Device for degrading chemical oxygen demand of sewage based on microwave and ozone catalysis

Abstract

The utility model discloses a device for degrading chemical oxygen demand of sewage on the basis of microwave and ozone catalysis, which comprises a main body unit comprising a treatment box, and a microwave generator is arranged on the surface of one side of the treatment box. According to the utility model, the catalyst carrier is fixed through the acting force of the spring, and then the ozone concentration and the reaction time of the catalyst carrier are adjusted, so that the device is convenient to adapt to different types of sewage, and meanwhile, the microwave generator generates high-frequency microwave radiation, so that the catalyst activity is improved and the reaction rate is accelerated; a belt enables rotating wheels on the two sides to rotate, a rotating rod drives a protruding block to make contact with a catalyst carrier, the catalyst carrier is vibrated in a reciprocating mode, the sewage can conveniently approach active sites on the surface of the catalyst carrier, dirt accumulated on the surface of the catalyst carrier is vibrated and loosened, and the sewage treatment efficiency is improved. The influence of blockage on sewage treatment is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of sewage treatment especially relates to a device based on microwave and ozone catalytic degradation of sewage chemical oxygen demand. BACKGROUND

[0002] Industrial wastewater is various wastewater generated in industrial production process, which is complex and diverse in composition, containing a large amount of organic pollutants, heavy metal ions, acid-base substances and other toxic and harmful substances.

[0003] If the industrial wastewater is directly discharged without effective treatment, it will cause serious pollution to the water environment, destroy the aquatic ecosystem, affect the sustainable use of water resources, and endanger human health and the surrounding environment.

[0004] In the prior art, the conventional catalyst carrier in industrial wastewater is mostly of fixed structure, which is easily blocked in long-term wastewater treatment, and it takes a long time to remove and maintain, which affects the effect of wastewater treatment and the working efficiency of the equipment, and the single wastewater treatment cannot cope with the complex and variable composition of industrial wastewater, so that the harmful substances in the wastewater cannot be fully decomposed, and the wastewater discharge meets great pressure. UTILITY MODEL CONTENT

[0005] The purpose of this section is to outline some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the utility model name to avoid obscuring the purpose of this section, the abstract of the specification and the utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0006] In view of the above problems of the prior art, the utility model is proposed.

[0007] Therefore, the utility model aims to provide a device based on microwave and ozone catalytic degradation of sewage chemical oxygen demand, which solves the problem that the conventional catalyst carrier in industrial wastewater is mostly of fixed structure, which is easily blocked in long-term wastewater treatment, and it takes a long time to remove and maintain, which affects the effect of wastewater treatment and the working efficiency of the equipment, and the single wastewater treatment cannot cope with the complex and variable composition of industrial wastewater, so that the harmful substances in the wastewater cannot be fully decomposed, and the wastewater discharge meets great pressure.

[0008] To solve the above technical problems, the utility model provides the following technical scheme:

[0009] The main unit comprises a processing box, a microwave generator is arranged on one side surface of the processing box, a drain pipe and a sewage inlet pipe are respectively fixed to the processing box, valves are arranged on the drain pipe and the sewage inlet pipe, and the drain pipe and the sewage inlet pipe are arranged in an up-down mode;

[0010] The supporting unit comprises a hollow plate, the hollow plate is fixedly connected to the inner wall of the processing box, a catalyst carrier is placed in the hollow plate, two U-shaped rods are movably connected to the hollow plate, anti-skid plates are fixedly connected to the top ends of the two U-shaped rods, springs are sleeved on the two side rod arms of the two U-shaped rods, a gas guide assembly is arranged on the processing box, and a vibration assembly is arranged in the processing box.

[0011] As a preferred scheme of the device for catalytically degrading chemical oxygen demand of sewage based on microwaves and ozone, the gas guide assembly comprises a guide pipe, the guide pipe is rotatably connected to the processing box, a plurality of aeration pipes are fixedly connected to the guide pipe, one side surface of the processing box is fixedly connected with a servo motor, and an output end of the servo motor is fixedly connected with one end of the guide pipe.

