CN221117156U - Device for defoaming treatment of aerobic tank - Google Patents
Device for defoaming treatment of aerobic tank Download PDFInfo
- Publication number
- CN221117156U CN221117156U CN202322693565.XU CN202322693565U CN221117156U CN 221117156 U CN221117156 U CN 221117156U CN 202322693565 U CN202322693565 U CN 202322693565U CN 221117156 U CN221117156 U CN 221117156U
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- CN
- China
- Prior art keywords
- foam
- pipe
- aerobic tank
- water
- treatment
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Links
- 239000006260 foam Substances 0.000 claims abstract description 68
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 57
- 239000007921 spray Substances 0.000 claims abstract description 30
- 239000007788 liquid Substances 0.000 claims abstract description 22
- 238000010521 absorption reaction Methods 0.000 claims abstract description 19
- 238000001914 filtration Methods 0.000 claims abstract description 12
- 239000006185 dispersion Substances 0.000 claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 230000008030 elimination Effects 0.000 abstract description 5
- 238000003379 elimination reaction Methods 0.000 abstract description 5
- 238000005507 spraying Methods 0.000 description 10
- 239000010865 sewage Substances 0.000 description 6
- 239000008235 industrial water Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Landscapes
- Activated Sludge Processes (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Degasification And Air Bubble Elimination (AREA)
Abstract
The utility model discloses a device for defoaming treatment of an aerobic tank, which comprises a plurality of spray columns arranged in the aerobic tank, a water outlet main pipe connected with the spray columns, and a water suction pump connected with the water outlet main pipe, wherein the water inlet end of the water suction pump is connected with a two-branch pipe, one end of the two-branch pipe is connected with a first water inlet pipe through a first electromagnetic valve, the first water inlet pipe extends to the bottom of the aerobic tank, the top of the spray columns is provided with a dispersion plate, and the dispersion plate is connected with the spray columns through a rotating mechanism; the spray column is connected with an absorption cover for absorbing foam, the absorption cover is connected with a foam concentration pipe through an absorption pipe, the other end of the foam concentration pipe is connected with a foam treatment box, a negative pressure fan, a gas-liquid separator and a filtering baffle are sequentially arranged in the foam treatment box from top to bottom, the foam concentration pipe is connected between the gas-liquid separator and the filtering baffle, and the bottom of the foam treatment box is connected with the other end of the two pipes through a return pipe and a second electromagnetic valve. The foam defoaming device can perform targeted treatment according to the amount of foam, and has high foam elimination efficiency and good foam defoaming effect.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a device for defoaming treatment of an aerobic tank.
Background
Foam generated in the biochemical treatment process of sewage in the aerobic tank forms a barrier layer between the liquid level and air, so that the dissolved oxygen in the tank is insufficient, and the sewage needs to be treated in time. The conventional treatment method adopts industrial water spraying, firstly increases sewage treatment capacity, secondly has a fixed spraying range, has insufficient defoaming efficiency, and in addition, foam can be continuously increased along with the rising of the liquid level, the situation of defoaming possibly cannot be guaranteed, and the defoaming effect cannot be guaranteed.
Disclosure of utility model
The utility model aims to solve the technical problems that the sewage treatment capacity is increased by adopting industrial water spraying, the spraying range is fixed, the defoaming efficiency is not enough, the situation of defoaming is possibly bad, the defoaming effect cannot be ensured and the like in the prior art.
The technical scheme of the utility model is as follows: the device for defoaming treatment of the aerobic tank comprises a plurality of spray columns arranged in the aerobic tank, a water outlet main pipe connected with each spray column and a water suction pump connected with the water outlet main pipe, wherein the water inlet end of the water suction pump is connected with two branch pipes, one end of each branch pipe is connected with a first water inlet pipe through a first electromagnetic valve, the first water inlet pipe extends to the bottom of the aerobic tank, the top of each spray column is provided with a dispersing plate, and the dispersing plate is connected with the spray column through a rotating mechanism; each spray column is further connected with an absorption cover for absorbing foam, each absorption cover is connected with a foam concentration pipe through an absorption pipe, the other end of the foam concentration pipe is connected with a foam treatment box, a negative pressure fan, a gas-liquid separator and a filtering baffle are sequentially arranged in the foam treatment box from top to bottom, the foam concentration pipe is connected between the gas-liquid separator and the filtering baffle, and the bottom of the foam treatment box is connected with the other end of the secondary pipe through a water return pipe and a second electromagnetic valve.
Further, the rotating mechanism comprises a first side stand connected to one side of the spray column, and the dispersing plate is rotatably installed on the first side stand by motor driving.
