CN217051787U - Domestic sewage aeration treatment device - Google Patents
Domestic sewage aeration treatment device Download PDFInfo
- Publication number
- CN217051787U CN217051787U CN202123445222.9U CN202123445222U CN217051787U CN 217051787 U CN217051787 U CN 217051787U CN 202123445222 U CN202123445222 U CN 202123445222U CN 217051787 U CN217051787 U CN 217051787U
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- China
- Prior art keywords
- rotating shaft
- domestic sewage
- air
- treatment device
- cover plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000010865 sewage Substances 0.000 title claims abstract description 62
- 238000005273 aeration Methods 0.000 title claims abstract description 42
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 210000003437 trachea Anatomy 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 238000003756 stirring Methods 0.000 description 7
- 238000007789 sealing Methods 0.000 description 6
- 238000004062 sedimentation Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- 230000007306 turnover Effects 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Landscapes
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The utility model discloses a domestic sewage aeration treatment device, which comprises a barrel, wherein a containing cavity with an opening at the upper end is arranged in the barrel and is used for containing domestic sewage; the upper end of the accommodating cavity is fixedly provided with a cover plate, the upper end of the cover plate is provided with an inlet pipe and an outlet pipe which are communicated with the accommodating cavity, the lower end of the barrel is provided with a discharge pipe communicated with the accommodating cavity, the cover plate is rotationally connected with a rotating shaft, the lower end of the rotating shaft is rotationally connected to the central position of the bottom of the accommodating cavity, the outer side of the circumference of the rotating shaft is provided with a plurality of radial rods, a first air hole with an opening at the upper end is formed in the rotating shaft, a second air hole communicated with the first air hole is formed in each radial rod, and an air outlet communicated with the second air hole is formed in the outer side of the circumference of each radial rod; a power mechanism for driving the rotating shaft to rotate is arranged at the upper end of the cover plate; the domestic sewage aeration treatment device is simple in structure and can greatly improve the aeration effect.
Description
Technical Field
The utility model relates to a sewage treatment plant technical field especially relates to a domestic sewage aeration treatment device.
Background
Along with the improvement of people's standard of living, domestic sewage discharges more and more seriously, its structure of current domestic sewage aeration treatment device is complicated, and manufacturing cost is high, sewage treatment is inefficient, and a large amount of sewage also causes environmental pollution each year, has wasted a large amount of water resources. In the domestic sewage treatment process, an aeration means is generally adopted, even if air is in strong contact with water, and the purpose is to dissolve oxygen in the air into the water or to discharge unnecessary gases and volatile substances in the water into the air. In other words, it is a means of facilitating mass exchange between gas and liquid. Oxygen in the air is transferred to water through aeration, and the oxygen is transferred from a gas phase to a liquid phase through mass transfer. At present, a common aeration tank is generally aerated by blast aeration or mechanical aeration, wherein the blast aeration is used for introducing air into sludge, and the mechanical aeration is used for enabling the sludge to be in contact with the air by stirring. The utility model discloses a utility model patent application number is CN201821105463.4 discloses a high-efficient aeration tank for handling domestic sewage, including the sedimentation tank, the welding has the blow off pipe on the bottom outer wall of sedimentation tank, and has cup jointed the blowdown lid on one side outer wall of blow off pipe, the welding has the connecting pipe on one side outer wall of sedimentation tank, the welding has first filter screen on one side inner wall of sedimentation tank, and first filter screen is close to the mouth of pipe position of connecting pipe, the welding has the aeration tank casing on one side outer wall that the sedimentation tank was kept away from to the connecting pipe, and smears on the inner wall of aeration tank casing and contain biological horizontal filler, it has the air vent to open on the top outer wall of aeration tank casing, the welding has servo motor on the top outer wall of aeration tank casing. The utility model can improve the aeration effect of the aeration tank, but has a complex structure.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects existing in the prior art, the utility model provides a domestic sewage aeration treatment device, which not only has simple structure, but also can greatly improve the aeration effect.
