CN219929795U - MBBR variable process integrated treatment equipment - Google Patents
MBBR variable process integrated treatment equipment Download PDFInfo
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- CN219929795U CN219929795U CN202320480662.8U CN202320480662U CN219929795U CN 219929795 U CN219929795 U CN 219929795U CN 202320480662 U CN202320480662 U CN 202320480662U CN 219929795 U CN219929795 U CN 219929795U
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- tank
- reaction tank
- variable
- mbbr
- variable reaction
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- 238000000034 method Methods 0.000 title claims abstract description 30
- AHEWZZJEDQVLOP-UHFFFAOYSA-N monobromobimane Chemical compound BrCC1=C(C)C(=O)N2N1C(C)=C(C)C2=O AHEWZZJEDQVLOP-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 230000008569 process Effects 0.000 title claims abstract description 26
- 238000006243 chemical reaction Methods 0.000 claims abstract description 85
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 68
- 239000012528 membrane Substances 0.000 claims abstract description 42
- 238000003756 stirring Methods 0.000 claims abstract description 18
- 238000005273 aeration Methods 0.000 claims abstract description 17
- 239000010802 sludge Substances 0.000 claims abstract description 9
- 238000012856 packing Methods 0.000 claims abstract description 8
- 238000010992 reflux Methods 0.000 claims abstract description 8
- 239000007788 liquid Substances 0.000 claims abstract description 4
- 230000001546 nitrifying effect Effects 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 239000010865 sewage Substances 0.000 abstract description 21
- 239000010842 industrial wastewater Substances 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 238000004065 wastewater treatment Methods 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005842 biochemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000005374 membrane filtration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses an integrated treatment device for an MBBR process, which comprises an anaerobic tank, a first variable reaction tank, a second variable reaction tank,The third variable reaction tank and the membrane tank are communicated through water holes in the tank walls, an anaerobic tank stirring device is arranged in the anaerobic tank, a reaction tank stirring device, an MBBR packing box cage and an aeration device are arranged in the three variable reaction tanks, wherein the aeration devices are arranged at the bottom of the reaction tank and are connected with a first fan outside the reaction tank; an MBR membrane module is arranged in the membrane tank, an aeration system at the bottom of the MBR membrane module is connected with a second fan outside the membrane tank, and a water outlet is arranged at the upper part of the MBR membrane module; the bottom water outlets of the second variable reaction tank and the third variable reaction tank are connected with the bottom water outlet of the first variable reaction tank through a nitrifying liquid reflux pump; the bottom water outlet of the membrane tank is connected with the anaerobic tank through a sludge reflux pump. The equipment can be freely adjusted to A/O, A 2 and/O, AOAO to meet the sewage treatment requirements of different water qualities.
Description
Technical Field
The utility model belongs to the technical field of sewage treatment, and particularly relates to an MBBR variable process integrated treatment device.
Background
The sewage treatment refers to a process for treating sewage, and aims to purify water quality, so that the sewage reaches a specific discharge standard, and the integrated sewage treatment equipment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrochemical industry, environmental protection, urban landscapes, medical treatment, catering and the like, wherein industrial sewage can reach the discharge standard only by different treatment processes due to large fluctuation of water quality and water quantity and large treatment difficulty. Therefore, when the water quantity and the water quality of industrial wastewater are greatly changed in actual use, the treatment effect of the integrated sewage treatment equipment is often poor, the effluent quality fluctuates, and the occupied area of the conventional sewage integrated treatment device is large. Therefore, it is necessary to invent a variable process complex sewage treatment apparatus to solve the above problems.
The MBBR technology principle is based on the basic principle of a biomembrane method, fully utilizes the advantages of an activated sludge method, overcomes the defects of the traditional activated sludge method and a fixed biomembrane method, and has the advantage of strong impact load resistance; and MBR is also called Membrane bioreactor (Membrane Bio-Reactor), is a novel water treatment technology combined by a Membrane separation unit and a biological treatment unit, and compared with a plurality of traditional biological water treatment processes, MBR has the advantages of high quality and stability of effluent quality, less residual sludge yield, small occupied area and no limitation of setting occasions.
