Aeration device for sewage treatment

Abstract

The utility model discloses an aeration device for sewage treatment, which relates to the field of sewage treatment and comprises an aeration tank, an arc-shaped plate is fixedly connected to the edge of the upper end of the aeration tank, a motor is arranged at the lower end of the arc-shaped plate, a lead screw is arranged at the output end of the motor, a guide groove is formed in the inner wall of the aeration tank, and the guide groove is communicated with the arc-shaped plate. A guide block is slidably connected to the interior of the guide groove, and a moving plate is fixedly connected to the front side of the guide block; the aeration device has the advantages that the position of the barrier strip can be adjusted by matching the moving plate and the internal threaded hole with the motor and the screw rod, so that the barrier strip can be tightly attached to the aeration head, the problem that the aeration head is blocked by impurities in water is effectively avoided, and meanwhile, the service life of the aeration device can be prolonged; a spring, a push block and a fixed rod are matched with a mounting rod and a clamping hole in the mounting rod, so that the barrier strip can be assembled and disassembled, the operation process can be simplified, and a worker can quickly and conveniently maintain and check the aeration head.

Description

Technical Field

[0001] The utility model relates to the field of sewage treatment, in particular to an aeration device for sewage treatment. Background Art

[0002] In order to ensure the activity of activated sludge in the sewage treatment tank and improve the self-purification ability of the water body, it is necessary to use an aeration device to supply oxygen or air to the aeration tank during the sewage treatment process. It can also prevent the suspended matter in the tank from sinking and strengthen the contact between organic matter, microorganisms and dissolved oxygen in the tank.

[0003] However, in the prior art, the aeration device lacks an effective protective structure, which causes impurities in the water to easily clog the aeration head when the device is shut down. Such clogging can cause the device to overload and thus shorten its service life. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide an aeration device for sewage treatment.

[0005] In order to solve the above technical problems, the technical solution of the utility model is: an aeration device for sewage treatment, comprising an aeration tank, an arc-shaped plate is fixedly connected to the upper edge of the aeration tank, a motor is arranged at the lower end of the arc-shaped plate, a screw is arranged at the output end of the motor, a guide groove is provided on the inner wall of the aeration tank, a guide block is slidably connected to the inside of the guide groove, a movable plate is fixedly connected to the front side of the guide block, a threaded hole is provided inside the movable plate, and a fixed seat is fixedly connected to the upper end of the movable plate.

[0006] Preferably, a support plate is fixedly connected to the right side of the aeration tank, an aerator is provided at the upper end of the support plate, an air inlet pipe is fixedly connected to the left side of the aerator, a short pipe is fixedly connected to the other end of the air inlet pipe, a connecting pipe is fixedly connected to the left side of the short pipe, and an aeration head is provided at the upper end of the connecting pipe.

[0007] Preferably, an adjustment slot is provided inside the fixing seat, a spring is arranged inside the adjustment slot, a push block is provided on one side of the spring, a clamping rod is fixedly connected to the other side of the push block, and an installation slot is provided inside the fixing seat near the adjustment slot.

[0008] Preferably, a mounting rod is provided inside the mounting groove, a clamping hole is opened inside the mounting rod, a connecting plate is fixedly connected to the right side of the mounting rod, and a blocking bar is fixedly connected to the right side of the connecting plate.

[0009] Preferably, the aeration heads are provided in multiple groups and are equidistantly arranged outside the connecting pipe.

[0010] Preferably, the push block slides in the adjustment slot via a spring.

[0011] By adopting the above technical solution, by turning on the motor, the motor drives the screw rod to rotate, and under the action of the internal threaded hole of the moving plate, the moving plate drives the connecting plate to descend, so that the lower end of the baffle is tightly attached to the upper end of the aeration head, thereby covering the aeration hole. During the movement of the moving plate, the guide block slides inside the guide groove. With the cooperation of the guide block and the guide groove, the stability of the moving plate during movement can be increased. The position of the baffle bar can be adjusted by the moving plate and the internal threaded hole in conjunction with the motor and the screw rod, so that it can fit closely to the aeration head, effectively avoiding the problem of impurities in the water clogging the aeration head, and at the same time, the service life of the aeration device can be extended.

[0012] By adopting the above technical solution, the push block is pushed to one side, the push block compresses the spring, the clamping rod slides out from the inside of the clamping hole, and the connecting plate is pulled upward, and the connecting plate drives the installation rod to slide out from the inside of the installation groove, thereby completing the removal of the baffle bar. Similarly, during installation, the installation rod is slid into the inside of the installation groove, and the spring rebounds to push the push block to slide to one side, thereby making the clamping rod enter the inside of the clamping hole, completing the fixation of the installation rod, that is, realizing the installation of the baffle bar. The baffle bar can be loaded and unloaded by means of the spring, push block, fixing rod, and the installation rod and the clamping hole inside the installation rod, thereby simplifying the operation process, so that the staff can quickly and conveniently maintain and inspect the aeration head. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0014] Figure 2 This is a schematic diagram of the internal structure of the aeration tank of the utility model.

