CN210448766U - Improved generation reverse osmosis membrane off-line belt cleaning device - Google Patents
Improved generation reverse osmosis membrane off-line belt cleaning device Download PDFInfo
- Publication number
- CN210448766U CN210448766U CN201921113856.4U CN201921113856U CN210448766U CN 210448766 U CN210448766 U CN 210448766U CN 201921113856 U CN201921113856 U CN 201921113856U CN 210448766 U CN210448766 U CN 210448766U
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- Prior art keywords
- reverse osmosis
- osmosis membrane
- bucket
- valve
- cleaning
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- 239000012528 membrane Substances 0.000 title claims abstract description 77
- 238000004140 cleaning Methods 0.000 title claims abstract description 72
- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 69
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 53
- 239000007788 liquid Substances 0.000 claims abstract description 47
- 239000012459 cleaning agent Substances 0.000 claims abstract description 25
- 238000004064 recycling Methods 0.000 claims abstract description 23
- 238000005406 washing Methods 0.000 claims abstract description 22
- 239000002699 waste material Substances 0.000 claims abstract description 10
- 238000010438 heat treatment Methods 0.000 claims abstract description 9
- 239000000126 substance Substances 0.000 claims description 6
- 239000003599 detergent Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 8
- 230000004087 circulation Effects 0.000 description 13
- 239000012535 impurity Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 238000007599 discharging Methods 0.000 description 4
- 239000002351 wastewater Substances 0.000 description 4
- 230000002378 acidificating effect Effects 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses an improved generation reverse osmosis membrane off-line belt cleaning device belongs to belt cleaning device technical field for the water treatment facilities, including wash bucket, recycling bin and reverse osmosis membrane shell, wash bucket and recycling bin respectively through first water pump with the one end of reverse osmosis membrane shell is connected, wash bucket and recycling bin with be equipped with the liquid delivery valve between the first water pump respectively, the other end of reverse osmosis membrane shell respectively with the entry linkage who washs bucket and recycling bin, the entry of wasing bucket and recycling bin all is equipped with the feed liquor valve, the feed liquor valve is connected with water storage heating device through the second water pump, it is equipped with the waste liquid valve to wash bucket and recycling bin bottom, it washs the bucket including first washing bucket and the second washing bucket that is used for the different cleaner of splendid attire. The utility model discloses fine solution secondary pollution, the poor scheduling problem of cleaning performance that the cleaning agent mixes and causes in the reverse osmosis membrane cleaning process, improved the cleaning efficiency greatly.
Description
Technical Field
The utility model relates to a belt cleaning device technical field for the water treatment facilities, concretely relates to improved generation reverse osmosis membrane off-line belt cleaning device.
Background
The reverse osmosis membrane is a water treatment device which is widely used at present, and has the advantages of small volume, low energy consumption, low operating cost, high automation degree and the like. The reverse osmosis technology is the most advanced, effective and energy-saving membrane separation technology in the world, and can effectively remove impurities such as solid solute, organic matters, colloid, microorganisms, bacteria and the like in water by utilizing the pressurization of a pump and the interception of the reverse osmosis membrane.
Reverse osmosis equipment is after a period of normal operating, and reverse osmosis membrane element can receive the influence of the multiple pollutant in the feedwater, causes the membrane pollution, if can not in time rinse completely, can seriously influence the life of membrane element, reduces its water treatment's function, still can damage the membrane element even. The membrane elements in the cleaning apparatus require regular cleaning maintenance to restore good performance of the membrane elements.
The cleaning of the reverse osmosis membrane generally needs a plurality of cleaning agents, and the cleaning methods in the prior art inevitably cause different cleaning agents to be mixed to different degrees. In the process of cleaning a membrane element, a cleaning agent 1 is difficult to directly exhaust after being cleaned by using the cleaning agent in the conventional cleaning device, and after the cleaning agent 2 is introduced, the two cleaning agents are mixed with each other to influence the cleaning effect. After all cleaning cycles are finished, partial cleaning agent and impurities still exist in the reverse osmosis membrane, and the treatment capacity of the reverse osmosis membrane is seriously reduced. Because the washing bucket of current generally used, ground is higher in the outlet for waste water in the bucket is difficult to arrange to the greatest extent, and impurity in the waste water gets into the membrane through the recirculation back, leads to the pollution, leads to the washing cost to increase. The cleaning agent in the cleaning barrel has partial residue after the cleaning process is finished, and is directly discharged into a sewer, so that the environment is greatly influenced. In the environment with lower temperature, the added cleaning agent can not be dissolved in time, so that the cleaning efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to furthest's reduction reverse osmosis membrane cleaning process in the mixed degree of multiple cleaner, reduce the consumption that causes because of the interactive reaction of different cleaners, reinforcing cleaning efficiency.