However, the current sewage treatment device combining MBBR and MBR has a narrow application range, is only suitable for wastewater with specific water quality, and limits the application of the sewage treatment device.
Disclosure of Invention
The utility model aims to: in order to solve the defects of the prior art, the utility model provides a variable process integrated industrial wastewater treatment device based on MBBR and MBR, which can freely adjust the treatment process according to wastewater quality by arranging three groups of variable reaction tanks capable of freely switching anoxic and aerobic and an MBR membrane filtration system, thereby meeting the industrial wastewater treatment requirements of different water qualities and ensuring that the integrated treatment equipment can keep higher effluent quality.
The technical scheme is as follows: the utility model provides MBBR process integrated industrial wastewater treatment equipment, which comprises an anaerobic tank, a first variable reaction tank, a second variable reaction tank, a third variable reaction tank and a membrane tank, wherein adjacent tanks are communicated through water holes on the tank wall, an anaerobic tank stirring device is arranged in the anaerobic tank, a reaction tank stirring device, an MBBR stuffing box cage and an aeration device are arranged in the three variable reaction tanks, and the aeration devices are arranged at the bottom of the reaction tank and are connected with a first fan outside the reaction tank; an MBR membrane module is arranged in the membrane tank, an aeration system at the bottom of the MBR membrane module is connected with a second fan outside the membrane tank, and a water outlet is arranged at the upper part of the MBR membrane module; the bottom water outlets of the second variable reaction tank and the third variable reaction tank are connected with the bottom water outlet of the first variable reaction tank through a nitrifying liquid reflux pump; the bottom water outlet of the membrane tank is connected with the anaerobic tank through a sludge reflux pump, and the side wall of the anaerobic tank is provided with a water inlet.
As a preferred, improved or specific embodiment:
a water inlet of the side wall of the anaerobic tank is connected with a water inlet pipe; the anaerobic tank stirring device is a submersible stirrer, is arranged on the side wall of the anaerobic tank and is liftable.
The stirring devices of the reaction tank are all submersible stirrers, are arranged on the side wall of the reaction tank and are liftable; the MBBR packing box cage is a liftable box cage filled with MBBR packing inside, the box cage is connected with a steel beam at the top of the reaction tank through a steel wire rope, and a hoisting rope is arranged on the box cage.
And a water outlet pump is arranged on a pipeline connected with a water outlet at the upper part of the MBR membrane component.
And electric ball valves are arranged on pipelines connected with water outlets at the bottoms of the anaerobic tank, the first variable reaction tank, the second variable reaction tank, the third variable reaction tank and the membrane tank.
The water passing holes of the tank wall between the anaerobic tank and the first variable reaction tank are arranged at the lower part of the tank wall; the water passing holes of the tank wall between the first variable reaction tank and the second variable reaction tank are arranged at the upper part of the tank wall; the water passing holes of the tank wall between the second variable reaction tank and the third variable reaction tank are arranged at the lower part of the tank wall; the water passing holes of the tank wall between the third variable reaction tank and the membrane tank are arranged at the upper part of the tank wall; preferably, the water passing holes are square or round in shape.
The beneficial effects are that: compared with the prior art, the utility model has the following advantages:
1) By arranging three groups of biochemical reaction tanks capable of freely switching between anoxic and aerobic, the process of the whole equipment can be freely adjusted to A/O, A according to the water quality of the wastewater 2 and/O, AOAO, and the like, and meets the treatment requirements of industrial wastewater with different water qualities.
2) Through setting up steel wire box cage and guaranteeing that MBBR packs can not run off or jam pipeline, but lifting type box cage makes things convenient for the throwing of MBBR packing to add and clear up simultaneously.
3) The biomass of the biochemical tank is increased by adding the MBBR filler, so that the concentration of activated sludge in the biochemical tank can be reduced, and the pollution of a subsequent MBR membrane system can be effectively reduced.
Description of the drawings:
FIG. 1 is a schematic diagram of an integrated MBBR processing apparatus.
The specific embodiment is as follows:
the utility model is further described below with reference to the accompanying drawings.
