CN219647191U - MBR flat membrane anti-pollution verification system - Google Patents
MBR flat membrane anti-pollution verification system Download PDFInfo
- Publication number
- CN219647191U CN219647191U CN202320901106.3U CN202320901106U CN219647191U CN 219647191 U CN219647191 U CN 219647191U CN 202320901106 U CN202320901106 U CN 202320901106U CN 219647191 U CN219647191 U CN 219647191U
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- mbr
- water outlet
- mbr flat
- pipeline
- valve
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- 239000012528 membrane Substances 0.000 title claims abstract description 53
- 238000012795 verification Methods 0.000 title claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 56
- 238000005374 membrane filtration Methods 0.000 claims abstract description 21
- 238000010992 reflux Methods 0.000 claims abstract description 19
- 239000007788 liquid Substances 0.000 claims abstract description 18
- 238000005273 aeration Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 5
- 238000011109 contamination Methods 0.000 claims 8
- 239000010865 sewage Substances 0.000 abstract description 23
- 238000000034 method Methods 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 230000004907 flux Effects 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 238000001914 filtration Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000010802 sludge Substances 0.000 description 8
- 230000001276 controlling effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000003373 anti-fouling effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000012459 cleaning agent Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- 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 the technical field of sewage treatment, in particular to an MBR flat membrane pollution resistance verification system, which comprises an MBR tank and a device room, wherein a water inlet is formed in the upper part of the MBR tank, an MBR flat membrane filtering component, a high-middle-low liquid level meter and a reflux pump are arranged in the MBR tank, and a PLC (programmable logic controller) and a fan are arranged in the device room; the MBR flat membrane filtration assembly is connected with the self-priming pump through a suction pipeline, a dosing pipeline and a vacuum pressure gauge are sequentially arranged on the suction pipeline from one side close to the MBR flat membrane filtration assembly, and a dosing valve is arranged on the dosing pipeline; the water outlet end of the self-priming pump is connected with a water outlet pipeline, and the water outlet pipeline is provided with a water outlet valve, a water outlet flowmeter and a turbidity meter; the fan is connected with the MBR flat membrane filtration component. The utility model provides a preliminary guidance for treating sewage by using the MBR flat plate membrane, is beneficial to selecting the MBR flat plate membrane with proper membrane flux to treat sewage, has simple verification process, can be recycled and reused, and reduces the production cost.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to an MBR flat membrane pollution resistance verification system.
Background
The rapid development of the membrane technology has brought great influence to a plurality of fields, is particularly applied to the aspect of sewage treatment technology, can realize thorough mud-water separation in the aspect of water outlet, has the obvious advantages of high pollutant removal efficiency in sewage, stable water outlet quality, convenient operation and management, small occupied area and the like, and has very wide application prospect; but at the same time, a layer of sludge is adsorbed on the surface of the membrane, so that the water yield is gradually reduced and the pressure is increased. However, in the MBR flat membrane technology aiming at sewage treatment, the pollution treatment of the MBR flat membrane is complex, the cost is high, and the conventional physical cleaning method is simple, but the cleaning is not thorough enough; in the MBR flat membrane treatment system in the prior art, the pollution resistance of the MBR flat membrane is also greatly different due to the difference of membrane base materials, so that the membrane is easy to pollute in long-term use, the membrane flux is continuously reduced, the treatment efficiency is seriously influenced, the membrane loss is higher, and the cost is greatly increased. Accordingly, there is a need to provide an anti-MBR flat membrane anti-fouling verification system to verify the anti-fouling performance of the MBR flat membrane.
Disclosure of Invention
The utility model solves the problems in the related art, provides an MBR flat membrane pollution resistance verification system, provides a front-stage guide for treating sewage by using an MBR flat membrane, is beneficial to selecting the MBR flat membrane with proper membrane flux to treat the sewage, has simple verification flow, compact structure and small occupied area, is not limited by the setting place, is suitable for any occasion, is convenient to operate and manage, is easy to realize automatic control, can be recycled and reused, and reduces the production cost.
