CN203803390U - Flushing and washing system for reverse osmosis membrane module - Google Patents
Flushing and washing system for reverse osmosis membrane module Download PDFInfo
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- CN203803390U CN203803390U CN201420191334.7U CN201420191334U CN203803390U CN 203803390 U CN203803390 U CN 203803390U CN 201420191334 U CN201420191334 U CN 201420191334U CN 203803390 U CN203803390 U CN 203803390U
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Abstract
The utility model discloses a flushing and washing system for a reverse osmosis membrane module. The flushing and washing system comprises a boosting pump, an electromagnetic water inlet valve, a second-stage reverse osmosis membrane module, a produced water tank and a set of reverse osmosis flushing system, wherein the boosting pump, the electromagnetic water inlet valve, the second-stage reverse osmosis membrane module and the produced water tank are connected in sequence; the reverse osmosis flushing system comprises a first-stage flushing water inlet valve, a second-stage flushing water inlet valve, an electromagnetic first-stage back flushing water outlet valve, an electromagnetic first-stage flushing water outlet valve and an electromagnetic second-stage flushing water outlet valve. Through regulating the valves of the flushing system, the first-stage and second-stage forward flushing and first-stage reverse flushing are realized, the problems of relatively high terminal pollutant concentration and more pollutant accumulation caused by relatively long flushing path and insufficient flushing water in a multi-branch-membrane series system can be effectively solved, the problem of pollutant deposition of the reverse osmosis membrane module is effectively relieved, and the quality of effluent is improved.
Description
Technical field
the utility model belongs to water-treatment technology field, is specifically related to a kind of flushing purging system of reverse osmosis membrane assembly.
Background technology
water inlet in first-stage reverse osmosis system is inputted reverse osmosis membrane by booster pump pressurization after pretreatment, this system is generally divided into multistage, the reverse osmosis concentrated water of the preceding paragraph enters next section to be continued to purify as water inlet, and the product hydration of each section collection, final dense water is partly refluxed to counter-infiltration system water inlet end, thereby improves the rate of recovery.Counter-infiltration is for water treatment field, often be subject to the puzzlement of membrane pollution problem, particularly in middle water reuse project, use, the surface contaminant deposition of reverse osmosis membrane is even more serious, the pollutant of a large amount of depositions makes the filtering function of reverse osmosis membrane assembly greatly limited, thereby affect aquifer yield, the rate of recovery of reverse osmosis equipment, even water water quality is produced in impact.
in prior art, the cleaning on reverse osmosis membrane surface is mainly passed through along water inlet direction, use former water or product water to rinse, and use acid-base solution to carry out Chemical cleaning, for preventing that reverse osmosis membrane from impacting putamina end cap in flushing process, generally can in each putamina, configure a thrust ring, this kind of forward backwashing manner often causes in putamina higher along the terminal pollutant levels of water inlet direction, special one section of reverse osmosis membrane assembly for two-period form counter-infiltration system, due to it, to wash away putamina quantity more, must cause at its end hydraulic pressure and decline, cause overstocking at one section of dense water end (W.E.) pollutant.
Summary of the invention
technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, and a kind of flushing purging system of reverse osmosis membrane assembly is provided, and improves the membrane flux of reverse osmosis membrane assembly, effectively improves organic efficiency, extends the service life of reverse osmosis membrane.
