method for a continuous electrolytic treatment device for paraquat-cyanide-containing wastewater, comprising the following steps:

[0059] Step 1: introduce the cyanide-containing paraquat wastewater into the interior of the treatment device housing 1 through the feed box 202, open the electric valve plate 206, and the wastewater enters the buffer guide box 103, the water flow is buffered by the buffer guide box 103, and the water flow is diverted to both sides through the two discharge channels 1032;

[0060] Step 2: Connect the electrodes to the power supply, turn on the transformer, and adjust the voltage of the electrodes to electrolyze the wastewater flowing above the continuous electrolysis plate 4.

[0061] Step 3: Turn on the air generator 204 and the first servo motor 201, and introduce air through the bubble nozzle 205. After the wastewater passes through the electrolytic medium box 401, electrolysis produces an oxidation reaction to perform treatment work;

[0062] Step 4: The waterwheel shaft 105 rotates to drive the waterwheel plate 1051 to rotate, and the waterwheel plate 1051 drives the water flow into the conversion channel 104, and the guide impeller 303 rotates to drive the water into the discharge box 3 for discharge;

[0063] Step 5: Remove the sealing cover plate 2, clean the waste on the surface of the electrolytic medium box 401, and perform subsequent work.

[0064] Working principle: before work, the cyanide paraquat wastewater can be introduced into the treatment device shell 1 through the feed box 202, and the electric valve plate 206 can be adjusted through the valve actuator 203 to facilitate the adjustment of the feed box 202. During the electrolysis work, the air generator 204 and the first servo motor 201 can be turned on to introduce air through the bubble nozzle 205, so that the wastewater can obtain oxygen during the electrolysis process. In addition, the air pressure inside the device can be adjusted by the electric air pump to adapt to the working environment. The wastewater enters the buffer guide box 103, and the water flow is buffered by the buffer guide box 103. The two discharge channels 1032 are used to guide the wastewater to both sides respectively, so that the flow effect of the wastewater is better. During work, the electrodes can be connected to the power supply, the transformer is turned on, and the voltage of the electrodes is adjusted to electrolyze the wastewater flowing into the top of the continuous electrolysis plate 4. The bottom of the treatment device shell 1 can be heated by the electric heater 5 to treat The liquid inside the treatment device shell 1 is treated, and the electrolysis effect of the wastewater can be improved by cooperating with the diversion equipment inside the treatment device shell 1. The air generator 204 is turned on to introduce air. After the wastewater passes through the electrolysis medium box 401, the electrolysis produces an oxidation reaction to carry out the treatment work. After the electrolysis medium box 401 on the surface of the continuous electrolysis plate 4 is powered, the cyanide in the wastewater is quickly oxidized, so that the wastewater treatment work can be carried out quickly. The operation is convenient and convenient for long-term use. The second servo motor 302 can drive the guide impeller 303 to rotate, and the guide impeller 303 rotates to drive the water to flow into the discharge box 3 for discharge, so that the water activity effect inside the treatment device shell 1 is better, the working efficiency of the electrolysis treatment is high, which is conducive to long-term work and improves the work quality, thereby achieving the working effect of continuous treatment, and the waste on the surface of the continuous electrolysis plate 4 can be discharged through the movable continuous electrolysis plate 4 to facilitate continuous electrolysis.

[0065] 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", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device 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, article or device.

