Aeration pipeline structure

Abstract

The utility model provides an aeration pipeline structure. The aeration pipeline structure comprises an aeration pipe and a connector, a plurality of aeration pipes are mounted on the connector and can rotate relative to the connector; the connector is provided with an air inlet, and the air inlet is connected with a fan through a pipeline, so that the purpose that the fan conveys air to the aeration pipe is achieved; and each aeration pipe is provided with a plurality of aeration holes. According to the utility model, the aeration pipe is rotated, so that the sewage aeration uniformity treatment is improved, and the sewage treatment efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the field of aeration equipment, and particularly relates to an aeration pipeline structure. Background Art

[0002] In the water treatment process, the aeration equipment is a key equipment for biological pretreatment of water supply and biological treatment of sewage. Its function is to take certain technical measures to transfer the oxygen in the air to the liquid in the aeration tank through the aeration device, so as to supply the oxygen required for the aerobic biological metabolism, and at the same time fully and evenly mix the water body in the tank to achieve the purpose of biological treatment.

[0003] The existing aeration equipment is fixed in the sewage treatment equipment, and there will be a problem of poor aeration uniformity during operation, which affects the sewage treatment efficiency. Content of the Utility Model

[0004] In view of this, the utility model aims to provide an aeration pipeline structure, which can improve the uniformity of sewage aeration treatment and the sewage treatment efficiency by rotating the aeration pipe.

[0005] To achieve the above object, the technical solution of the utility model is realized as follows:

[0006] An aeration pipeline structure includes an aeration pipe and a connector; a plurality of aeration pipes are installed on the connector, and the aeration pipes can rotate relative to the connector;

[0007] The connector is provided with an air inlet, and the air inlet is connected to a blower through a pipeline to achieve the purpose of the blower delivering gas to the aeration pipe;

[0008] Each aeration pipe is provided with a plurality of aeration holes.

[0009] Further, the connector has a tee structure and is provided with three interfaces corresponding to the aeration pipes one by one;

[0010] The air inlet is arranged at the top of the connector, and the angle between every two of the three aeration pipes is 120°.

[0011] Further, the connection between the aeration pipe and the interface of the connector is a rotational connection;

[0012] A limiting structure is arranged at the end of the aeration pipe, the interface is of an I-shaped structure, and a limiting groove is formed circumferentially; the limiting structure is installed in the limiting groove, and the axial limit and circumferential rotation between the aeration pipe and the interface can be realized.

[0013] Further, a plurality of uniformly distributed aeration holes are arranged on the aeration pipe;

[0014] The aeration holes are distributed in groups along the axial direction, and there are three groups, and the aeration holes between the three groups correspond to each other;

[0015] Three corresponding circumferential air injection holes, with an angular interval of 120° between every two of them.

[0016] Furthermore, a flow guide cover is provided on the surface of each air injection hole;

[0017] The flow guide cover semi - surrounds and shields the air injection hole; the cross - section of the flow guide cover is an arc structure;

[0018] The included angle between the tangent where the flow guide cover is located and the tangent where the center of the air injection hole is located is 30° - 45°.

[0019] Furthermore, the number of air injection holes in each group is 8 - 12.

[0020] Furthermore, the ratio of the diameter of the air injection hole to the length of the air injection pipe is 1:20.

[0021] Compared with the prior art, the air injection pipe structure of the present utility model has the following advantages:

[0022] The air injection pipe structure of the present utility model has a simple structure. It can supply air to the air injection pipe through an air source to realize the self - rotation of the air injection pipe, and uniformly aerate the sewage in the equipment through rotation, improving the uniformity of aeration and thus improving the efficiency of sewage treatment. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The drawings constituting a part of the present utility model are used to provide a further understanding of the present utility model. The schematic embodiments of the present utility model and their descriptions are used to explain the present utility model and do not constitute an improper limitation to the present utility model. In the drawings:

[0024] Figure 1 is a schematic diagram of an air injection pipe structure according to an embodiment of the present utility model;

[0025] Figure 2 is a schematic diagram of the connection between the air injection pipe and the connector according to an embodiment of the present utility model;

[0026] Figure 3 is a cross - sectional view of the air injection pipe according to an embodiment of the present utility model.

[0027] Description of the reference numerals:

[0028] 1. Air injection pipe; 11. Air injection hole; 12. Limiting structure; 13. Flow guide cover; 2. Connector; 21. Air inlet; 22. Interface; 23. Limiting groove. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0029] It should be noted that, without conflict, the embodiments in the present utility model and the features in the embodiments can be combined with each other.

[0030] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first", "second", etc. may explicitly or implicitly include one or more of such features. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality" is two or more.