for solving above technical problem, the utility model is taked following technical scheme:
a kind of flushing purging system of reverse osmosis membrane assembly, comprise reverse osmosis membrane assembly, the booster pump being connected with the water inlet of reverse osmosis membrane assembly through entering water electromagnetic valve, the product water tank that multiparity water valve is connected with the product water out of reverse osmosis membrane assembly, the concentrate recirculation valve being connected with the dense water out of reverse osmosis membrane assembly, the delivery port of concentrate recirculation valve is connected with the inlet ductwork of booster pump, on pipeline between the dense water out of the water inlet of concentrate recirculation valve and reverse osmosis membrane assembly, be connected with dense water and collect valve, the outlet that dense water is collected valve with reverse osmosis concentrated water is collected to the dense water lines focusing on and is connected, reverse osmosis membrane assembly is divided into first paragraph membrane module and second segment membrane module, every section of membrane module is equipped with water inlet, produce water out and dense water out, the dense water out of first paragraph membrane module is connected with the water inlet of second segment membrane module, the water inlet of first paragraph membrane module is connected with entering water electromagnetic valve, the product water out of first paragraph membrane module and the product water out of second segment membrane module are connected in same and produce water supervisor, producing water tank is connected with product water supervisor, also comprise a set of counter-infiltration rinse-system, counter-infiltration rinse-system comprises the flushing pump that water inlet is connected with product water tank, one section of flushing water intaking valve that water inlet is connected with the delivery port of flushing pump, two sections of flushing water intaking valves that water inlet is connected with the delivery port of flushing pump, one section of backwash that water inlet is connected with the water inlet of first paragraph membrane module goes out water solenoid valve, one section of being connected with the dense water out of first paragraph membrane module of water inlet flushes out water solenoid valve, two sections of being connected with the dense water out of second segment membrane module of water inlet flush out water solenoid valve, one section of delivery port that rinses water intaking valve is connected on the pipeline between the water inlet of first paragraph membrane module and water inlet that one section of backwash goes out water solenoid valve, two sections of delivery ports that rinse water intaking valve are connected with the dense water out of first paragraph membrane module through one section of dense water solenoid valve, one section of water inlet that flushes out water solenoid valve is connected on the pipeline between one section of dense water solenoid valve and the dense water out of first paragraph membrane module, one section of backwash goes out water solenoid valve, one section flushes out water solenoid valve and is all connected with draining trench with two sections of delivery ports that flush out these three magnetic valves of water solenoid valve.
preferably, be provided with and rinse thrust ring and backwash thrust ring in reverse osmosis membrane assembly, rinse the dense water out terminal membrane shell that thrust ring is positioned at each reverse osmosis membrane, backwash thrust ring is arranged in the water inlet end putamina of each reverse osmosis membrane of first paragraph membrane module.
preferably, the flushing purging system of reverse osmosis membrane assembly also comprises a set of counter-infiltration purging system, counter-infiltration purging system comprises the cleaning fresh water water compensating valve that water inlet is connected with product water supervisor, the cleaning water tank being connected with the delivery port that cleans fresh water water compensating valve, the scavenging pump that water inlet is connected with cleaning water tank, one section of cleaning entering water electromagnetic valve that water inlet is connected with the delivery port of scavenging pump, two sections of cleaning water intaking valves that water inlet is connected with the delivery port of scavenging pump, the water inlet one section of cleaning back-water valve (BWV) that is connected with one section of dense water solenoid valve, two sections of cleaning back-water valve (BWV)s that water inlet is connected with the dense water out of second segment membrane module, the delivery port of one section of cleaning entering water electromagnetic valve is connected in one section of backwash and goes out on the pipeline between the water inlet of water solenoid valve and the delivery port of one section of flushing water intaking valve, two sections of delivery ports that clean water intaking valve are connected with the water inlet of second segment membrane module, one section of cleaning back-water valve (BWV) is all connected with cleaning water tank with the delivery port of two sections of cleaning back-water valve (BWV)s.
further preferably, two sections of delivery ports that rinse water intaking valve are connected on the pipeline between the flushing water inlet of one section of dense water solenoid valve and the water inlet of one section of cleaning back-water valve (BWV).
further preferably, on pipeline between entering water electromagnetic valve and reverse osmosis membrane assembly, be connected with inlet gage, on pipeline between the dense water out of first paragraph membrane module and the water inlet of second segment membrane module, be connected with one section of dense water pressure table, on pipeline between the water inlet of the dense water out of second segment membrane module and dense water collection valve, be connected with two sections of dense water pressure tables, on the product water supervisor of reverse osmosis membrane assembly and the pipeline between product water valve, be connected with and produce water pressure table.
preferably, cleaning water tank is Cistern with chemicals adding means.
further preferably, Cistern with chemicals adding means is used RO cleaning agent.
preferably, produce on water supervisor and be also provided with and produce water discharge solenoid valve and produce water rupture disk, the delivery port that produces water discharge solenoid valve is all connected with draining trench with the backwater mouth that produces water rupture disk.
preferably, the quantity of first paragraph membrane module is more than the quantity of second segment membrane module.
due to the enforcement of above technical scheme, the utility model compared with prior art tool has the following advantages:
1, the utility model by one section, two sections reverse osmosis membrane assemblies respectively Parallel to the flow direction rinse and clean, using two sections, rinse water inlet simultaneously and to one section, carry out back flush as one section of back flush water inlet, by washing away with dilution, wait effect, the pollutant of alleviating one section of dense water end (W.E.) of membrane module of counter-infiltration overstocks situation, improve the membrane flux of reverse osmosis membrane assembly, effectively improve organic efficiency, extend the service life of reverse osmosis membrane.