The utility model provides a technical scheme as follows:
the utility model provides an improved generation reverse osmosis membrane off-line belt cleaning device, its characterized in that, including wasing bucket, recycling bin and reverse osmosis membrane shell, wash bucket and recycling bin respectively through first water pump with the one end of reverse osmosis membrane shell is connected, wash bucket and recycling bin with be equipped with between the first water pump respectively and send the liquid valve, the other end of reverse osmosis membrane shell respectively with the entry linkage who washs bucket and recycling bin, the entry of wasing bucket and recycling bin all is equipped with the feed liquor valve, the feed liquor valve is connected with water storage heating device through the second water pump, it is equipped with the waste liquid valve respectively to wash bucket and recycling bin bottom, it washs the bucket including first washing bucket and the second that is used for the different cleaner of splendid attire to wash the bucket.
Preferably, the number of the circulating barrels is at least 1. The circulation barrel is used for discharging cleaning agents in the cleaning system.
Preferably, a plurality of reverse osmosis membrane shells are connected in parallel, one end of each reverse osmosis membrane shell, which is close to the first water pump, is provided with an inlet valve, and the other end of each reverse osmosis membrane shell is provided with an outlet valve. The cleaning of single or a plurality of reverse osmosis membranes is flexibly controlled by controlling the switches of the inlet valve and the outlet valve of different reverse osmosis membrane shells.
Preferably, the one end that the reverse osmosis membrane shell is close to the outlet valve is equipped with the admission valve, the admission valve is connected with the fan, the one end that the reverse osmosis membrane shell is close to the inlet valve is equipped with the air outlet valve, the air outlet valve accesss to the entry of washing bucket. Under the effect of fan, let in the reverse osmosis membrane shell through the admission valve with the air in, discharge the remaining cleaner and other impurity in the reverse osmosis membrane shell to the washing barrel in through the air outlet valve.
Preferably, an air buffer tank is arranged between the fan and the air inlet valve. The air buffer tank stabilizes the pressure fluctuation in the pipeline, so that the system works more stably.
Preferably, the fan is a centrifugal compressor.
Preferably, the bottom parts of the cleaning barrel and the circulating barrel are funnel-shaped. The funnel type design can completely remove the cleaning liquid and impurities in the barrel.
The cleaning barrel is also provided with a medicine adding port for adding cleaning agent. The medicine is conveniently added at any time in the cleaning process.
Through adopting above technical scheme, the utility model discloses reach following technological effect:
1. the utility model discloses set up a plurality of washing buckets to be equipped with the circulation bucket and separately set up, wash the water in the back circulation bucket and directly arrange the washing liquid to corresponding washing bucket, avoided the mixture of cleaner, improved the cleaning performance simultaneously, can not cause secondary pollution to reverse osmosis membrane;
2. the utility model uses the water storage heating device to convey hot water into the cleaning barrel, on one hand, the dissolubility of the cleaning agent is increased, on the other hand, the activity of the cleaning agent is also enhanced, and the cleaning efficiency is improved;
3. the utility model discloses still set up and remained exhaust device in the reverse osmosis membrane shell, through compressed air's in the fan pressure, the reverse washing liquid and impurity removal remaining in with the reverse osmosis membrane shell have avoided the intramembrane impurity to remain, have strengthened the life of membrane.
Drawings
FIG. 1 is a schematic structural diagram of an improved reverse osmosis membrane off-line cleaning device;
fig. 2 is a schematic structural view of a modified washing tub and a circulation tub.
Detailed Description
As shown in fig. 1, an improved generation reverse osmosis membrane off-line belt cleaning device, its characterized in that is including wasing bucket, recycling bin and reverse osmosis membrane shell 30, wash bucket and recycling bin respectively through first water pump 25 with the one end of reverse osmosis membrane shell 30 is connected, wash bucket and recycling bin with be equipped with the liquid delivery valve respectively between the first water pump 25, the other end of reverse osmosis membrane shell 30 respectively with wash the entry linkage of bucket and recycling bin, the entry of wasing bucket and recycling bin all is equipped with the feed liquor valve, the feed liquor valve is connected with water storage heating device 19 through second water pump 26. When the environmental temperature is reduced, the water storage heating device 19 adds 40-50 ℃ hot water into the cleaning barrel, thereby improving the solubility and activity of the cleaning agent and improving the cleaning efficiency.