[0015] Figure 3 This is a schematic diagram of the structure of the baffle bar of the utility model.

[0016] Figure 4 It is a schematic diagram of the internal structure of the fixing seat of the utility model.

[0017] In the figure: 1. aeration tank; 2. curved plate; 3. motor; 4. screw; 5. guide groove; 6. guide block; 7. movable plate; 8. threaded hole; 9. support plate; 10. aerator; 11. air inlet pipe; 12. short pipe; 13. connecting pipe; 14. aeration head; 15. fixing seat; 16. mounting rod; 17. clamping hole; 18. connecting plate; 19. baffle; 20. adjusting groove; 21. spring; 22. push block; 23. clamping rod; 24. mounting groove. DETAILED DESCRIPTION

[0018] The specific implementation methods of the present invention are further described below in conjunction with the accompanying drawings. It should be noted that the description of these implementation methods is used to help understand the present invention, but does not constitute a limitation of the present invention. In addition, the technical features involved in each implementation method of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0019] Embodiment 1

[0020] See also Figure 1-Figure 4 The utility model provides a technical solution: an aeration device for sewage treatment, comprising an aeration tank 1, an arc plate 2 is fixedly connected to the upper edge of the aeration tank 1, a motor 3 is arranged at the lower end of the arc plate 2, a screw rod 4 is arranged at the output end of the motor 3, a guide groove 5 is provided on the inner wall of the aeration tank 1, a guide block 6 is slidably connected inside the guide groove 5, a movable plate 7 is fixedly connected to the front side of the guide block 6, a threaded hole 8 is arranged inside the movable plate 7, a fixed seat 15 is fixedly connected to the upper end of the movable plate 7, a support plate 9 is fixedly connected to the right side of the aeration tank 1, an aerator 10 is arranged at the upper end of the support plate 9, an air inlet pipe 11 is fixedly connected to the left side of the aerator 10, a short pipe 12 is fixedly connected to the other end of the air inlet pipe 11, a connecting pipe 13 is fixedly connected to the left side of the short pipe 12, an aeration head 14 is arranged at the upper end of the connecting pipe 13, and the number of the aeration heads 14 is multiple groups, and they are equidistantly arranged on the outside of the connecting pipe 13.

[0021] Specifically, the aerator 10 is turned on, and the gas generated by the aerator 10 enters the connecting pipe 13 through the air inlet pipe 11 and the short pipe 12. With the cooperation of the aeration head 14 outside the connecting pipe 13, the gas is discharged from the inside thereof to achieve sewage treatment. When the device stops, the motor 3 is turned on, and the motor 3 drives the screw 4 to rotate. Under the action of the threaded hole 8 inside the movable plate 7, the movable plate 7 drives the connecting plate 18 to descend, so that the lower end of the baffle 19 is tightly attached to the upper end of the aeration head 14 to achieve shielding of the aeration hole. During the movement of the movable plate 7, the guide block 6 slides inside the guide groove 5. With the cooperation of the guide block 6 and the guide groove 5, the stability of the movable plate 7 during movement can be increased. The position of the baffle 19 can be adjusted by the movable plate 7 and the threaded hole 8 in cooperation with the motor 3 and the screw 4, so that it can fit closely with the aeration head 14, effectively avoiding the problem of impurities in the water blocking the aeration head 14, and at the same time, the service life of the aeration device can be extended.

[0022] Embodiment 2

[0023] See also Figure 1-Figure 4The utility model provides a technical solution: an aeration device for sewage treatment, an adjusting groove 20 is provided inside a fixed seat 15, a spring 21 is provided inside the adjusting groove 20, a push block 22 is provided on one side of the spring 21, a clamping rod 23 is fixedly connected to the other side of the push block 22, a mounting groove 24 is provided inside the fixed seat 15 near the adjusting groove 20, a mounting rod 16 is provided inside the mounting groove 24, a clamping hole 17 is provided inside the mounting rod 16, a connecting plate 18 is fixedly connected to the right side of the mounting rod 16, a blocking bar 19 is fixedly connected to the right side of the connecting plate 18, and the push block 22 slides in the adjusting groove 20 through the spring 21.

[0024] Specifically, the push block 22 is pushed to one side, the push block 22 compresses the spring 21, the clamping rod 23 slides out from the inside of the clamping hole 17, and the connecting plate 18 is pulled upward, and the connecting plate 18 drives the mounting rod 16 to slide out from the inside of the mounting groove 24, thereby completing the removal of the baffle 19. Similarly, during installation, the mounting rod 16 is slid into the inside of the mounting groove 24, and the spring 21 rebounds and pushes the push block 22 to slide to one side, thereby making the clamping rod 23 enter the inside of the clamping hole 17, completing the fixation of the mounting rod 16, that is, realizing the installation of the baffle 19. The baffle 19 can be loaded and unloaded by means of the spring 21, the push block 22, the fixing rod, the mounting rod 16 and the clamping hole 17 inside it, thereby simplifying the operation process, so that the staff can quickly and conveniently perform maintenance and inspection work on the aeration head 14.

