Aeration tank for municipal domestic sewage

Abstract

The utility model discloses an aeration tank for municipal domestic sewage, which comprises a tank body for accommodating the municipal domestic sewage; the aeration working assembly is arranged on the tank body and used for introducing gas into sewage, the aeration working assembly comprises a gas generating assembly, the gas generating assembly is used for generating gas, an aeration shell is connected to the gas generating assembly, an aeration opening is formed in the aeration shell, a dredging plate is arranged in the aeration shell, a dredging block is connected to the dredging plate, and the dredging block is connected to the dredging plate. The top of the dredging plate is fixedly connected with a connecting rod. According to the aeration tank for municipal domestic sewage, the tank body, the aeration working assembly, the driving assembly and the bracket assembly are matched with one another, so that the water body shaking mechanism is matched with the gas production assembly, and the water body can be shaken on the premise of increasing the dissolved oxygen condition; the dredging plate and the dredging block can be driven by the acting force of shaking the water body, so that the aeration opening is effectively prevented from being blocked, the air outlet efficiency is ensured, and the sewage treatment effect is also ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of aeration tanks, in particular to an aeration tank for municipal domestic sewage. Background Art

[0002] In the process of treating municipal domestic sewage, an aeration tank is required. The aeration tank uses the activated sludge method to treat sewage. A certain sewage retention time is provided in the tank to meet the oxygen required by aerobic microorganisms and the mixing conditions for full contact between sewage and activated sludge. In the prior art, aeration tanks mostly simply have the function of stirring or shaking the water body, and then independently set up an aeration structure. It does not have the function of using the kinetic energy of the shaking water body structure to transport the aeration pipe upper port. It is inevitable that there will be some debris in the sewage. After these debris block the aeration port, it will seriously affect the gas outlet efficiency and also affect the sewage treatment effect.

[0003] For example, a countercurrent biological aeration tank for treating domestic sewage with publication number CN213171700U includes a tank body, a mixing tank is fixedly installed on one side of the tank body, and a connecting pipe is fixedly installed on the bottom of the mixing tank, a backwashing water inlet pipe is fixedly installed on one side of the bottom of the tank body, and a backwashing air inlet pipe is fixedly installed on one side of the backwashing water inlet pipe, a partition is provided inside the tank body, and a filter head is fixedly installed on the partition, and an aeration pipe is fixedly installed above the partition. The utility model is provided with a ladder and a standing platform, which is convenient for the staff to observe and understand the operation of the aeration tank when the aeration tank is in use, improves the practicality of the aeration tank, reduces limitations, and is provided with a normal drainage tank and a drainage pipe, which can discharge the sewage after aeration, so as to facilitate the next treatment process to purify the sewage, improve practicality, make the aeration tank more convenient to use, and expand the scope of application. The technical solution also has the above-mentioned technical problems. Utility Model Content

[0004] The purpose of the utility model is to provide an aeration tank for municipal domestic sewage to solve the problems raised in the above background technology.

[0005] To achieve the above purpose, the utility model provides the following technical solution: an aeration tank for municipal domestic sewage, comprising:

[0006] The tank is used to hold municipal sewage;

[0007] an aeration working component, arranged on the tank body, for introducing gas into the sewage, the aeration working component comprising a gas-generating component, the gas-generating component for generating gas, an aeration shell connected to the gas-generating component, an aeration port opened on the aeration shell, a dredging plate arranged inside the aeration shell, a dredging block connected to the dredging plate, and a connecting rod fixedly connected to the top of the dredging plate;

[0008] A driving assembly, arranged on the pool body;

[0009] The support assembly is arranged on the driving assembly and is used for shaking the water inside the pool body.

[0010] Optionally, the gas production composition includes:

[0011] An air compressor, installed on the pool body, for generating air flow;

[0012] A connecting shell is installed on the tank body, and the top of the connecting shell is connected to the air compressor through a pipe 1;

[0013] Pipeline 2 is connected to the bottom of the connecting shell, and a side of the pipeline 2 away from the connecting shell is connected to the aeration shell.

[0014] Optionally, the driving component includes:

[0015] A mounting plate, arranged above the pool body;

[0016] A fixing block is connected to the mounting plate, and the bottom of the fixing block is fixedly connected to the top of the pool body;

[0017] The linear drive component is mounted on the mounting plate.

