CN215276669U - Movable membrane cleaning device suitable for various immersed ultrafiltration membrane components - Google Patents
Movable membrane cleaning device suitable for various immersed ultrafiltration membrane components Download PDFInfo
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- CN215276669U CN215276669U CN202121555410.4U CN202121555410U CN215276669U CN 215276669 U CN215276669 U CN 215276669U CN 202121555410 U CN202121555410 U CN 202121555410U CN 215276669 U CN215276669 U CN 215276669U
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Abstract
The utility model discloses a movable membrane cleaning device suitable for various immersed ultrafiltration membrane components, which comprises a cleaning module, a dosing module and an aeration flushing module, wherein the cleaning module comprises a cleaning pump and a cleaning box for accommodating the ultrafiltration membrane components, the bottom of the cleaning box is provided with a perforated aeration pipe, and the cleaning pump is used for providing chemical backwashing agents or backwashing water for the ultrafiltration membrane components; the dosing module is used for providing chemical soaking liquid for the cleaning box and providing chemical backwashing agents for the membrane module; the aeration flushing module is used for blowing air to the inner cavity of the ultrafiltration membrane component immersed in the cleaning box to generate a large amount of bubbles to scrub pollutants on the surface of the membrane; and agitation for adding cleaning fluid to the air blast in the perforated aerator pipe. The utility model discloses a collect wash, add medicine, aeration and wash high efficiency as an organic whole and integrate membrane belt cleaning device, whole portable to membrane cleaning place, the quick installation and the high-efficient off-line recovery nature of adaptable multiple membrane module wash.
Description
Technical Field
The utility model relates to a membrane filtration equipment technical field, concretely relates to movable membrane belt cleaning device who adapts to multiple submergence formula milipore filter subassembly.
Background
Submerged ultrafiltration membrane modules are membrane filtration devices based on an integrated design that integrates ultrafiltration membranes of standardized dimensions into one module, and are now widely used in various fields. The process of ultrafiltration membrane filtration is divided into three steps of filtration, backwashing and chemical reinforced backwashing, backwashing and low-dose dosing backwashing under a normal operation mode can effectively relieve the pollution and blockage of the membrane, but after a period of operation, a large amount of dirt can still be attached to the ultrafiltration membrane and the components, so that the membrane element is blocked, the normal operation of equipment is influenced, and at the moment, recovery cleaning is required. The traditional restorative cleaning mode is chemical agent soaking and is matched with an operator to use a water spray gun for manual washing. The traditional recovery cleaning mode can only soak and wash the exterior of the ultrafiltration membrane and cannot clean the interior of the membrane element, so that the cleaning is not thorough; on the other hand, the chemical cleaning water tank is high in construction cost, large in workload of operators and high in labor cost.
In addition, in recent years, the integrated membrane bioreactor treatment equipment for urban pollution point sources is gradually emerging and applied, and due to the consideration of economic benefits, land shortage and other factors, an offline chemical cleaning pool is not generally arranged in the project, the traditional recovery cleaning mode cannot be adopted to clean the ultrafiltration membrane, the production is stopped for online cleaning, or the membrane module is transported to a specified place for cleaning, the cleaning cost and the cleaning time of the ultrafiltration membrane are increased, and the capacity of the equipment is seriously influenced.
SUMMERY OF THE UTILITY MODEL
The problems that a traditional recovery cleaning mode is adopted, the construction cost of a chemical cleaning water tank is high, the workload of operators is large, the cost of manual labor is high, and the cleaning and decontamination effects are poor are solved; adopt online cleaning, seriously influence the technical problem of the productivity of equipment, the application provides a movable membrane belt cleaning device who adapts to multiple submergence formula milipore filter subassembly.
The utility model adopts the technical proposal that:
a movable membrane cleaning device suitable for various immersed ultrafiltration membrane components comprises a cleaning module, a dosing module and an aeration flushing module;
the cleaning module comprises a cleaning box and a cleaning pump, the cleaning box is used for accommodating the ultrafiltration membrane assembly and cleaning liquid, a perforated aeration pipe is arranged at the bottom of the cleaning box, and the cleaning pump is connected with a water production port of the ultrafiltration membrane assembly immersed in the cleaning box through a cleaning pipeline and a cleaning port adapter and is used for providing chemical backwashing agents or backwashing water for the ultrafiltration membrane assembly;
the medicine adding module comprises a sodium hypochlorite medicine adding system and a citric acid medicine adding system, the sodium hypochlorite medicine adding system is connected with the cleaning box through a pipeline and used for providing alkaline soak solution for the cleaning box, and the sodium hypochlorite medicine adding system is connected with an outlet pipeline of the cleaning pump through a pipeline and used for providing alkaline backwashing agent for the cleaning pump; the citric acid dosing system is connected with the cleaning box through a pipeline and used for providing an acidic soaking solution for the cleaning box, and is connected with the outlet of the cleaning pump through a pipeline and used for providing an acidic backwashing agent for the cleaning pump;
the aeration flushing module comprises an aeration fan, on one hand, the aeration fan is connected with an aeration port of an ultrafiltration membrane component immersed in the cleaning box through a first aeration pipeline and an aeration port conversion joint and is used for blowing air into an inner cavity of the membrane component to generate a large amount of bubbles to wipe the membrane and clean pollutants on the surface of the membrane; on the other hand, the cleaning solution is connected with the perforated aeration pipe through a second aeration pipeline and is used for adding the stirring of the cleaning solution to the air blowing in the perforated aeration pipe.
