Rotary washing sewage treatment equipment coupled with air floatation and ozone catalysis
By using 360° rotation and dissolved ozone to generate nanobubble technology in sewage treatment equipment, the problems of ozone leakage and unbalanced treatment are solved, and efficient sewage oxidation and energy consumption reduction are achieved.
Patent Information
- Application Number
- CN202421229469.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-31
- Publication Date
- 2025-03-07
- Estimated Expiration
- 2034-05-31
AI Technical Summary
The existing ozone catalytic oxidation technology has ozone leakage problems, resulting in large power consumption and low catalytic efficiency. The filler layer ozone catalyst will block the return of sewage, resulting in uneven treatment.
A rotary washing sewage treatment equipment coupled with air-float-ozone catalyzed is adopted to generate nanobubble through 360° rotation and dissolved gas ozone, reducing ozone overflow rate and enhancing the oxidation effect.
It effectively reduces the overflow rate of ozone in sewage, improves the oxidation effect of sewage, reduces the energy consumption of equipment operation, and ensures uniform treatment of sewage.
Smart Images
Figure CN222574433U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the field of sewage treatment, and in particular relates to a rotary washing sewage treatment device coupled with air flotation-ozone catalysis. Background Art
[0002] At present, ozone catalytic oxidation technology has been widely used in the field of sewage treatment with good results, but the ozone catalytic efficiency is low, the power consumption is large, and the ozone leakage problem has always restricted the promotion and application of this technology. Some dissolved air ozone catalytic oxidation technologies have improved the ozone catalytic efficiency, but this technology usually places the aeration equipment at the bottom of the equipment and the catalyst in the middle of the equipment. This method can easily cause ozone to escape from the water and cause ozone leakage. In order to maintain the ozone concentration and high catalytic efficiency, ozone needs to be continuously introduced, which invisibly increases the energy consumption of equipment operation. In addition, the presence of ozone catalyst in the packing layer will prevent the upper end sewage from effectively returning to the bottom, resulting in different levels of treatment of organic matter in the sewage at the upper and lower ends. Utility Model Content
[0003] In view of the above technical problems, the utility model proposes a rotary washing sewage treatment equipment coupled with flotation-ozone catalysis, which can reduce the overflow rate of ozone in sewage and enhance the oxidation effect through 360° rotation and dissolved ozone generation of nanobubbles.
[0004] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a rotary washing sewage treatment equipment coupled with flotation-ozone catalysis, comprising a treatment box that can rotate 360 degrees, a catalyst box is fixedly arranged in the treatment box, a chamber is formed between the treatment box and the catalyst box, a mesh body is arranged in the catalyst box, and the mesh body is filled with a catalyst, a rotary joint is connected to one of the rotating ends of the treatment box, and a sewage pump and an air dissolving device are connected to the outer end of the treatment box. The air dissolving device can be aerated by introducing ozone and / or air, and the inner end is connected to an aeration device and a water outlet pipe. The water outlet ends of the aeration device and the water outlet pipe are located in the catalyst box, and a drain port is arranged on the catalyst box.
[0005] Preferably, it also includes a bracket, and the processing box is connected to the bracket through a rotating shaft and a fixed shaft, the rotating shaft and the fixed shaft are located on the same horizontal line, the rotating shaft is rotatably connected to the bracket, and one end of the rotating shaft is connected to the driving motor, and the other end of the rotating shaft is fixedly connected to the processing box, the fixed shaft is a hollow shaft, and one end is connected to the rotating joint, and the other end is fixedly connected to the bracket, and a water inlet pipe and an air inlet pipe are installed in the hollow shaft.
[0006] Preferably, the treatment box and the catalyst box are both spherical, and the treatment box and the catalyst box are concentrically arranged, and the rotation speed of the treatment box is 8 to 36 revolutions / min.
[0007] Preferably, the processing box and the catalytic box are connected via a plurality of supporting blocks.
[0008] Preferably, a foam suction cup is provided in the catalyst box, a suction pump is provided in the chamber outside the catalyst box, the suction pump is connected to the foam suction cup, and a foam discharge port is provided on the treatment box.
[0009] Preferably, the drain outlet is arranged corresponding to the foam discharge outlet, and a pressure-sensitive pressure relief drain valve is provided on the foam discharge outlet.
[0010] Preferably, the mesh body is a plurality of nested double-layer spherical mesh bodies, the spherical mesh bodies are concentrically arranged with equal spacing, and the catalyst is located in each double-layer spherical mesh body.
[0011] Preferably, the gas dissolving device is a tank body, and an air pump and an ozone generator are connected to the tank body through pipelines. Ozone and compressed gas can enter the tank body through a solenoid valve, and a rotary joint is connected to the tank body.
