CN220485458U - Small-sized purifying tank equipment for MBBR (moving bed biofilm reactor) system for rural domestic sewage treatment - Google Patents
Small-sized purifying tank equipment for MBBR (moving bed biofilm reactor) system for rural domestic sewage treatment Download PDFInfo
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- CN220485458U CN220485458U CN202322075866.6U CN202322075866U CN220485458U CN 220485458 U CN220485458 U CN 220485458U CN 202322075866 U CN202322075866 U CN 202322075866U CN 220485458 U CN220485458 U CN 220485458U
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- pipe
- tank
- stripping
- sewage treatment
- baffle
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- 239000010865 sewage Substances 0.000 title claims abstract description 36
- AHEWZZJEDQVLOP-UHFFFAOYSA-N monobromobimane Chemical compound BrCC1=C(C)C(=O)N2N1C(C)=C(C)C2=O AHEWZZJEDQVLOP-UHFFFAOYSA-N 0.000 claims abstract 11
- 238000005273 aeration Methods 0.000 claims description 38
- 238000004062 sedimentation Methods 0.000 claims description 22
- 239000010802 sludge Substances 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 239000007788 liquid Substances 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 230000001546 nitrifying effect Effects 0.000 claims description 8
- 239000000945 filler Substances 0.000 claims description 5
- 238000000746 purification Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 16
- 238000000034 method Methods 0.000 description 9
- 241000894006 Bacteria Species 0.000 description 7
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 7
- 229910052698 phosphorus Inorganic materials 0.000 description 7
- 239000011574 phosphorus Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 239000006228 supernatant Substances 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 229910002651 NO3 Inorganic materials 0.000 description 2
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 2
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 241001148470 aerobic bacillus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 125000001477 organic nitrogen group Chemical group 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
Landscapes
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The utility model discloses small-sized purifying tank equipment for an MBBR system for rural domestic sewage treatment, which is applied to the field of sewage treatment.
Description
Technical Field
The utility model relates to the field of sewage treatment, in particular to a small-sized purifying tank device for an MBBR system for rural domestic sewage treatment.
Background
With the development of rural economy at present, the living quality and living standard of rural residents are continuously improved, the average water consumption of the rural residents and the discharge of sewage are also greatly increased, and further the rural water body environment of China is polluted and destroyed to different degrees, for the nearby collection of single or multiple households, the small-sized purifying tanks are used for processing, the occupied area of sewage treatment facilities adopted in the rural areas is large, the manual operation and maintenance management is not automatically controlled, the impact load resistance is low, and the application range is narrow.
In order to solve the problems, we propose a small-sized purifying tank device for an MBBR system for rural domestic sewage treatment.
Disclosure of Invention
The utility model aims to provide small-sized purifying tank equipment for an MBBR system for rural domestic sewage treatment, which has the advantages of small occupied area, high impact load resistance and wide application range.
The technical aim of the utility model is realized by the following technical scheme: the small-sized purifying tank equipment for the MBBR system for rural domestic sewage treatment comprises a shell, wherein an adjusting tank, an anaerobic tank, an anoxic tank, an aerobic tank and a sedimentation tank are respectively arranged in the shell, and MBBR filler is filled in the aerobic tank; an aeration pipe is embedded in one side of the inner cavity of the shell, and one end of the aeration pipe penetrates through the outer side of the shell and is communicated with a blower; the surface of the aeration pipe is respectively communicated with a first air stripping pipe and a second air stripping pipe, and one ends of the first air stripping pipe and the second air stripping pipe, which are far away from the aeration pipe, are respectively communicated with a first air stripping conveying pipe and a second air stripping conveying pipe; the inside of the shell is also provided with a first baffle, a second baffle, a third baffle and a fourth baffle respectively.
By adopting the technical scheme, through setting up aeration pipe, air-blower, air-lifting pipe one, air-lifting conveying pipe one and air-lifting conveying pipe two, can carry out secondary even repeated processing with silt and nitrifying liquid utilization air-lifting principle in the time of can carrying out the aeration, whole sewage treatment effect has obtained promoting greatly, adopts overall structure simultaneously, and direct mount, area is little, can bury in soil, and impact load resistance is strong, and wholly only need control the air-blower, and the management is simple, and application range is wide.
The utility model is further provided with: the regulating tank, the anaerobic tank, the anoxic tank, the aerobic tank and the sedimentation tank are separated by a first baffle, a second baffle, a third baffle and a fourth baffle respectively.
By adopting the technical scheme, after the first baffle, the second baffle, the third baffle and the fourth baffle are arranged in the shell, five spaces are separated in the shell, and the five spaces are the regulating tank, the anaerobic tank, the anoxic tank, the aerobic tank and the sedimentation tank.
