Aeration tank for water treatment

Abstract

The utility model relates to the technical field of aeration tanks, in particular to an aeration tank for water treatment. The aeration device disclosed by the utility model has the advantages that airflow is injected into the support base through the blast pump and the air inlet pipe, so that the injected airflow can be injected into the plurality of aeration nozzles from the rotary support pipe, the branch pipelines and the plurality of aeration spray pipes, and finally the airflow is sprayed into sewage for aeration; in the aeration process, the plurality of aeration nozzles which are obliquely arranged can push the aeration spray pipes and the branch pipelines to rotate around the rotary supporting pipes through a reverse thrust effect while performing aeration, so that the plurality of aeration nozzles automatically rotate while outputting air flow for aeration, the output air flow can be uniformly injected into the sewage tank, the aeration efficiency is higher, and the aeration effect is better. And through the axial flow impeller on the inner wall of the rotating supporting pipe, airflow injected into the inner wall of the rotating supporting pipe can drive the axial flow impeller to rotate, then the rotating supporting pipe is driven to rotate, the rotating supporting pipe can be further pushed to rotate, and the pushing and rotating effect can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to aeration tank technical field, especially a water treatment is with aeration tank. BACKGROUND

[0002] In the sewage treatment process, aeration treatment is an important link, through aeration, the oxygen in air is transferred to mixed liquor and is used by microorganism. The main role of aeration is to supply oxygen, and also plays the role of stirring mixing, so that the activated sludge in aeration tank keeps suspended state and fully contacts with sewage, thereby improving the mass transfer efficiency and ensuring the treatment effect of aeration tank.

[0003] But the current water treatment is with aeration tank still has the following problems in actual use:

[0004] The current aeration tank structure is simple, and the aeration pipeline is fixedly installed in the inside of the sewage tank, so that the gas cannot be uniformly distributed in the tank, affecting the aeration efficiency. UTILITY MODEL CONTENTS

[0005] The utility model aims at overcoming the shortcomings of prior art, and provides a water treatment is with aeration tank, effectively solve the deficiency of prior art.

[0006] In order to realize the above object, the embodiment of the utility model provides a water treatment is with aeration tank, including sewage tank, the center of sewage tank inner wall bottom is fixedly connected with support base, the inner wall of support base is hollow structure, the center of support base top is provided with exhaust port, the exhaust port of support base top is fixedly connected with rotary joint, the top of rotary joint is fixedly connected with rotating support pipe, a plurality of branch pipelines are fixedly connected at the top of rotating support pipe, a plurality of branch pipelines are distributed in radial annular array around the center of rotating support pipe, the bottom of a plurality of branch pipelines is fixedly connected with a plurality of aeration spouts, one side of a plurality of aeration spouts is fixedly connected with a plurality of aeration nozzles, a plurality of aeration nozzles are all inclined to the outside direction of sewage tank, the center of rotating support pipe inner wall is fixedly connected with axial flow impeller, the bottom of one side of support base is fixedly connected with air inlet pipe, one side outside sewage tank is provided with aeration pump, and the output end of aeration pump is fixedly connected with one end of air inlet pipe and is communicated.

[0007] It is preferred that the length of the plurality of branch pipelines is adapted to half the width of the sewage tank, the length of the plurality of aeration spouts is adapted to the depth of the inner wall of the sewage tank, and the distribution length of the plurality of aeration spouts is adapted to the length of the branch pipelines.

[0008] The technical effects achieved by the above scheme are that the aeration nozzles can be evenly distributed in the sewage pool, and the aeration airflow can be evenly aerated, thereby improving the treatment effect.

[0009] Preferably, according to any one of the above schemes, a drain valve is fixedly connected to the center of the bottom of one side of the sewage pool, and the inner wall bottom of the drain valve corresponds to the inner wall bottom of the sewage pool.

[0010] The technical effects achieved by the above scheme are that the treated sewage can be conveniently and completely discharged through the drain valve.

[0011] Preferably, according to any one of the above schemes, the inner wall top of each aeration nozzle is fixedly connected with a one-way air valve, and each one-way air valve is unidirectionally opened to the inside of the aeration nozzle.

[0012] The technical effects achieved by the above scheme are that the sewage can be prevented from flowing back to the inner wall of the branch pipeline through the aeration nozzle by the one-way air valves.

[0013] Preferably, according to any one of the above schemes, the top of each branch pipeline corresponds to the top of the sewage pool, and each branch pipeline is made of a material that can float on the water surface.