The reverse osmosis membrane shells 30 are connected in parallel, one end of the reverse osmosis membrane shell 30 close to the first water pump 25 is provided with an inlet valve 15, and the other end is provided with an outlet valve 16. The cleaning of single or multiple reverse osmosis membranes is flexibly controlled by controlling the opening and closing of the inlet valve 15 and the outlet valve 16 of different reverse osmosis membrane shells 30.
The washing tub includes a first washing tub 21 and a second washing tub 22 for containing different washing agents. Different cleaning agents are separately contained, so that the mixing of the cleaning agents is avoided from the source. The number of the circulating barrels is more, the circulating time is longer, and the effect is better.
The bottom parts of the cleaning barrel and the circulating barrel are funnel-shaped, and waste liquid valves are arranged at the bottom parts of the cleaning barrel and the circulating barrel. The funnel type design can completely remove the cleaning liquid and impurities in the barrel.
The one end that reverse osmosis membrane shell 30 is close to outlet valve 16 is equipped with admission valve 17, admission valve 17 is connected with fan 27, the one end that reverse osmosis membrane shell 30 is close to inlet valve 15 is equipped with air outlet valve 18, air outlet valve 18 accesss to the entry of washing bucket. An air buffer tank 28 is arranged between the fan 27 and the air inlet valve 17. In particular, the fan 27 is a centrifugal compressor. Under the effect of fan, let in reverse osmosis membrane shell 30 through admission valve 17 with the air in, in all discharging the washing bucket with remaining cleaner and other impurity in reverse osmosis membrane shell 30 through air outlet valve 18, avoided the interference to other cleaners, influence the cleaning performance.
As shown in fig. 2, the cleaning barrel and the circulation barrel are further provided with a chemical feeding port 40 for adding a cleaning agent so as to feed chemicals at any time according to the cleaning degree in the cleaning process, a water inlet 39 is arranged on one side of the chemical feeding port, a membrane element inlet valve 15 door 41 is arranged below the cleaning barrel and the circulation barrel, the bottoms of the cleaning barrel and the circulation barrel are funnel-shaped, and a waste liquid port 42 and a waste liquid port valve 43 are arranged.
The utility model discloses still set up first relief valve 13 and second relief valve 14 around first water pump 25, set up third relief valve 20 between second water pump 26 and the feed liquor valve.
The utility model discloses the working process is as follows:
when only the reverse osmosis membrane housing 30 is operated,
1. alkali washing: adding an alkaline cleaning agent into the first cleaning barrel 21 through the chemical adding port 40, opening the first liquid inlet valve 1, the first liquid delivery valve 2, the first safety valve 13, the second safety valve 14, the inlet valve 15 and the outlet valve 16, starting the first water pump 25, and conveying the alkaline cleaning agent into the reverse osmosis membrane shell 30 for cleaning;
2. and (3) transition: after cleaning for a period of time, closing the first liquid delivery valve 2, opening the third liquid delivery valve 6 and the fourth liquid delivery valve 8, discharging water in the first circulating barrel 23 and the second circulating barrel 24 into the first cleaning barrel 21 through the reverse osmosis membrane shell 30, increasing the water level in the first cleaning barrel 21 along with the time until the water continuously overflows, collecting the overflowing liquid by adopting a container, closing the first liquid inlet valve 1, the third liquid delivery valve 6 and the fourth liquid delivery valve 8 after the cleaning agent in the first cleaning barrel 21 is completely replaced by water, and opening the first waste liquid valve 9 to discharge waste water in the barrel;
3. acid washing: adding an acidic cleaning agent into the second cleaning barrel 22 through the chemical adding port 40, opening the second liquid inlet valve 3 and the second liquid delivery valve 4, and delivering the acidic cleaning agent into the reverse osmosis membrane shell 30 for cleaning;
4. and (3) transition: after cleaning for a period of time, closing the second liquid sending valve 4, opening the third liquid sending valve 6 and the fourth liquid sending valve 8, discharging water in the first circulating barrel 23 and the second circulating barrel 24 into the second cleaning barrel 22 through the reverse osmosis membrane shell 30, increasing the water level in the second cleaning barrel 22 along with the time until the water level continuously overflows, collecting the overflowing liquid by adopting a container, closing the second liquid inlet valve 3, the third liquid sending valve 6 and the fourth liquid sending valve 8 after the cleaning agent in the second cleaning barrel 22 is completely replaced by water, and opening the second waste liquid valve 10 to discharge waste water in the barrel;
5. water circulation: opening a third safety valve 20, a third liquid inlet valve 5 and a third liquid delivery valve 6, starting a second water pump 26, performing first water circulation, closing the third liquid inlet valve 5 and the third liquid delivery valve 6 after a period of time, and opening a fourth liquid inlet valve 7 and a fourth liquid delivery valve 8 to perform second water circulation;
6. back flushing: after the two water circulations are finished, the first liquid inlet valve 1, the air inlet valve 17, the air outlet valve 18, the fan 27 and the air buffer tank 28 are opened, and the rest valves are closed, so that the residual solution in the reverse osmosis membrane shell 30 is discharged into the first cleaning barrel 21.
