CN220788246U - Moving bed biomembrane reactor - Google Patents
Moving bed biomembrane reactor Download PDFInfo
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- CN220788246U CN220788246U CN202322524932.3U CN202322524932U CN220788246U CN 220788246 U CN220788246 U CN 220788246U CN 202322524932 U CN202322524932 U CN 202322524932U CN 220788246 U CN220788246 U CN 220788246U
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- aeration
- connecting pipe
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 63
- 238000005273 aeration Methods 0.000 claims abstract description 45
- 238000006073 displacement reaction Methods 0.000 claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 239000000945 filler Substances 0.000 claims abstract description 20
- 238000003756 stirring Methods 0.000 claims abstract description 15
- 238000005276 aerator Methods 0.000 claims 3
- 239000010865 sewage Substances 0.000 abstract description 6
- 230000007547 defect Effects 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 abstract description 3
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000007789 gas Substances 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 241000894007 species Species 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 241001148471 unidentified anaerobic bacterium Species 0.000 description 1
Landscapes
- Biological Treatment Of Waste Water (AREA)
Abstract
The moving bed biomembrane reactor comprises a reactor body, wherein the reactor body is provided with a water inlet pipe, one side of the reactor body is connected with a water outlet pipe, a filler is arranged in the reactor body, the top of the reactor body is provided with a driving motor, an output shaft of the driving motor extends to the inside of the reactor body and is in transmission connection with a transmission shaft, a displacement plate is fixedly arranged on the outer side of the transmission shaft, a connecting pipe is fixedly connected with the bottom of the transmission shaft, an aeration pipe is rotationally connected between the connecting pipe and the displacement plate, and an aeration head and a stirring rod are arranged outside the aeration pipe; the bottom of the reactor body is fixedly provided with an air inlet pipe, the upper end of the air inlet pipe is rotationally connected with the bottom of the U-shaped pipe through a rotary joint, the two ends of the top of the U-shaped pipe are respectively and fixedly arranged on the two sides of the lower surface of the connecting pipe, and the air inlet pipe, the U-shaped pipe, the connecting pipe and the aeration pipe are mutually communicated. The utility model overcomes the defects of the prior art, and fully and uniformly stirring and fusing the gas and the liquid in the reactor body and the filler, so that the reactor can better react and degrade sewage.
Description
Technical Field
The utility model relates to the technical field of biomembrane reactors, in particular to a moving bed biomembrane reactor.
Background
The moving bed biomembrane process uses the basic principle of biomembrane process, makes full use of the advantages of activated sludge process and overcomes the disadvantages of traditional activated sludge process and fixed biomembrane process. By adding a certain amount of suspension carriers into the reactor, the biomass and the biological species in the reactor are improved, so that the treatment efficiency of the reactor is improved. Because the density of the filler is close to that of water, the filler is in a complete mixing state with the water during aeration, and the environment for microorganism growth is in gas, liquid and solid phases. The collision and shearing action of the carrier in the water ensures that air bubbles are finer, and the utilization rate of oxygen is increased. In addition, each carrier has different biological species inside and outside, anaerobic bacteria or facultative bacteria grow inside, and bacteria grow well outside, so that each carrier is a micro-reactor, and the nitrification reaction and the denitrification reaction exist simultaneously, thereby improving the treatment effect.
Through retrieval, chinese patent discloses a moving bed biomembrane reactor, the authorized bulletin number of which is (CN 207726811U), comprising an outer shell and an inner shell, wherein a water inlet pipe and a water outlet which are opposite are arranged on the upper sides of the inner shell and the outer shell in a penetrating way, an aeration pipe is arranged on the inner shell, the inner shell is filled with filler, the moving bed biomembrane reactor further comprises a water distribution pipe arranged between the inner shell and the outer shell, and a plurality of water distribution openings penetrating through the inner shell are arranged on the water distribution pipe; the aeration pipe is of an inverted T shape, aeration heads are arranged around the aeration pipe, the direction of the lowest aeration head is downward, and the directions of other aeration heads are different.
When the device operates, sewage enters from the water inlet pipe through the power pump, is distributed in the water distribution pipe, enters the inner shell of the reactor from each water distribution port, air is sprayed out from each aeration head of the aeration pipe, the sewage, the air and the filler in the inner shell are mutually mixed and collided, activated sludge attached to the filler degrades pollutants, and when the air is sprayed out through each aeration head, the air can only be sprayed out from the same position in the device, so that the air, the water and the filler can not be fully fused and collided, and the reaction effect of the device is reduced.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides the moving bed biomembrane reactor, which overcomes the defects of the prior art, has reasonable design, and fully and uniformly fuses the gas and the liquid in the reactor body and the filler, so that the reactor can better react and degrade sewage.