, the utility model rinses respectively with two sections of counter-infiltration systems one section, can effectively solve the long two-segment film assembly causing of branched film cascade flush path and rinse inadequate problem.
, water inlet end and the dense water end (W.E.) of the utility model in one section of pressure vessel for reverse osmosis all arrange thrust ring, thereby prevent putamina is cleaned, is rinsed and one section of backwash process in, reverse osmosis membrane part impacts putamina end cap.
, one section of backwash of the utility model and two sections are just rinsing and are sharing water inlet and water intaking valve, by one section, rinse outlet valve opening and closings and regulate and rinse directions with two sections, thereby save equipment cost and simplify valve operation.
, the utility model provides a kind of flushing cleaning program of complete one-level two-part reverse osmosis membrane assembly, by the switching of valve, control to rinse and clean direction and region.
Accompanying drawing explanation
fig. 1 is the structure principle chart of the flushing purging system of the utility model reverse osmosis membrane assembly;
wherein: 1, one section of backwash goes out water solenoid valve; 2, one section is cleaned entering water electromagnetic valve; 3, one section is rinsed water intaking valve; 4, one section flushes out water solenoid valve; 5, two sections are cleaned water intaking valve; 6, two sections are rinsed water intaking valve; 7, one section of cleaning back-water valve (BWV); 8, one section of dense water solenoid valve; 9, two sections of cleaning back-water valve (BWV)s; 10, dense water is collected valve; 11, concentrate recirculation valve; 12, two sections flush out water solenoid valve; 13, scavenging pump; 14, flushing pump; 15, clean water tank; 16, produce water tank; 17, clean fresh water water compensating valve; 18, produce water valve; 19 produce water discharge solenoid valve; 20, produce water rupture disk; 21, entering water electromagnetic valve; 22, inlet gage; 23, one section of dense water pressure table; 24, two sections of dense water pressure tables; 25, produce water pressure table; 26, backwash thrust ring; 27, rinse thrust ring; 28, reverse osmosis membrane assembly; 29, booster pump; 30, draining trench.
The specific embodiment
below in conjunction with accompanying drawing and concrete embodiment, the utility model is described in more detail.
as shown in Figure 1, the flushing purging system of the utility model reverse osmosis membrane assembly, comprise reverse osmosis membrane assembly 28, the booster pump 29 being connected with the water inlet of reverse osmosis membrane assembly 28 through entering water electromagnetic valve 21, the product water tank 16 that multiparity water valve 18 is connected with the product water out of reverse osmosis membrane assembly 28, the concentrate recirculation valve 11 being connected with the dense water out of reverse osmosis membrane assembly 28, the delivery port of concentrate recirculation valve 11 is connected with the inlet ductwork of booster pump 29, on pipeline between the water inlet of concentrate recirculation valve 11 and the dense water out of reverse osmosis membrane assembly 28, be connected with dense water and collect valve 10, the outlet that dense water is collected valve 10 with reverse osmosis concentrated water is collected to the dense water lines focusing on and is connected, reverse osmosis membrane assembly 28 is divided into first paragraph membrane module and second segment membrane module, the quantity of first paragraph membrane module is more than the quantity of second segment membrane module, every section of membrane module is equipped with water inlet, produce water out and dense water out, the dense water out of first paragraph membrane module is connected with the water inlet of second segment membrane module, the water inlet of first paragraph membrane module is connected with entering water electromagnetic valve 21, the product water out of first paragraph membrane module and the product water out of second segment membrane module are connected in same and produce water supervisor, producing water tank 16 is connected with product water supervisor, in reverse osmosis membrane assembly 28, be provided with and rinse thrust ring 27 and backwash thrust ring 26, rinse the dense water out terminal membrane shell that thrust ring 27 is positioned at each reverse osmosis membrane, backwash thrust ring 26 is arranged in the water inlet end putamina of each reverse osmosis membrane of first paragraph membrane module.
