A sedimentation tank structure for sewage treatment

Abstract

The utility model discloses a sedimentation tank structure for sewage treatment, including a sedimentation tank body, wherein a plurality of inverted trapezoidal partitions are fixedly arranged at equal intervals inside the sedimentation tank body, a mud discharge pipe fixedly connected to the sedimentation tank body is fixedly arranged at the bottom of the sides of the plurality of inverted trapezoidal partitions, a liquid inlet conduit is inserted and connected to the bottom of the sedimentation tank body, the top of the liquid inlet conduit passes through the plurality of inverted trapezoidal partitions and is connected to a plurality of branch pipes through multi-way connections, and stirring components are arranged on both sides of the top of the sedimentation tank body. The utility model can divide the sedimentation tank body into a plurality of sedimentation chambers from top to bottom through the design of a plurality of inverted trapezoidal partitions inside the sedimentation tank body, and realizes multi-stage sedimentation through the arrangement of a plurality of sedimentation chambers, which not only improves the effect of sewage sedimentation, but also reduces space occupation.

Description

Technical Field

[0001] The utility model belongs to the technical field of sewage treatment and relates to a sedimentation tank structure for sewage treatment. Background Art

[0002] In the current sewage treatment process, the sedimentation step is used to precipitate the suspended particles in the sewage by standing still, so as to remove the larger suspended particles in the sewage.

[0003] In the process of using the traditional sewage treatment sedimentation tank, the structure of the sedimentation tank is relatively simple, generally a square tank structure, and the water overflowing from the sedimentation tank enters the next process for treatment. When this method is used for sedimentation, only simple sedimentation can be achieved, and the effect of multi-stage sedimentation cannot be achieved. When multi-stage sedimentation is required, multiple sedimentation tanks need to be set up, which takes up a lot of space and affects the effect of sewage sedimentation. To this end, we designed a sedimentation tank structure for sewage treatment to solve the above technical problems. Utility Model Content

[0004] The purpose of the utility model is to provide a sedimentation tank structure for sewage treatment to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A sedimentation tank structure for sewage treatment comprises a sedimentation tank body, wherein a plurality of inverted trapezoidal partitions are fixedly provided at equal intervals inside the sedimentation tank body, a plurality of mud discharge pipes fixedly connected to the sedimentation tank body are fixedly provided at the bottoms of the sides of the inverted trapezoidal partitions, a liquid inlet conduit is inserted and connected to the bottom of the sedimentation tank body, a top end of the liquid inlet conduit passes through a plurality of inverted trapezoidal partitions and is connected to a plurality of branch pipes through a multi-way connection, stirring components are provided on both sides of the top end of the sedimentation tank body, a filter plate fixedly connected to the inner wall of the sedimentation tank body is fixedly provided on the side of the stirring component, the bottom end of the filter plate is fixedly connected to both sides of the top end of the inverted trapezoidal partition located at the top, a liquid outlet conduit is fixedly provided at the bottoms of both sides of the sedimentation tank body, a first solenoid valve is fixedly installed inside the liquid outlet conduit.

[0007] In the above-mentioned sedimentation tank structure for sewage treatment, the stirring assembly includes a stirring shaft, both sides of the top of the sedimentation tank body are rotatably connected with stirring shafts, and a transmission mechanism is arranged between the two stirring shafts.

[0008] In the above-mentioned sedimentation tank structure for sewage treatment, the transmission mechanism includes a support plate, a rotating shaft, a driving motor, a first bevel gear and a second bevel gear. A control box is fixedly installed on the top of the sedimentation tank body. The top ends of the two stirring shafts extend to the inside of the control box and the first bevel gears are fixedly installed. Support plates are fixedly installed on both sides of the control box. A rotating shaft is rotatably connected between the two support plates. Two axially symmetrical second bevel gears are fixedly installed at both ends of the rotating shaft. The second bevel gear is meshed with the first bevel gear. A driving motor is fixedly installed on the side of the support plate, and the output shaft of the driving motor is fixedly connected to one end of the rotating shaft.

