Advanced catalytic oxidation reactor device

Abstract

The utility model discloses an advanced catalytic oxidation reactor device, and mainly relates to the technical field of wastewater treatment equipment. The advanced catalytic oxidation reactor for wastewater treatment comprises a main body structure, a quick mixing structure and a multi-point dosing system, the main body structure comprises an outer shell and a support, and the support is located at the bottom of the outer shell; the side wall of the upper end of the main body structure is provided with a water outlet, and the side wall of the main body structure is provided with a check hole; the middle part of the main body structure is a quick mixing structure and is provided with a stirring shaft of a motor, and stirring blades are arranged on the surface of the stirring shaft; a check hole is formed in the side wall of the quick mixing structure area; magnetizing guide plates are arranged at the upper and lower ends of the quick-mixing structure; the multi-point dosing system is positioned in the quick mixing structure and is divided into an oxidant dosing pipe and a catalyst dosing pipe; the lower part of the main body structure is provided with an inclined plate and a mud bucket; compared with the prior art, the advanced catalytic oxidation reactor for wastewater treatment, disclosed by the utility model, is provided with a magnetization structure and a quick mixing structure, so that the mixing speed of a medicament and wastewater is increased, the catalytic effect is greatly improved, and the advanced catalytic oxidation reactor has the advantages of saving medicament addition, improving reaction efficiency, being good in treatment effect, low in operation cost and the like.

Description

Technical Field

[0001] The utility model relates to the technical field of wastewater treatment equipment, in particular to an advanced catalytic oxidation reactor device. Background Art

[0002] Advanced oxidation processes produce strong free radicals by activating oxidants, which can completely mineralize or decompose most of the difficult-to-degrade organic pollutants in water bodies and have broad application prospects. Among them, Fenton catalytic oxidation technology is a common technology in the field of deep wastewater treatment. It uses ferrous catalysts to catalyze hydrogen peroxide to produce hydroxyl free radicals to remove pollutants.

[0003] Since the reaction of ferrous catalyst and hydrogen peroxide requires a suitable reaction time, and the existing advanced catalytic oxidation reactors have problems such as low mass transfer efficiency, long reaction time, low hydrogen peroxide utilization rate, and large reagent consumption, there is an urgent need for a fast mixing advanced catalytic oxidation reactor in the field of wastewater treatment technology that can improve mass transfer efficiency, shorten reaction time, and save reagent addition. Utility Model Content

[0004] In order to overcome the problems and defects existing in the prior art, the utility model provides an advanced catalytic oxidation reactor device, which can greatly improve the mass transfer efficiency and shorten the reaction time through the action of magnetic field and rapid mixing structure. At the same time, through precise pH and ORP control, the purpose of improving the utilization rate of hydrogen peroxide and saving reagent consumption is achieved. It has the advantages of good treatment effect and low operating cost.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] An advanced catalytic oxidation reactor device includes a main structure, a quick mixing structure and a multi-point dosing system, wherein the main structure includes an outer shell and a bracket, wherein the bracket is located at the bottom of the outer shell; an exhaust port is provided at the top of the main structure, a water outlet is provided on the upper side wall, and an inspection port is provided on the side wall; the middle part of the main structure is a quick mixing structure, on which a stirring shaft of a motor is installed, and stirring blades are installed on the surface of the stirring shaft; a water inlet is provided in the quick mixing structure area, and an inspection port is provided on the side wall; magnetized flow guide plates are provided at the upper and lower ends of the quick mixing structure; the multi-point dosing system is located inside the quick mixing structure, and the multi-point dosing system includes an oxidant dosing pipe and a catalyst dosing pipe; an inclined plate and a mud bucket are provided at the lower part of the main structure, and a mud discharge port is provided at the bottom. Compared with the prior art, the advanced catalytic oxidation reactor device of the utility model strengthens the mixing speed of the reagent and the wastewater by setting a magnetized structure and using a quick mixing structure, greatly improves the catalytic effect, and has the advantages of saving reagent addition, improving reaction efficiency, good treatment effect, and low operating cost.

[0007] As a further improvement of the present utility model, the upper portion of the main structure is cylindrical, and the lower portion is circular funnel-shaped.

[0008] As a further improvement of the utility model, the catalyst dosing pipe of the multi-point dosing system is located at the upper part of the rapid mixing structure, the oxidant dosing pipe is located at the lower part of the rapid mixing structure, and the dosing pipes are each provided with a plurality of branches.

[0009] As a further improvement of the utility model, a pH detection device and an ORP detection device are provided inside the quick mixing structure.

[0010] Compared with the prior art, the utility model provides an advanced catalytic oxidation reactor device, which has the following beneficial effects:

[0011] (1) The reactor is equipped with a multi-blade stirring shaft device, and the catalyst and oxidant are added in different areas and at multiple points to form a multi-media rapid mixing area, which strengthens the full mixing of wastewater and reagents and greatly improves the mass transfer efficiency.

[0012] (2) The magnetized guide plate installed in the device greatly increases the molecular collision rate through the built-in strong magnetic field, thereby further shortening the reaction time and improving the removal efficiency of difficult-to-degrade organic matter.