[0018] Optionally, the bracket assembly includes:

[0019] A top plate connected to the output shaft at the bottom of the linear drive component;

[0020] Two side panels are fixedly connected to the front and rear sides of the bottom of the top panel respectively;

[0021] A bottom plate is arranged below the top plate, and the bottom of the side plate is fixedly connected to the top of the bottom plate;

[0022] There are several connecting columns, and the connecting columns are fixedly connected to the side panels at one side close to the side panels;

[0023] A shaking rod 1, connected to the bottom plate;

[0024] The second shaking rod is connected to the connecting column.

[0025] Optionally, the linear drive component includes a hydraulic cylinder, and the hydraulic cylinder is used to drive the top plate to move up and down.

[0026] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0027] The utility model realizes an aeration tank for municipal domestic sewage through the mutual cooperation of the tank body, the aeration working component, the driving component and the bracket component, so that the water body shaking mechanism and the gas production component can be coordinated. On the premise that the water body can be shaken to increase the dissolved oxygen situation, the force of shaking the water body can be used to drive the dredging plate and the dredging block, thereby effectively avoiding the blockage of the aeration port, ensuring the gas outlet efficiency, and ensuring the sewage treatment effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a structural cross-sectional view of the front view of the utility model;

[0029] Figure 2 It is a structural cross-sectional view of the top view of the utility model;

[0030] Figure 3 It is a structural schematic diagram of a three-dimensional diagram of the bracket assembly of the utility model.

[0031] In the figure: 1 tank body, 2 aeration working component, 201 gas production component, 2011 air compressor, 2012 connecting shell, 2013 pipeline one, 2014 pipeline two, 202 aeration shell, 203 aeration port, 204 dredging plate, 205 dredging block, 206 connecting rod, 3 driving component, 301 mounting plate, 302 fixing block, 303 linear driving component, 4 bracket assembly, 401 top plate, 402 side plate, 403 bottom plate, 404 connecting column, 405 shaking rod one, 406 shaking rod two. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0033] See also Figure 1-3 , an aeration tank for municipal domestic sewage, comprising:

[0034] The tank body 1 is used to contain municipal domestic sewage. A controller is installed on the right side of the tank body 1. The controller controls the operation of the linear drive component 303 and the air compressor 2011. The controller is specifically a PLC controller, which belongs to the prior art, and its detailed model will not be described here.

[0035] The aeration working component 2 is arranged on the tank body 1 and is used to introduce gas into the sewage. The aeration working component 2 includes a gas-producing component 201, which is used to generate gas. The gas-producing component 201 is connected to an aeration shell 202, and an aeration port 203 is provided on the aeration shell 202. A dredging plate 204 is arranged inside the aeration shell 202, and a dredging block 205 is connected to the dredging plate 204. A connecting rod 206 is fixedly connected to the top of the dredging plate 204, and the top of the connecting rod 206 is fixedly connected to the bottom of the bottom plate 403. The connecting rod 206 is movably connected to the aeration shell 202. The gas-producing component 201 includes:

[0036] The air compressor 2011 is installed on the pool body 1 to generate airflow.

[0037] The connecting shell 2012 is installed on the pool body 1, and the top of the connecting shell 2012 is connected to the air compressor 2011 through a pipe 2013.

[0038] Pipeline 2014 is connected to the bottom of the connecting shell 2012, and the side of pipe 2014 away from the connecting shell 2012 is connected to the aeration shell 202. When aeration is needed, the air compressor 2011 starts to work, and the air compressor 2011 will pass the gas into the connecting shell 2012 through pipe 1 2013, and the connecting shell 2012 will pass the gas into the aeration shell 202 through pipe 2 2014. Finally, the gas will overflow through the aeration port 203, so that domestic sewage can be aerated. During the sewage treatment process, the linear drive component 303 is working, so the bottom plate 403 is moving up and down. The bottom plate 403 can drive the dredging plate 204 to move up and down through the connecting rod 206, and the dredging plate 204 drives the dredging block 205 to move. The dredging block 205 can continuously dredge the aeration port 203 to effectively avoid blockage of the aeration port 203.