Further, still include the evacuation module, the evacuation module includes the evacuation pump, and the evacuation pump passes through the pipeline and is connected with the washing case and be used for the evacuation to wash the washing liquid in the case.
Furthermore, a heating device is arranged in the cleaning box and used for heating the cleaning liquid in the cleaning box.
Furthermore, install the line mixer on the washing pipeline, sodium hypochlorite medicine system and citric acid medicine system pass through the entry linkage of pipeline and valve and line mixer respectively.
Furthermore, the cleaning pipeline comprises a hard pipe section and a hose section, wherein the hard pipe section is provided with a pipeline mixer, one end of the hose section is connected with the hard pipe section, and the other end of the hose section is connected with the cleaning port adapter.
Furthermore, the aeration flushing module also comprises a flushing pump and a flushing valve, wherein the outlet of the flushing pump is connected with the first aeration pipe through the flushing valve and is used for flushing the membrane component aeration oral cavity body at high pressure.
Furthermore, the first aeration pipe and the second aeration pipe are two branch pipelines of an outlet pipeline of the aeration fan, a washing aeration valve is arranged on the first aeration pipe, and a perforated pipe aeration valve is arranged on the second aeration pipe.
Further, first aeration pipe includes hard pipeline section and hose section, is equipped with on the hard pipeline section and washes the aeration valve, and hard pipeline section is connected to hose section one end, and the other end is connected aeration mouth crossover sub, and the flush pump export is connected with the hard pipe behind the export of washing the aeration valve through the pipeline, and the flush valve is located on the export pipeline of flush pump.
The utility model has the advantages that:
1. the utility model discloses a collect wash, add medicine, aeration and wash high efficiency as an organic whole and integrate membrane belt cleaning device, whole portable to membrane cleaning place, the accessible adopts PLC control system to carry out full automatic control to the device simultaneously.
2. The utility model discloses a chemistry backwash, medicament soak, the aeration is cleaned and is washed the cleaning means who combines together with high pressure, and the cleaning performance is good, has realized not influencing water treatment facilities's production operation to the off-line recovery nature washing of milipore filter.
3. The utility model discloses an adopt hose and crossover sub to connect ultrafiltration membrane subassembly, the quick switch installation of adaptable multiple membrane subassembly interface.
Drawings
Fig. 1 is a schematic structural diagram of the movable membrane cleaning device of the present invention.
Fig. 2 is a schematic view of the connection structure of the immersed ultrafiltration membrane module and the movable membrane cleaning device of the present invention.
Description of reference numerals: 1, an aeration fan, 2, a flushing aeration valve, 3, an aeration hose, 4, an aeration port adapter, 5, a cleaning box, 6, a cleaning pump, 7, a cleaning valve, 8, a pipeline mixer, 9, 10, a sodium hypochlorite dosing system, 11, a citric acid dosing system, 12, a 13, a 14, a 15, a 16, a 17, a 18, a 19, a 20, a 21, a 22, a perforated pipe aeration valve, and a 23 perforated aeration pipe; 24. an aeration opening; 25. a water producing port; 26. an immersed ultrafiltration membrane component.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings and a preferred embodiment.
Referring to fig. 1 and 2, the embodiment provides a movable membrane cleaning device suitable for various submerged ultrafiltration membrane assemblies, which includes a cleaning module, a dosing module, an aeration flushing module and an emptying module.
The cleaning module comprises a cleaning box 5 and a cleaning pump 6, the cleaning box 5 is used for accommodating an ultrafiltration membrane assembly 26 and cleaning liquid, a perforated aeration pipe 23 is arranged at the bottom of the cleaning box 5, a heating device 19 is arranged on the inner side wall of the cleaning box 5, and an evacuation port is arranged at the bottom of the cleaning box 5. The heating device 19 is a conventional device, and can be, for example, an electric heating tube or a heating jacket, and heat the cleaning liquid at a low temperature by electrifying or introducing a heat medium, so as to greatly accelerate the softening and falling of dirt on the surface of the ultrafiltration membrane and enhance the cleaning effect.
