CN220665039U - Automatic control device of solid-liquid separation sewage treatment membrane bioreactor - Google Patents
Automatic control device of solid-liquid separation sewage treatment membrane bioreactor Download PDFInfo
- Publication number
- CN220665039U CN220665039U CN202322324811.4U CN202322324811U CN220665039U CN 220665039 U CN220665039 U CN 220665039U CN 202322324811 U CN202322324811 U CN 202322324811U CN 220665039 U CN220665039 U CN 220665039U
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- China
- Prior art keywords
- membrane bioreactor
- mbr membrane
- sewage treatment
- pipe
- automatic control
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- 239000012528 membrane Substances 0.000 title claims abstract description 78
- 239000010865 sewage Substances 0.000 title claims abstract description 55
- 239000007788 liquid Substances 0.000 title claims abstract description 24
- 238000000926 separation method Methods 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 8
- 238000004140 cleaning Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 238000005273 aeration Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005842 biochemical reaction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000001471 micro-filtration Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model relates to an automatic control device of a solid-liquid separation sewage treatment membrane bioreactor, which comprises a sewage pipe for supplying water to an MBR membrane bioreactor, wherein a water outlet of the sewage pipe is communicated with a shunt pipe. The utility model relates to the technical field of automatic control devices of sewage treatment membrane bioreactors. According to the utility model, in the sewage treatment process of the MBR membrane bioreactor, when the resistance of the MBR membrane in the MBR membrane bioreactor reaches a threshold value, the control mechanism, the shunt pipe and the electric control valve are mutually matched, the MBR membrane bioreactor is automatically switched to another MBR membrane bioreactor to continue sewage treatment, maintenance personnel only need to clean the MBR membrane according to the average use period of the MBR membrane, and the MBR membranes in the two MBR membrane bioreactors are mixed with the MBR membrane bioreactor to clean the MBR membrane bioreactor at the same time, so that the sewage treatment effect of the MBR membrane bioreactor can be ensured, the operator does not need to specifically increase the cleaning frequency of the MBR membrane, and the sewage treatment of the MBR membrane bioreactor is not influenced in the MBR membrane cleaning process.
Description
Technical Field
The utility model relates to the technical field of automatic control devices of sewage treatment membrane bioreactors, in particular to an automatic control device of a solid-liquid separation sewage treatment membrane bioreactor.
Background
The MBR membrane bioreactor is a novel wastewater treatment system organically combining a membrane separation technology and a biological treatment technology, and utilizes a microfiltration membrane to intercept active sludge and macromolecular organic matters in a biochemical reaction tank, so that the concentration of the active sludge is greatly improved, the efficiency of the bioreactor is greatly improved, the integration level of equipment is greatly improved, and generally, the integrated equipment reduces the occupied area of wastewater treatment.
In MBR membrane bioreactor use, although inside aeration equipment can continuously clear up inside MBR membrane, still can continuously glue glutinous a small amount of impurity on the inside MBR membrane, for the guarantee good cleaning effect, after reaching certain membrane resistance, still need the membrane module to dismantle offline cleaning, but because the pollution condition of the sewage of MBR membrane bioreactor in-process of using is different, the time that reaches certain membrane resistance often does not have specific rule when inside MBR membrane is used, this just makes maintainer need increase the cleaning frequency of MBR membrane just can guarantee MBR membrane bioreactor's sewage treatment effect, and still need stop MBR membrane bioreactor's sewage treatment in the maintenance time quantum.
Disclosure of Invention
In view of the shortcomings of the prior art, an object of the present utility model is to provide an automatic control device for a solid-liquid separation sewage treatment membrane bioreactor, so as to solve the problems set forth in the background art.
The technical aim of the utility model is realized by the following technical scheme:
the utility model provides a solid-liquid separation sewage treatment membrane bioreactor automatic control device, includes the sewer pipe for MBR membrane bioreactor water supply, the outlet intercommunication of sewer pipe is installed the shunt tubes, two outlet departments of shunt tubes all communicate and have installed automatically controlled valve, be equipped with two control mechanism relatively in the shunt tubes, and two control mechanism control two automatically controlled valve's operation.
The present utility model may be further configured in a preferred example to: the control mechanism comprises a rotating shaft, two fixing pipes are oppositely and fixedly arranged on the outer wall of the shunt pipe in a penetrating mode, the rotating shaft penetrates through the corresponding fixing pipes in a rotating mode through a bearing, a sealing ring is sleeved on the outer periphery side of the rotating shaft, one end of the rotating shaft is inserted into the shunt pipe, and a plurality of guide plates which are arranged in an arc shape are oppositely and fixedly arranged on the outer periphery side of one end of the rotating shaft.