[0039] The driving assembly 3 is arranged on the pool body 1, and the driving assembly 3 includes:

[0040] The mounting plate 301 is arranged above the pool body 1 .

[0041] The fixing block 302 is connected to the mounting plate 301 , and the bottom of the fixing block 302 is fixedly connected to the top of the pool body 1 .

[0042] The linear drive component 303 is installed on the mounting plate 301. The linear drive component 303 includes a hydraulic cylinder, which is used to drive the top plate 401 to move up and down. When the linear drive component 303 is working, it can drive the top plate 401 to move up and down. The operation of the linear drive component 303 is controlled by the controller.

[0043] The support assembly 4 is arranged on the driving assembly 3 to shake the water inside the pool body 1. The support assembly 4 includes:

[0044] The top plate 401 is connected to the output shaft at the bottom of the linear drive component 303 .

[0045] There are two side panels 402 which are fixedly connected to the front and rear sides of the bottom of the top panel 401 respectively.

[0046] The bottom plate 403 is disposed below the top plate 401 , and the bottom of the side plate 402 is fixedly connected to the top of the bottom plate 403 .

[0047] There are a plurality of connecting posts 404 , and one side of the connecting posts 404 close to the side plate 402 is fixedly connected thereto.

[0048] A shaking rod 405 is connected to the base plate 403 .

[0049] The shaking rod 406 is connected to the connecting column 404. When the linear driving component 303 is working, the linear driving component 303 can drive the top plate 401 to move up and down. The top plate 401 will drive the bottom plate 403 to move up and down through the side plate 402. The side plate 402 will drive the shaking rod 406 to move up and down through the connecting column 404. The shaking rod 1 405 and the shaking rod 406 can shake the water body to improve the dissolved oxygen effect.

[0050] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An aeration tank for municipal domestic sewage, characterized in that: include: A tank body (1) for containing municipal domestic sewage; an aeration working component (2), arranged on the tank body (1) and used for introducing gas into sewage, the aeration working component (2) comprising a gas-generating component (201), the gas-generating component (201) being used for generating gas, the gas-generating component (201) being connected to an aeration shell (202), the aeration shell (202) being provided with an aeration port (203), a dredging plate (204) being arranged inside the aeration shell (202), the dredging plate (204) being connected to a dredging block (205), and a connecting rod (206) being fixedly connected to the top of the dredging plate (204); A driving assembly (3) arranged on the pool body (1); A support assembly (4) is arranged on the driving assembly (3) and is used to shake the water inside the pool body (1).

2. The aeration tank for municipal domestic sewage according to claim 1, characterized in that: The gas production composition (201) comprises: An air compressor (2011) is installed on the pool body (1) to generate airflow; A connecting shell (2012) is installed on the tank body (1), and the top of the connecting shell (2012) is connected to the air compressor (2011) via a pipe 1 (213); Pipeline 2 (2014) is connected to the bottom of the connection shell (2012), and the side of pipeline 2 (2014) away from the connection shell (2012) is connected to the aeration shell (202).

3. The aeration tank for municipal domestic sewage according to claim 2, characterized in that: The driving assembly (3) comprises: A mounting plate (301) is arranged above the pool body (1); A fixing block (302) is connected to the mounting plate (301), and the bottom of the fixing block (302) is fixedly connected to the top of the tank body (1); The linear drive component (303) is mounted on the mounting plate (301).

4. The aeration tank for municipal domestic sewage according to claim 3, characterized in that: The support assembly (4) comprises: A top plate (401) connected to an output shaft at the bottom of the linear drive component (303); Two side panels (402) are fixedly connected to the front and rear sides of the bottom of the top panel (401) respectively; A bottom plate (403) is arranged below the top plate (401), and the bottom of the side plate (402) is fixedly connected to the top of the bottom plate (403); There are a plurality of connecting posts (404), and the connecting posts (404) are fixedly connected to the side plate (402) at one side thereof; A shaking rod (405) connected to the bottom plate (403); The second shaking rod (406) is connected to the connecting column (404).

5. The aeration tank for municipal domestic sewage according to claim 4, characterized in that: The linear drive component (303) comprises a hydraulic cylinder, and the hydraulic cylinder is used to drive the top plate (401) to move up and down.

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