[0013] (3) The device is equipped with pH and ORP detection, which can accurately control the dosage of reagents through reaction condition control, thereby further achieving the purpose of saving treatment costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments:

[0015] Figure 1 This is a structural schematic diagram of an advanced catalytic oxidation reactor device proposed by the utility model;

[0016] In the figure: (1) main structure, (2) rapid mixing structure, (3) multi-point dosing system, (101) outer shell, (102) bracket, (103) exhaust port, (104) water outlet, (105) inspection port, (201) stirring shaft, (202) stirring blade, (203) water inlet, (204) inspection port, (205) magnetized guide plate, (206) pH detector, (207) ORP detector, (301) catalyst dosing pipe, (302) oxidant dosing pipe, (106) inclined plate, (107) mud bucket, (108) mud discharge port.

[0017] It is worth noting that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0018] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] Figure 1 The utility model is a structural schematic diagram of an advanced catalytic oxidation reactor device, comprising a main structure (1), a quick mixing structure (2) and a multi-point dosing system (3), wherein the main structure comprises an outer shell (101) and a bracket (102), wherein the bracket (102) is located at the bottom of the outer shell (101); an exhaust port (103) is provided at the top of the main structure, a water outlet (104) is provided at the upper side wall, and an inspection port (105) is provided at the side wall; the middle part of the main structure is the quick mixing structure (2), on which a motor is installed A stirring shaft (201) is provided, and a stirring blade (202) is installed on the surface of the stirring shaft; a water inlet (203) is provided in the quick mixing structure area, and an inspection port (204) is provided on the side wall; magnetized flow guide plates (205) are provided at the upper and lower ends of the quick mixing structure; a multi-point dosing system (3) is located inside the quick mixing structure (2), and the multi-point dosing system includes a catalyst dosing pipe (301) and an oxidant dosing pipe (302); an inclined plate (106) and a mud bucket (107) are provided at the lower part of the main structure, and a mud discharge port (108) is provided at the bottom.

[0021] The upper part of the main structure is cylindrical, and the lower part is circular funnel-shaped;

[0022] The catalyst dosing pipe of the multi-point dosing system is located at the upper part of the rapid mixing structure, the oxidant dosing pipe is located at the lower part of the rapid mixing structure, and the dosing pipes are each provided with a plurality of branch pipes.

[0023] The quick mixing structure is internally provided with a pH detection device and an ORP detection device.

[0024] When the utility model is used, sewage enters the reactor from the water inlet (203), and the electric stirring shaft (201) is started at the same time. Under the rapid mixing state, the acidic ferrous catalyst enters the rapid mixing structure (2) from the catalyst dosing pipe (301) of the multi-point dosing system (3), and the hydrogen peroxide enters the rapid mixing structure (2) from the oxidant dosing pipe (302). Under the magnetic field of the magnetized guide plate (205), the catalyst and the oxidant react rapidly to generate hydroxyl free radicals, which are fully mixed with the sewage. Through the real-time detection data feedback of the pH detector (206) and the ORP detector (207), the reactor device of the utility model can accurately control the reaction conditions and achieve the purpose of accurately controlling the dosage of the reagents. After the mixed liquid completes catalytic oxidation in the rapid mixing structure (2), it enters the cavity of the reactor body (1) through the magnetized guide plate (205), wherein the supernatant after oxidation treatment is discharged through the drain port (104), and the suspended mixed liquid is separated from the mud and water after sedimentation on the inclined plate under the action of gravity, and the mud liquid enters the mud hopper (107) for concentration and is discharged through the mud discharge port (108) for disposal.

[0025] The utility model greatly improves the mass transfer efficiency through the rapid mixing structure, achieves the reaction conditions of multi-media rapid mixing, and accelerates the collision of mass separation through the magnetization structure, shortens the reaction time, and improves the processing efficiency. The device is equipped with a detection device to feedback the reaction conditions in real time, and can accurately control the dosage of the reagent to achieve the purpose of saving processing costs. Therefore, the utility model greatly improves the catalytic effect, has the advantages of saving reagent dosage, improving reaction efficiency, good processing effect, and low operating cost.

[0026] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An advanced catalytic oxidation reactor device, characterized in that: include: The invention relates to a main structure (1), a quick mixing structure (2) and a multi-point dosing system (3), wherein the main structure comprises an outer shell (101) and a bracket (102), wherein the bracket (102) is located at the bottom of the outer shell (101); an exhaust port (103) is provided at the top of the main structure, a water outlet (104) is provided at the upper side wall, and an inspection port (105) is provided at the side wall; the middle part of the main structure is the quick mixing structure (2), on which a stirring shaft (201) of a motor is installed, and the stirring shaft (202) of the stirring shaft (203) is provided. A stirring blade (202) is installed on the surface of the shaft; a water inlet (203) is provided in the quick mixing structure area, and an inspection port (204) is provided on the side wall; magnetized flow guide plates (205) are provided at the upper and lower ends of the quick mixing structure; a multi-point dosing system (3) is located inside the quick mixing structure (2), and the multi-point dosing system includes an oxidant dosing pipe (301) and a catalyst dosing pipe (302); an inclined plate (106) and a mud bucket (107) are provided at the lower part of the main structure, and a mud discharge port (108) is provided at the bottom.

2. An advanced catalytic oxidation reactor device according to claim 1, characterized in that: The upper part of the main structure is cylindrical, and the lower part is circular funnel-shaped.

3. An advanced catalytic oxidation reactor device according to claim 1, characterized in that: The catalyst dosing pipe of the multi-point dosing system is located at the upper part of the rapid mixing structure, the oxidant dosing pipe is located at the lower part of the rapid mixing structure, and the dosing pipes are each provided with a plurality of branch pipes.

4. The advanced catalytic oxidation reactor device according to claim 1, characterized in that: The quick mixing structure is internally provided with a pH detection device and an ORP detection device.

Images