[0009] In the above-mentioned sedimentation tank structure for sewage treatment, a dosing box is fixedly installed on one side of the inner wall of the control box, a dosing pipe connected to the interior of the sedimentation tank body is fixedly installed at the bottom end of the dosing box, and a second solenoid valve is fixedly installed inside the dosing pipe.

[0010] In the above-mentioned sedimentation tank structure for sewage treatment, liquid level sensors are fixedly installed at the bottom of both sides of the inner wall of the sedimentation tank body, and the liquid level sensors are located between the liquid outlet conduit and the bottom trapezoidal partition.

[0011] In the above-mentioned sedimentation tank structure for sewage treatment, the plurality of inverted trapezoidal partitions increase in size from top to bottom, and the outer edge of the inverted trapezoidal partition at the top is aligned with the inner edge of the inverted trapezoidal partition at the bottom.

[0012] In the above-mentioned sedimentation tank structure for sewage treatment, a transparent observation window is fixedly installed on the front side of the sedimentation tank body, and a supporting leg is fixedly installed on the bottom end of the sedimentation tank body.

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

[0014] 1. A sedimentation tank structure for sewage treatment, which can divide the sedimentation tank body from top to bottom into multiple sedimentation chambers through the design of multiple inverted trapezoidal partitions inside the sedimentation tank body. Through the setting of multiple sedimentation chambers, multi-stage sedimentation is achieved, which not only improves the sewage sedimentation effect but also reduces space occupancy.

[0015] 2. A sedimentation tank structure for sewage treatment can realize drug-adding sedimentation through the cooperation of a stirring component provided inside the sedimentation tank body and a drug-adding box inside the control box, thereby effectively improving the sedimentation efficiency of impurities in sewage. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of a sedimentation tank for sewage treatment according to the utility model;

[0017] Figure 2This is a schematic diagram of the internal structure of a sedimentation tank structure for sewage treatment according to the utility model;

[0018] Figure 3 The utility model is a schematic structural diagram of an inverted trapezoidal partition of a sedimentation tank structure for sewage treatment.

[0019] In the figure: 1. sedimentation tank body; 2. support legs; 3. control box; 4. liquid inlet conduit; 5. liquid outlet conduit; 6. mud discharge pipe; 7. transparent observation window; 8. inverted trapezoidal partition; 9. liquid level sensor; 10. filter plate; 11. support plate; 12. dosing box; 13. rotating shaft; 14. stirring shaft; 15. driving motor; 16. first bevel gear; 17. second bevel gear; 18. branch pipe; 19. first solenoid valve. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figure 1-3 The utility model provides a technical solution for a sedimentation tank structure for sewage treatment:

[0022] according to Figure 1-3 As shown, a sedimentation tank structure for sewage treatment includes a sedimentation tank body 1, wherein a plurality of inverted trapezoidal partitions 8 are fixedly provided at equal intervals inside the sedimentation tank body 1, and mud discharge pipes 6 fixedly connected to the sedimentation tank body 1 are fixedly provided at the bottoms of the sides of the plurality of inverted trapezoidal partitions 8, and a liquid inlet conduit 4 is inserted and connected to the bottom of the sedimentation tank body 1, and the top of the liquid inlet conduit 4 passes through the plurality of inverted trapezoidal partitions 8 and is connected to a plurality of branch pipes 18 through multiple channels, and stirring components are provided on both sides of the top of the sedimentation tank body 1, and filter plates 10 fixedly connected to the inner wall of the sedimentation tank body 1 are fixedly provided on the sides of the stirring components, and the bottom ends of the filter plates 10 are fixedly connected to both sides of the top of the inverted trapezoidal partitions 8 located at the top; liquid outlet conduits 5 are fixedly provided at the bottoms of both sides of the sedimentation tank body 1, and a first solenoid valve 19 is fixedly installed inside the liquid outlet conduit 5.