[0012] As a preferred scheme of the device for catalytically degrading chemical oxygen demand of sewage based on microwaves and ozone, the vibration assembly comprises a rotating rod, one end of the rotating rod is rotatably connected to one side inner wall of the processing box, the other end of the rotating rod movably penetrates through the processing box, lugs are fixedly connected to the two side rod arms of the rotating rod, rotating wheels are fixedly connected to the side rod arms of the rotating rod and the output shaft of the servo motor, and the two rotating wheels are drivingly connected through a belt.

[0013] As a preferred scheme of the device for catalytically degrading chemical oxygen demand of sewage based on microwaves and ozone, the two anti-skid plates are mutually attached to the catalyst carrier, and the two ends of the plurality of springs are fixedly connected with the hollow plate and the anti-skid plates.

[0014] As a preferred scheme of the device for catalytically degrading chemical oxygen demand of sewage based on microwaves and ozone, the processing box is fixedly connected with a pump body, an output end of the pump body is fixedly connected with a circulating pipe, and the top end of the circulating pipe movably penetrates through the processing box and is located below the hollow plate.

[0015] As a preferred scheme of the device for catalytically degrading chemical oxygen demand of sewage based on microwaves and ozone, the processing box is fixedly connected with a plurality of supporting legs, and the bottom surfaces of the plurality of supporting legs are provided with anti-skid lines.

[0016] The device has the advantages that:

[0017] 1. The device is characterized in that the catalyst carrier is fixed by the spring force, the ozone concentration and the reaction time of the catalyst carrier are adjusted, different sewage types are adapted, the microwave generator generates high-frequency microwave radiation, the catalyst activity is improved and the reaction rate is accelerated, the servo motor drives the guide pipe to rotate, the aeration pipe stirs the sewage, the ozone gas and the sewage are uniformly mixed, the sewage treatment efficiency is improved, the belt rotates the two side wheels, the rotating rod drives the convex block to contact the catalyst carrier, the catalyst carrier reciprocating vibration is convenient for the sewage to approach the active site on the surface of the catalyst carrier, and the dirt accumulated on the surface of the catalyst carrier is vibrated and loosened, so that the sewage treatment is not affected by the blockage. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the drawings needed in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained without creative labor on the basis of these drawings. Among them:

[0019] Figure 1 A front overall structure schematic diagram of a device for catalytic degradation of chemical oxygen demand of sewage based on microwave and ozone is provided.

[0020] Figure 2 A schematic diagram of the internal structure of the treatment box is provided.

[0021] Figure 3 A schematic diagram of the A area of the device is provided. Figure 2

[0022] In the figure: 100, main unit; 101, treatment box; 102, microwave generator; 103, drain pipe; 104, sewage inlet pipe; 200, support unit; 201, hollow plate; 202, catalyst carrier; 203, U-shaped rod; 204, anti-skid plate; 205, spring; 206, gas guide assembly; 206a, guide pipe; 206b, aeration pipe; 206c, servo motor; 207, vibration; 207a, rotating rod; 207b, convex block; 207c, rotating wheel; 208, pump body; 209, circulating pipe; 210, supporting leg. DETAILED DESCRIPTION

[0023] In order to make the above-mentioned purpose, features and advantages of the present application more obvious and easy to understand, the specific embodiments of the present application will be described in detail below with reference to the drawings of the specification.

[0024] ​In the following description, a lot of specific details are set forth in order to facilitate a thorough understanding of the present application, but the present application can be practiced in other ways not described herein, and it is understood that persons of ordinary skill in the art can make similar modifications without departing from the spirit of the present application, therefore the present application is not limited to the specific embodiments disclosed below.

[0025] Secondly, the "one embodiment" or "embodiment" referred to herein can include specific features, structures or characteristics contained in at least one implementation of the present application. "In one embodiment" appearing in different places in this specification does not mean the same embodiment, nor is it an embodiment that is independent of or mutually exclusive of other embodiments.

[0026] Thirdly, the present application is described in detail in conjunction with the schematic diagram, and in order to facilitate the description, the sectional view of the device structure will be partially enlarged without the general proportion when the embodiments of the present application are described in detail, and the schematic diagram is only an example, which should not limit the scope of protection of the present application herein. In addition, the three-dimensional spatial dimensions including length, width and depth should be included in actual manufacture.

