Primary sedimentation tank sedimentation structure of underground integrated sewage treatment station

Abstract

The utility model belongs to the technical field of sewage treatment, and particularly relates to a primary sedimentation tank sedimentation structure of a buried integrated sewage treatment station, which comprises a reaction tank, a first sedimentation tank is arranged on one side of the reaction tank, a second sedimentation tank is arranged on one side of the first sedimentation tank, a partition plate is arranged in the first sedimentation tank, and a secondary sedimentation tank is arranged in the second sedimentation tank. Two sewage guide blocks are symmetrically distributed at the bottom of the partition plate, and a water conveying pipe is arranged between the reaction tank and the first sedimentation tank. Sewage in the reaction tank is conveyed to the position below the partition plate through the water conveying pipe, the water flow path can be further improved through conveying of the multiple spiral first pipelines, at the moment, settled water is conveyed to the water drainage pipe through the multiple spiral second pipelines, and the settled water is conveyed to the position above the partition plate through the water drainage pipe; when the water level is higher than one end of the water outlet pipe, the sewage is conveyed into the second sedimentation tank through the water outlet pipe, so that the sewage treatment effect in the first sedimentation tank is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of sewage treatment, and specifically relates to a buried integrated sewage treatment station-sedimentation tank sedimentation structure. Background Art

[0002] The underground integrated sewage treatment station is a modular and efficient sewage biological treatment equipment that buries the main structure of the sewage treatment facility underground or semi-underground. It is mainly composed of pretreatment units, biochemical reaction units and filtration units, and removes harmful substances such as organic matter and ammonia nitrogen in sewage through the decomposition of microorganisms to achieve the purpose of purifying water quality.

[0003] At present, the existing underground integrated sewage treatment plants usually use sedimentation tanks to precipitate impurities in sewage during use. However, the impurity precipitation effect of the traditional sedimentation tank structure is poor and cannot meet the needs of sewage treatment, resulting in certain problems in the water quality after sewage treatment. Utility Model Content

[0004] The utility model aims to provide an underground integrated sewage treatment station - a sedimentation tank sedimentation structure, aiming to solve the problem in the prior art that the existing underground integrated sewage treatment station usually uses a sedimentation tank to precipitate impurities in sewage during use, but the impurity precipitation effect of the traditional sedimentation tank structure is poor and cannot meet the needs of sewage treatment, resulting in certain problems in the water quality after sewage treatment.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a buried integrated sewage treatment station-sedimentation tank sedimentation structure, comprising a reaction tank, a first sedimentation tank is arranged on one side of the reaction tank, a second sedimentation tank is arranged on one side of the first sedimentation tank, a partition is arranged inside the first sedimentation tank, two sewage guide blocks are symmetrically distributed at the bottom of the partition, and a water pipe is arranged between the reaction tank and the first sedimentation tank;

[0006] A first one-way valve is installed at one end of the water pipe, and multiple first pipes are installed at one end of the water pipe. A drainage pipe passes through the surface of the partition, and a second one-way valve is installed at one end of the drainage pipe. Multiple second pipes are installed at one end of the drainage pipe, and an outlet pipe is arranged between the first sedimentation tank and the second sedimentation tank.

[0007] As a preferred embodiment of a sedimentation tank sedimentation structure of an underground integrated sewage treatment station of the utility model, the first pipe and the second pipe are both spiral.

[0008] As a preferred embodiment of a sedimentation tank sedimentation structure of an underground integrated sewage treatment station of the utility model, the interior of the first sedimentation tank is divided into an upper sedimentation tank and a lower sedimentation tank by a partition.

[0009] As a preferred embodiment of a sedimentation tank sedimentation structure of an underground integrated sewage treatment station of the utility model, the first pipeline and the second pipeline are located below the partition.

[0010] As a preferred sedimentation structure of a sedimentation tank in an underground integrated sewage treatment station of the utility model, a motor cover is provided on the top of the first sedimentation tank, a motor is installed inside the motor cover, a screw rod is connected to the output end of the motor, a threaded connecting block is threadedly connected to the outer wall of the screw rod, a guide rod is respectively provided on both sides of the screw rod, the end of the threaded connecting block is connected to a connecting frame, and an arc scraper is installed at one end of the connecting frame.