By adopting the technical scheme, the arrangement of the rotating shaft and the guide plate can lead sewage flowing in the shunt pipe to synchronously drive the impeller to rotate, and the energy loss of the device is reduced without arranging an additional power source.
The present utility model may be further configured in a preferred example to: the impeller is fixedly arranged at the other end of the rotating shaft, a piston plate is arranged in the fixed pipe, and filling liquid is filled between the piston plate and the inner wall of the corresponding fixed pipe.
By adopting the technical scheme, the arrangement of the rotating shaft, the guide plate, the impeller and the piston plate can enable sewage flowing in the shunt pipe to synchronously extrude the pressure sensor, and the energy loss of the device is reduced without arranging an additional power source.
The present utility model may be further configured in a preferred example to: the fixed pipe is internally provided with a pressure sensor, the piston plate is positioned between the corresponding impeller and the corresponding pressure sensor, and the outer periphery side of the piston plate is connected with the inner wall of the corresponding fixed pipe.
By adopting the technical scheme, the arrangement of the piston plate can isolate the filling liquid from the pressure sensor, so that the filling liquid in the fixed pipe cannot contact with the pressure sensor, and the operation of the pressure sensor is influenced.
The present utility model may be further configured in a preferred example to: the inner threads of the openings of the fixed pipes are provided with sealing covers in a penetrating mode, and the sealing covers are fixedly connected with the corresponding pressure sensors.
Through adopting above-mentioned technical scheme, only need with the closing cap by the intraductal pressure sensor of screwing out of fixed, pressure sensor's dismantlement easy operation has made things convenient for pressure sensor's dismantlement.
The present utility model may be further configured in a preferred example to: the outer wall of the fixed pipe is provided with a plurality of storage tanks at positions corresponding to the piston plates, soft blocks which are hemispherical are fixedly arranged in the storage tanks in a penetrating mode, and the soft blocks are hollow and filled with gas.
Through adopting above-mentioned technical scheme, the deformation that the setting of bin was soft piece leaves the space, and the gas of soft piece inside packing makes soft piece can carry out the deformation of bigger degree, has made things convenient for the piston board to take out by in the fixed pipe.
In summary, the present utility model includes at least one of the following beneficial technical effects:
1. in the sewage treatment process of the MBR membrane bioreactor, when the resistance of the MBR membrane in the MBR membrane bioreactor reaches a threshold value, the MBR membrane bioreactor is automatically switched to another MBR membrane bioreactor to continue sewage treatment through the mutual matching of the control mechanism, the shunt tubes and the electric control valve, maintenance personnel only need to clean the MBR membrane according to the average use period of the MBR membrane, and the MBR membrane in the two MBR membrane bioreactors is mixed with the MBR membrane to clean the MBR membrane simultaneously, so that the sewage treatment effect of the MBR membrane bioreactor can be ensured, an operator does not need to increase the cleaning frequency of the MBR membrane specifically, and the sewage treatment of the MBR membrane bioreactor is not influenced in the MBR membrane cleaning process;
2. the arrangement of the rotating shaft, the guide plate, the impeller and the piston plate can enable sewage flowing in the shunt tube to synchronously push filling liquid to the direction of the pressure sensor, and the energy loss of the device is reduced without arranging an additional power source.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment;
fig. 2 is a schematic view of the internal structure of a portion of the shunt of the present embodiment;
fig. 3 is an enlarged schematic view of the structure at a in fig. 2 of the present embodiment;
fig. 4 is an enlarged schematic view of the structure at B in fig. 3 of the present embodiment.