The technical scheme of the utility model is realized like this:
an aeration treatment device for domestic sewage comprises a cylinder body, wherein a containing cavity with an opening at the upper end is arranged in the cylinder body and is used for containing the domestic sewage; the upper end of the accommodating cavity is fixedly provided with a cover plate, the upper end of the cover plate is provided with an inlet pipe and an outlet pipe which are communicated with the accommodating cavity, the lower end of the barrel is provided with a discharge pipe communicated with the accommodating cavity, the cover plate is rotatably connected with a rotating shaft, the lower end of the rotating shaft is rotatably connected to the central position of the bottom of the accommodating cavity, the outer side of the circumference of the rotating shaft is provided with a plurality of radial rods, a first air hole with an opening at the upper end is formed in the rotating shaft, a second air hole communicated with the first air hole is formed in each radial rod, and the outer side of the circumference of each radial rod is provided with an air outlet communicated with the second air hole; and a power mechanism for driving the rotating shaft to rotate is arranged at the upper end of the cover plate.
Through the technical scheme, when the domestic sewage aeration treatment device is used, domestic sewage is sent into the containing cavity through the inlet pipe, when the domestic sewage needs to be aerated, the outlet pipe is opened, the power mechanism is controlled to drive the rotating shaft to rotate, and meanwhile high-pressure air is introduced into the first air hole; the rotating shaft drives the radial rod to stir in the accommodating cavity when rotating, and meanwhile, high-pressure air in the first air hole passes through the second air hole and is introduced into domestic sewage from the air outlet on the radial rod, so that the efficient aeration of the domestic sewage is realized; when the domestic sewage in the accommodating cavity needs to be discharged, the discharge pipe is opened; the utility model is not only simple in structure, let in highly-compressed air in domestic sewage when stirring domestic sewage moreover, improved domestic sewage's aeration efficiency greatly.
Furthermore, the outer side of each radial rod is provided with an inclined blade plate, and when the rotating shaft drives the radial rods to rotate, the blade plates push the domestic sewage to move towards the bottom of the accommodating cavity; the blades are arranged to push the domestic sewage to turn over downwards when the rotating shaft rotates, so that the domestic sewage aeration effect is further greatly improved.
Furthermore, the power mechanism comprises a power motor, convex plates are arranged at the upper end of the cover plate on two sides of the rotating shaft, a transverse plate is arranged between the two convex plates, and the upper end of the rotating shaft is rotatably connected in the transverse plate; a driven gear is fixedly arranged on the rotating shaft and is positioned between the cover plate and the transverse plate, the power motor is fixedly arranged on the transverse plate, an output shaft of the power motor is vertically downward and is fixedly provided with a driving gear meshed with the driven gear, and the driving gear is positioned between the cover plate and the transverse plate; and the driving gear drives the rotating shaft to rotate through the driven gear when rotating.
Through above-mentioned technical scheme, power unit during operation, power motor drive driving gear rotates, and the driving gear drives the driven gear rotation rather than the meshing, and driven gear drives the pivot and rotates.
Furthermore, an annular convex edge is arranged at the upper end of the transverse plate on the outer side of the rotating shaft, a connecting block is arranged in the annular convex edge, a convex column extending into the first air hole is arranged at the lower end of the connecting block, and the convex column is rotatably connected with the first air hole; an air pipe head is arranged at the upper end of the connecting block; third air holes communicated with the air pipe heads are formed in the connecting blocks and the convex columns; the annular convex edge is in threaded connection with a sealing cover sleeved on the air pipe head, and the sealing cover is used for limiting the connecting block in the annular convex edge; the reliable connection of the air pipe head and the first air hole can be ensured by arranging the connecting block, the convex column and the sealing cover; when the first air hole is ventilated, only high-pressure air is needed to be introduced into the air pipe head, and the high-pressure air enters the first air hole through the air pipe head and the third air hole.
Furthermore, the lower end of the cylinder body is provided with supporting legs; the supporting legs are arranged, so that the barrel can be conveniently placed, and meanwhile, the discharge pipe can be conveniently connected.
Further, an air inlet one-way valve is arranged in the first air hole; the air inlet one-way valve is arranged to prevent domestic sewage from flowing back into the first air hole from the air outlet and the second air hole when high-pressure air stops being introduced into the first air hole.