In order to solve the technical problems, the utility model is realized by the following technical scheme: the anti-pollution verification system for the MBR flat membrane comprises an MBR tank and a device room, wherein a water inlet is formed in the upper part of the MBR tank, an MBR flat membrane filtering component, a high-middle-low liquid level meter and a reflux pump are arranged in the MBR tank, and a PLC (programmable logic controller) and a fan are arranged in the device room; the MBR flat membrane filtration assembly is connected with the self-priming pump through a suction pipeline, a dosing pipeline and a vacuum pressure gauge are sequentially arranged on the suction pipeline from one side close to the MBR flat membrane filtration assembly, and a dosing valve is arranged on the dosing pipeline; the water outlet end of the self-priming pump is connected with a water outlet pipeline, and the water outlet pipeline is provided with a water outlet valve, a water outlet flowmeter and a turbidity meter; the PLC is electrically connected with the self-priming pump, the fan, the reflux pump, each valve, the vacuum pressure gauge, the water outlet flowmeter, the turbidity meter and the high-middle-low liquid level gauge respectively, and the fan is connected with the MBR flat-plate membrane filtration assembly.
Preferably, the reflux pump is connected with the reflux port through a reflux pipeline, and the reflux pipeline is provided with a check valve and a ball valve.
As a preferable scheme, the fan is connected with the MBR flat membrane filtration assembly through an aeration pipe, and a gate valve is arranged on the aeration pipe.
Preferably, the turbidity meter is connected with a ball valve.
As an optimal scheme, the vacuum pressure gauge is arranged on the suction pipeline through the ball valve, and the ball valve is arranged on the suction pipeline between the vacuum pressure gauge and the self-priming pump.
As a preferable scheme, a check valve is arranged on a water outlet pipeline between the water outlet valve and the self-priming pump.
As a preferable scheme, a liquid inlet end of the dosing valve is communicated with a dosing port.
As a preferable scheme, the tail end of the water outlet pipeline is communicated with a water outlet.
As a preferable scheme, at least two groups of membrane elements with different base materials are arranged in the MBR flat membrane filtration component.
Compared with the prior art, the utility model has the beneficial effects that:
the verification process is simple, the structure is compact, the occupied area is saved, the verification process is not limited by the setting places, the verification process is suitable for any occasion, the operation management is convenient, and the automatic control is easy to realize;
the pollution resistance of the membrane elements with different base materials can be verified in the same environment, and the implementation is simple;
providing a front-stage guidance for treating sewage by using an MBR flat plate membrane, and being beneficial to selecting the MBR flat plate membrane with proper membrane flux to treat sewage;
the verification system can be recycled, and the production cost is reduced.
Drawings
Fig. 1 is a schematic view of the overall structure of the present utility model.
In the figure:
the device comprises a water inlet, a high-middle-low liquid level meter, a low-middle-low liquid level meter, a membrane filtration module (3), an MBR flat membrane, a dosing valve, a dosing port, a vacuum pressure meter, a self-priming pump, a check valve, a water outlet flowmeter, a turbidity meter, a water outlet flowmeter, a water outlet, a PLC (programmable logic controller), a fan, a gate valve, a reflux pump, a reflux port, a water outlet valve and a water outlet valve.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present utility model.