[0027] Referring to Figures 1-3 The present application provides a device for catalytic degradation of chemical oxygen demand of wastewater based on microwave and ozone, comprising:

[0028] The main unit 100 comprises a treatment box 101, a microwave generator 102 is arranged on one side surface of the treatment box 101, a drain pipe 103 and a sewage inlet pipe 104 are respectively fixedly connected to the treatment box 101, valves are arranged on the drain pipe 103 and the sewage inlet pipe 104, the drain pipe 103 and the sewage inlet pipe 104 are arranged in an up-down manner, high-frequency microwave radiation is generated by the microwave generator 102 to promote the activity of the catalyst and accelerate the reaction rate, at the same time, the drain pipe 103 and the sewage inlet pipe 104 meet the requirements of sewage introduction and treated water discharge of the treatment box 101, and the valves have a control effect on the drain pipe 103 and the sewage inlet pipe 104, the microwave generator 102 is a prior art, and will not be described in detail herein;

[0029] The support unit 200 comprises a hollow plate 201 fixedly connected to the inner wall of the treatment box 101, a catalyst carrier 202 placed in the hollow plate 201, two U-shaped rods 203 movably connected to the hollow plate 201, anti-skid plates 204 fixedly connected to the top ends of the two U-shaped rods 203, and springs 205 sleeved on the two side rod arms of the two U-shaped rods 203. The treatment box 101 is provided with a gas guiding assembly 206 and a vibration assembly 207. The hollow plate 201 assists in fixing the catalyst carrier 202, and the anti-skid plates 204 are driven by the force of the springs 205 to adhere to the catalyst carrier 202, thereby fixing the catalyst carrier 202 and preventing it from loosening during use. The catalyst carrier 202 is a loaded honeycomb catalyst. By adjusting the ozone concentration and the reaction time, different types of sewage can be adapted to. When the catalyst carrier 202 needs to be replaced, the anti-skid plates 204 can be lowered by pulling the two U-shaped rods 203.

[0030] The gas guiding assembly 206 comprises a conduit 206a rotatably connected to the treatment box 101, and a plurality of aeration pipes 206b fixedly connected to the conduit 206a. A servo motor 206c is fixedly connected to one side surface of the treatment box 101, and the output end of the servo motor 206c is fixedly connected to one end of the conduit 206a. The ozone gas is guided by the conduit 206a, and the conduit 206a is rotated by the servo motor 206c, so that the plurality of aeration pipes 206b agitate the sewage and improve the uniform distribution between the ozone gas and the sewage, thereby improving the sewage treatment efficiency of the equipment.

[0031] Further, the vibration assembly 207 comprises a rotating rod 207a rotatably connected to one side inner wall of the treatment box 101, and movably penetrating through the treatment box 101. The two side rod arms of the rotating rod 207a are fixedly connected with protrusions 207b, and the side rod arm of the rotating rod 207a and the output shaft of the servo motor 206c are fixedly connected with rotating wheels 207c. The two rotating wheels 207c are drivingly connected by a belt. The two rotating wheels 207c are synchronously rotated by the belt, so that the rotating rod 207a drives the protrusions 207b to contact the catalyst carrier 202, thereby reciprocating the catalyst carrier 202, facilitating the sewage to easily access the active sites on the surface of the catalyst carrier 202, and vibrating the dirt accumulated on the surface of the catalyst carrier 202 to prevent the dirt from blocking the use of the sewage after a long time of treatment.

[0032] Further, the two anti-skid plates 204 are in close contact with the catalyst carrier 202, and the two ends of the plurality of springs 205 are fixedly connected with the hollow plate 201 and the anti-skid plates 204. The catalyst carrier 202 is fixed by the anti-skid plates 204, and the two ends of the springs 205 are fixed, thereby preventing the catalyst carrier 202 from loosening during vibration.

[0033] Further, the pump body 208 is fixedly connected in communication with the treatment tank 101, and the output end of the pump body 208 is fixedly connected with a circulating pipe 209, the top end of the circulating pipe 209 is movably arranged through the treatment tank 101 and is located at the lower side of the hollow plate 201, and the treated sewage is extracted by the pump body 208 and is reflowed to the lower side of the treatment tank 101, so that the circulation of the sewage is facilitated to improve the degradation efficiency.

[0034] Further, the treatment tank 101 is fixedly connected with a plurality of supporting legs 210, and the bottom surface of each supporting leg 210 is provided with an anti-skid pattern, the supporting legs 210 assist in supporting the treatment tank 101, and the anti-skid pattern enhances the stability of the equipment.