[0011] As a preferred embodiment of a sedimentation tank sedimentation structure of an underground integrated sewage treatment station of the utility model, the end of the threaded connection block is sleeved on the outer wall of the guide rod.

[0012] As a preferred embodiment of a sedimentation tank sedimentation structure of an underground integrated sewage treatment station of the utility model, one end of the screw rod forms a rotation connection structure with the partition through a bearing.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The sewage in the reaction tank is transported to the bottom of the partition through a water pipe, and the water flow path can be further improved by transporting it through multiple spiral first pipes. At this time, the precipitated water is transported to the drain pipe through multiple spiral second pipes, and then transported to the top of the partition through the drain pipe. When the water level is higher than one end of the outlet pipe, it is transported into the second sedimentation tank through the outlet pipe, thereby improving the sewage treatment effect in the first sedimentation tank.

[0015] 2. By starting the motor to drive the screw to rotate, the threaded connection block with threaded connection on the outer wall can drive the connecting frame to rise and fall along the guide rod. At the same time, the arc-shaped scraper at one end of the connecting frame can scrape along the water pipe and the drainage pipe to clean the impurities on the outer wall of the pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the main structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the cross-sectional structure of the utility model from top view;

[0020] Figure 4 It is a schematic diagram of the enlarged structure of A of the utility model.

[0021] In the figure: 1, reaction tank; 2, first sedimentation tank; 3, second sedimentation tank; 4, partition; 5, sewage guide block; 6, water pipe; 7, first one-way valve; 8, first pipeline; 9, drainage pipe; 10, second one-way valve; 11, second pipeline; 12, water outlet pipe; 13, motor cover; 14, motor; 15, screw rod; 16, threaded connection block; 17, guide rod; 18, connecting frame; 19, arc scraper. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1 -

[0024] Figure 4 The utility model provides the following technical solutions: a buried integrated sewage treatment station-sedimentation tank sedimentation structure, comprising a reaction tank 1, a first sedimentation tank 2 is arranged on one side of the reaction tank 1, a second sedimentation tank 3 is arranged on one side of the first sedimentation tank 2, a partition 4 is arranged inside the first sedimentation tank 2, two sewage guide blocks 5 are symmetrically distributed at the bottom of the partition 4, and a water pipe 6 is arranged between the reaction tank 1 and the first sedimentation tank 2;

[0025] A first one-way valve 7 is installed at one end of the water supply pipe 6, and multiple first pipes 8 are installed at one end of the water supply pipe 6. A drain pipe 9 passes through the surface of the partition 4, and a second one-way valve 10 is installed at one end of the drain pipe 9. Multiple second pipes 11 are installed at one end of the drain pipe 9. An outlet pipe 12 is arranged between the first settling tank 2 and the second settling tank 3.

[0026] Preferably, the first pipeline 8 and the second pipeline 11 are both spiral-shaped, the interior of the first settling tank 2 is divided into an upper settling tank and a lower settling tank by a partition 4, and the first pipeline 8 and the second pipeline 11 are located below the partition 4.

[0027] When in use, the sewage in the reaction tank 1 is transported to the bottom of the partition 4 through the water pipe 6, and the water flow path can be further improved by transporting it through multiple spiral first pipes 8. At this time, the precipitated water is transported to the drain pipe 9 through multiple spiral second pipes 11, and is transported to the top of the partition 4 through the drain pipe 9. When the water level is higher than one end of the outlet pipe 12, it is transported into the second sedimentation tank 3 through the outlet pipe 12;

[0028] It is worth noting that the first one-way valve 7 can prevent the water in the water pipe 6 from flowing back, so that the water in the water pipe 6 can be transported to the sedimentation tank below the partition 4, while the second one-way valve 10 can prevent the water in the drain pipe 9 from flowing back, so that the water in the drain pipe 9 can be transported to the upper sedimentation tank above the partition 4.

[0029] Preferably: a motor cover 13 is provided on the top of the first settling tank 2, a motor 14 is installed inside the motor cover 13, a screw rod 15 is connected to the output end of the motor 14, a threaded connection block 16 is threadedly connected to the outer wall of the screw rod 15, a guide rod 17 is provided on both sides of the screw rod 15, a connecting frame 18 is connected to the end of the threaded connection block 16, an arc scraper 19 is installed at one end of the connecting frame 18, the end of the threaded connection block 16 is sleeved on the outer wall of the guide rod 17, and one end of the screw rod 15 forms a rotating connection structure with the partition plate 4 through a bearing;

[0030] It should be noted that the connection terminals of the motor cover 13 are connected to an external power source and a control switch, and the arc-shaped scrapers 19 at both ends of the threaded connection block 16 are respectively sleeved on the outer walls of the water pipe 6 and the drainage pipe 9.