As shown in fig. 1, the anti-pollution verification system for the MBR flat membrane comprises an MBR tank and an equipment room, wherein a PLC (programmable logic controller) 12 and a fan 13 are arranged in the equipment room, a water inlet 1 for introducing sewage is arranged at the upper part of the MBR tank, a water inlet valve is arranged on the water inlet 1, an MBR flat membrane filtering component 3, a high-middle-low liquid level meter 2 and a reflux pump 15 are arranged in the MBR tank, wherein the high-middle-low liquid level meter 2 is used for detecting the liquid level in the MBR tank and transmitting a liquid level signal to the PLC 12, so that the liquid level in the MBR tank is regulated by controlling the water inlet valve; the MBR flat membrane filtration component 3 is connected with a self-priming pump 7 through a suction pipeline, a dosing pipeline and a vacuum pressure gauge 6 are sequentially arranged on the suction pipeline from one side close to the MBR flat membrane filtration component 3, a dosing valve 4 is arranged on the dosing pipeline, and the dosing valve 4 is used for controlling the addition of liquid medicine; the vacuum pressure gauge 6 is used for measuring the pressure on the suction pipeline; the water outlet end of the self-priming pump 7 is connected with a water outlet pipeline, the water outlet pipeline is provided with a water outlet flowmeter 9 for measuring the flow of the treated sewage on the water outlet pipeline, the turbidity meter 10 is used for measuring the turbidity of the treated sewage on the water outlet pipeline, and when the turbidity is greater than 1NTU, the system sends out an alarm through the PLC 12; the PLC 12 is respectively electrically connected with the self-priming pump 7, the fan 13, the reflux pump 15, valves, the vacuum pressure gauge 6, the water outlet flowmeter 9, the turbidity meter 10 and the high-middle-low liquid level gauge 2, and the fan 13 is connected with the MBR flat membrane filtration assembly 3, so that air blast aeration is carried out in the MBR flat membrane filtration assembly 3 through the fan 13.
In addition, a sludge concentration detector for measuring the concentration of the sludge is also arranged in the MBR tank, the sludge concentration detector feeds back the detection result to the PLC 12, and when the concentration of the sludge is higher than 8000mg/L, the PLC 12 controls the reflux pump 15 to be automatically started for sludge discharge.
In one embodiment, the return pump 15 is connected to the return port 16 by a return line, on which the check valve 8 and ball valve are disposed.
In one embodiment, the fan 13 is connected to the MBR flat membrane filtration module 3 through an aeration pipe, and a gate valve is disposed on the aeration pipe, so as to control whether wind enters or not through the gate valve.
In one embodiment, the turbidity meter 10 is connected to a ball valve, through which the measurement is made by controlling whether sewage enters the turbidity meter 10.
In one embodiment, the vacuum pressure gauge 6 is mounted on the suction pipe through a ball valve, and whether the vacuum pressure gauge 6 performs water pressure measurement is controlled through the ball valve, and a ball valve is arranged on the suction pipe between the vacuum pressure gauge 6 and the self-priming pump 7, and whether sewage enters the self-priming pump 7 is controlled through the ball valve.
In one embodiment, a check valve 8 is provided on the outlet line between the outlet valve 17 and the self-priming pump 7 to prevent backflow of the sewage.
In one embodiment, the liquid inlet end of the dosing valve 4 is communicated with the dosing port 3, so that the liquid medicine is added from the dosing port 3.
In one embodiment, the tail end of the water outlet pipeline is communicated with a water outlet 11 for discharging sewage, and the filtered sewage can be sampled from the water outlet 11 for relevant detection.
In one embodiment, a plurality of groups of membrane elements with different base materials can be uniformly placed in the MBR flat membrane filtration component 3, the same aeration system is used, and the suction and dosing systems are separately arranged, so that the same use environment is ensured.
The working principle is as follows:
when the device is used, sewage enters the MRB flat membrane filter assembly 3 through the water inlet 1, the MRB flat membrane filter assembly 3 filters the sewage, the fan 13 aerates the interior of the MRB flat membrane filter assembly 3, the sewage filtered by the MRB flat membrane filter assembly 3 is discharged to the water outlet 11 through the self-priming pump 7, and the condition of the filtered sewage can be sampled and detected from the water outlet 11; in addition, when the turbidity meter 10 detects that the turbidity of the effluent is greater than 1NTU, the system sends out an alarm through the PLC 12, and when the sludge concentration in the MBR tank is higher than 8000mg/L, the reflux pump 15 is automatically started to discharge sludge; when the MRB flat membrane filter assembly 3 is required to be cleaned, cleaning agent is added into the dosing port 3, the cleaning agent in the dosing port 3 enters the MRB flat membrane filter assembly 3 through the dosing valve 4, and pollutants in the MRB flat membrane filter assembly 3 are cleaned, so that verification of the pollution resistance of the MBR flat membrane can be completed.