Examples:
the MBBR process integrated industrial wastewater treatment equipment comprises an anaerobic tank 1, a first variable reaction tank 2, a second variable reaction tank 3, a third variable reaction tank 4 and a membrane tank 5, wherein adjacent tanks are communicated through water holes on the tank wall, an anaerobic tank stirring device 1.1 is arranged in the anaerobic tank 1, a reaction tank stirring device 2.1, an MBBR stuffing box cage 2.2 and an aeration device 2.3 are arranged in the three variable reaction tanks, and the aeration devices 2.3 are arranged at the bottom of the reaction tank and are connected with a first fan 6 outside the reaction tank; an MBR membrane module 5.1 is arranged in the membrane tank 5, an aeration system at the bottom of the MBR membrane module 5.1 is connected with a second fan 7 outside the membrane tank 5, a water outlet is arranged at the upper part of the MBR membrane module 5.1, and a water outlet pump 13 is arranged on a pipeline connected with the water outlet; the bottom water outlets of the second variable reaction tank 3 and the third variable reaction tank 4 are connected with the bottom water outlet of the first variable reaction tank 2 through a nitrifying liquid reflux pump 8; the bottom water outlet of the membrane tank 5 is connected with the anaerobic tank 1 through a sludge reflux pump 9, the side wall of the anaerobic tank 1 is provided with a water inlet, and the water inlet is connected with the water inlet pipe 1.2.
The anaerobic tank stirring device 1.1 is a submersible stirrer which is placed on a steel base of a tank wall and can be lifted.
The reaction tank stirring devices 2.1 are all submersible stirrers which are arranged on steel bases of the tank walls and can be lifted; the MBBR packing box 2.2 is a liftable box with the interior filled with MBBR packing, and the box is connected with a steel beam 11 at the top of the reaction tank through a steel wire rope 10, and is provided with a hoisting rope 12.
Electric ball valves are arranged on pipelines connected with water outlets at the bottoms of the anaerobic tank 1, the first variable reaction tank 2, the second variable reaction tank 3, the third variable reaction tank 4 and the membrane tank 5.
The water passing holes of the tank wall between the anaerobic tank 1 and the first variable reaction tank 2 are arranged at the lower part of the tank wall; the water passing holes of the tank wall between the first variable reaction tank 2 and the second variable reaction tank 3 are arranged at the upper part of the tank wall; the water passing holes of the tank wall between the second variable reaction tank 3 and the third variable reaction tank 4 are arranged at the lower part of the tank wall; the water passing holes of the tank wall between the third variable reaction tank 4 and the membrane tank 5 are arranged at the upper part of the tank wall; preferably, the water passing holes are square or round in shape.
The working principle and working process of the equipment are as follows:
the industrial sewage to be treated enters the anaerobic tank 1 through the water inlet pipe 1.2, is uniformly mixed under the stirring action of the anaerobic tank stirring device 1.1 to perform anaerobic reaction, the treated sewage sequentially enters the first, second and third variable reaction tanks through water passing holes in the tank wall to perform anoxic or aerobic reaction, the pollutants such as COD, ammonia nitrogen, total phosphorus and total nitrogen of the sewage are removed, the treated sewage enters the membrane tank 5 through the water passing holes in the tank wall, the water is filtered by the MBR membrane assembly 5.1, and the sludge flows back to the front end through the pump.
When the COD of the sewage to be treated is higher, ammonia nitrogen and total phosphorus are lower, and the COD removing capacity of the integrated treatment equipment needs to be enhanced, the aeration systems of the three variable reaction tanks can be opened, so that the three variable reaction tanks are switched to aerobic tanks, namely the process of the integrated treatment equipment is adjusted to an AOOO process, and the COD treating capacity of the system is enhanced.
When the total nitrogen of the sewage to be treated is higher and the COD and the total phosphorus are lower, and the denitrification capacity of the integrated treatment equipment needs to be enhanced, the aeration systems of the first and third variable reaction tanks can be opened and switched to the aerobic tank, the aeration system of the second variable reaction tank is closed, the stirring impeller is opened and switched to the anoxic tank, and the process of the integrated treatment equipment is adjusted to an AOAO process at the moment, so that the denitrification capacity of the system is enhanced.