[0023] Specifically, by designing multiple inverted trapezoidal partitions 8 inside the sedimentation tank body 1, the sedimentation tank body 1 can be divided into multiple sedimentation chambers from top to bottom. Through multi-stage sedimentation in multiple sedimentation chambers, the effect of sewage sedimentation is effectively improved.

[0024] according to Figure 1 , Figure 2 and Figure 3As shown, the stirring assembly includes a stirring shaft 14 , and both sides of the top of the sedimentation tank body 1 are rotatably connected with the stirring shaft 14 , and a transmission mechanism is arranged between the two stirring shafts 14 .

[0025] The transmission mechanism includes a support plate 11, a rotating shaft 13, a driving motor 15, a first bevel gear 16 and a second bevel gear 17. A control box 3 is fixedly installed at the top of the sedimentation tank body 1. The top ends of the two stirring shafts 14 extend to the inside of the control box 3 and are fixedly installed with the first bevel gear 16. Support plates 11 are fixedly installed on both sides of the control box 3. The rotating shaft 13 is rotatably connected between the two support plates 11. Two axially symmetrical second bevel gears 17 are fixedly installed at both ends of the rotating shaft 13. The second bevel gear 17 is meshed with the first bevel gear 16. A driving motor 15 is fixedly installed on the side of the support plate 11, and the output shaft of the driving motor 15 is fixedly connected to one end of the rotating shaft 13.

[0026] Specifically, by setting the stirring component, the medicine and the sewage can be fully mixed during the dosing process.

[0027] according to Figure 1 , Figure 2 and Figure 3 As shown, a dosing box 12 is fixedly installed on one side of the inner wall of the control box 3, a dosing pipe connected to the interior of the sedimentation tank body 1 is fixedly provided at the bottom end of the dosing box 12, and a second solenoid valve is fixedly installed inside the dosing pipe.

[0028] Liquid level sensors 9 are fixedly installed at the bottom of both sides of the inner wall of the sedimentation tank body 1. The liquid level sensor 9 is located between the liquid outlet conduit 5 and the bottom inverted trapezoidal partition 8.

[0029] Specifically, by providing the liquid level sensor 9, the water level at the bottom can be sensed to prevent the bottom water level from being too high, thereby affecting multi-stage sedimentation.

[0030] The plurality of inverted trapezoidal partitions 8 are enlarged in sequence from top to bottom, and the outer edge of the inverted trapezoidal partition 8 at the top is aligned with the inner edge of the inverted trapezoidal partition 8 at the bottom.

[0031] Specifically, the size and structure design of the inverted trapezoidal partition 8 can allow the water overflowing from the upper sedimentation chamber to flow into the lower sedimentation chamber.

[0032] A transparent observation window 7 is fixedly installed on the front of the sedimentation tank body 1, and a supporting leg 2 is fixedly installed on the bottom end of the sedimentation tank body 1.

[0033] Specifically, the installed transparent observation window 7 facilitates observation of the sedimentation situation inside the sedimentation tank body 1 .

[0034] Working principle: The utility model is a sedimentation tank structure for sewage treatment. When the sedimentation tank structure is used to treat sewage, the sewage first flows into the branch pipe 18 through the liquid inlet conduit 4, and then flows into the inverted trapezoidal partition 8 located at the top through the branch pipe 18. Then the drive motor 15 and the second solenoid valve are opened, and the drive motor 15 drives the rotating shaft 13 to rotate, and the second bevel gear 17 is driven to rotate through the rotation of the rotating shaft 13. The second bevel gear 17 is meshed and connected with the first bevel gear 16, thereby driving the stirring shaft 14 to rotate, and stirring is performed through the stirring shaft 14. During the stirring process, medicine is added through the medicine adding box 12, and the overflow inverted trapezoidal partition 8 located at the top flows into the inverted trapezoidal partition 8 at the bottom to settle again, thereby realizing multi-stage sedimentation. When the liquid flows into the bottom of the sedimentation tank body 1 until it contacts the liquid level sensor 9, the liquid level sensor 9 sends the detection data to the controller and opens the first solenoid valve 19, and the liquid flows out through the liquid outlet conduit 5.

