Sewage treatment contact oxidation pond
The combined structure of support columns, cross frames, hooks and stuffing boxes solves the problem of easy corrosion and collapse of stuffing grates, and realizes convenient maintenance and efficient sewage treatment.
Patent Information
- Application Number
- CN202423177198.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-20
- Publication Date
- 2025-11-25
- Estimated Expiration
- 2034-12-20
AI Technical Summary
The packing grates in existing contact oxidation tanks are prone to corrosion and collapse, making maintenance difficult and costly, which affects wastewater treatment efficiency.
The system employs a combination structure of support columns, cross frames, hooks, stuffing boxes, and support frames to disperse the filling material, increase the contact area, and facilitate the cleaning and maintenance of the stuffing box using a crane, thus preventing collapse.
It improves the contact efficiency between the packing material and the aerobic biofilm, extends the service life of the packing material, reduces the difficulty and cost of maintenance, and increases the speed of wastewater treatment.
Smart Images
Figure CN223592515U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to sewage treatment technical field, concretely to a sewage treatment contact oxidation pond. BACKGROUND
[0002] At present, in the industrial sewage treatment process, the organic matter in the sewage needs to be decomposed, and the biological contact oxidation method is a widely used organic matter decomposition treatment technology. One of the essences of the biological contact oxidation treatment technology is to fill the filler in the pool, the already oxygenated sewage submerges all the fillers, and flows through the fillers at a certain flow rate, the fillers are covered with biological membranes, the sewage widely contacts the biological membranes, the organic pollutants in the sewage are removed under the action of the metabolism function of the microorganisms on the biological membranes, and the sewage is purified, so the biological contact oxidation treatment technology is also called "submerged biological filter pond", another essence is to adopt the same aeration method as the aeration tank, install the aerator at the bottom of the pool, provide the microorganisms with the required oxygen, and play the stirring and mixing functions, so the technology is equivalent to filling the fillers where the microorganisms inhabit in the aeration tank, and is also called "contact aeration method".
[0003] The main feature of the contact oxidation method is to use the fillers with high porosity and large specific surface area submerged in water to provide the oxygenated biological membranes for the microorganisms to attach and grow on the surface, the biological amount attached is large due to the large surface area, and the substrate entering and the metabolic product moving out, and the self-renewal and shedding of the biological membranes are relatively smooth due to the large porosity, so the biological membranes can maintain high activity and high biochemical reaction rate. However, the fillers in the existing contact oxidation pond are generally supported by the filler grates, the filler grates are seriously corroded after long-term use, and collapse occurs, if regular maintenance is performed, it is difficult to clean the collapsed grates, the maintenance cost is high, and the maintenance period is long. UTILITY MODEL CONTENTS
[0004] The utility model aims at providing a sewage treatment contact oxidation pond to solve the problems in the above background technology.
[0005] To achieve the above object, the utility model provides the following technical scheme: a sewage treatment contact oxidation pond, comprising an oxidation pond assembly, the oxidation pond assembly comprises a pool body, further comprising a support assembly, the support assembly comprises a plurality of support columns, the plurality of support columns are all fixed in the interior of the pool body, a cross frame is fixed above the plurality of support columns, the cross frame is fixed in the interior of the pool body, a plurality of filler assemblies are arranged on the cross frame, and an aeration assembly is arranged at the bottom of the pool body.
[0006] Further, one end of the pool body is provided with a water inlet pipe, the other end of the pool body is provided with a drain pipe and a sewage pipe, the drain pipe is located above the sewage pipe, a filter box is fixed at the end of the drain pipe, the filter box is located in the interior of the pool body, and a valve is arranged above the sewage pipe.
[0007] Further, the aeration assembly comprises an air inlet pipe arranged on the pool body, and an end of the air inlet pipe is connected with a circulating pipe, and a plurality of aeration holes are arranged above the circulating pipe;
[0008] Further, the filler assembly comprises a support frame arranged above the cross frame, a filler box is fixed in the support frame, a plurality of communication holes are arranged on the filler box, and a plurality of hooks are fixed above the support frame.
[0009] Compared with the prior art, the beneficial effects of the utility model are:
[0010] The sewage treatment contact oxidation pool can disperse the loading of the filler, improve the contact area of the filler and the aerobic biofilm, speed up the processing speed of the filler, the filler box can be lifted from the inside of the pool body by the crane, the filler box is convenient to clean and maintain, and the filler device is prevented from collapsing due to serious corrosion after long-time use. BRIEF DESCRIPTION OF DRAWINGS
[0011] Figure 1 It is a three-dimensional structure schematic view of the utility model;
[0012] Figure 2 It is an internal structure schematic view of the utility model;
[0013] Figure 3 It is a transverse cross-section structure schematic view of the utility model;
[0014] Figure 4 It is a longitudinal cross-section structure schematic view of the utility model.