[0031] During specific use, the motor 14 is started to drive the screw 15 to rotate, so that the threaded connection block 16 threadedly connected to the outer wall can drive the connecting frame 18 to rise and fall along the guide rod 17. At the same time, the arc scraper 19 at one end of the connecting frame 18 can scrape along the water pipe 6 and the drainage pipe 9, thereby cleaning impurities on the outer wall of the pipe.

[0032] Working principle: When using the underground integrated sewage treatment station-sedimentation tank sedimentation structure, first, the sewage in the reaction tank 1 is transported to the bottom of the partition 4 through the water pipe 6, and the water flow path can be further improved by transporting it through multiple spiral first pipes 8. At this time, the precipitated water is transported to the drain pipe 9 through multiple spiral second pipes 11, and is transported to the top of the partition 4 by the drain pipe 9. When the water level is higher than one end of the outlet pipe 12, it is transported into the second sedimentation tank 3 through the outlet pipe 12, thereby improving the sewage treatment effect in the first sedimentation tank 2, and the screw rod 15 is driven to rotate by starting the motor 14, so that the threaded connection block 16 threadedly connected to its outer wall can drive the connecting frame 18 to rise and fall along the guide rod 17. At the same time, the arc scraper 19 at one end of the connecting frame 18 can scrape along the water pipe 6 and the drain pipe 9, thereby cleaning the impurities on the outer wall of the pipe.

[0033] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A buried integrated sewage treatment plant - a sedimentation tank sedimentation structure, comprising a reaction tank (1), characterized in that: A first settling tank (2) is arranged on one side of the reaction tank (1), a second settling tank (3) is arranged on one side of the first settling tank (2), a partition (4) is arranged inside the first settling tank (2), two sewage guide blocks (5) are symmetrically distributed at the bottom of the partition (4), and a water pipe (6) is arranged between the reaction tank (1) and the first settling tank (2); A first one-way valve (7) is installed at one end of the water delivery pipe (6), a plurality of first pipes (8) are installed at one end of the water delivery pipe (6), a drainage pipe (9) passes through the surface of the partition (4), a second one-way valve (10) is installed at one end of the drainage pipe (9), a plurality of second pipes (11) are installed at one end of the drainage pipe (9), and a water outlet pipe (12) is arranged between the first sedimentation tank (2) and the second sedimentation tank (3).

2. The underground integrated sewage treatment station-sedimentation tank sedimentation structure according to claim 1 is characterized by: The first pipe (8) and the second pipe (11) are both spiral-shaped.

3. The underground integrated sewage treatment station-sedimentation tank sedimentation structure according to claim 1 is characterized by: The interior of the first settling tank (2) is divided into an upper settling tank and a lower settling tank by a partition (4).

4. The underground integrated sewage treatment station-sedimentation tank sedimentation structure according to claim 1 is characterized by: The first pipe (8) and the second pipe (11) are located below the partition (4).

5. The underground integrated sewage treatment station-sedimentation tank sedimentation structure according to claim 1 is characterized by: A motor cover (13) is arranged on the top of the first sedimentation tank (2), a motor (14) is installed inside the motor cover (13), a screw rod (15) is connected to the output end of the motor (14), a threaded connection block (16) is threadedly connected to the outer wall of the screw rod (15), a guide rod (17) is arranged on both sides of the screw rod (15), the end of the threaded connection block (16) is connected to a connecting frame (18), and an arc-shaped scraper (19) is installed at one end of the connecting frame (18).

6. The underground integrated sewage treatment station-sedimentation tank sedimentation structure according to claim 5, characterized in that: The end of the threaded connection block (16) is sleeved on the outer wall of the guide rod (17).

7. The underground integrated sewage treatment station-sedimentation tank sedimentation structure according to claim 5 is characterized by: One end of the screw rod (15) forms a rotation connection structure with the partition plate (4) via a bearing.

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