[0035] During use, the anti-skid plate 204 is fixed to the catalyst carrier 202 by the spring 205, the ozone concentration and the reaction time of the catalyst carrier 202 are adjusted to adapt to different types of sewage, the microwave generator 102 generates high-frequency microwave radiation to promote the activity of the catalyst and accelerate the reaction rate, the ozone gas is guided by the conduit 206a, the servo motor 206c drives the conduit 206a to rotate, the plurality of aeration pipes 206b agitate the sewage, the uniform mixing of the ozone gas and the sewage is improved, the efficiency of the equipment for treating the sewage is improved, the two rotating wheels 207c are synchronously rotated by the belt, the rotating rod 207a drives the protruding block 207b to contact the catalyst carrier 202, the catalyst carrier 202 is reciprocatingly vibrated, the sewage is more easily close to the active sites on the surface of the catalyst carrier 202, and the dirt accumulated on the surface of the catalyst carrier 202 is vibrated to be loosened, so that the sewage treatment is not affected by the blockage.

[0036] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, and are not limited. Although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present application can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present application, and all should be covered in the scope of the claims of the present application.

Claims

1. A device for catalytic degradation of chemical oxygen demand in wastewater based on microwave and ozone, characterized in that it comprises: Include: The main unit (100) includes a processing box (101), one side surface of the processing box (101) is provided with a microwave generator (102), the processing box (101) is respectively fixedly connected with a drain pipe (103) and a sewage inlet pipe (104), the drain pipe (103) and the sewage inlet pipe (104) are provided with valves, and the drain pipe (103) and the sewage inlet pipe (104) are arranged in an upper and lower mode; Support unit (200), including hollow plate (201), the hollow plate (201) is fixedly connected on the inner wall of the processing box (101), the hollow plate (201) is placed with catalyst carrier (202), the hollow plate (201) is movably connected with two U-shaped rods (203), the top of the two U-shaped rods (203) is fixedly connected with the anti-skid plate (204), the two side arms of the two U-shaped rods (203) are sleeved with springs (205), the processing box (101) is provided with a gas guide assembly (206), and the processing box (101) is provided with a vibration assembly (207).

2. The device for catalytic degradation of chemical oxygen demand in wastewater based on microwave and ozone according to claim 1, characterized in that: The gas guide assembly (206) includes a pipe (206a), the pipe (206a) is rotatably connected to the processing box (101), a plurality of aeration pipes (206b) are fixedly connected to the pipe (206a), and a servo motor (206c) is fixedly connected to one side surface of the processing box (101). The output end of the servo motor (206c) is fixedly connected with one end of the pipe (206a).

3. The device for catalytic degradation of chemical oxygen demand in wastewater based on microwave and ozone according to claim 2, characterized in that: The vibration assembly (207) includes a rotating rod (207a), one end of the rotating rod (207a) is rotatably connected to the inner wall of one side of the processing box (101), the other end of the rotating rod (207a) movably penetrates the processing box (101), the two side arms of the rotating rod (207a) are fixedly connected with protrusions (207b), the side arm of the rotating rod (207a) and the output shaft of the servo motor (206c) are fixedly connected with rotating wheels (207c), and the two rotating wheels (207c) are drivingly connected through a belt.

4. The device for catalytic degradation of chemical oxygen demand in wastewater based on microwave and ozone according to claim 3, characterized in that: Both the anti-skid plates (204) are mutually attached to the catalyst carrier (202), and the two ends of the plurality of springs (205) are fixedly connected with the hollow plate (201) and the anti-skid plate (204) respectively.

5. The device for catalytic degradation of chemical oxygen demand in wastewater based on microwave and ozone according to claim 4, characterized by the fact that: The processing box (101) is fixedly connected with a pump body (208), the output end of the pump body (208) is fixedly connected with a circulating pipe (209), the top end of the circulating pipe (209) movably penetrates the processing box (101) and is located below the hollow plate (201).

6. The device for catalytic degradation of chemical oxygen demand in wastewater based on microwave and ozone according to claim 5, characterized by the fact that: The processing box (101) is fixedly connected with a plurality of supporting legs (210), and the bottom surface of the plurality of supporting legs (210) is provided with anti-skid lines.

Images