Aeration device for sewage treatment

Abstract

The utility model discloses an aeration device for sewage treatment, which relates to the technical field of sewage treatment, and comprises a treatment tank, two spraying cavities are arranged at the bottom end in the treatment tank, a plurality of aeration pipes are arranged between the two spraying cavities, dismounting structures are arranged between the aeration pipes and the two spraying cavities, and a lifting assembly is arranged between the two spraying cavities. According to the device, a second gear is engaged with two first gears, the two first gears drive two threaded sleeves to rotate correspondingly, the two threaded sleeves are in threaded connection with two threaded rods correspondingly, and the two threaded rods drive an annular extrusion block to move in the direction of a communicating pipeline through two adjusting plates correspondingly; at the moment, an insertion pipe drives an annular block to slide in a communication pipeline, the insertion pipe is moved out of an insertion hole, and then the plurality of aeration pipes between the two spraying cavities are lifted through a lifting structure, so that the plurality of aeration pipes can be taken out of the treatment tank and replaced by personnel.

Description

Technical Field

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

[0002] In water treatment processes, aeration equipment is a key component of both biological pretreatment of water and biological treatment of wastewater. Its function is to transfer oxygen from the air to the liquid in the aeration tank through the aeration device, providing the oxygen required for aerobic biological metabolism while also fully and evenly mixing the water in the tank to achieve the purpose of biological treatment.

[0003] The current publication number is CN220182977U, which is an aeration device for sewage treatment. It includes a treatment pool with an open top design, an aeration unit installed at the bottom of the treatment pool, and a cleaning unit installed correspondingly at the bottom of the treatment pool. The cleaning unit is arranged in coordination with the aeration unit, and the cleaning unit can assist in cleaning the aeration unit, and two stirring units are installed correspondingly at the top of the treatment pool.

[0004] Although the above solution has many advantages, it also has the following disadvantages: the aeration pipe is connected between the two spray chambers, and one of the spray chambers is connected to the connecting pipe, and both are arranged at the bottom end of the treatment tank. When the aeration pipe is damaged after long-term use, it is difficult for personnel to disassemble the connecting pipe and one of the spray chambers, and it is impossible to take out and replace multiple aeration pipes, which increases the difficulty of personnel replacing the aeration pipe. Utility Model Content

[0005] The purpose of the utility model is to provide an aeration device for sewage treatment, so as to solve the problem proposed in the prior art that an aeration pipe is connected between two spray chambers, one of which is connected to a connecting pipe, and both are arranged at the inner bottom end of a treatment tank. When the aeration pipe is damaged after long-term use, it is difficult for personnel to disassemble the connecting pipe and one of the spray chambers, and it is impossible to remove and replace multiple aeration pipes, which increases the difficulty of replacing the aeration pipes for personnel.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an aeration device for sewage treatment, comprising a treatment tank, wherein two spray chambers are provided at the bottom end of the treatment tank, a plurality of aeration pipes are provided between the two spray chambers, a disassembly structure is provided between the aeration pipe and the two spray chambers, a lifting assembly is provided between the two spray chambers, a plug hole is provided on the outside of one of the spray chambers, the plug hole is communicated with the inside of one of the spray chambers, an aerator is provided on the front side of the treatment tank, a connecting pipe is installed on the output end of the aerator, one end of the connecting pipe passes through the front side of the treatment tank and extends to the inside of the treatment tank, the connecting pipe is fixedly connected to the treatment tank, an annular block is slidably connected to the inside of one end of the connecting pipe, a cannula is fixedly connected to the inside of the annular block, a second sealing gasket is installed on one side of the annular block, and the second sealing gasket is in contact with the connecting pipe, One end of the cannula passes through one end of the communicating pipe and is slidably connected to the communicating pipe, one end of the cannula extends into the inside of the socket, an annular extrusion block is fixedly connected to the outside of the cannula, a third sealing gasket is installed on one side of the annular extrusion block, the third sealing gasket is in contact with one of the spray chambers, and adjustment plates are fixedly connected on both sides of the annular extrusion block, one side of the two adjusting plates are fixedly connected to a threaded rod, the outer side of the threaded rod is threadedly connected to a threaded sleeve, one end of the threaded sleeve passes through the inner side of the processing pool and is rotatably connected to the processing pool, the outer side of one end of the two threaded sleeves is fixedly connected to a first gear, the two first gears are meshed with a second gear, the inner side of the second gear is fixedly connected to a rotating drum, the rotating drum is rotatably connected to the front side of the processing pool, the outer side of the rotating drum is fixedly connected to a worm gear, and the outer side of the worm gear is meshed with a worm.