Further, in the utility model, the absorption cover is connected to the other side of the spray column through the second side stand, and the absorption pipe is connected to the top of the absorption cover.
Further, in the utility model, the top of the foam treatment box is provided with an exhaust port, and the bottom of the foam treatment box is provided with a liquid level sensor.
Furthermore, one end of the water outlet main pipe is fixedly arranged on the inner wall of the aerobic tank, and the water suction pump and the foam treatment tank are respectively arranged on the inner walls of the two sides of the top of the aerobic tank.
Compared with the prior art, the utility model has the following advantages: according to the utility model, the water in the aerobic tank can be directly pumped for spraying according to the amount of the foam, when the foam is less, the foam is eliminated by utilizing the formed water curtain, the sewage treatment amount is not increased, the spraying range is adjustable, the elimination area is increased, and the defoaming effect is improved; when the foam is more, utilize the absorption cover to absorb foam and handle the case centralized processing to the foam, the foam forms the liquid droplet under the effect of gas-liquid separator, and the bottom of processing the case is handled to the foam after filtering the baffle filtration to can regard as reuse water to further spray the defoaming, improve the elimination efficiency of foam greatly, guaranteed the defoaming effect.
Drawings
FIG. 1 is a schematic view of the present utility model in a state where less foam is treated (where solid arrows indicate water flow direction);
FIG. 2 is a schematic view of the present utility model in a state where more foam is treated (wherein the dashed arrows indicate the flow direction of the foam and the solid arrows indicate the flow direction of the water flow);
fig. 3 is a schematic structural view of a rotating mechanism according to the present utility model.
Wherein: 1. spraying columns; 2. a water outlet main pipe; 3. a water pump; 4. a secondary pipe; 5. a first electromagnetic valve; 6. a first water inlet pipe; 7. a dispersion plate; 8. a rotating mechanism; 8a, a first side stand; 9. an absorption cover; 9a, a second side stand; 10. an absorption tube; 11. a foam concentrate pipe; 12. a foam treatment box; 13. a negative pressure fan; 14. a gas-liquid separator; 15. a filtering baffle; 16. a water return pipe; 17. a second electromagnetic valve; 18. an exhaust port; 19. a liquid level sensor; A. an aerobic tank; B. and (3) foaming.
Detailed Description
The following describes specific embodiments of the present utility model with reference to the drawings.
Examples:
The utility model relates to a specific implementation mode of a device for defoaming treatment of an aerobic tank, which mainly comprises a plurality of spray columns 1 arranged in the aerobic tank A, a water outlet main pipe 2 connected with each spray column 1, a water suction pump 3 connected with the water outlet main pipe 2, wherein a water inlet end of the water suction pump 3 is connected with a two-way pipe 4, one end of the two-way pipe 4 is connected with a first water inlet pipe 6 through a first electromagnetic valve 5, and the first water inlet pipe 6 extends to the bottom of the aerobic tank A.
The top of each spray column 1 is provided with a dispersion plate 7, and the dispersion plates 7 are connected with the spray columns 1 through a rotating mechanism 8. In this embodiment, referring to fig. 3, the rotating mechanism 8 includes a first side stand 8a connected to one side of the spray post 1, and the dispersing plate 7 is rotatably installed on the first side stand 8a by a motor drive, and the dispersing plate 7 can be driven to rotate by a certain angle by the motor, so as to change the spray range.
An absorbing cover 9 for absorbing foam B is also connected to each spray column 1, and the absorbing cover 9 is connected to the other side of the spray column 1 through a second side stand 9 a. The top of each absorbing cover 9 is respectively connected with a foam centralizing pipe 11 through an absorbing pipe 10, and the other end of the foam centralizing pipe 11 is connected with a foam treatment box 12.
The inside of the foam treatment box 12 is provided with a negative pressure fan 13, a gas-liquid separator 14 and a filtering baffle 15 from top to bottom in sequence, the top of the foam treatment box 12 is provided with an exhaust port 18, a foam concentration pipe 11 is connected between the gas-liquid separator 14 and the filtering baffle 15, the bottom inside the foam treatment box 12 is provided with a liquid level sensor 19, and the bottom of the foam treatment box 12 is connected with the other end of the two branch pipes 4 through a water return pipe 16 and a second electromagnetic valve 17.
In the embodiment, one end of the water outlet main pipe 2 is fixedly arranged on the inner wall of the aerobic tank A, and the water suction pump 3 and the foam treatment tank 12 are respectively arranged on the inner walls of the two sides of the top of the aerobic tank A.