The utility model has the advantages of: when the domestic sewage aeration treatment device is used, domestic sewage is sent into the containing cavity through the inlet pipe, when the domestic sewage needs to be aerated, the outlet pipe is opened, the power mechanism is controlled to drive the rotating shaft to rotate, and high-pressure air is introduced into the first air hole; the rotating shaft drives the radial rod to stir in the accommodating cavity when rotating, and meanwhile, high-pressure air in the first air hole passes through the second air hole and is introduced into domestic sewage from the air outlet on the radial rod, so that efficient aeration of the domestic sewage is realized; when the domestic sewage in the accommodating cavity needs to be discharged, the discharge pipe is opened; the utility model not only has simple structure, but also introduces high-pressure air into the domestic sewage while stirring the domestic sewage, thereby greatly improving the aeration efficiency of the domestic sewage; in addition, the blades are arranged to push the domestic sewage to turn over downwards when the rotating shaft rotates, so that the aeration effect of the domestic sewage is further greatly improved.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a top view of the present invention;
FIG. 4 is a sectional view taken along line B-B of FIG. 2;
FIG. 5 is an enlarged view of the structure at A in FIG. 4;
fig. 6 is a schematic view of a connection structure of the rotating shaft and the cover plate.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
As shown in fig. 1 to 6, the aeration treatment device for domestic sewage comprises a cylinder 1, wherein a containing cavity 1a with an opening at the upper end is arranged in the cylinder 1, and the containing cavity 1a is used for containing domestic sewage; the lower end of the cylinder body 1 is provided with a supporting leg 2; the upper end of the accommodating cavity 1a is fixedly provided with a cover plate 3, the upper end of the cover plate 3 is provided with an inlet pipe 4 and an outlet pipe 5 which are communicated with the accommodating cavity 1a, the lower end of the cylinder body 1 is provided with a discharge pipe 6 communicated with the accommodating cavity 1a, the cover plate 3 is rotatably connected with a rotating shaft 7, the lower end of the rotating shaft 7 is rotatably connected to the central position of the bottom of the accommodating cavity 1a, the outer side of the circumference of the rotating shaft 7 is provided with a plurality of radial rods 8, the outer side of each radial rod 8 is provided with an inclined vane 9, and when the rotating shaft 7 drives the radial rods 8 to rotate, the vane 9 pushes domestic sewage to move towards the bottom of the accommodating cavity 1 a; a first air hole 7a with an opening at the upper end is formed in the rotating shaft 7, a second air hole 8a communicated with the first air hole 7a is formed in each radial rod 8, and an air outlet 8b communicated with the second air hole 8a is formed in the outer side of the circumference of each radial rod 8; and a power mechanism for driving the rotating shaft 7 to rotate is arranged at the upper end of the cover plate 3.
In addition, in order to prevent domestic sewage from flowing back into the first air hole 7a from the air outlet 8b and the second air hole 8a, an air inlet one-way valve 10 is arranged in the first air hole 7 a.
In this embodiment, the power mechanism includes a power motor 11, the upper end of the cover plate 3 is provided with a protruding plate 3a on both sides of the rotating shaft 7, a transverse plate 3b is arranged between the two protruding plates 3a, and the upper end of the rotating shaft 7 is rotatably connected in the transverse plate 3 b; a driven gear 12 is fixedly arranged on the rotating shaft 7, the driven gear 12 is positioned between the cover plate 3 and the transverse plate 3b, the power motor 11 is fixedly arranged on the transverse plate 3b, an output shaft of the power motor 11 is vertically downward and is fixedly provided with a driving gear 13 meshed with the driven gear 12, and the driving gear 13 is positioned between the cover plate 3 and the transverse plate 3 b; the driving gear 13 drives the rotating shaft 7 to rotate through the driven gear 12 when rotating.
In this embodiment, an annular convex edge 3c is disposed at the upper end of the transverse plate 3b and outside the rotating shaft 7, a connecting block 14 is disposed in the annular convex edge 3c, a convex column 141 extending into the first air hole 7a is disposed at the lower end of the connecting block 14, and the convex column 141 is rotatably connected with the first air hole 7 a; an air pipe head 142 is arranged at the upper end of the connecting block 14; a third air hole 14a communicated with the air pipe head 142 is formed in the connecting block 14 and the convex column 141; the annular flange 3c is in threaded connection with a sealing cover 15 sleeved on the air pipe head 142, and the sealing cover 15 is used for limiting the connecting block 14 in the annular flange 3 c; the reliable connection of the air pipe head 142 and the first air hole 7a can be ensured by arranging the connecting block 14, the convex column 141 and the sealing cover 15; when the first air hole 7a is ventilated, only high-pressure air needs to be introduced into the air pipe head 142, and the high-pressure air enters the first air hole 7a through the air pipe head 142 and the third air hole 14 a.