An inlet of the cleaning pump 6 is connected with an external clean water source, an outlet of the cleaning pump 6 is connected with a water production port 25 of an ultrafiltration membrane component immersed in the cleaning box 5 sequentially through a cleaning hard pipe 102, a cleaning hose 9 and a cleaning port adapter 10, and the cleaning hard pipe 102 is sequentially provided with a cleaning valve 7 and a pipeline mixer 8. The side of the line mixer 8 is provided with two inlets.
The medicine adding module comprises a sodium hypochlorite medicine adding system 11 and a citric acid medicine adding system 12, wherein the sodium hypochlorite medicine adding system 11 and the citric acid medicine adding system 12 are in the prior art and are composed of a medicine barrel, a medicine pump, a medicine pipe and the like. The sodium hypochlorite dosing system 11 is used for preparing an alkaline cleaning solution mainly containing sodium hypochlorite, and the citric acid dosing system 12 is used for preparing an acidic cleaning solution mainly containing citric acid. The outlet of the chemical pump of the sodium hypochlorite chemical adding system 11 is connected with the cleaning box 5 through a pipeline 107 and a sodium hypochlorite chemical supplementing valve 20, and is connected with an inlet of the pipeline mixer 8 through a pipeline 105 and a sodium hypochlorite chemical adding valve 17. The medicament pump outlet of the citric acid dosing system 12 is connected with the cleaning tank 5 through a pipeline 108 and a citric acid drug supplementing valve 21, and is connected with the other inlet of the pipeline mixer 8 through a pipeline 106 and the citric acid drug supplementing valve 21. The sodium hypochlorite dosing system 11 and the citric acid dosing system 12 directly inject the medicament into the cleaning box 5 through the pipeline 107 and the pipeline 108 respectively, and the loss amount of the medicament can be quickly supplemented after the long-time soaking and cleaning. The pipeline mixer 8 can pump the mixed acid cleaning agent or alkaline agent and the cleaning water into a water production port of the ultrafiltration membrane component, and the agent is used for reversely cleaning the inside of the membrane. 17 sodium hypochlorite adds medicine valve, 18 citric acid and adds medicine valve, 20 sodium hypochlorite benefit medicine valves, 21 citric acid benefit medicine valves play the effect of switching over the pipeline.
Aeration flushing module includes aeration fan 1 and flush pump 15, one section aeration main pipe 101 of aeration fan 1's exit linkage, aeration main pipe 101 passes through two aeration branch pipes of tee junction, first aeration branch pipe includes hard pipe section and hose section 3, be equipped with on the hard pipe section and wash aeration valve 2, hard pipe section is connected to 3 one ends of hose section, aeration mouth crossover sub 4 is connected to the other end, flush pump 15 export is connected through the hard pipe behind pipeline 103 and the export of washing aeration valve 2, be equipped with flush valve 16 on the pipeline 103. In the cleaning process, the aeration fan 1 blows air into the membrane component through the aeration pipeline 101, the aeration hose 3 and the aeration port adapter 4 to generate a large amount of bubbles to scrub dirt on the surface of the membrane, the switching is realized through the flushing aeration valve 2, the flushing aeration valve 2 is closed, the flushing pump 15 is started to convey water into the aeration pipeline 101 to flush the aeration oral cavity body of the membrane component at high pressure, and the dirt accumulated at the aeration port is effectively cleaned. The second branch aerator pipe 109 is connected with the perforated aerator pipe 23 through the perforated pipe aeration valve 22, the aeration fan 1 blows air which is switched by the perforated pipe aeration valve 22, and the air is blown to the perforated aerator pipe 23 at the bottom of the cleaning box 5 through the second branch aerator pipe 109, so that the stirring of the cleaning liquid is increased, the uniform concentration of the cleaning liquid after being soaked for a long time is ensured, and the cleaning effect is enhanced.
The emptying module comprises an emptying pump 13, the emptying pump 13 is connected with the cleaning box 5 through a pipeline and used for emptying the cleaning liquid in the cleaning box, and the discharged cleaning waste liquid is conveyed to the sewage treatment system through an emptying valve 14 and a pipeline 104.
All valves mentioned in this embodiment can all select automatic valve for use, the device can insert PLC control system, through the full automatic control technique of PLC realize that the automation of equipment stops, washs mode automatic switch-over to realize the full process automation of membrane module and wash, the hand labor that significantly reduces.
Each module in this application all can set up alone, transports to washing scene back rethread pipe connection, also can be as an organic whole with all module designs, wholly transports to washing scene, and this application is used nimble conveniently, the quick installation and the high-efficient off-line of adaptable multiple membrane module wash.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and the improvements and modifications are also within the protection scope of the present invention.
