Aeration assembly for urban sewage treatment

Abstract

The utility model relates to the technical field of urban sewage treatment equipment, and discloses an aeration assembly for urban sewage treatment, the assembly comprises a support for bearing the whole and a pipeline for aeration laying, and an air outlet hole I and an air outlet hole II are formed in the pipeline; the assembly further comprises transverse reinforcing ribs and annular reinforcing ribs, the transverse reinforcing ribs are used for improving the transverse tension of the pipeline, and the annular reinforcing ribs are used for connecting the transverse reinforcing ribs and improving the deformation resistance of the pipeline. And a flow guide plate for guiding the flow of the gas is also arranged. According to the utility model, air is discharged through the second air outlet hole and is guided to flow through the guide plate, and the first air outlet hole and the second air outlet hole are arranged at an angle of 45 degrees, so that a pipeline can be pushed to rotate, the self-rotating effect during aeration is achieved, and the problems of low aeration efficiency and insufficient liquid contact during aeration of a traditional aeration device are solved; and the aeration efficiency of the aeration assembly is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to urban sewage treatment technical field especially, a kind of aeration assembly for urban sewage treatment. BACKGROUND

[0002] Urban sewage treatment refers to the sewage generated in urban life and industrial activities is handled, to remove harmful substances in it, so that water quality reaches certain standard, to protect water environment, reduce pollution, guarantee the process of human health, in order to can the organic matter (such as carbohydrate, fat, protein etc.) in sewage is converted into carbon dioxide and water, and releases energy, promotes its growth and reproduction, because need to use the aeration assembly for urban sewage treatment.

[0003] Aeration assembly can be divided into various types, respectively mechanical aeration assembly, pipeline aeration assembly and pipeline air floatation aeration assembly etc., in urban sewage treatment, the selection of aeration assembly depends on the nature of sewage, processing requirement and facility scale. Different types of aeration system provide different oxygen delivery efficiency and bubble size, influence biological degradation and the effect of sewage treatment, wherein pipeline aeration assembly injects air or oxygen into sewage through hole, produces very small bubble. Because bubble is very small, can stay in water longer, improves the dissolution efficiency of oxygen. It is the aeration mode commonly used in activated sludge method.

[0004] The existing aeration device generally pressurizes air or oxygen into pipeline by air pump or fan, and releases gas into water through multiple air holes or gas outlets, to promote oxygen dissolution and organic matter degradation of water body, adopts fixed pipeline structure and relatively single gas discharge mode, gas is uniformly released through multiple exhaust holes, and the flow path of gas is often limited by pipeline arrangement and airflow direction, resulting in that there is large gap between gas and water body, so that it is not enough to contact, affect the efficiency and effect of aeration. UTILITY MODEL CONTENT

[0005] In order to make up for the above shortcomings, the utility model provides an aeration assembly for urban sewage treatment, aims at improving the problem that the liquid is not enough to contact when traditional aeration device aeration, aeration efficiency is low.

[0006] In order to realize the above purpose, the utility model adopts the following technical scheme:

[0007] An aeration assembly for urban sewage treatment, comprising:

[0008] Support, the support is used to accept whole;

[0009] Pipeline, the pipeline is used for aeration laying, the pipeline interior is provided with gas outlet one, the pipeline interior is provided with gas outlet two;

[0010] Transverse reinforcing ribs for improving the transverse tensile force of the pipeline, and annular reinforcing ribs for connecting the transverse reinforcing ribs and improving the deformation resistance of the pipeline;

[0011] A flow guide plate for guiding the gas flow.

[0012] As a further description of the above technical solutions:

[0013] The pipeline outer wall is rotationally connected inside the support, and the gas outlet holes one and two are arranged in an annular array inside the pipeline.

[0014] As a further description of the above technical solutions:

[0015] The pipeline is provided with a limiting groove inside, and the connecting pipe is rotationally connected inside the pipeline.

[0016] As a further description of the above technical solutions:

[0017] The connecting pipe is fixedly connected with a convex ring on the outer wall, and the convex ring is rotationally connected inside the limiting groove.

[0018] As a further description of the above technical solutions:

[0019] The convex ring is rotationally connected with rotation rollers arranged in an annular array inside, and the rotation rollers are attached to the inner wall of the limiting groove.

[0020] As a further description of the above technical solutions:

[0021] The connecting pipe is fixedly connected with a sealing ring one on the outer wall, and the sealing ring one is attached to the inner wall of the pipeline.