In the figure, 1, a sewage pipe; 2. a shunt; 3. an electric control valve; 4. a control mechanism; 41. a fixed tube; 42. a rotating shaft; 43. a seal ring; 44. a deflector; 45. an impeller; 46. a pressure sensor; 47. a cover; 48. a storage tank; 49. a soft mass; 410. a piston plate.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
Examples:
referring to fig. 1-4, the automatic control device for the solid-liquid separation sewage treatment membrane bioreactor disclosed by the utility model comprises a sewage pipe 1 for supplying water to an MBR membrane bioreactor, a shunt pipe 2 is arranged at the water outlet of the sewage pipe 1 in a communicated manner, an electric control valve 3 is arranged at both water outlets of the shunt pipe 2 in a communicated manner, the electric control valve 3 controls the opening or closing of a fixed pipe 41, the water outlet of the electric control valve 3 is arranged at the water outlet of the electric control valve 3 in a communicated manner with a water supply port of the first MBR membrane bioreactor and a water supply port of the second MBR membrane bioreactor through soft pipes, two control mechanisms 4 are arranged in the shunt pipe 2 in a communicated manner, and the two control mechanisms 4 control the operation of the two electric control valves 3. The control mechanism 4 comprises a rotating shaft 42, two fixing pipes 41 are oppositely and fixedly arranged on the outer wall of the shunt pipe 2 in a penetrating manner, the rotating shaft 42 penetrates through the corresponding fixing pipes 41 in a rotating manner through bearings, a sealing ring 43 for sealing gaps between the rotating shaft 42 and the shunt pipe 2 is sleeved on the outer periphery side of the rotating shaft 42, one end of the rotating shaft 42 is inserted into the shunt pipe 2, a plurality of guide plates 44 which are arranged in an arc shape are oppositely and fixedly arranged on the outer periphery side of one end of the rotating shaft 42, impellers 45 are fixedly arranged at the other end of the rotating shaft 42, piston plates 410 are arranged in the fixing pipes 41, filling liquid is filled between the piston plates 410 and the inner walls of the corresponding fixing pipes 41, pressure sensors 46 are arranged in the fixing pipes 41, the pressure sensors 46 control the operation of the two electric control valves 3, the piston plates 410 are positioned between the corresponding impellers 45 and the corresponding pressure sensors 46 according to the operation of the two electric control valves 3, the outer periphery side of the piston plates 410 are connected with the inner walls of the corresponding fixing pipes 41 in a connecting manner, sealing covers 47 are fixedly arranged in the opening internal threads of the fixing pipes 41, the sealing covers 47 are fixedly connected with the corresponding pressure sensors 46, two convex blocks are arranged on one sides of the piston covers 47, two convex blocks are arranged on the sides of the corresponding to the corresponding soft blocks 48, the inner walls of the fixing pipes 48 are arranged in the positions of the corresponding soft blocks 48, and the soft blocks are arranged in the soft blocks 49 are arranged in the soft blocks and correspond to the soft blocks, and are arranged in the soft blocks 49, and are arranged in the soft blocks and correspond to the soft blocks, and are arranged. The setting of the reservoir 48 leaves the space for the deformation of soft piece 49, and the gas that soft piece 49 inside was filled makes soft piece 49 can carry out the deformation of a greater degree, only need screw out closing cap 47 from in the fixed pipe 41 can take out pressure sensor 46 from in the fixed pipe 41, the setting of piston plate 410 can carry out filling liquid and pressure sensor 46's isolation for the filling liquid in the fixed pipe 41 can not contact with pressure sensor 46, the setting of pivot 42 and guide plate 44 can make the sewage that flows in the shunt tubes 2 can synchronous drive impeller 45 rotate, the setting of pivot 42, guide plate 44, impeller 45 and piston plate 410 can make the sewage that flows in the shunt tubes 2, synchronous extrusion pressure sensor 46.
The implementation principle of the embodiment is as follows: in the sewage treatment process of the MBR membrane bioreactor, sewage in the sewage pipe 1 flows into the shunt pipe 2 and flows into the first MBR membrane bioreactor through one of the electric control valves 3 to perform solid-liquid separation of the sewage and harmless treatment of the sewage, when the first MBR membrane bioreactor is used normally, the flow rate of the sewage in one water outlet of the shunt pipe 2 is large, so that the sewage impacts on the guide plate 44 in the flowing process of the shunt pipe 2, the impeller 45 is driven to continuously rotate through the rotating shaft 42, the rotating impeller 45 continuously pushes filling liquid in one of the fixed pipes 41 to move towards the piston plate 410, the piston plate 410 moves towards the pressure sensor 46 and presses the pressure sensor 46, the other electric control valve 3 is kept in a closed state, and the electric control valve 3 at the water inlet of the first MBR membrane bioreactor is kept in an open state;
with the use of the first MBR membrane bioreactor, the resistance of the MBR membrane in the first MBR membrane bioreactor is gradually increased due to long-time use, so that the sewage flow rate in the shunt tube 2 is gradually reduced, according to the reduction of the sewage flow rate, the rotating speed of the impeller 45 is gradually reduced, the thrust of the filling liquid to the piston plate 410 is reduced due to the reduction of the rotating speed of the impeller 45, so that the pressure monitored by the pressure sensor 46 is reduced along with the reduction, after the sewage flow rate in the shunt tube is reduced to a threshold value, the pressure monitored by the pressure sensor 46 is reduced along with the threshold value, at the moment, the pressure sensor 46 at the position controls the electric control valve 3 at the water inlet of the first MBR membrane bioreactor to be closed, and controls the other electric control valve 3 to be opened, and sewage in the shunt tube 2 enters the second MBR membrane bioreactor from the other electric control valve 3 to perform the sewage treatment;
according to the use of the second MBR membrane bioreactor, the resistance of the MBR membrane in the second MBR membrane bioreactor is gradually increased due to long-time use, so that the pressure monitored by the other pressure valve is changed, and the first MBR membrane bioreactor is switched to carry out sewage treatment;
in summary, in the sewage treatment process of the MBR, maintenance personnel only need to clean the MBR according to the average use period of the MBR, and clean the MBR in the two MBR while being mixed with the MBR, so that the sewage treatment efficiency and the sewage treatment quality of the MBR can be ensured;
the pressure sensor 46 can be pulled out from the fixed pipe 41 by screwing the sealing cover 47 into the fixed pipe 41, and the replacement of the pressure sensor 46 can be completed by screwing the sealing cover 47 on the new pressure sensor 46 into the fixed pipe 41 again;
after the cover 47 is disassembled, an operator inserts fingers into the fixed tube 41, inserts the nipper pliers into the fixed tube 41 to clamp the nipper pliers so as to pull out the piston plate 410 from the fixed tube 41, then plugs a new piston plate 410 into the fixed tube 41, after the piston plate 410 passes over the soft block 49, the soft block 49 is reset and deformed to extend out of the storage groove 48 due to the pushing of gas in the soft block 49 to the soft block 49, and the constraint limit of the piston plate 410 is carried out so that the piston plate 410 cannot fall out of the fixed tube 41 under the condition of not being subjected to external force;
when the piston plate 410 is attached or detached, the deformation of the soft block 49 automatically retracts into the storage groove 48 to make room for the movement of the piston plate 410 in the fixed tube 41 due to the interference between the piston plate 410 and the soft block 49 when the piston plate 410 contacts with the soft block 49.