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
The moving bed biomembrane reactor comprises a reactor body, wherein a water inlet pipe is fixedly arranged at the top of the reactor body, a water outlet pipe is fixedly connected to one side of the reactor body, a filler is arranged in the reactor body, a driving motor is fixedly arranged in the middle of the top of the reactor body, an output shaft of the driving motor extends to the inside of the reactor body and is in transmission connection with a transmission shaft, a displacement plate is fixedly arranged on the outer side of the transmission shaft, a connecting pipe is fixedly connected to the bottom of the transmission shaft, an aeration pipe is rotationally connected between the connecting pipe and the displacement plate, and aeration heads and stirring rods are arranged on the outer surface of the aeration pipe at equal intervals;
The reactor comprises a reactor body, and is characterized in that an air inlet pipe is fixedly arranged at the bottom of the reactor body, the upper end of the air inlet pipe extends to the inside of the reactor body and is rotationally connected with the bottom of a U-shaped pipe through a rotary joint, two ends of the top of the U-shaped pipe are respectively and fixedly arranged at two sides of the lower surface of a connecting pipe, and the air inlet pipe, the U-shaped pipe, the connecting pipe and an aeration pipe are mutually communicated.
Preferably, the upper surface both sides of connecting pipe are provided with the connection end respectively, the aeration pipe lower extreme is connected with the connection end rotation through rotary joint, the aeration pipe upper end passes displacement board and fixed mounting has the planetary gear, rotate through the bearing housing between aeration pipe and the displacement board and be connected, reactor body inner wall fixed mounting has ring gear, ring gear's inner ring tooth meshes with the planetary gear mutually.
Preferably, the displacement plate is provided with a containing groove on two sides, the inside of the containing groove is rotationally connected with rollers, and one sides of the rollers are contacted with the inner wall of the reactor body.
Preferably, filter screens are respectively arranged in the water outlet pipes, and water outlet electromagnetic valves are arranged on the water outlet pipes; and the water inlet pipe is provided with a water inlet electromagnetic valve.
Preferably, one side of the reactor body is fixedly provided with a PLC controller, and the driving motor, the water inlet electromagnetic valve and the water outlet electromagnetic valve are electrically connected with the PLC controller.
The utility model provides a moving bed biomembrane reactor. The beneficial effects are as follows: air enters the connecting pipe through the U-shaped pipe and then enters the aeration pipe through the air inlet pipe, and then the air is conveyed to the inside of the reactor body through a plurality of aeration heads; meanwhile, the output shaft of the driving motor drives the transmission shaft to rotate and simultaneously drives the rotating mechanism to rotate, gas and liquid in the reactor body are fully stirred and fused with filler, so that the reactor body is better reacted and degraded to sewage, and meanwhile, as the inner ring teeth of the ring gear are meshed with the planetary gears, the planetary gears are driven to rotate along with the inner ring of the ring gear, the aeration pipe is driven to rotate on the connecting pipe, and the stirring rod can rotate and stir in the revolution and stirring process, so that the stirring effect is further increased, and the water, the filler and the air are fully fused.
Drawings
In order to more clearly illustrate the utility model or the technical solutions in the prior art, the drawings used in the description of the prior art will be briefly described below.
FIG. 1 is a schematic view of a semi-sectional structure of the present utility model;
FIG. 2 is a schematic view of a front cross-sectional structure of the present utility model;
FIG. 3 is a schematic perspective view of a rotating mechanism according to the present utility model;
FIG. 4 is a schematic diagram of the mating structure of the planetary gears and ring gears of the present utility model;
the reference numerals in the figures illustrate:
1. A reactor body; 2. an aeration head; 3. a stirring rod; 4. an aeration pipe; 5. a container; 6. a roller; 7. a water outlet pipe; 8. a filter screen; 9. a driving motor; 10. a transmission shaft; 11. a water inlet pipe; 12. a ring gear; 13. a planetary gear; 14. a displacement plate; 15. a PLC controller; 16. a connecting pipe; 17. an air inlet pipe; 18. a rotary joint; 20. a water inlet electromagnetic valve; 21. a water outlet electromagnetic valve; 22. a filler; 23. u-shaped tube.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings.