[0025] Working principle: When the aeration device for sewage treatment is in use, the aerator 10 is turned on, and the gas generated by the aerator 10 enters the connecting pipe 13 through the air inlet pipe 11 and the short pipe 12. With the cooperation of the aeration head 14 outside the connecting pipe 13, the gas is discharged from the inside thereof to achieve sewage treatment. When the device stops, the motor 3 is turned on, and the motor 3 drives the screw rod 4 to rotate. Under the action of the threaded hole 8 inside the movable plate 7, the movable plate 7 drives the connecting plate 18 to descend, so that the lower end of the baffle 19 is tightly attached to the upper end of the aeration head 14 to cover the aeration hole. During the movement of the movable plate 7, the guide block 6 slides inside the guide groove 5. With the cooperation of the guide block 6 and the guide groove 5, the stability of the movable plate 7 during movement can be increased. The position of the baffle 19 can be adjusted by the movable plate 7 and the threaded hole 8 in cooperation with the motor 3 and the screw rod 4, so that it can fit closely to the aeration head 14, effectively avoiding The problem of impurities in the water clogging the aeration head 14 can also be solved, and the service life of the aeration device can also be extended. When the aeration head 14 needs to be repaired, the push block 22 is pushed to one side, and the push block 22 compresses the spring 21, and the clamping rod 23 slides out from the inside of the clamping hole 17, and the connecting plate 18 is pulled upward. The connecting plate 18 drives the mounting rod 16 to slide out from the inside of the mounting groove 24, and the disassembly of the blocking bar 19 is completed. Similarly, during installation, the mounting rod 16 is slid into the inside of the mounting groove 24, and the spring 21 rebounds and pushes the push block 22 to slide to one side, thereby causing the clamping rod 23 to enter the inside of the clamping hole 17, and the fixing of the mounting rod 16 is completed, that is, the installation of the blocking bar 19 is realized. The spring 21, the push block 22, the fixing rod cooperate with the mounting rod 16 and the clamping hole 17 inside it to load and unload the blocking bar 19, thereby simplifying the operation process, so that the staff can quickly and conveniently perform maintenance and inspection work on the aeration head 14.

[0026] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. For those skilled in the art, various changes, modifications, substitutions and variations of these embodiments are made without departing from the principles and spirit of the present invention, and still fall within the scope of protection of the present invention.

Claims

1. An aeration device for sewage treatment, comprising an aeration tank (1), characterized in that: An arc-shaped plate (2) is fixedly connected to the upper edge of the aeration tank (1), a motor (3) is arranged at the lower end of the arc-shaped plate (2), a screw rod (4) is arranged at the output end of the motor (3), a guide groove (5) is provided on the inner wall of the aeration tank (1), a guide block (6) is slidably connected inside the guide groove (5), a movable plate (7) is fixedly connected to the front side of the guide block (6), and a fixed seat (15) is fixedly connected to the upper end of the movable plate (7).

2. The aeration device for sewage treatment according to claim 1, characterized in that: A support plate (9) is fixedly connected to the right side of the aeration tank (1), an aerator (10) is arranged at the upper end of the support plate (9), an air inlet pipe (11) is fixedly connected to the left side of the aerator (10), a short pipe (12) is fixedly connected to the other end of the air inlet pipe (11), a connecting pipe (13) is fixedly connected to the left side of the short pipe (12), and an aeration head (14) is arranged at the upper end of the connecting pipe (13).

3. The aeration device for sewage treatment according to claim 1, characterized in that: An adjusting groove (20) is provided inside the fixing seat (15), a spring (21) is provided inside the adjusting groove (20), a push block (22) is provided on one side of the spring (21), a clamping rod (23) is fixedly connected to the other side of the push block (22), and an installation groove (24) is provided inside the fixing seat (15) near the adjusting groove (20).

4. The aeration device for sewage treatment according to claim 3, characterized in that: A mounting rod (16) is arranged inside the mounting groove (24), a clamping hole (17) is opened inside the mounting rod (16), a connecting plate (18) is fixedly connected to the right side of the mounting rod (16), and a blocking bar (19) is fixedly connected to the right side of the connecting plate (18).

5. The aeration device for sewage treatment according to claim 2, characterized in that: The aeration heads (14) are provided in multiple groups and are arranged at equal distances outside the connecting pipe (13).

6. The aeration device for sewage treatment according to claim 3, characterized in that: The push block (22) slides in the adjustment slot (20) via a spring (21).

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