According to the utility model, the foam quantity can be processed in a targeted manner, when the foam quantity is less, as shown in fig. 1, only the first electromagnetic valve 5 is opened, the water suction pump 3 is started, the first water inlet pipe 6 pumps water in the aerobic tank A, the water is respectively introduced into each spray column 1 through the water outlet main pipe 2 and sprayed onto the dispersion plate 7 to form the water curtain to eliminate the foam B, the spray range of the water curtain is adjustable, and only the motor is used for driving the dispersion plate 7 to rotate, so that the foam elimination area can be increased. When more foam is produced, as shown in fig. 2, the negative pressure fan 13 is started, the absorption cover 9 absorbs foam to the foam treatment box 12, the foam forms liquid drops under the action of the gas-liquid separator 14, the liquid drops are accumulated at the bottom of the foam treatment box 12 after being filtered by the filtering partition 15, the liquid level sensor 19 detects that the liquid level reaches the designated height for drainage, at the moment, only the second electromagnetic valve 17 is opened, the water suction pump 3 is started, water in the foam treatment box 12 is used as reuse water to be conveyed to the spraying column 1 through the water return pipe 16 for spraying, spraying defoaming is further realized, the foam elimination efficiency is greatly improved, and the defoaming effect is ensured.
The above embodiments are merely for illustrating the technical concept and features of the present utility model, and are not intended to limit the scope of the present utility model to those skilled in the art to understand the present utility model and implement the same. All modifications made according to the spirit of the main technical proposal of the utility model should be covered in the protection scope of the utility model.
Claims (5)
1. A device for good oxygen pond defoaming treatment, its characterized in that: the device comprises a plurality of spray columns (1) arranged in an aerobic tank (A), a water outlet main pipe (2) connected with each spray column (1) and a water suction pump (3) connected with the water outlet main pipe (2), wherein the water inlet end of the water suction pump (3) is connected with a secondary pipe (4), one end of the secondary pipe (4) is connected with a first water inlet pipe (6) through a first electromagnetic valve (5), the first water inlet pipe (6) extends to the bottom of the aerobic tank (A), the top of each spray column (1) is provided with a dispersion plate (7), and the dispersion plate (7) is connected with the spray column (1) through a rotating mechanism (8); each spray column (1) is further connected with an absorption cover (9) for absorbing foam (B), each absorption cover (9) is connected with a foam collecting pipe (11) through an absorption pipe (10), the other end of the foam collecting pipe (11) is connected with a foam treatment box (12), a negative pressure fan (13), a gas-liquid separator (14) and a filtering baffle (15) are sequentially arranged in the foam treatment box (12) from top to bottom, the foam collecting pipe (11) is connected between the gas-liquid separator (14) and the filtering baffle (15), and the bottom of the foam treatment box (12) is connected with the other end of the two branch pipes (4) through a water return pipe (16) and a second electromagnetic valve (17).
2. The apparatus for defoaming treatment of an aerobic tank according to claim 1, wherein: the rotating mechanism (8) comprises a first side stand (8 a) connected to one side of the spray column (1), and the dispersing plate (7) is rotatably arranged on the first side stand (8 a) through motor driving.
3. The apparatus for defoaming treatment of an aerobic tank according to claim 2, wherein: the absorption cover (9) is connected to the other side of the spray column (1) through a second side vertical frame (9 a), and the absorption pipe (10) is connected to the top of the absorption cover (9).
4. The apparatus for defoaming treatment of an aerobic tank according to claim 1, wherein: the top of foam treatment case (12) is equipped with gas vent (18), and the inside bottom of foam treatment case (12) is equipped with liquid level sensor (19).
5. The apparatus for defoaming treatment of an aerobic tank according to claim 1, wherein: one end of the water outlet main pipe (2) is fixedly arranged on the inner wall of the aerobic tank (A), and the water suction pump (3) and the foam treatment box (12) are respectively arranged on the inner walls of the two sides of the top of the aerobic tank (A).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322693565.XU CN221117156U (en) | 2023-10-09 | 2023-10-09 | Device for defoaming treatment of aerobic tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322693565.XU CN221117156U (en) | 2023-10-09 | 2023-10-09 | Device for defoaming treatment of aerobic tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221117156U true CN221117156U (en) | 2024-06-11 |
Family
ID=91337207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322693565.XU Active CN221117156U (en) | 2023-10-09 | 2023-10-09 | Device for defoaming treatment of aerobic tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221117156U (en) |
-
2023
- 2023-10-09 CN CN202322693565.XU patent/CN221117156U/en active Active
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