[0014] The technical effects achieved by the above scheme are that the airflow can be evenly distributed from top to bottom, and the material that can float on the water surface can be floated by the sewage, thereby reducing the pressure on the rotating joint and improving the smoothness of rotation.

[0015] The utility model has the following advantages:

[0016] 1. The aeration tank for water treatment, by the air pump and the air inlet pipe injects the airflow into the support base, so that the injected airflow can be injected into the aeration nozzle through the rotating support pipe, the branch pipeline and the aeration nozzle, and finally the airflow is sprayed into the sewage for aeration. During the aeration process, the inclined aeration nozzle can be rotated around the rotating support pipe by the reverse thrust, so that the aeration nozzle can be automatically rotated while outputting the airflow for aeration, so that the output airflow can be evenly injected into the inside of the sewage pool, and the aeration efficiency is higher.

[0017] 2. The aeration tank for water treatment, by the axial flow impeller on the inner wall of the rotating support pipe, the airflow injected into the inner wall of the rotating support pipe can drive the axial flow impeller to rotate, and then drive the rotating support pipe to rotate, so as to further drive the rotating effect of the rotating support pipe. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a structure schematic view of the utility model;

[0019] Figure 2 It is a structure schematic view of the utility model;

[0020] Figure 3 It is a structure schematic view of the utility model Figure 2 It is a structure schematic view of the utility model.

[0021] In the drawing: 1 - sewage pool, 2 - support base, 3 - rotating joint, 4 - rotating support pipe, 5 - branch pipe, 6 - aeration nozzle, 7 - aeration nozzle, 8 - air pump, 9 - air inlet pipe, 10 - drain valve, 11 - axial impeller, 12 - one-way air valve. Specific implementation

[0022] The utility model will be further described below in combination with the drawings, but the protection scope of the utility model is not limited to the following.

[0023] As Figures 1 to 3 The utility model discloses an aeration tank for water treatment, it includes sewage pool 1, the center of sewage pool 1 inner wall bottom is fixedly connected with support base 2, support base 2 inner wall is hollow structure, the center of support base 2 top is equipped with exhaust port, support base 2 top exhaust port is fixedly connected with rotating joint 3, the top of rotating joint 3 is fixedly connected with rotating support pipe 4, rotating support pipe 4 top is fixedly connected with a plurality of branch pipe 5, a plurality of branch pipe 5 is distributed in the form of radial annular array around the center of rotating support pipe 4, the bottom of a plurality of branch pipe 5 is fixedly connected with a plurality of aeration nozzle 6, one side of a plurality of aeration nozzle 6 is fixedly connected with a plurality of aeration nozzle 7, a plurality of aeration nozzle 7 all are inclined to sewage pool 1 outside direction setting, the center of rotating support pipe 4 inner wall is fixedly connected with axial impeller 11, support base 2 one side bottom is fixedly connected with air inlet pipe 9, one side outside sewage pool 1 is provided with air pump 8, and the output end of air pump 8 is fixedly connected with one end of air inlet pipe 9 and is communicated.

[0024] As an optional technical scheme of the utility model, the length of a plurality of branch pipe 5 is adapted to half of the width of sewage pool 1, the length of a plurality of aeration nozzle 6 is adapted to the depth of the inner wall of sewage pool 1, and the distribution length of a plurality of aeration nozzle 6 is adapted to the length of branch pipe 5, so that a plurality of aeration nozzle 7 can be evenly distributed in the inside of sewage pool 1, the aeration airflow can be evenly aerated, and the treatment effect is improved.

[0025] As an optional technical scheme of the utility model, the center of the bottom of one side surface of sewage pool 1 is fixedly connected with drain valve 10, the inner wall bottom of drain valve 10 corresponds to the inner wall bottom of sewage pool 1, and the treated sewage is conveniently completely discharged through drain valve 10.

[0026] As an optional technical scheme of the utility model, the top of the inner wall of the aeration nozzle 6 is fixedly connected with a one-way air valve 12, and the one-way air valve 12 is unidirectionally opened to the inside of the aeration nozzle 6, so that the sewage can be prevented from flowing back to the inner wall of the branch pipe 5 through the aeration nozzle 7.