[0015] In the drawing: 1, filler assembly; 101, hook; 102, support frame; 103, filler box; 2, oxidation pool assembly; 201, pool body; 202, drain pipe; 203, water inlet pipe; 204, filter box; 205, blowdown pipe; 3, aeration assembly; 301, aeration hole; 302, air inlet pipe; 303, circulating pipe; 4, support assembly; 401, support column; 402, cross frame. DETAILED DESCRIPTION
[0016] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.
[0017] For example, Figures 1-4The utility model provides a technical scheme: a sewage treatment contact oxidation pond, including oxidation pond subassembly 2, oxidation pond subassembly 2 includes pool body 201, still including support subassembly 4, support subassembly 4 includes a plurality of support columns 401, a plurality of support columns 401 are all fixed in the inside of pool body 201, a plurality of support columns 401's top is fixed with cross frame 402, and cross frame 402 is fixed in the inside of pool body 201, and a plurality of filler assemblies 1 are arranged on cross frame 402, and the bottom of pool body 201 is provided with aeration assembly 3.
[0018] It should be noted that cross frame 402 provides support force for a plurality of filler assemblies 1, and cross frame 402 is not fixedly connected with the plurality of filler assemblies 1, and the inside of pool body 201 is provided with sewage and corresponding microorganisms.
[0019] One end of pool body 201 is provided with water inlet pipe 203, and the other end of pool body 201 is provided with drain pipe 202 and blowdown pipe 205, and drain pipe 202 is located above blowdown pipe 205, and the end of drain pipe 202 is fixed with filter box 204, and filter box 204 is located in the inside of pool body 201, and a valve is arranged above blowdown pipe 205.
[0020] It should be noted that air inlet pipe 302 is connected with the water pump, water inlet pipe 203 transports sewage into the inside of pool body 201, filter box 204 can filter the water flow, avoid solid waste in sewage into the inside of drain pipe 202, blowdown pipe 205 is connected with the blowdown pump, and blowdown pipe 205 can remove the sediment at the bottom of pool body 201, and the valve can control the opening and closing of blowdown pipe 205.
[0021] Aeration assembly 3 includes air inlet pipe 302, air inlet pipe 302 is arranged on pool body 201, and the end of air inlet pipe 302 is connected with circulating pipe 303, and a plurality of aeration holes 301 are formed in the upper portion of circulating pipe 303.
[0022] It should be noted that air inlet pipe 302 is connected with the oxygen supply device, the oxygen supply device transports oxygen into the inside of circulating pipe 303 through air inlet pipe 302, circulating pipe 303 transports oxygen into the inside of sewage through a plurality of aeration holes 301, oxygen can provide oxygen for microorganisms, at the same time, oxygen can fully stir the water flow in the pool, forms the turbulent state, helps to improve the contact efficiency of sewage and biological membrane, makes the pollutants more fully oxidized and decomposed by microorganisms, at the same time, the stirring action can also prevent the blockage of filler, maintains the good permeability of filler, is favorable for the timely update and growth of biological membrane.
[0023] The filler assembly 1 comprises a support frame 102 located above the cross frame 402, an inside of the support frame 102 is fixed with a filler box 103, a plurality of communication holes are formed on the filler box 103, and a plurality of hooks 101 are fixed above the support frame 102.
[0024] It should be noted that the filler box 103 can load the filler, the support frame 102 cooperates with the cross frame 402 to provide support force for the filler box 103, and the plurality of hooks 101 facilitate the crane to hook the support frame 102, so that the crane lifts the filler box 103 to clean and maintain the filler box 103.
[0025] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended embodiments and their equivalents.
Claims
1. A wastewater treatment contact oxidation basin comprising an oxidation basin assembly (2) comprising a basin body (201), characterised in that: Also include support assembly (4), support assembly (4) includes several support column (401), several support column (401) are fixed in the inside of pool body (201), the top of several support column (401) is fixed with cross frame (402), cross frame (402) is fixed in the inside of pool body (201), cross frame (402) is provided with several filler assemblies (1), the bottom of pool body (201) is provided with aeration assembly (3).
2. The contact oxidation tank for sewage treatment according to claim 1, characterized in that: One end of the pool body (201) is provided with a water inlet pipe (203), the other end of the pool body (201) is provided with a drain pipe (202) and a blowdown pipe (205), the drain pipe (202) is located above the blowdown pipe (205), the end of the drain pipe (202) is fixed with a filter box (204), the filter box (204) is located in the inside of the pool body (201), the blowdown pipe (205) is provided with a valve above.
3. The contact oxidation tank for sewage treatment according to claim 1, characterized in that: The aeration assembly (3) includes an air inlet pipe (302), which is arranged on the pool body (201), and the end of the air inlet pipe (302) is connected with a circulating pipe (303), and a plurality of aeration holes (301) are formed in the upper portion of the circulating pipe (303).
4. The contact oxidation tank for sewage treatment according to claim 1, characterized in that: The filler assembly (1) includes a support frame (102), which is located above the cross frame (402), and the inside of the support frame (102) is fixed with a filler box (103), a plurality of communication holes are formed in the filler box (103), and a plurality of hooks (101) are fixed above the support frame (102).