1-4, A moving bed biomembrane reactor comprises a reactor body 1, wherein a water inlet pipe 11 is fixedly arranged at the top of the reactor body 1, a water outlet pipe 7 is fixedly connected to one side of the reactor body 1, a filler 22 is arranged in the reactor body 1, a driving motor 9 is fixedly arranged in the middle of the top of the reactor body 1, an output shaft of the driving motor 9 extends into the reactor body 1 and is in transmission connection with a transmission shaft 10, a displacement plate 14 is fixedly arranged on the outer side of the transmission shaft 10, a connecting pipe 16 is fixedly connected to the bottom of the transmission shaft 10, an aeration pipe 4 is rotationally connected between the connecting pipe 16 and the displacement plate 14, and an aeration head 2 and a stirring rod 3 are arranged on the outer surface of the aeration pipe 4 at equal intervals;
the bottom of the reactor body 1 is fixedly provided with an air inlet pipe 17, the upper end of the air inlet pipe 17 extends into the reactor body 1 and is rotationally connected with the bottom of a U-shaped pipe 23 through a rotary joint 18, two ends of the top of the U-shaped pipe 23 are respectively and fixedly arranged on two sides of the lower surface of a connecting pipe 16, and the air inlet pipe 17, the U-shaped pipe 23, the connecting pipe 16 and the aeration pipe 4 are mutually communicated.
Working principle:
when in use, water and filler 22 are firstly put into the reactor body 1 through the water inlet pipe 11, and the air inlet pipe 17 is connected with the air pump, so that air can enter the connecting pipe 16 through the U-shaped pipe 23 through the air inlet pipe 17 and then enter the aeration pipe 4, and then the air is conveyed to the inside of the reactor body 1 through the plurality of aeration heads 2; and drive the transmission shaft 10 through driving motor 9 operation in order to drive the rotation of transmission shaft 10, drive connecting pipe 16 through transmission shaft 10 and rotate simultaneously and drive aeration pipe 4 and rotate, and then drive aeration head 2 and carry air to the inside different positions of reactor body 1, can make its rotation more steady through rotary joint 18 between U type pipe 23 and the intake pipe 17 when aeration pipe 4 rotates. Then, the water flow in the reactor body 1 is stirred by a plurality of stirring rods 3, so that the water, the filler 22 and the air are fully collided and fused, the reaction effect is improved, the reaction efficiency of the device is improved, and the device can better react and degrade the sewage; the water after the reaction can then be discharged through the water outlet pipe 7.
In the second embodiment, as a further preferable scheme of the first embodiment, two sides of the upper surface of the connecting pipe 16 are respectively provided with a connecting end, the lower end of the aeration pipe 4 is rotationally connected with the connecting end through a rotary joint 18, the upper end of the aeration pipe 4 passes through the displacement plate 14 and is fixedly provided with the planetary gear 13, the aeration pipe 4 is rotationally connected with the displacement plate 14 through a bearing sleeve, the inner wall of the reactor body 1 is fixedly provided with the ring gear 12, and the inner ring teeth of the ring gear 12 are meshed with the planetary gear 13.
At the same time of revolution of the aeration pipe 4, the inner ring teeth of the ring gear 12 are meshed with the planetary gears 13, so that the planetary gears 13 are driven to rotate along with the inner ring of the ring gear 12, the aeration pipe 4 is driven to rotate on the connecting pipe 16, and the stirring rod 3 can stir by rotation at the same time of revolution and stirring, thus further increasing the stirring effect and enabling water, the filler 22 and air to be fused more fully.
In the third embodiment, as a further preferable scheme of the first embodiment, the two sides of the displacement plate 14 are provided with the accommodating grooves 5, the interiors of the two accommodating grooves 5 are both rotationally connected with the rollers 6, and one sides of the two rollers 6 are both contacted with the inner wall of the reactor body 1. When the displacement plate 14 rotates, the two rollers 6 roll on the inner wall of the reactor body 1, so that the displacement plate 14 rotates smoothly, the displacement plate 14 is prevented from shifting during rotation, and the stability of the device is further improved.