When the sewage to be treated needs synchronous denitrification and dephosphorization and COD removal, the aeration system of the first variable reaction tank can be closed, the stirring impeller is turned on, the sewage is switched to an anoxic tank, the aeration system of the second and third variable reaction tanks is turned on, the sewage is switched to an aerobic tank, and the process of the integrated treatment equipment is adjusted at the momentIs A 2 And the/O process can meet the requirements of denitrification and dephosphorization and COD removal of the system.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The MBBR variable process integrated treatment equipment is characterized by comprising an anaerobic tank (1), a first variable reaction tank (2), a second variable reaction tank (3), a third variable reaction tank (4) and a membrane tank (5), wherein adjacent tanks are communicated through water holes on the tank wall, an anaerobic tank stirring device (1.1) is arranged in the anaerobic tank (1), reaction tank stirring devices (2.1), an MBBR stuffing box cage (2.2) and an aeration device (2.3) are arranged in the three variable reaction tanks, and the aeration devices (2.3) are arranged at the bottom of the reaction tank and are connected with a first fan (6) outside the reaction tank; an MBR membrane module (5.1) is arranged in the membrane tank (5), an aeration system at the bottom of the MBR membrane module (5.1) is connected with a second fan (7) outside the membrane tank (5), and a water outlet is arranged at the upper part of the MBR membrane module (5.1); the bottom water outlets of the second variable reaction tank (3) and the third variable reaction tank (4) are connected with the bottom water outlet of the first variable reaction tank (2) through a nitrifying liquid reflux pump (8); the bottom water outlet of the membrane tank (5) is connected with the anaerobic tank (1) through a sludge reflux pump (9), and the side wall of the anaerobic tank (1) is provided with a water inlet.
2. The MBBR variable process integrated treatment apparatus according to claim 1, wherein the water inlet of the anaerobic tank (1) side wall is connected with a water inlet pipe (1.2); the anaerobic tank stirring device (1.1) is a submersible stirrer, is arranged on the side wall of the anaerobic tank and is liftable.
3. The MBBR variable process integrated treatment plant according to claim 1, wherein the reaction tank stirring devices (2.1) are submersible stirrers arranged on the side walls of the reaction tank and are liftable; the MBBR packing box cage (2.2) is a liftable box cage filled with MBBR packing inside, the box cage is connected with a steel beam (11) at the top of the reaction tank through a steel wire rope (10), and a hoisting rope (12) is arranged on the box cage.
4. The MBBR variable process integrated treatment equipment according to claim 1, wherein the water outlet pump (13) is arranged on the pipeline connected with the water outlet at the upper part of the MBR membrane component (5.1).
5. The MBBR variable process integrated treatment device according to claim 1, wherein electric ball valves are arranged on the pipelines connecting the bottom water outlets of the anaerobic tank (1), the first variable reaction tank (2), the second variable reaction tank (3), the third variable reaction tank (4) and the membrane tank (5).
6. The MBBR variable process integrated treatment apparatus according to claim 1, wherein the water passing hole of the tank wall between the anaerobic tank (1) and the first variable reaction tank (2) is provided in the lower part of the tank wall; the water passing holes of the tank wall between the first variable reaction tank (2) and the second variable reaction tank (3) are arranged at the upper part of the tank wall; the water passing holes of the tank wall between the second variable reaction tank (3) and the third variable reaction tank (4) are arranged at the lower part of the tank wall; the water passing holes of the tank wall between the third variable reaction tank (4) and the membrane tank (5) are arranged at the upper part of the tank wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320480662.8U CN219929795U (en) | 2023-03-14 | 2023-03-14 | MBBR variable process integrated treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320480662.8U CN219929795U (en) | 2023-03-14 | 2023-03-14 | MBBR variable process integrated treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219929795U true CN219929795U (en) | 2023-10-31 |
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ID=88502085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320480662.8U Active CN219929795U (en) | 2023-03-14 | 2023-03-14 | MBBR variable process integrated treatment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219929795U (en) |
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2023
- 2023-03-14 CN CN202320480662.8U patent/CN219929795U/en active Active
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