When the environmental temperature is low, the heating function of the stored water heating device 19 and the second water pump 26 are started, the third safety valve 20, the first liquid inlet valve 1 and the second liquid inlet valve 3 are opened, and hot water is conveyed into the first cleaning barrel 21 and the second cleaning barrel 22 through pipelines.
When the water in the first circulating barrel 23 and the second circulating barrel 24 is insufficient, the third liquid inlet valve 5 and the fourth liquid inlet valve 7 are opened, and the stored water heating device 19 supplies water. The water in the first circulation tank 23 and the second circulation tank 24 can be drained through the third waste liquid valve 11 and the fourth waste liquid valve 12.
When only one or more reverse osmosis membrane shells 30 work, only the corresponding inlet valve 15, outlet valve 16, inlet valve 17 and outlet valve 18 are opened.
Claims (8)
1. The utility model provides an improved generation reverse osmosis membrane off-line belt cleaning device, its characterized in that, including wasing bucket, recycling bin and reverse osmosis membrane shell (30), wash bucket and recycling bin respectively through first water pump (25) with the one end of reverse osmosis membrane shell (30) is connected, wash bucket and recycling bin with be equipped with the liquid delivery valve between first water pump (25) respectively, the other end of reverse osmosis membrane shell (30) respectively with the entry linkage who washs bucket and recycling bin, the entry of wasing bucket and recycling bin all is equipped with the feed liquor valve, the feed liquor valve is connected with water storage heating device (19) through second water pump (26), it is equipped with the waste liquid valve respectively to wash bucket and recycling bin bottom, wash bucket including first washing bucket (21) and the second washing bucket (22) that are used for the different detergents of splendid attire.
2. The improved offline reverse osmosis membrane cleaning device as recited in claim 1, wherein the number of the circulating barrels is at least 1.
3. The improved offline reverse osmosis membrane cleaning device as claimed in claim 1, wherein a plurality of reverse osmosis membrane shells (30) are connected in parallel, one end of each reverse osmosis membrane shell (30) close to the first water pump (25) is provided with an inlet valve (15), and the other end of each reverse osmosis membrane shell is provided with an outlet valve (16).
4. The improved offline reverse osmosis membrane cleaning device as claimed in claim 1 or 3, wherein an air inlet valve (17) is arranged at one end, close to the outlet valve (16), of the reverse osmosis membrane shell (30), the air inlet valve (17) is connected with a fan (27), an air outlet valve (18) is arranged at one end, close to the inlet valve (15), of the reverse osmosis membrane shell (30), and the air outlet valve (18) leads to an inlet of the cleaning barrel.
5. The improved offline cleaning device for reverse osmosis membranes as claimed in claim 4, wherein an air buffer tank (28) is arranged between the fan (27) and the air inlet valve (17).
6. The improved offline reverse osmosis membrane cleaning device according to claim 4, wherein the fan (27) is a centrifugal compressor.
7. The improved offline reverse osmosis membrane cleaning device as claimed in claim 1, wherein the bottom of the cleaning barrel and the bottom of the circulating barrel are funnel-shaped.
8. The improved offline reverse osmosis membrane cleaning device as claimed in claim 1, wherein a chemical adding port (40) for adding a cleaning agent is further arranged on the cleaning barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921113856.4U CN210448766U (en) | 2019-07-16 | 2019-07-16 | Improved generation reverse osmosis membrane off-line belt cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921113856.4U CN210448766U (en) | 2019-07-16 | 2019-07-16 | Improved generation reverse osmosis membrane off-line belt cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210448766U true CN210448766U (en) | 2020-05-05 |
Family
ID=70445713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921113856.4U Expired - Fee Related CN210448766U (en) | 2019-07-16 | 2019-07-16 | Improved generation reverse osmosis membrane off-line belt cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210448766U (en) |
-
2019
- 2019-07-16 CN CN201921113856.4U patent/CN210448766U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200505 |