[0007] Preferably, a base is provided at the bottom of the treatment tank, and four support blocks are fixedly connected to the top of the base, and the four support blocks are fixedly connected to the four corners of the bottom of the treatment tank.

[0008] Preferably, the disassembly structure includes two first flanges, the two first flanges are fixedly connected to the outer sides of both ends of the aeration pipe, a second flange is provided on one side of the two first flanges, the two second flanges are respectively fixedly connected to the opposite sides of the two spray chambers, a first sealing gasket is installed on one side of the two first flanges, the two first sealing gaskets are respectively in contact with the two second flanges, the first flange and the second flange are respectively fixed by bolts, and the setting of the first sealing gasket can seal the connection between the first flange and the second flange.

[0009] Preferably, the lifting assembly includes a frame, which is arranged on the top of the treatment tank and in contact with the treatment tank, and two sets of stirring structures are installed on the frame, and the four corners of the bottom of the frame are fixedly connected to sliding rods, and the four corners of the top of the treatment tank are provided with sliding grooves, and the sliding rods are arranged inside the sliding grooves and are slidingly connected to the treatment tank, and two L-shaped connecting rods are fixedly connected on both sides of the frame, and the two L-shaped connecting rods are fixedly connected to the spray chamber. The setting of multiple sliding rods can improve the stability of the frame's up and down movement.

[0010] Preferably, the lifting assembly also includes two connecting blocks, both of which are fixedly connected to the two sides of the frame, the bottoms of the two connecting blocks are fixedly connected to hydraulic rods, the bottom ends of the two hydraulic rods are fixedly connected to the base, the outer sides of the two hydraulic rods are fixedly connected to connecting seats, and the two connecting seats are fixedly connected to the treatment pool.

[0011] Preferably, a fixing plate is fixedly connected to the front side of the treatment tank, and the aerator is fixedly connected to the top of the fixing plate.

[0012] Preferably, a fixed block is rotatably connected to the outer side of one end of the worm, and the fixed block is fixedly connected to the front side of the treatment tank. A turning handle is installed at one end of the worm, and the setting of the fixed block provides rotational support for the worm.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] 1. In this application, the second gear is engaged with the two first gears, and the two first gears respectively drive the two threaded sleeves to rotate. The two threaded sleeves are respectively threadedly connected to the two threaded rods. The two threaded rods respectively drive the annular extrusion block to move toward the connecting pipe through two adjustment plates. At this time, the insert tube drives the annular block to slide inside the connecting pipe, and the insert tube is moved out from the inside of the socket. Then, the multiple aeration pipes between the two spray chambers are lifted by the lifting structure, so that personnel can take out and replace the multiple aeration pipes from the inside of the treatment tank.

[0015] 2. In the present application, two hydraulic rods are used to lift the frame through two connecting blocks, and four sliding rods slide in four slide grooves respectively. The frame drives the two spray chambers to lift upward through multiple L-shaped connecting rods, and the two sets of stirring structures also move accordingly. The two spray chambers can be used to lift multiple aeration pipes to a certain position. The bolts on the first flange are removed, and the aeration pipe can be removed from between the two spray chambers, so that a new aeration pipe can be replaced, which improves the practicality of the device and facilitates personnel operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of an aeration device for sewage treatment according to the utility model;

[0017] Figure 2This is a cross-sectional view of a treatment tank of an aeration device for sewage treatment according to the utility model;

[0018] Figure 3 This is a schematic diagram of the aeration pipe structure of an aeration device for sewage treatment according to the utility model;

[0019] Figure 4 This is a cross-sectional view of the connecting pipes of an aeration device for sewage treatment according to the utility model.