The utility model is further provided with: one side of the shell is embedded with a water inlet pipe.
By adopting the technical scheme, the rural domestic sewage is led into the regulating tank through the arrangement of the water inlet pipe.
The utility model is further provided with: the other side of the shell is embedded with a drain pipe. By adopting the technical scheme, the supernatant after sewage treatment in the sedimentation tank is discharged through the arrangement of the drain pipe.
The utility model is further provided with: the bottom of drain pipe is equipped with the blow off pipe, one side that the blow off pipe is close to the shell communicates with the shell.
By adopting the technical scheme, the sludge sedimentation tank is used for discharging sludge precipitated in the sedimentation tank through the arrangement of the blow-down pipe.
The utility model is further provided with: the second gas stripping pipe, the aeration pipe and the second gas stripping conveying pipe are sludge gas stripping components.
By adopting the technical scheme, the silt stripping component is mainly used for stripping the silt precipitated in the sedimentation tank to the interior of the regulating tank to participate in the reaction again, so that the organic degradation degree of the silt is improved.
The utility model is further provided with: the first stripping pipe, the aeration pipe and the first stripping conveying pipe are nitrified liquid stripping components.
By adopting the technical scheme, the nitrifying liquid stripping component is mainly used for stripping nitrifying liquid in the aerobic tank to the inside of the anoxic tank for denitrification.
The utility model is further provided with: one end of the aeration pipe far away from the blower penetrates into the shell and extends into the aerobic tank.
By adopting the technical scheme, the sewage in the aerobic tank is aerated by extending the aeration pipe into the aerobic tank, the sewage is blown to the bottom of the inner cavity of the aerobic tank by the blower, and the air is discharged to form aeration.
The utility model is further provided with: solenoid valves are arranged in the aeration pipe, the first air stripping pipe and the second air stripping pipe.
By adopting the technical scheme, the three battery valves respectively play roles in controlling the sealing and circulation of the aeration pipe, the first air stripping pipe and the second air stripping pipe.
In summary, the utility model has the following beneficial effects:
according to the utility model, the aeration pipe, the blower, the first air stripping pipe, the second air stripping pipe, the first air stripping conveying pipe and the second air stripping conveying pipe are arranged, so that the precipitated sludge in the sewage can be repeatedly treated for two times or more times in an air stripping mode, the sewage treatment effect is greatly improved, the blower motor is only adopted to drive the sewage treatment device without manual management, the equipment can be buried under the soil, the impact load resistance capability is high, and the application range is wide.
Drawings
FIG. 1 is a perspective view of the structure of the present utility model;
FIG. 2 is a cross-sectional view of the structure of the present utility model;
fig. 3 is a schematic flow chart of the present utility model.
Reference numerals: 1. a housing; 2. an adjusting tank; 3. an anaerobic tank; 4. an anoxic tank; 5. an aerobic tank; 6. a sedimentation tank; 7. an aeration pipe; 8. a blower; 9. a first stripping tube; 10. a second stripping tube; 11. a first stripping conveying pipe; 12. a second gas stripping conveying pipe; 13. a first baffle; 14. a second baffle; 15. a third baffle; 16. a baffle IV; 17. a water inlet pipe; 18. a drain pipe; 19. and a blow-down pipe.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
Example 1:
referring to fig. 1, 2 and 3, a small-sized purifying tank device for an MBBR system for rural domestic sewage treatment comprises a housing 1, wherein an adjusting tank 2, an anaerobic tank 3, an anoxic tank 4, an aerobic tank 5 and a sedimentation tank 6 are respectively arranged in the housing 1, and MBBR filler is filled in the aerobic tank 5; an aeration pipe 7 is embedded in one side of the inner cavity of the shell 1, and one end of the aeration pipe 7 penetrates through the outer side of the shell 1 and is communicated with a blower 8; the surface of the aeration pipe 7 is respectively communicated with a first air stripping pipe 9 and a second air stripping pipe 10, and one end, far away from the aeration pipe 7, of the first air stripping pipe 9 and the second air stripping pipe 10 is respectively communicated with a first air stripping conveying pipe 11 and a second air stripping conveying pipe 12; the inside of shell 1 still installs baffle one 13, baffle two 14, baffle three 15 and baffle four 16 respectively, through setting up aeration pipe 7, air-blower 8, gas stripping pipe one 9, gas stripping pipe two 10, gas stripping pipe one 11 and gas stripping pipe two 12 can carry out the repeated processing of secondary even many times through the mode of gas stripping with the silt of precipitation in the sewage, has improved the treatment effect of sewage greatly to only adopt air-blower 8 motor drive to need not manual management, equipment can bury under the soil, impact load resistance is strong, and applicable scope is wide.