When the domestic sewage aeration treatment device is used, domestic sewage is fed into the accommodating cavity 1a through the inlet pipe 4, when the domestic sewage needs to be aerated, the outlet pipe 5 is opened to electrify the power motor 11, the power motor 11 drives the driving gear 13 to rotate, the driving gear 13 drives the driven gear 12 meshed with the driving gear to rotate, the driven gear 12 drives the rotating shaft 7 to rotate, and meanwhile, high-pressure air is introduced into the air pipe head 142; when the rotating shaft 7 rotates, the radial rod 8 is driven to stir in the accommodating cavity 1a, and the radial rod 8 drives the blade plate 9 to drive the domestic sewage to turn over downwards; meanwhile, high-pressure air in the air pipe head 142 enters the first air hole 7a through the third air hole 14a, enters the second air hole 8a through the air inlet one-way valve 10, and is introduced into domestic sewage through the air outlet 8b on the radial rod 8, so that efficient aeration of the domestic sewage is realized. When the domestic sewage in the accommodating cavity 1a needs to be discharged, the discharge pipe 6 is opened; the utility model is not only simple in structure, moreover stir, turn over and gush domestic sewage and let in highly-compressed air in to domestic sewage, improved domestic sewage's aeration efficiency greatly.
The above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. An aeration treatment device for domestic sewage comprises a barrel, wherein a containing cavity with an opening at the upper end is arranged in the barrel and is used for containing the domestic sewage; the improved barrel is characterized in that a rotating shaft is rotationally connected to the cover plate, the lower end of the rotating shaft is rotationally connected to the central position of the bottom of the accommodating cavity, a plurality of radial rods are arranged on the outer side of the circumference of the rotating shaft, first air holes with openings at the upper ends are formed in the rotating shaft, second air holes communicated with the first air holes are formed in each radial rod, and air outlets communicated with the second air holes are formed in the outer side of the circumference of each radial rod; and a power mechanism for driving the rotating shaft to rotate is arranged at the upper end of the cover plate.
2. An aeration treatment device for domestic sewage according to claim 1, wherein an inclined blade is provided on the outer side of each radial rod, and when the radial rods are rotated by the rotation shaft, the blades push the domestic sewage to move towards the bottom of the accommodating chamber.
3. An aeration treatment device for domestic sewage according to claim 1, wherein the power mechanism comprises a power motor, the upper end of the cover plate is provided with convex plates at both sides of the rotating shaft, a transverse plate is arranged between the two convex plates, and the upper end of the rotating shaft is rotatably connected in the transverse plate; a driven gear is fixedly arranged on the rotating shaft and is positioned between the cover plate and the transverse plate, the power motor is fixedly arranged on the transverse plate, an output shaft of the power motor is vertically downward and is fixedly provided with a driving gear meshed with the driven gear, and the driving gear is positioned between the cover plate and the transverse plate; and when the driving gear rotates, the rotating shaft is driven to rotate by the driven gear.
4. An aeration treatment device for domestic sewage according to claim 3, wherein the upper end of the transverse plate is provided with an annular convex edge outside the rotating shaft, a connecting block is arranged in the annular convex edge, the lower end of the connecting block is provided with a convex column extending into the first air hole, and the convex column is rotatably connected with the first air hole; an air pipe head is arranged at the upper end of the connecting block; third air holes communicated with the air pipe heads are formed in the connecting blocks and the convex columns; threaded connection has the sealed lid of cup jointing on the trachea head on the annular flange, sealed lid is used for restricting the connecting block in the annular flange.
5. An aeration treatment device for domestic sewage according to claim 1, wherein the lower end of the cylinder is provided with a supporting leg.
6. An aeration treatment device for domestic sewage according to claim 1, wherein an air inlet check valve is provided in the first air hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123445222.9U CN217051787U (en) | 2021-12-30 | 2021-12-30 | Domestic sewage aeration treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123445222.9U CN217051787U (en) | 2021-12-30 | 2021-12-30 | Domestic sewage aeration treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217051787U true CN217051787U (en) | 2022-07-26 |
Family
ID=82481375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123445222.9U Expired - Fee Related CN217051787U (en) | 2021-12-30 | 2021-12-30 | Domestic sewage aeration treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217051787U (en) |
-
2021
- 2021-12-30 CN CN202123445222.9U patent/CN217051787U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220726 |