[0022] As a further description of the above technical solutions:

[0023] The connecting pipe is fixedly connected with a sealing ring two on the outer wall, and the sealing ring two is attached to the inner wall of the pipeline.

[0024] The utility model has the advantages of:

[0025] 1、The utility model discloses a pipeline for aerating liquid, which comprises a pipeline, a support, a gas inlet hole, a gas outlet hole one, a gas outlet hole two and a flow guide plate.

[0026] 2、 The utility model discloses, the convex ring and pipeline are contacted rotation through the rotating roller, and the friction between connecting pipe and pipeline is reduced in this way, and the connecting pipe and pipeline are sealed through sealing washer no. 1 and sealing washer no. 2, reach the effect of improving the rotation speed and sealing, solve the effect that the aeration pipe is easy to wear when rotating and not flexible enough, solve the practicality of aeration assembly. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 A three-dimensional view of a kind of aeration assembly for urban sewage treatment is provided for the utility model;

[0028] Figure 2 A pipeline internal structure schematic view of a kind of aeration assembly for urban sewage treatment is provided for the utility model;

[0029] Figure 3 A gas outlet hole no. 2 structure schematic view of a kind of aeration assembly for urban sewage treatment is provided for the utility model;

[0030] Figure 4 A gas outlet hole no. 1 structure schematic view of a kind of aeration assembly for urban sewage treatment is provided for the utility model.

[0031] Legend:

[0032] 1, support;2, pipeline;3, gas outlet hole no. 1;4, guide plate;5, gas outlet hole no. 2;6, transverse reinforcing rib;7, annular reinforcing rib;8, limit slot;9, connecting pipe;10, convex ring;11, rotating roller;12, sealing washer no. 1;13, sealing washer no. 2. DETAILED DESCRIPTION

[0033] The technical scheme in the embodiments of the utility model will be described clearly and completely in conjunction with the drawings of the embodiments of the utility model below, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the range of protection of the utility model.

[0034] Reference Figures 1-4 An embodiment provided by the utility model: a kind of aeration assembly for urban sewage treatment, comprising:

[0035] support 1, support 1 is used to support the structure of entire aeration assembly, ensure that each component is stably installed and keep the stability of whole, support 1 is usually made of corrosion-resistant material, can adapt to corrosiveness in sewage treatment environment, prolong service life;

[0036] The pipeline 2 is used for laying and gas transmission, and is provided with a plurality of gas outlet holes one 3 and gas outlet holes two 5 to ensure that the gas can effectively enter the sewage for aeration. The pipeline 2 is designed to adapt to the high pressure in the aeration process and ensure uniform gas discharge, increase the contact between sewage and oxygen, and optimize the aeration effect;

[0037] The transverse reinforcing ribs 6 are arranged inside the pipeline 2 to improve the tensile force and rigidity of the pipeline 2 in the horizontal direction, avoid deformation or damage of the pipeline 2 when subjected to external force during aeration, and the annular reinforcing ribs 7 are used to connect the plurality of transverse reinforcing ribs 6 to enhance the overall structural strength of the pipeline 2 and improve the anti-deformation ability of the pipeline 2, so that it maintains good stability and reliability during long-term operation;

[0038] The flow guide plate 4 is designed to guide the flow direction of the gas, ensuring that the gas can be uniformly and efficiently distributed in the sewage. The layout of the flow guide plate 4 can effectively control the gas flow rate to prevent the gas from passing too quickly and not being effectively dissolved in the water, thereby improving the oxygen transmission efficiency;

[0039] The outer wall of the pipeline 2 is rotatably connected inside the support 1. This rotatable connection allows the pipeline 2 to realize self-rotation during aeration, increasing the contact area between the gas and the water body and further improving the aeration efficiency. The rotatable connection ensures the stability of the pipeline 2 and to some extent reduces the stress concentration problem caused by the fixation of the pipeline 2;

[0040] The gas outlet holes one 3 and the gas outlet holes two 5 are arranged in a ring array. This array arrangement ensures that the gas can be uniformly distributed and distributed throughout the pipeline 2, avoiding excessive concentration or unevenness of the gas flow. Through reasonable hole arrangement, the gas can uniformly penetrate into the sewage, improving the oxygen solubility and aeration effect;