Further, the regulating tank 2, the anaerobic tank 3, the anoxic tank 4, the aerobic tank 5 and the sedimentation tank 6 are separated by a first baffle 13, a second baffle 14, a third baffle 15 and a fourth baffle 16 respectively, and after the first baffle 13, the second baffle 14, the third baffle 15 and the fourth baffle 16 are installed in the shell 1, five spaces are separated in the shell 1, and the five spaces are the regulating tank 2, the anaerobic tank 3, the anoxic tank 4, the aerobic tank 5 and the sedimentation tank 6.
Further, a water inlet pipe 17 is embedded in one side of the shell 1, and the rural domestic sewage is led into the regulating tank 2 through the arrangement of the water inlet pipe 17.
Further, a drain pipe 18 is embedded in the other side of the housing 1, and the drain pipe 18 is used for draining supernatant liquid after sewage treatment in the sedimentation tank 6.
Further, a drain pipe 19 is arranged at the bottom of the drain pipe 18, one side of the drain pipe 19 close to the shell 1 is communicated with the shell 1, and sludge deposited in the sedimentation tank 6 is discharged through the arrangement of the drain pipe 19.
Further, the second gas stripping pipe 10, the aeration pipe 7 and the second gas stripping conveying pipe 12 are sludge gas stripping components, and the sludge gas stripping components are mainly used for stripping the sludge precipitated in the sedimentation tank 6 to the interior of the regulating tank 2 to participate in the reaction again, so that the organic degradation degree of the sludge is improved.
Further, the first gas stripping pipe 9, the aeration pipe 7 and the first gas stripping conveying pipe 11 are nitrifying liquid gas stripping components which are mainly used for stripping nitrifying liquid in the aerobic tank 5 to the anoxic tank 4 for denitrification.
Further, one end of the aeration pipe 7 far away from the blower 8 penetrates through the inside of the shell 1 and extends to the inside of the aerobic tank 5, and the aeration pipe 7 extends to the inside of the aerobic tank 5, so that the main effect is to aerate sewage in the aerobic tank 5, the blower 8 supplies air to the aeration pipe 7 to the bottom of the inner cavity of the aerobic tank 5, and the air is discharged to form aeration.
Furthermore, solenoid valves are arranged in the aeration pipe 7, the first air stripping pipe 9 and the second air stripping pipe 10, and the three battery valves respectively control the sealing and circulation of the aeration pipe 7, the first air stripping pipe 9 and the second air stripping pipe 10.
The use process is briefly described: the AAO biological denitrification and dephosphorization process is the combination of the traditional activated sludge process, the biological nitrification and denitrification process and the biological dephosphorization process, and BOD, SS and nitrogen and phosphorus existing in various forms are removed together in the equipment flow;
in the activated sludge of the system, the flora mainly consists of nitrifying bacteria, denitrifying bacteria and phosphorus accumulating bacteria, and the special anaerobic and general special aerobic flora are eliminated by the technical process;
in the aerobic section, nitrifying bacteria convert ammonia nitrogen in inflow and ammonia nitrogen formed by ammoniation of organic nitrogen into nitrate through biological nitrification; in the anoxic section, the denitrifying bacteria convert the nitrate brought by the internal reflux into nitrogen gas to escape into the atmosphere through biological denitrification, thereby achieving the aim of denitrification;
in the anaerobic section, phosphorus is released by the phosphorus accumulating bacteria, and easily degradable organic matters such as low-grade fatty acid and the like are absorbed; in the aerobic section, the phosphorus accumulating bacteria can absorb phosphorus in excess and remove the phosphorus through the discharge of the residual sludge;
the equipment adopts an AAO treatment process and combines with MBBR filler, so that the water outlet of the equipment is more stable, and the denitrification and dephosphorization effects are more efficient. The device has the following characteristics:
and (3) process integration: the equipment integrates the treatment process into a small purification tank, and can reach the emission standard without matching with other equipment;
the investment is small: the daily water treatment amount of the set of equipment is 2 tons, and the set of equipment can be suitable for rural families of 5-10 families;
the installation is quick, the operation is simple and convenient: the small purification tank is processed and manufactured in a factory, and the installation can be completed in 1 day by digging a pit to be in place and backfilling on site. The daily operation is full-automatic operation, and no special person is required to watch;
firstly, sewage enters an adjusting tank 2 of a shell 1 through an aeration pipe 7, after the water level of the adjusting tank 2 reaches a certain height, the sewage enters the anaerobic tank 3 through an opening of a first baffle plate 13 between the adjusting tank 2 and the anaerobic tank 3, then flows into the anoxic tank 4 through an opening of a second baffle plate 14 between the anaerobic tank 3 and the anoxic tank 4, water on the surface of the anoxic tank 4 enters the bottom of the aerobic tank 5 through a pipeline in a third baffle plate 15 between the anoxic tank 4 and an aerobic tank 5, MBBR filler is filled in the aerobic tank 5, aerobic bacteria can be fully reflected, then water on the top of the aerobic tank 5 enters the interior of the sedimentation tank 6 through a pipeline in a fourth baffle plate 16 between the sedimentation tank 6, sludge doped in the sedimentation tank 6 is deposited at the bottom of the sedimentation tank 6, supernatant liquid is formed on the top of the sedimentation tank 6, the supernatant liquid is discharged through a drain pipe 18, air is blown into the first air stripping pipe 9 and the second stripping pipe 10 after the air is blown into the air stripping pipe 8, the first stripping pipe 9 and the second stripping pipe 10 are matched with the first stripping pipe 11 and the second stripping pipe 12, and the denitrification tank 4 is carried out in the denitrification tank 4; the sludge in the sedimentation tank 6 is stripped by the stripping conveying pipe II 12 and enters the shell 1 to participate in the reaction again, so that the organic degradation degree is improved.