In the fourth embodiment, as a further preferable scheme of the first embodiment, the inside of the water outlet pipe 7 is respectively provided with a filter screen 8, and the water outlet pipe 7 is provided with a water outlet electromagnetic valve 21; the water inlet pipe 11 is provided with a water inlet electromagnetic valve 20. One side of the reactor body 1 is fixedly provided with a PLC controller 15, and the driving motor 9, the water inlet electromagnetic valve 20 and the water outlet electromagnetic valve 21 are electrically connected with the PLC controller 15. The filter screen 8 can prevent the filler 22 in the reactor body 1 from flowing out during water discharge, thereby saving cost. The water outlet and inlet conditions of the water outlet pipe 7 and the water inlet pipe 11 can be controlled through the water outlet electromagnetic valve 21 and the water inlet electromagnetic valve 20. In use, the water inlet electromagnetic valve 20 is controlled to be opened by the PLC controller 15 to put water and filler 22 into the reactor body 1 through the water inlet pipe 11, and in drainage, the water outlet electromagnetic valve 21 is controlled to be opened by the PLC controller 15 to perform drainage work.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (5)
1. A moving bed biofilm reactor, characterized by: the reactor comprises a reactor body (1), a water inlet pipe (11) is fixedly arranged at the top of the reactor body (1), a water outlet pipe (7) is fixedly connected to one side of the reactor body (1), a filler (22) is arranged in the reactor body (1), a driving motor (9) is fixedly arranged in the middle of the top of the reactor body (1), an output shaft of the driving motor (9) extends to the inside of the reactor body (1) and is in transmission connection with a transmission shaft (10), a displacement plate (14) is fixedly arranged at the outer side of the transmission shaft (10), a connecting pipe (16) is fixedly connected to the bottom of the transmission shaft (10), an aerator pipe (4) is rotationally connected between the connecting pipe (16) and the displacement plate (14), and an aerator (2) and a stirring rod (3) are arranged on the outer surface of the aerator pipe (4) at equal intervals;
The reactor is characterized in that an air inlet pipe (17) is fixedly arranged at the bottom of the reactor body (1), the upper end of the air inlet pipe (17) extends to the inside of the reactor body (1) and is rotationally connected with the bottom of a U-shaped pipe (23) through a rotary joint (18), two ends of the top of the U-shaped pipe (23) are fixedly arranged on two sides of the lower surface of a connecting pipe (16) respectively, and the air inlet pipe (17), the U-shaped pipe (23), the connecting pipe (16) and an aeration pipe (4) are mutually communicated.
2. A moving bed biofilm reactor according to claim 1, characterized in that: the utility model discloses a reactor, including connecting pipe (16), aeration pipe (4), displacement board (14) and fixed mounting, connecting pipe (16) upper surface both sides are provided with the connection end respectively, aeration pipe (4) lower extreme is connected with the connection end rotation through rotary joint (18), displacement board (14) and fixed mounting are passed to aeration pipe (4) upper end have planetary gear (13), rotate through the bearing housing between aeration pipe (4) and displacement board (14) and be connected, reactor body (1) inner wall fixed mounting has ring gear (12), the inner ring tooth of ring gear (12) meshes with planetary gear (13).
3. A moving bed biofilm reactor according to claim 1, characterized in that: the two sides of the displacement plate (14) are provided with accommodating grooves (5), the interiors of the two accommodating grooves (5) are respectively and rotatably connected with idler wheels (6), and one sides of the two idler wheels (6) are respectively contacted with the inner wall of the reactor body (1).
4. A moving bed biofilm reactor according to claim 1, characterized in that: a filter screen (8) is respectively arranged in the water outlet pipe (7), and a water outlet electromagnetic valve (21) is arranged on the water outlet pipe (7); the water inlet pipe (11) is provided with a water inlet electromagnetic valve (20).
5. The moving bed biofilm reactor of claim 4, wherein: one side of the reactor body (1) is fixedly provided with a PLC (programmable logic controller) controller (15), and the driving motor (9), the water inlet electromagnetic valve (20) and the water outlet electromagnetic valve (21) are electrically connected with the PLC controller (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322524932.3U CN220788246U (en) | 2023-09-18 | 2023-09-18 | Moving bed biomembrane reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322524932.3U CN220788246U (en) | 2023-09-18 | 2023-09-18 | Moving bed biomembrane reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220788246U true CN220788246U (en) | 2024-04-16 |
Family
ID=90665902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322524932.3U Active CN220788246U (en) | 2023-09-18 | 2023-09-18 | Moving bed biomembrane reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220788246U (en) |
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2023
- 2023-09-18 CN CN202322524932.3U patent/CN220788246U/en active Active
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