The embodiments of the present utility model are all preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model in this way, therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (6)
1. An automatic control device of a solid-liquid separation sewage treatment membrane bioreactor, which comprises a sewage pipe (1) for supplying water for an MBR membrane bioreactor, and is characterized in that: the sewage pipe is characterized in that a shunt pipe (2) is arranged at the water outlet of the sewage pipe (1) in a communicating mode, an electric control valve (3) is arranged at the two water outlets of the shunt pipe (2) in a communicating mode, two control mechanisms (4) are arranged in the shunt pipe (2) in a relative mode, and the two control mechanisms (4) control the two electric control valves (3) to operate.
2. The automatic control device for a solid-liquid separation sewage treatment membrane bioreactor according to claim 1, wherein: the control mechanism (4) comprises a rotating shaft (42), two fixing pipes (41) are oppositely and fixedly arranged on the outer wall of the shunt pipe (2), the rotating shaft (42) is rotatably arranged in the corresponding fixing pipe (41) in a penetrating mode through a bearing, a sealing ring (43) is sleeved on the outer periphery side of the rotating shaft (42), one end of the rotating shaft (42) is inserted into the shunt pipe (2), and a plurality of guide plates (44) which are arranged in an arc shape are oppositely and fixedly arranged on the outer periphery side of one end of the rotating shaft (42).
3. The automatic control device for a solid-liquid separation sewage treatment membrane bioreactor according to claim 2, wherein: the impeller (45) is fixedly arranged at the other end of the rotating shaft (42), a piston plate (410) is arranged in the fixed pipe (41), and filling liquid is filled between the piston plate (410) and the inner wall of the corresponding fixed pipe (41).
4. The automatic control device for a solid-liquid separation sewage treatment membrane bioreactor according to claim 3, wherein: the fixed pipe (41) is internally provided with a pressure sensor (46), the piston plate (410) is positioned between the corresponding impeller (45) and the corresponding pressure sensor (46), and the outer periphery side of the piston plate (410) is connected with the inner wall of the corresponding fixed pipe (41).
5. The automatic control device for a solid-liquid separation sewage treatment membrane bioreactor according to claim 4, wherein: the sealing cover (47) is arranged in the opening of the fixed pipe (41) in a threaded manner, and the sealing cover (47) is fixedly connected with the corresponding pressure sensor (46).
6. The automatic control device for a solid-liquid separation sewage treatment membrane bioreactor according to claim 5, wherein: a plurality of storage tanks (48) are correspondingly arranged on the outer wall of the fixed pipe (41) at positions corresponding to the piston plates (410), soft blocks (49) which are hemispherical are fixedly arranged in the storage tanks (48), and the soft blocks (49) are hollow and filled with gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322324811.4U CN220665039U (en) | 2023-08-29 | 2023-08-29 | Automatic control device of solid-liquid separation sewage treatment membrane bioreactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322324811.4U CN220665039U (en) | 2023-08-29 | 2023-08-29 | Automatic control device of solid-liquid separation sewage treatment membrane bioreactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220665039U true CN220665039U (en) | 2024-03-26 |
Family
ID=90331160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322324811.4U Active CN220665039U (en) | 2023-08-29 | 2023-08-29 | Automatic control device of solid-liquid separation sewage treatment membrane bioreactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220665039U (en) |
-
2023
- 2023-08-29 CN CN202322324811.4U patent/CN220665039U/en active Active
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