The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.
Claims (9)
1. The small-sized purifying tank equipment for the MBBR system for rural domestic sewage treatment comprises a shell (1) and is characterized in that an adjusting tank (2), an anaerobic tank (3), an anoxic tank (4), an aerobic tank (5) and a sedimentation tank (6) are respectively arranged in the shell (1), and MBBR filler is filled in the aerobic tank (5); an aeration pipe (7) is embedded in one side of the inner cavity of the shell (1), and one end of the aeration pipe (7) penetrates through the outer side of the shell (1) and is communicated with a blower (8); the surface of the aeration pipe (7) is respectively communicated with a first air stripping pipe (9) and a second air stripping pipe (10), and one end, far away from the aeration pipe (7), of the first air stripping pipe (9) and one end, far away from the aeration pipe (7), of the second air stripping pipe (10) are respectively communicated with a first air stripping conveying pipe (11) and a second air stripping conveying pipe (12); the inside of the shell (1) is also provided with a first baffle (13), a second baffle (14), a third baffle (15) and a fourth baffle (16) respectively.
2. The small-sized purifying tank device for the MBBR system for rural domestic sewage treatment according to claim 1, wherein the regulating tank (2), the anaerobic tank (3), the anoxic tank (4), the aerobic tank (5) and the sedimentation tank (6) are separated by a first baffle (13), a second baffle (14), a third baffle (15) and a fourth baffle (16), respectively.
3. The small-sized purifying tank device for MBBR system for rural domestic sewage treatment according to claim 1, wherein a water inlet pipe (17) is embedded in one side of the housing (1).
4. The small-sized purifying tank device for MBBR system for rural domestic sewage treatment according to claim 1, wherein the other side of the housing (1) is embedded with a drain pipe (18).
5. The small-sized purifying tank device for the MBBR system for rural domestic sewage treatment according to claim 4, wherein a drain pipe (19) is arranged at the bottom of the drain pipe (18), and one side of the drain pipe (19) close to the housing (1) is communicated with the housing (1).
6. The small-sized purifying tank device for the MBBR system for rural domestic sewage treatment according to claim 1, wherein the second stripping tube (10), the aeration tube (7) and the second stripping conveying tube (12) are sludge stripping components.
7. The small-sized purifying tank device for the MBBR system for rural domestic sewage treatment according to claim 1, wherein the first stripping pipe (9), the aeration pipe (7) and the first stripping conveying pipe (11) are nitrifying liquid stripping components.
8. The small-sized purification tank device for MBBR system for rural domestic sewage treatment according to claim 1, wherein the end of the aeration pipe (7) far from the blower (8) penetrates into the inside of the housing (1) and extends into the inside of the aerobic tank (5).
9. The small-sized purifying tank device for the MBBR system for rural domestic sewage treatment according to claim 1, wherein the inside of the aeration pipe (7), the air stripping pipe I (9) and the air stripping pipe II (10) are provided with electromagnetic valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322075866.6U CN220485458U (en) | 2023-08-02 | 2023-08-02 | Small-sized purifying tank equipment for MBBR (moving bed biofilm reactor) system for rural domestic sewage treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322075866.6U CN220485458U (en) | 2023-08-02 | 2023-08-02 | Small-sized purifying tank equipment for MBBR (moving bed biofilm reactor) system for rural domestic sewage treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220485458U true CN220485458U (en) | 2024-02-13 |
Family
ID=89841393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322075866.6U Active CN220485458U (en) | 2023-08-02 | 2023-08-02 | Small-sized purifying tank equipment for MBBR (moving bed biofilm reactor) system for rural domestic sewage treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220485458U (en) |
-
2023
- 2023-08-02 CN CN202322075866.6U patent/CN220485458U/en active Active
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