The above is a preferred embodiment of the present utility model, and a person skilled in the art can also make alterations and modifications to the above embodiment, therefore, the present utility model is not limited to the above specific embodiment, and any obvious improvements, substitutions or modifications made by the person skilled in the art on the basis of the present utility model are all within the scope of the present utility model.
Claims (9)
1. An MBR flat membrane anti-pollution verification system is characterized in that: the device comprises an MBR tank and a device room, wherein a water inlet (1) is formed in the upper part of the MBR tank, and an MBR flat membrane filtration assembly (3), a high-middle-low liquid level meter (2) and a reflux pump (15) are arranged in the MBR tank; a PLC (programmable logic controller) and a fan (13) are arranged in the equipment room; the MBR flat membrane filtration assembly (3) is connected with the self-priming pump (7) through a suction pipeline, a dosing pipeline and a vacuum pressure gauge (6) are sequentially arranged on the suction pipeline from one side close to the MBR flat membrane filtration assembly (3), and a dosing valve (4) is arranged on the dosing pipeline; the water outlet end of the self-priming pump (7) is connected with a water outlet pipeline, and a water outlet valve (17), a water outlet flowmeter (9) and a turbidity meter (10) are arranged on the water outlet pipeline; the PLC controller (12) is electrically connected with the self-priming pump (7), the fan (13) and the reflux pump (15), each valve, the vacuum pressure gauge (6), the water outlet flowmeter (9), the turbidity meter (10) and the high-middle-low liquid level meter (2) respectively, and the fan (13) is connected with the MBR flat-plate membrane filtration assembly (3).
2. The MBR flat panel membrane contamination resistance verification system according to claim 1, wherein: the reflux pump (15) is connected with a reflux port (16) through a reflux pipeline, and a check valve and a ball valve are arranged on the reflux pipeline.
3. The MBR flat panel membrane contamination resistance verification system according to claim 1, wherein: the fan (13) is connected with the MBR flat membrane filtration assembly (3) through an aeration pipe, and a gate valve is arranged on the aeration pipe.
4. The MBR flat panel membrane contamination resistance verification system according to claim 1, wherein: the turbidity meter (10) is connected with a ball valve.
5. The MBR flat panel membrane contamination resistance verification system according to claim 1, wherein: the vacuum pressure gauge (6) is arranged on the suction pipeline through a ball valve, and the ball valve is arranged on the suction pipeline between the vacuum pressure gauge (6) and the self-priming pump (7).
6. The MBR flat panel membrane contamination resistance verification system according to claim 1, wherein: a check valve (8) is arranged on a water outlet pipeline between the water outlet valve (17) and the self-priming pump (7).
7. The MBR flat panel membrane contamination resistance verification system according to claim 1, wherein: the liquid inlet end of the dosing valve (4) is communicated with a dosing port (5).
8. The MBR flat panel membrane contamination resistance verification system according to claim 1, wherein: the tail end of the water outlet pipeline is communicated with a water outlet (11).
9. The MBR flat panel membrane contamination resistance verification system according to claim 1, wherein: at least two groups of membrane elements with different base materials are arranged in the MBR flat membrane filtration component (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320901106.3U CN219647191U (en) | 2023-04-20 | 2023-04-20 | MBR flat membrane anti-pollution verification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320901106.3U CN219647191U (en) | 2023-04-20 | 2023-04-20 | MBR flat membrane anti-pollution verification system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219647191U true CN219647191U (en) | 2023-09-08 |
Family
ID=87880393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320901106.3U Active CN219647191U (en) | 2023-04-20 | 2023-04-20 | MBR flat membrane anti-pollution verification system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219647191U (en) |
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2023
- 2023-04-20 CN CN202320901106.3U patent/CN219647191U/en active Active
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