[0041] Specifically, the inside of the pipeline 2 is provided with multiple reinforcing ribs in a ring array manner through the transverse reinforcing ribs 6 with the pipeline 2 as the center, the design of the structure effectively enhances the overall strength and stability of the pipeline 2, so that the pipeline 2 can withstand greater pressure and external force in the process of use, at the same time, the transverse reinforcing ribs 6 are connected through the ring reinforcing ribs 7 between them to form a more solid internal frame, these reinforcing ribs not only increase the mechanical strength of the pipeline 2, but also optimize the distribution and uniformity of the airflow, in the process of aeration, the gas is uniformly discharged through the gas outlet hole two 5 and guided by the flow guide plate 4 to make the gas flow along a specific path, thereby improving the gas diffusion efficiency and oxygen solubility, at the same time, the gas is also discharged through the gas outlet hole one 3, due to the 45° angle setting of the gas outlet hole one 3 and the gas outlet hole two 5, this special layout design can make the discharge direction of the gas produce a certain rotary torque, thereby promoting the pipeline 2 to spin, forming the effect of self-rotation of the pipeline 2 in the process of aeration.

[0042] With reference to Figure 2, a limiting groove 8 is arranged inside the pipeline 2, a connecting pipe 9 is rotatably connected inside the pipeline 2, a convex ring 10 is fixedly connected to the outer wall of the connecting pipe 9, the convex ring 10 is rotatably connected inside the limiting groove 8, a plurality of rotating rollers 11 arranged in an annular array are rotatably connected inside the convex ring 10, the outer wall of the rotating roller 11 is attached to the inner wall of the limiting groove 8, a sealing ring I 12 is fixedly connected to the outer wall of the connecting pipe 9, the outer wall of the sealing ring I 12 is attached to the inner wall of the pipeline 2, a sealing ring II 13 is fixedly connected to the outer wall of the connecting pipe 9, the outer wall of the sealing ring II 13 is attached to the inner wall of the pipeline 2, the limiting groove 8 is located inside the pipeline 2 and is used to limit the rotating range of the connecting pipe 9, so as to ensure that the connecting pipe 9 can maintain a stable path during rotation, the design of the limiting groove 8 effectively prevents the connecting pipe 9 from moving excessively, avoiding damage to the internal structure of the pipeline 2 or affecting the discharge efficiency of the gas, the connecting pipe 9 is rotatably connected inside the pipeline 2 and undertakes the connection task between the pipeline 2 and the external pipeline 2 or equipment, the rotatable connection of the connecting pipe 9 enables the pipeline 2 to rotate during aeration, thereby optimizing the contact between the gas and the water and improving the aeration effect, the rotating function of the connecting pipe 9 can also reduce airflow resistance and ensure more uniform distribution of the gas, the convex ring 10 is fixedly connected to the outer wall of the connecting pipe 9 and is rotatably connected inside the limiting groove 8, serving as a key component for the rotation between the connecting pipe 9 and the pipeline 2, the rotatable connection of the convex ring 10 allows the connecting pipe 9 to rotate freely and also serves as a buffer to avoid direct friction between the connecting pipe 9 and the inner wall of the pipeline 2, thereby reducing wear and tear and improving service life, the rotating rollers 11 are arranged in an annular array and are rotatably connected inside the convex ring 10, the outer wall of the rotating roller 11 is tightly attached to the inner wall of the limiting groove 8, thereby reducing friction and achieving smooth rotation, the rotating rollers 11 effectively reduce the friction between the connecting pipe 9 and the limiting groove 8 through their rolling function, ensuring smooth rotation of the connecting pipe 9 and thereby improving the rotating efficiency of the aeration pipeline 2, the sealing ring I 12 and the sealing ring II 13 are respectively fixed to the outer wall of the connecting pipe 9 to ensure the sealing between the connecting pipe 9 and the pipeline 2, the sealing ring I 12 and the sealing ring II 13 are respectively attached to the inner wall of the pipeline 2 and the outer wall of the connecting pipe 9 to prevent gas leakage and ensure that the pipeline 2 is not contaminated or loses gas during the aeration process, the double protection of the sealing rings greatly enhances the sealing effect of the system, ensuring that the aeration assembly works efficiently while maintaining low energy consumption and a longer service life;