[0012] Compared with the prior art, the advantages and positive effects of the utility model are: the mesh body is a plurality of double-layer spherical mesh bodies arranged in a nest, which performs multi-stage catalytic oxidation on the wastewater, thereby effectively improving the effect of the catalytic oxidation of the wastewater, the dissolved air device is respectively connected to the air pump and the ozone generator, the ozone generator is turned off during flotation, the suction pump is turned on, and the generated foam is collected by the foam suction cup, during multi-phase catalysis, the air pump is turned off, the treatment box is rotated at a uniform speed, and the nanobubbles generated by ozone are more fully dissolved into the sewage through the dissolved air device, thereby increasing the contact between ozone, catalyst and pollutants, strengthening the treatment effect, and realizing the multiple catalytic functions of flotation and ozone of the device. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0014] Figure 1 It is a schematic diagram of the structure of the utility model;
[0015] Figure 2 It is a schematic diagram of the internal structure of the utility model;
[0016] In the above figures: 1. bracket; 11. support; 12. support; 2. treatment box; 21. rotating shaft; 22. fixed shaft; 23. rotating joint; 24. driving motor; 25. water inlet pipe; 26. air inlet pipe; 27. support block; 28. chamber; 29. foam outlet; 3. catalyst box; 31. drain outlet; 32. foam suction cup; 33. suction pump; 4. mesh body; 41. double-layer spherical mesh body; 42. catalyst; 5. air dissolving device; 51. tank body; 52. air pump; 53. ozone generator; 6. aeration device; 7. water outlet. DETAILED DESCRIPTION
[0017] The present invention is described in detail below by way of exemplary embodiments. However, it should be understood that, without further description, elements, structures and features in one embodiment may also be beneficially combined in other embodiments.
[0018] A coupled flotation-ozone catalytic rotary washing sewage treatment equipment, see Figure 1 , 2 , including a bracket 1 and a processing box 2, the processing box 2 can rotate 360 degrees relative to the bracket 1, specifically, the processing box 2 is connected to the bracket 1 through a rotating shaft 21 and a fixed shaft 22, the rotating shaft 21 and the fixed shaft 22 are located on the same horizontal line, a rotating joint 23 is connected to the rotating end corresponding to the processing box 2 and the fixed shaft 22, the fixed shaft 22 is connected to the rotating joint 23, the rotating shaft 21 is fixedly connected to the processing box 2, and the rotating shaft 21 is rotatably connected to the bracket 1;
[0019] Further, the bracket 1 includes two vertically arranged left and right supports 11 and 12, the treatment box 2 is located between the two supports 11 and 12, and the rotating shaft 21 and the fixed shaft 22 are respectively connected to the two supports 11 and 12 of the bracket 1, wherein the rotating shaft 21 is rotatably connected to the support 11, one end of the rotating shaft 21 is connected to the driving motor 24, the other end of the rotating shaft 21 is fixedly connected to the treatment box 2, and the fixed shaft 22 is fixedly connected to the support 12. Specifically, the fixed shaft 22 is a hollow shaft, one end of the fixed shaft 22 is connected to the rotating joint 23, and the other end of the fixed shaft 22 is fixedly connected to the support 12, and a water inlet pipe 25 and an air inlet pipe 26 are installed in the hollow shaft;
[0020] A catalytic box 3 is fixedly arranged in the processing box 2, and the processing box 2 and the catalytic box 3 are connected by a plurality of support blocks 27, so as to form a chamber 28 between the processing box 2 and the catalytic box 3. In this embodiment, the processing box 2 and the catalytic box 3 are both spherical, and the processing box 2 and the catalytic box 3 are concentrically arranged, and the rotation speed of the processing box 2 is 8 to 36 revolutions / min;
[0021] Further, a mesh body 4 is provided in the catalytic box 3, and the mesh body 4 is a plurality of double-layer spherical mesh bodies 41 arranged in a nest, and the mesh body 4 is filled with a catalyst 42, that is, each double-layer spherical mesh body 41 is filled with a catalyst 42, and the double-layer spherical mesh bodies 41 are concentrically arranged, and are concentric with the treatment box 2 and the catalytic box 3, and the spacing between the double-layer spherical mesh bodies 41 is equal;
[0022] In order to achieve sewage treatment, a sewage pump is connected to the outer end of the rotary joint 23 through a water inlet pipe 25 arranged in the fixed shaft 22, and a dissolving device 5 is connected through an air inlet pipe 26 arranged in the fixed shaft 22. The dissolving device 5 can be aerated by introducing ozone and / or air. The dissolving device 5 is a tank body 51, and an air pump 52 and an ozone generator 53 are connected to the tank body 51 through pipelines. Ozone and compressed gas can enter the tank body 51 through a solenoid valve. The rotary joint 23 is connected to the tank body 51 through the air inlet pipe 26;
[0023] The inner end of the rotary joint 23 is connected to an aeration device 6 and a water outlet pipe. The aeration device 6 and the water outlet end 7 of the water outlet pipe are located in the catalyst box 3. Specifically, the aeration device 6 is an aeration pipe, and an aeration port is provided on the aeration pipe. The aeration pipe is strip-shaped and located on the center line of the mesh body 4. The water outlet end 7 is located at the center of the mesh body 4.