[0020] Numbers in the figure: 1. treatment tank; 100. base; 101. support block; 2. frame; 3. spray chamber; 4. L-shaped connecting rod; 5. sliding rod; 6. aeration pipe; 7. first flange; 8. second flange; 9. first sealing gasket; 10. socket; 11. connecting block; 12. hydraulic rod; 13. connecting seat; 14. stirring structure; 15. aerator; 16. connecting pipe; 17. annular block; 18. insert; 19. second sealing gasket; 20. annular extrusion block; 21. third sealing gasket; 22. adjusting plate; 23. threaded rod; 24. threaded sleeve; 25. first gear; 26. second gear; 27. rotating drum; 28. worm gear; 29. ​​worm. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] Example: Figure 1 - Figure 4 As shown, the utility model provides a technical solution of an aeration device for sewage treatment, including a treatment tank 1, a base 100 is provided at the bottom of the treatment tank 1, four support blocks 101 are fixedly connected to the top of the base 100, and the four support blocks 101 are fixedly connected to the four corners of the bottom of the treatment tank 1, two spray chambers 3 are provided at the bottom end of the treatment tank 1, a plurality of aeration pipes 6 are provided between the two spray chambers 3, a disassembly structure is provided between the aeration pipe 6 and the two spray chambers 3, a lifting assembly is provided between the two spray chambers 3, a socket 10 is provided on the outside of one of the spray chambers 3, and the socket 10 is communicated with the inside of one of the spray chambers 3, an aerator 15 is provided on the front side of the treatment tank 1, a fixing plate is fixedly connected to the front side of the treatment tank 1, and the aerator 15 is fixedly connected to the top of the fixing plate;

[0023] A communicating pipe 16 is installed at the output end of the aerator 15. One end of the communicating pipe 16 passes through the front side of the treatment tank 1 and extends to the inside of the treatment tank 1. The communicating pipe 16 is fixedly connected to the treatment tank 1. An annular block 17 is slidably connected to the inside of the annular block 17. A cannula 18 is fixedly connected to the inside of the annular block 17. A second sealing gasket 19 is installed on one side of the annular block 17. The second sealing gasket 19 is in contact with the communicating pipe 16. One end of the cannula 18 passes through one end of the communicating pipe 16 and is slidably connected to the communicating pipe 16. One end of the cannula 18 extends to the inside of the socket 10. An annular extrusion block 20 is fixedly connected to the outside of the cannula 18. A third sealing gasket 21 is installed on one side of the annular extrusion block 20. The third sealing gasket 21 is in contact with one of the spray chambers 3. Adjustment plates 22 are fixedly connected to both sides of the pressure block 20, and one side of the two adjustment plates 22 is fixedly connected to a threaded rod 23, and the outer side of the threaded rod 23 is threadedly connected to a threaded sleeve 24, one end of the threaded sleeve 24 passes through the inner side of the treatment tank 1 and is rotatably connected to the treatment tank 1, and the outer side of one end of the two threaded sleeves 24 is fixedly connected to a first gear 25, and a second gear 26 is meshed between the two first gears 25. A rotating drum 27 is fixedly connected to the inner side of the second gear 26, and the rotating drum 27 is rotatably connected to the front side of the treatment tank 1. A worm gear 28 is fixedly connected to the outer side of the rotating drum 27, and a worm 29 is meshed with the outer side of the worm gear 28. The outer side of one end of the worm 29 is rotatably connected to a fixed block, and the fixed block is fixedly connected to the front side of the treatment tank 1. A turning handle is installed at one end of the worm 29.