[0031] In the description of the present utility model, it should be noted that unless otherwise clearly specified and limited, the terms "installation", "connection", and "coupling" should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood through specific circumstances.

[0032] The present utility model will be described in detail below with reference to the drawings and in conjunction with embodiments.

[0033] An aeration pipe 1 path structure, as Figures 1 - 3 shown, includes an aeration pipe 1 and a connector 2; a plurality of aeration pipes 1 are installed on the connector 2, and the aeration pipe 1 can rotate relative to the connector 2;

[0034] The connector 2 is provided with an air inlet 21, and the air inlet 21 is connected to a blower through a pipeline to achieve the purpose of the blower delivering gas to the aeration pipe 1; each aeration pipe 1 is provided with a plurality of aeration holes 11.

[0035] Preferably, the connector 2 has a tee structure and is provided with three interfaces 22 corresponding to the aeration pipes 1 one by one;

[0036] The air inlet 21 is arranged at the top of the connector 2, and the angle between any two of the three aeration pipes 1 is 120°.

[0037] Preferably, the aeration pipe 1 is rotatably connected to the interface 22 of the connector 2;

[0038] The end of the aeration pipe 1 is provided with a limiting structure 12. The interface 22 is of an I-shaped structure, and a limiting groove 23 is formed circumferentially. When the limiting structure 12 is installed in the limiting groove 23, axial limitation and circumferential rotation between the aeration pipe 1 and the interface 22 can be achieved, enabling the connection between the aeration pipe 1 and the connector 2 and also completing the rotation operation.

[0039] Preferably, a number of uniformly distributed aeration holes 11 are provided on the aeration pipe 1. The aeration holes 11 are distributed in groups along the axial direction, with three groups. The aeration holes 11 between the three groups correspond to each other one by one. Each group of aeration pipes 1 is linearly distributed. For the three circumferentially corresponding aeration holes 11, the interval angle between any two of them is 120°.

[0040] Preferably, a flow guide cover 13 is provided on the surface of each aeration hole 11. The flow guide cover 13 semi-surrounds and shields the aeration hole 11. The cross-section of the flow guide cover 13 is an arc-shaped structure. The included angle between the tangent line where the flow guide cover 13 is located and the tangent line where the center of the aeration hole 11 is located is 30° - 45°, which can make the air flow spray in one direction and control the rotation of the aeration pipe 1 through the air flow.

[0041] Preferably, the number of aeration holes 11 in each group is 9, which can improve the aeration area as much as possible and thus improve the uniformity of aeration.

[0042] Preferably, the ratio of the diameter of the aeration hole 11 to the length of the aeration pipe 1 is 1:20. By testing and adjusting the sizes of the aeration hole 11 or the aeration pipe 1 at this ratio, the aeration operation can be well completed and the sewage treatment efficiency can be improved.

[0043] During use, install the aeration pipe 1 structure into the sewage tank, and then connect the fan and the connector 2 through a pipeline. Open the fan to achieve the air source delivery to the aeration pipe 1 structure.

[0044] The above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. An aeration pipeline structure, characterized in that: It includes an aeration pipe and a connector; a plurality of aeration pipes are installed on the connector, and the aeration pipes can rotate relative to the connector; The connector is provided with an air inlet, which is connected to the fan through a pipeline to achieve the purpose of the fan conveying gas to the aeration pipe; Each aeration tube is provided with a plurality of aeration holes; the aeration tube is provided with a plurality of evenly distributed aeration holes; the aeration holes are distributed in groups along the axial direction, and there are three groups, and the aeration holes in the three groups correspond to each other one by one; the corresponding three circumferential aeration holes are spaced at an angle of 120° between each other; a guide cover is provided on the surface of each aeration hole; The deflector achieves semi-enclosed shielding of the aeration hole; the cross section of the deflector is an arc-shaped structure; The angle between the tangent line of the guide cover and the tangent line of the center of the aeration hole is 30°-45°; the number of aeration holes in each group is 8-12.

2. An aeration pipeline structure according to claim 1, characterized in that: The connector is a three-way structure, with three interfaces corresponding to the aeration pipes one by one; an air inlet is arranged on the top of the connector; and the angle between the three aeration pipes is 120°.

3. An aeration pipeline structure according to claim 2, characterized in that: The aeration pipe is rotatably connected to the interface of the connector; A limiting structure is provided at the end of the aeration pipe, the interface is an I-shaped structure, and a limiting groove is formed circumferentially; the limiting structure is installed in the limiting groove, which can realize axial limiting and circumferential rotation between the aeration pipe and the interface.

4. An aeration pipeline structure according to claim 1, characterized in that: The ratio of the diameter of the aeration hole to the length of the aeration pipe is 1:20.

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