[0035] The contents not described in detail in this specification belong to the prior art known to the professional and technical personnel in this field. The specific embodiments described in this article are only used to illustrate the spirit of the utility model. The technicians in the technical field of the utility model can make various modifications or supplements to the specific embodiments described or replace them in a similar way, but they will not deviate from the spirit of the utility model or exceed the scope defined by the attached claims.

Claims

1. A sedimentation tank structure for sewage treatment, comprising a sedimentation tank body (1), characterized in that: A plurality of inverted trapezoidal partitions (8) are fixedly arranged at equal intervals inside the sedimentation tank body (1), and a mud discharge pipe (6) fixedly connected to the sedimentation tank body (1) is fixedly arranged at the bottom of the sides of the plurality of inverted trapezoidal partitions (8); The bottom of the sedimentation tank body (1) is connected with a liquid inlet conduit (4), and the top of the liquid inlet conduit (4) passes through a plurality of inverted trapezoidal partitions (8) and is connected to a plurality of branch pipes (18) through multiple channels; Stirring assemblies are provided on both sides of the top of the sedimentation tank body (1), and filter plates (10) fixedly connected to the inner wall of the sedimentation tank body (1) are fixedly provided on the sides of the stirring assemblies, and the bottom ends of the filter plates (10) are fixedly connected to both sides of the top of the inverted trapezoidal partition (8) located at the top; Liquid outlet conduits (5) are fixedly provided at the bottom of both sides of the sedimentation tank body (1), and a first solenoid valve (19) is fixedly installed inside the liquid outlet conduit (5).

2. A sedimentation tank structure for sewage treatment according to claim 1, characterized in that: The stirring assembly comprises a stirring shaft (14), and both sides of the top end of the sedimentation tank body (1) are rotatably connected to the stirring shaft (14), and a transmission mechanism is provided between the two stirring shafts (14).

3. A sedimentation tank structure for sewage treatment according to claim 2, characterized in that: The transmission mechanism comprises a support plate (11), a rotating shaft (13), a driving motor (15), a first bevel gear (16) and a second bevel gear (17); a control box (3) is fixedly provided at the top of the sedimentation tank body (1); the top ends of the two stirring shafts (14) extend to the inside of the control box (3) and are fixedly installed with the first bevel gear (16); support plates (11) are fixedly installed on both sides of the inside of the control box (3); a rotating shaft (13) is rotatably connected between the two support plates (11); two axially symmetrically arranged second bevel gears (17) are fixedly installed at both ends of the rotating shaft (13); the second bevel gear (17) is meshedly connected with the first bevel gear (16); a driving motor (15) is fixedly installed on the side of the support plate (11); and the output shaft of the driving motor (15) is fixedly connected to one end of the rotating shaft (13).

4. A sedimentation tank structure for sewage treatment according to claim 3, characterized in that: A dosing box (12) is fixedly mounted on one side of the inner wall of the control box (3), a dosing pipe connected to the interior of the sedimentation tank body (1) is fixedly mounted at the bottom end of the dosing box (12), and a second solenoid valve is fixedly mounted inside the dosing pipe.

5. A sedimentation tank structure for sewage treatment according to claim 4, characterized in that: Liquid level sensors (9) are fixedly mounted at the bottom of both sides of the inner wall of the sedimentation tank body (1), and the liquid level sensors (9) are located between the liquid outlet conduit (5) and the bottommost inverted trapezoidal partition (8).

6. A sedimentation tank structure for sewage treatment according to claim 5, characterized in that: The plurality of inverted trapezoidal partitions (8) are enlarged in sequence from top to bottom, and the outer edge of the inverted trapezoidal partition (8) at the top is aligned with the inner edge of the inverted trapezoidal partition (8) at the bottom.

7. A sedimentation tank structure for sewage treatment according to claim 5, characterized in that: A transparent observation window (7) is fixedly mounted on the front of the sedimentation tank body (1), and a support leg (2) is fixedly mounted on the bottom of the sedimentation tank body (1).

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