[0024] Specifically, by turning the handle, the worm 29 engages with the worm wheel 28, and the worm wheel 28 drives the second gear 26 to rotate through the rotating cylinder 27. The second gear 26 engages with the two first gears 25, and the two first gears 25 respectively drive the two threaded sleeves 24 to rotate. The two threaded sleeves 24 are respectively threadedly connected to the two threaded rods 23. The two threaded rods 23 respectively drive the annular extrusion block 20 to move toward the connecting pipe 16 through the two adjusting plates 22. At this time, the cannula 18 drives the annular block 17 to slide inside the connecting pipe 16, and the cannula 18 is moved out from the inside of the socket 10. Then, the multiple aeration pipes 6 between the two spray chambers 3 are lifted by the lifting structure so that personnel can take out and replace the multiple aeration pipes 6 from the inside of the treatment tank 1.

[0025] Example: Figure 1 - Figure 3As shown, the lifting assembly includes a frame 2, which is arranged on the top of the treatment tank 1 and in contact with the treatment tank 1, and two sets of stirring structures 14 are installed on the frame 2, and the four corners of the bottom of the frame 2 are fixedly connected to the sliding rods 5, and the four corners of the top of the treatment tank 1 are provided with sliding grooves, and the sliding rods 5 are arranged inside the sliding grooves and are slidingly connected to the treatment tank 1, and two L-shaped connecting rods 4 are fixedly connected on both sides of the inside of the frame 2, and the two L-shaped connecting rods 4 are fixedly connected to the spray chamber 3. The lifting assembly also includes two connecting blocks 11, and the two connecting blocks 11 are fixedly connected to both sides of the frame 2. The bottoms of the two connecting blocks 11 are fixedly connected to hydraulic rods 12, and the bottom ends of the two hydraulic rods 12 are fixedly connected to the base 100. The outer sides of the two hydraulic rods 12 are fixedly connected to connecting seats 13, and the two connecting seats 13 are fixedly connected to the treatment tank 1.

[0026] The disassembly structure includes two first flanges 7, which are fixedly connected to the outer sides of both ends of the aeration pipe 6. A second flange 8 is provided on one side of the two first flanges 7, and the two second flanges 8 are respectively fixedly connected to the opposite sides of the two spray chambers 3. A first sealing gasket 9 is installed on one side of the two first flanges 7. The two first sealing gaskets 9 are respectively in contact with the two second flanges 8, and the first flange 7 and the second flange 8 are respectively fixed by bolts.

[0027] Specifically, the two hydraulic rods 12 are started, and the two hydraulic rods 12 lift the frame 2 through the two connecting blocks 11, and the four sliding rods 5 slide in the four sliding grooves respectively. The frame 2 drives the two spray chambers 3 to be lifted upward through multiple L-shaped connecting rods 4, and the two sets of stirring structures 14 also move accordingly. The multiple aeration pipes 6 can be lifted to a certain position through the two spray chambers 3, and the bolts on the first flange 7 can be removed. The aeration pipe 6 can be removed from between the two spray chambers 3, so that a new aeration pipe 6 can be replaced, which improves the practicality of the device and facilitates personnel operation.

[0028] As for the technology of the stirring structure 14, the solution of an aeration device for sewage treatment with publication number CN220182977U is adopted.