[0043] Specifically, when the pipe 2 is connected with the connecting pipe 9, the connecting pipe 9 is precisely embedded into the limiting groove 8 in the pipe 2 through the convex ring 10 on the outer wall of the connecting pipe 9, which ensures the firm combination of the two and prevents the position deviation, in order to further optimize the motion performance of the connecting part, the convex ring 10 and the pipe 2 are in contact and smoothly rotate through the plurality of rotating rollers 11, which effectively reduces the friction between the connecting pipe 9 and the pipe 2, so that the pipe 2 can rotate more flexibly, while avoiding the wear and heat accumulation caused by excessive friction, in addition, the connecting pipe 9 and the pipe 2 are also double-sealed through the precisely designed sealing ring one 12 and the sealing ring two 13, which effectively prevents gas leakage and the invasion of external pollutants, the sealing ring not only improves the sealing performance of the whole system, but also ensures that the pipe 2 maintains stable air flow pressure during rotation, the cooperative action of these designs significantly improves the rotation speed of the pipe 2, reduces energy loss, and ensures the stability and high efficiency of the system during long-time operation.

[0044] Working principle: when the aeration assembly for urban sewage treatment is used, firstly, a plurality of pipes 2 are arranged in the pipe 2 in a circular array through the transverse reinforcing ribs 6, and the transverse reinforcing ribs 6 are embedded in the pipe 2 and connected through the annular reinforcing rib 7, thereby improving the strength of the pipe 2, then during aeration, the gas is discharged through the gas outlet hole two 5 and flows under the guidance of the flow guide plate 4, and the gas is discharged through the gas outlet hole one 3 at the same time, since the gas outlet hole one 3 and the gas outlet hole two 5 are arranged at 45°, the pipe 2 can be pushed to rotate, thereby achieving the effect of self-rotation of the pipe 2 during aeration, then when the pipe 2 is connected through the connecting pipe 9, the connecting pipe 9 is embedded into the limiting groove 8 through the convex ring 10 on the outer wall, the convex ring 10 and the pipe 2 are in contact and rotate through the rotating roller 11, thereby reducing the friction between the connecting pipe 9 and the pipe 2, and the connecting pipe 9 and the pipe 2 are sealed through the sealing ring one 12 and the sealing ring two 13, thereby achieving the effects of improving the rotation speed of the pipe 2 and sealing.

[0045] Finally, it should be noted that: the above only describes the preferred embodiments of the present application and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. An aeration assembly for municipal sewage treatment, characterized by, Include: Support (1), the support (1) is used for receiving the whole body; Pipeline (2), the pipeline (2) is used for aeration laying, the pipeline (2) is internally provided with gas outlet hole one (3), the pipeline (2) is internally provided with gas outlet hole two (5); Transverse reinforcing rib (6) and ring reinforcing rib (7), the transverse reinforcing rib (6) is used to improve the transverse tension of pipeline (2), the ring reinforcing rib (7) is used to connect the transverse reinforcing rib (6) and improve the deformation resistance of pipeline (2); Deflector (4), the deflector (4) is used for guiding gas.

2. The aeration assembly for municipal sewage treatment according to claim 1, characterized in that: The outer wall of the pipeline (2) is rotatably connected inside the support (1), the gas outlet hole one (3) and the gas outlet hole two (5) are annularly arranged in the pipeline (2) inside multiple.

3. The aeration assembly for municipal sewage treatment according to claim 1, characterized in that: The pipeline (2) is internally provided with a limiting groove (8), and the pipeline (2) is rotatably connected with a connecting pipe (9) inside.

4. The aeration assembly for municipal sewage treatment according to claim 3, characterized in that: The outer wall of the connecting pipe (9) is fixedly connected with a convex ring (10), and the convex ring (10) is rotatably connected inside the limiting groove (8).

5. The aeration assembly for municipal sewage treatment according to claim 4, characterized in that: The convex ring (10) is rotatably connected with a rotating roller (11) arranged in an annular array inside, and the outer wall of the rotating roller (11) is attached to the inner wall of the limiting groove (8).

6. The aeration assembly for municipal sewage treatment according to claim 3, characterized in that: The outer wall of the connecting pipe (9) is fixedly connected with a sealing ring one (12), and the outer wall of the sealing ring one (12) is attached to the inner wall of the pipeline (2).

7. The aeration assembly for municipal sewage treatment according to claim 3, characterized in that: The outer wall of the connecting pipe (9) is fixedly connected with a sealing ring two (13), and the outer wall of the sealing ring two (13) is attached to the inner wall of the pipeline (2).

Images