[0027] As an optional technical scheme of the utility model, the top of the branch pipe 5 corresponds to the top of the sewage pool 1, and the branch pipe 5 is made of a material that can float on the water surface, so that the air flow can be input from the top of the branch pipe 5 to the bottom, the air flow can be uniformly distributed from top to bottom, and the material that can float on the water surface can be floated by the sewage, so that the pressure on the rotary joint 3 is reduced, and the rotation is smooth.

[0028] The aeration tank for water treatment needs the following steps when in use:

[0029] 1) The air flow is injected into the inside of the support base 2 through the air pump 8 and the air inlet pipe 9, so that the injected air flow can be injected into the aeration nozzle 7 through the rotary support pipe 4, the branch pipe 5 and the aeration nozzle 6, and finally the air flow is sprayed into the sewage for aeration;

[0030] 2) During the aeration process, the aeration nozzle 7 arranged obliquely can rotate around the rotary support pipe 4 through the reverse thrust effect while aeration, so that the aeration nozzle 7 can rotate automatically while outputting the air flow for aeration, and the output air flow can be uniformly injected into the inside of the sewage pool 1;

[0031] 3) The air flow injected into the inner wall of the rotary support pipe 4 can drive the axial flow impeller 11 on the inner wall of the rotary support pipe 4 to rotate, and then drive the rotary support pipe 4 to rotate, so that the rotary support pipe 4 can be further driven to rotate, and the effect of driving rotation can be improved.

[0032] In summary, the air flow is injected into the inside of the support base 2 through the air pump 8 and the air inlet pipe 9, so that the injected air flow can be injected into the aeration nozzles 7 from the rotating support pipe 4, the branch pipes 5 and the aeration spray pipes 6, and finally the air flow is sprayed into the sewage for aeration. During the aeration process, the inclined aeration nozzles 7 can rotate around the rotating support pipe 4 by the reverse thrust effect while aeration, so that the aeration nozzles 7 can rotate automatically while outputting the air flow for aeration, so that the output air flow can be uniformly injected into the inside of the sewage tank 1, so that the aeration efficiency is higher. The air flow injected into the inner wall of the rotating support pipe 4 can drive the axial flow impeller 11 on the inner wall of the rotating support pipe 4 to rotate, and then drive the rotating support pipe 4 to rotate, so that the rotating effect can be further improved.

[0033] 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, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An aeration tank for water treatment, characterized by: The utility model relates to sewage tank (1) is fixedly connected with support base (2) in the center of sewage tank (1) inner wall bottom, support base (2) inner wall is hollow structure, the center of support base (2) top is provided with exhaust port, support base (2) top exhaust port is fixedly connected with rotary joint (3), the top of rotary joint (3) is fixedly connected with rotary support pipe (4), rotary support pipe (4) top is fixedly connected with a plurality of branch pipe (5), a plurality of branch pipe (5) are arranged around the center of rotary support pipe (4) and are radially annular array distribution, a plurality of branch pipe (5) bottom are fixedly connected with a plurality of aeration lance (6), a plurality of aeration lance (6) one side are fixedly connected with a plurality of aeration nozzle (7), a plurality of aeration nozzle (7) all tilt towards sewage tank (1) outside direction arrangement, the center of rotary support pipe (4) inner wall is fixedly connected with axial flow impeller (11), support base (2) one side bottom is fixedly connected with air inlet pipe (9), one side outside sewage tank (1) is provided with the air pump (8), the output of air pump (8) is fixedly connected with air inlet pipe (9) one end and is communicated.

2. The aeration tank for water treatment according to claim 1, characterized by: A plurality of branch pipe (5) length and sewage tank (1) width half are adapted, a plurality of aeration lance (6) length all and sewage tank (1) inner wall depth are adapted, and a plurality of aeration lance (6) distribution length and branch pipe (5) length are adapted.

3. The aeration tank for water treatment according to claim 2, characterized by: The center of sewage tank (1) one side surface bottom is fixedly connected with drain valve (10), and the bottom of drain valve (10) inner wall corresponds with the bottom of sewage tank (1) inner wall.

4. The aeration tank for water treatment according to claim 3, characterized by: A plurality of aeration lance (6) inner wall top are all fixedly connected with one-way air valve (12), and a plurality of one-way air valve (12) all open to the inside of aeration lance (6) one-way.

5. The aeration tank for water treatment according to claim 4, characterized by: A plurality of branch pipe (5) top correspond with the top of sewage tank (1), and a plurality of branch pipe (5) are all made of material that can float on the water surface.

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