[0029] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. An aeration device for sewage treatment, characterized in that: The invention comprises a treatment pool (1), wherein two spray chambers (3) are provided at the bottom of the treatment pool (1), a plurality of aeration pipes (6) are provided between the two spray chambers (3), a disassembly structure is provided between the aeration pipes (6) and the two spray chambers (3), a lifting assembly is provided between the two spray chambers (3), a socket (10) is provided on the outside of one of the spray chambers (3), the socket (10) is communicated with the inside of one of the spray chambers (3), an aerator (15) is provided on the front side of the treatment pool (1), and a connecting pipe (16) is installed at the output end of the aerator (15). ), one end of the communicating pipe (16) passes through the front side of the treatment pool (1) and extends into the interior of the treatment pool (1), the communicating pipe (16) is fixedly connected to the treatment pool (1), one end of the communicating pipe (16) is internally slidably connected to an annular block (17), the inner side of the annular block (17) is fixedly connected to a cannula (18), one side of the annular block (17) is installed with a second sealing gasket (19), the second sealing gasket (19) is in contact with the communicating pipe (16), one end of the cannula (18) passes through one end of the communicating pipe (16) and is in contact with the communicating pipe (16) Sliding connection, one end of the insert tube (18) extends into the interior of the insert hole (10), the outer side of the insert tube (18) is fixedly connected to an annular extrusion block (20), one side of the annular extrusion block (20) is installed with a third sealing gasket (21), the third sealing gasket (21) is in contact with one of the spray chambers (3), the two sides of the annular extrusion block (20) are fixedly connected to adjustment plates (22), one side of the two adjustment plates (22) are fixedly connected to a threaded rod (23), the outer side of the threaded rod (23) is threadedly connected to a threaded sleeve (24), One end of each of the threaded sleeves (24) passes through the inner side of the treatment tank (1) and is rotatably connected to the treatment tank (1); the outer sides of each of the two threaded sleeves (24) are fixedly connected to a first gear (25); a second gear (26) is meshedly connected between the two first gears (25); a rotating drum (27) is fixedly connected to the inner side of the second gear (26); the rotating drum (27) is rotatably connected to the front side of the treatment tank (1); a worm gear (28) is fixedly connected to the outer side of the rotating drum (27); and a worm (29) is meshedly connected to the outer side of the worm gear (28).

2. The aeration device for sewage treatment according to claim 1, characterized in that: A base (100) is provided at the bottom of the treatment tank (1), and four support blocks (101) are fixedly connected to the top of the base (100), and the four support blocks (101) are all fixedly connected to the four corners of the bottom of the treatment tank (1).

3. The aeration device for sewage treatment according to claim 1, characterized in that: The disassembly structure comprises two first flanges (7), the two first flanges (7) are fixedly connected to the outer sides of both ends of the aeration pipe (6), a second flange (8) is provided on one side of the two first flanges (7), the two second flanges (8) are respectively fixedly connected to the opposite sides of the two spray chambers (3), a first sealing gasket (9) is installed on one side of the two first flanges (7), the two first sealing gaskets (9) are respectively in contact with the two second flanges (8), and the first flanges (7) and the second flanges (8) are respectively fixed by bolts.

4. The aeration device for sewage treatment according to claim 2, characterized in that: The lifting assembly comprises a frame (2), the frame (2) being arranged on the top of the treatment tank (1) and in contact with the treatment tank (1), two sets of stirring structures (14) being installed on the frame (2), the four corners of the bottom of the frame (2) being fixedly connected with sliding rods (5), the four corners of the top of the treatment tank (1) being provided with sliding grooves, the sliding rods (5) being arranged inside the sliding grooves and being slidably connected with the treatment tank (1), two L-shaped connecting rods (4) being fixedly connected to both sides of the interior of the frame (2), and the two L-shaped connecting rods (4) being fixedly connected to the spray chamber (3).

5. The aeration device for sewage treatment according to claim 4, characterized in that: The lifting assembly further comprises two connecting blocks (11), both connecting blocks (11) are fixedly connected to both sides of the frame (2), the bottoms of the two connecting blocks (11) are fixedly connected to hydraulic rods (12), the bottom ends of the two hydraulic rods (12) are fixedly connected to the base (100), the outer sides of the two hydraulic rods (12) are fixedly connected to connecting seats (13), and the two connecting seats (13) are fixedly connected to the treatment tank (1).

6. The aeration device for sewage treatment according to claim 1, characterized in that: A fixing plate is fixedly connected to the front side of the treatment tank (1), and the aerator (15) is fixedly connected to the top of the fixing plate.

7. The aeration device for sewage treatment according to claim 1, characterized in that: One end of the worm (29) is rotatably connected to the outside of a fixed block, and the fixed block is fixedly connected to the front side of the treatment tank (1). One end of the worm (29) is equipped with a turning handle.

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