[0066] 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 continuous electrolytic treatment device for paraquat-cyanide wastewater, comprising: A processing device housing (1), wherein a heat-insulating box (101) for blocking heat is installed on the front and rear surfaces of the processing device housing (1), and a transformer and a motor are installed inside the heat-insulating box (101); It is characterized by also including: A sealing cover plate (2), the sealing cover plate (2) being used for quickly sealing the processing device housing (1), the sealing cover plate (2) being located above the processing device housing (1), a feed box (202) being installed at the upper end of the sealing cover plate (2), and air generators (204) being installed on both sides of the lower end of the sealing cover plate (2); A material discharge box (3), two material discharge boxes (3) for discharging materials are provided, the two material discharge boxes (3) are respectively located on both sides of the processing device housing (1), and a guide impeller (303) is installed inside the material discharge box (3); A continuous electrolysis plate (4), the continuous electrolysis plate (4) for electrolyzing cyanide-containing paraquat wastewater, the continuous electrolysis plate (4) being located in the middle of the treatment device housing (1), eight electrolysis medium boxes (401) being installed inside the continuous electrolysis plate (4), two electrodes being installed at both ends of the outside of the electrolysis medium box (401), and waterwheel shafts (105) being installed on both sides of the continuous electrolysis plate (4), and a waterwheel plate (1051) being installed outside the waterwheel shaft (105); A buffer guide box (103) is installed at the middle upper end of the processing device shell (1); a feed port (1031) is provided on the upper end surface of the buffer guide box (103); the position of the feed port (1031) corresponds to the position of the feed box (202); buffer plates (1033) are provided on both sides of the interior of the buffer guide box (103); and material discharge channels (1032) are provided on both sides of the lower end of the buffer plate (1033); the material discharge channels (1032) are communicated with the feed port (1031); A conversion channel (104) is provided between the treatment device housing (1) and the discharge box (3), the conversion channel (104) being used to guide the wastewater after electrolysis, both ends of the waterwheel shaft (105) being rotatably connected to the treatment device housing (1) via bearings, and the motor being transmission-connected to the waterwheel shaft (105) via a coupling; A connecting shaft (403) passes through the middle of the interior of the continuous electrolytic plate (4); the electrolytic medium box (401) is fixedly connected to the connecting shaft (403); waste material on the surface of the continuous electrolytic plate (4) is discharged through the movable continuous electrolytic plate (4); filtering pores (402) are provided between the eight electrolytic medium boxes (401); and a waste material storage bin is installed at the lower end of the filtering pore (402).

2. The continuous electrolytic treatment device for paraquat-cyanide wastewater according to claim 1, characterized in that: Support frames (102) are welded to both sides of the lower end of the processing device shell (1), and an electric heater (5) is provided on the lower end surface of the processing device shell (1), and the electric heater (5) is used to heat the bottom of the processing device shell (1).

3. The continuous electrolytic treatment device for paraquat-cyanide wastewater according to claim 2, characterized in that: First servo motors (201) are installed on both sides of the upper end of the sealing cover plate (2); an electric air pump is installed at the lower end of the first servo motor (201); the electric air pump is connected to an air generator (204) via a pipeline; a bubble nozzle (205) is provided on the lower end surface of the air generator (204); the bubble nozzle (205) is used to add bubbles to the wastewater inside the treatment device housing (1); a valve actuator (203) is installed outside the sealing cover plate (2); an electric valve plate (206) is installed at the lower end of the feed box (202); and the valve actuator (203) and the electric valve plate (206) are connected via a gear transmission.

4. The continuous electrolytic treatment device for paraquat-cyanide wastewater according to claim 3, characterized in that: A second servo motor (302) is installed at the upper end of the discharge box (3), and the second servo motor (302) is connected to the guide impeller (303) via a motor shaft transmission. A discharge pipe (301) is installed at the lower end of the discharge box (3), and the discharge pipe (301) is connected to the conversion channel (104). A discharge port (304) is arranged inside the discharge pipe (301), and a solenoid valve is installed inside the discharge port (304).

5. A treatment method for cyanide-containing paraquat wastewater continuous electrolysis treatment device according to claim 4, characterized in that: The steps include: Step 1: introducing the cyanide-containing paraquat wastewater into the interior of the treatment device housing (1) through the feed box (202), opening the electric valve plate (206), and allowing the wastewater to enter the buffer diversion box (103), buffering the water flow through the buffer diversion box (103), and diverting the wastewater to both sides through two discharge channels (1032); Step 2: Connect the electrodes to a power source, turn on the transformer, and adjust the voltage of the electrodes so that the wastewater flowing above the continuous electrolysis plate (4) is electrolyzed; Step 3: Turn on the air generator (204) and the first servo motor (201), introduce air through the bubble nozzle (205), and after the wastewater passes through the electrolytic medium box (401), electrolysis produces an oxidation reaction to perform treatment work; Step 4: The waterwheel shaft (105) rotates to drive the waterwheel plate (1051) to rotate, and the waterwheel plate (1051) drives the water flow into the conversion channel (104). The guide impeller (303) rotates to drive the water to flow into the discharge box (3) for discharge; Step 5: Remove the sealing cover plate (2), clean the waste material on the surface of the electrolytic medium box (401), and carry out subsequent work.

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