[0024] A drain port 31 is provided on the catalyst box 3, and a foam drain port 29 is provided on the treatment box 2. The drain port 31 is provided corresponding to the foam drain port 29. A trumpet-shaped foam suction cup 32 is provided in the catalyst box 3. A suction pump 33 is provided in the chamber 28 outside the catalyst box 3. The suction pump 33 is connected to the foam suction cup 32. A pressure-sensitive pressure relief drain valve is provided on the foam drain port 29.
[0025] The mesh body 4 is a plurality of double-layer spherical mesh bodies 41 which are nested, and the wastewater is subjected to multi-stage catalytic oxidation, thereby effectively improving the effect of the catalytic oxidation of the wastewater. The gas dissolving device 5 is respectively connected to the air pump 52 and the ozone generator 53. During flotation, the ozone generator 53 is turned off, the suction pump 33 is turned on, and the generated foam is collected by the foam suction cup 32. During multi-phase catalysis, the air pump 52 is turned off, and the treatment box 2 is rotated at a uniform speed. The nano-bubbles generated by ozone are more fully dissolved into the sewage through the gas dissolving device 5, increasing the contact between ozone, the catalyst 42 and the pollutants, strengthening the treatment effect, and realizing the multiple catalytic functions of the device flotation and ozone.
[0026] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.
Claims
1. A rotary washing sewage treatment equipment coupled with air flotation and ozone catalysis, characterized in that: It comprises a treatment box which can rotate 360 degrees, a catalyst box is fixedly arranged in the treatment box, a chamber is formed between the treatment box and the catalyst box, a mesh body is arranged in the catalyst box, and the mesh body is filled with a catalyst, a rotary joint is connected to one of the rotating ends of the treatment box, a sewage pump and an air dissolving device are connected to the outer end of the treatment box, ozone and / or air can be introduced into the air dissolving device for aeration, an aeration device and a water outlet pipe are connected to the inner end of the treatment box, the water outlet ends of the aeration device and the water outlet pipe are located in the catalyst box, and a drain port is arranged on the catalyst box.
2. The coupled air flotation-ozone catalysis rotary washing sewage treatment equipment according to claim 1 is characterized by: It also includes a bracket, and the processing box is connected to the bracket through a rotating shaft and a fixed shaft. The rotating shaft and the fixed shaft are located on the same horizontal line. The rotating shaft is rotatably connected to the bracket, and one end of the rotating shaft is connected to the driving motor, and the other end of the rotating shaft is fixedly connected to the processing box. The fixed shaft is a hollow shaft, and one end is connected to the rotating joint, and the other end is fixedly connected to the bracket. A water inlet pipe and an air inlet pipe are installed in the hollow shaft.
3. The coupled air flotation-ozone catalysis rotary washing sewage treatment equipment according to claim 1 is characterized by: The treatment box and the catalytic box are both spherical, and the treatment box and the catalytic box are concentrically arranged. The rotation speed of the treatment box is 8 to 36 revolutions / min.
4. The coupled air flotation-ozone catalysis rotary washing sewage treatment equipment according to claim 1 is characterized by: The processing box and the catalytic box are connected via a plurality of supporting blocks.
5. The coupled air flotation-ozone catalysis rotary washing sewage treatment equipment according to claim 1 is characterized by: A foam suction cup is arranged in the catalytic box, a suction pump is arranged in the chamber outside the catalytic box, the suction pump is connected with the foam suction cup, and a foam discharge port is arranged on the processing box.
6. The coupled air flotation-ozone catalysis rotary washing sewage treatment equipment according to claim 1 is characterized by: The drain outlet is arranged corresponding to the foam discharge outlet, and a pressure-sensitive pressure relief drain valve is arranged on the foam discharge outlet.
7. The coupled air flotation-ozone catalysis rotary washing sewage treatment equipment according to claim 1 is characterized by: The mesh body is a plurality of double-layer spherical mesh bodies which are nested, the spherical mesh bodies are concentrically arranged with equal spacing, and the catalyst is located in each double-layer spherical mesh body.
8. The coupled air flotation-ozone catalysis rotary washing sewage treatment equipment according to claim 1 is characterized by: The gas dissolving device is a tank body, which is connected to an air pump and an ozone generator through pipelines. Ozone and compressed gas can enter the tank body through the control of a solenoid valve, and a rotary joint is connected to the tank body.