Claims (8)
1. A movable membrane cleaning device suitable for various immersed ultrafiltration membrane components is characterized by comprising a cleaning module, a dosing module and an aeration flushing module,
the cleaning module comprises a cleaning box and a cleaning pump, the cleaning box is used for accommodating the ultrafiltration membrane assembly and cleaning liquid, a perforated aeration pipe is arranged at the bottom of the cleaning box, and the cleaning pump is connected with a water production port of the ultrafiltration membrane assembly immersed in the cleaning box through a cleaning pipeline and a cleaning port adapter and is used for providing chemical backwashing agents or backwashing water for the ultrafiltration membrane assembly;
the medicine adding module comprises a sodium hypochlorite medicine adding system and a citric acid medicine adding system, the sodium hypochlorite medicine adding system is connected with the cleaning box through a pipeline and used for providing alkaline soak solution for the cleaning box, and the sodium hypochlorite medicine adding system is connected with an outlet pipeline of the cleaning pump through a pipeline and used for providing alkaline backwashing agent for the cleaning pump; the citric acid dosing system is connected with the cleaning box through a pipeline and used for providing an acidic soaking solution for the cleaning box, and is connected with the outlet of the cleaning pump through a pipeline and used for providing an acidic backwashing agent for the cleaning pump;
the aeration flushing module comprises an aeration fan, on one hand, the aeration fan is connected with an aeration port of an ultrafiltration membrane module immersed in the cleaning box through a first aeration pipeline and an aeration port conversion joint and is used for blowing air into an inner cavity of the membrane module to generate a large amount of bubbles to wipe the membrane to clean surface pollutants; on the other hand, the cleaning solution is connected with the perforated aeration pipe through a second aeration pipeline and is used for adding the stirring of the cleaning solution to the air blowing in the perforated aeration pipe.
2. The movable membrane cleaning device suitable for various submerged ultrafiltration membrane assemblies according to claim 1, further comprising an evacuation module, wherein the evacuation module comprises an evacuation pump, and the evacuation pump is connected with the cleaning tank through a pipeline and used for evacuating the cleaning liquid in the cleaning tank.
3. The movable membrane cleaning device suitable for various submerged ultrafiltration membrane assemblies according to claim 1 or 2, wherein a heating device is arranged in the cleaning tank and used for heating the cleaning liquid in the cleaning tank.
4. The movable membrane cleaning device suitable for various submerged ultrafiltration membrane assemblies according to claim 1 or 2, wherein a pipeline mixer is installed on the cleaning pipeline, and the sodium hypochlorite dosing system and the citric acid dosing system are respectively connected with an inlet of the pipeline mixer through a pipeline and a valve.
5. The removable membrane cleaning device suitable for various submerged ultrafiltration membrane assemblies according to claim 4, wherein the cleaning pipeline comprises a hard pipe section and a soft pipe section, the hard pipe section is provided with a pipeline mixer, one end of the soft pipe section is connected with the hard pipe section, and the other end of the soft pipe section is connected with the cleaning port adapter.
6. The movable membrane cleaning device suitable for various submerged ultrafiltration membrane modules according to claim 1 or 2, wherein the aeration flushing module further comprises a flushing pump and a flushing valve, and the outlet of the flushing pump is connected with the first aeration pipe through the flushing valve and is used for performing high-pressure flushing on the membrane module aeration oral cavity body.
7. The movable membrane cleaning device suitable for various submerged ultrafiltration membrane modules as claimed in claim 6, wherein the first aeration pipe and the second aeration pipe are two branch pipes of an outlet pipe of an aeration fan, the first aeration pipe is provided with a flushing aeration valve, and the second aeration pipe is provided with a perforated pipe aeration valve.
8. The movable membrane cleaning device suitable for various submerged ultrafiltration membrane assemblies according to claim 7, wherein the first aeration pipe comprises a hard pipe section and a soft pipe section, a flushing aeration valve is arranged on the hard pipe section, one end of the soft pipe section is connected with the hard pipe section, the other end of the soft pipe section is connected with an aeration port conversion joint, the outlet of the flushing pump is connected with the hard pipe behind the outlet of the flushing aeration valve through a pipeline, and the flushing valve is arranged on an outlet pipeline of the flushing pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121555410.4U CN215276669U (en) | 2021-07-09 | 2021-07-09 | Movable membrane cleaning device suitable for various immersed ultrafiltration membrane components |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121555410.4U CN215276669U (en) | 2021-07-09 | 2021-07-09 | Movable membrane cleaning device suitable for various immersed ultrafiltration membrane components |
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| Publication Number | Publication Date |
|---|---|
| CN215276669U true CN215276669U (en) | 2021-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121555410.4U Active CN215276669U (en) | 2021-07-09 | 2021-07-09 | Movable membrane cleaning device suitable for various immersed ultrafiltration membrane components |
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| CN (1) | CN215276669U (en) |
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- 2021-07-09 CN CN202121555410.4U patent/CN215276669U/en active Active
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