the flushing purging system of the utility model reverse osmosis membrane assembly also comprises a set of counter-infiltration rinse-system, counter-infiltration rinse-system comprises the flushing pump 14 that water inlet is connected with product water tank 16, one section of flushing water intaking valve 3 that water inlet is connected with the delivery port of flushing pump 14, two sections of flushing water intaking valves 6 that water inlet is connected with the delivery port of flushing pump 14, one section of backwash that water inlet is connected with the water inlet of first paragraph membrane module goes out water solenoid valve 1, one section of being connected with the dense water out of first paragraph membrane module of water inlet flushes out water solenoid valve 4, two sections of being connected with the dense water out of second segment membrane module of water inlet flush out water solenoid valve 12, one section of delivery port that rinses water intaking valve 3 is connected on the pipeline between the water inlet of first paragraph membrane module and water inlet that one section of backwash goes out water solenoid valve 1, two sections of delivery ports that rinse water intaking valve 6 are connected with the dense water out of first paragraph membrane module through one section of dense water solenoid valve 8, one section of water inlet that flushes out water solenoid valve 4 is connected on the pipeline between one section of dense water solenoid valve 8 and the dense water out of first paragraph membrane module, one section of backwash goes out water solenoid valve 1, one section flushes out water solenoid valve 4 and is all connected with draining trench 30 with two sections of delivery ports that flush out water solenoid valve 12 these three magnetic valves.
the flushing purging system of reverse osmosis membrane assembly also comprises a set of counter-infiltration purging system, counter-infiltration purging system comprises the cleaning fresh water water compensating valve 17 that water inlet is connected with product water supervisor, the cleaning water tank 15 being connected with the delivery port that cleans fresh water water compensating valve 17, the scavenging pump 13 that water inlet is connected with cleaning water tank 15, one section of cleaning entering water electromagnetic valve 2 that water inlet is connected with the delivery port of scavenging pump 13, two sections of cleaning water intaking valves 5 that water inlet is connected with the delivery port of scavenging pump 13, the water inlet one section of cleaning back-water valve (BWV) 7 that is connected with one section of dense water solenoid valve 8, two sections of cleaning back-water valve (BWV)s 9 that water inlet is connected with the dense water out of second segment membrane module, the delivery port of one section of cleaning entering water electromagnetic valve 2 is connected in one section of backwash and goes out on the pipeline between the water inlet of water solenoid valve 1 and the delivery port of one section of flushing water intaking valve 3, two sections of delivery ports that clean water intaking valve 5 are connected with the water inlet of second segment membrane module, one section of cleaning back-water valve (BWV) 7 is all connected with cleaning water tank 15 with the delivery port of two sections of cleaning back-water valve (BWV)s 9, wherein, cleaning water tank 15 is Cistern with chemicals adding means, use RO cleaning agent.
two sections of delivery ports that rinse water intaking valve 6 are connected on the pipeline between the flushing water inlet of one section of dense water solenoid valve 8 and the water inlet of one section of cleaning back-water valve (BWV) 7.
on pipeline between entering water electromagnetic valve 21 and reverse osmosis membrane assembly 28, be connected with inlet gage 22, on pipeline between the dense water out of first paragraph membrane module and the water inlet of second segment membrane module, be connected with one section of dense water pressure table 23, on pipeline between the water inlet of the dense water out of second segment membrane module and dense water collection valve 10, be connected with two sections of dense water pressure tables 24, on the product water supervisor of reverse osmosis membrane assembly 28 and the pipeline between product water valve 18, be connected with and produce water pressure table 25.
produce on water supervisor and be also provided with and produce water discharge solenoid valve 19 and produce water rupture disk 20, the delivery port that produces water discharge solenoid valve 19 is all connected with draining trench 30 with the backwater mouth that produces water rupture disk 20.
the utility model, as a kind of reverse osmosis water treatment system, has six kinds of mode of operations: reverse osmosis membrane assembly work, the flushing of first paragraph membrane module, the flushing of second segment membrane module, the back flush of first paragraph membrane module, first paragraph membrane module Chemical cleaning, second segment membrane module Chemical cleaning.
reverse osmosis membrane assembly work: booster pump 29 operations; entering water electromagnetic valve 21, one section of dense water solenoid valve 8, produce water valve 18 and open; dense water is collected valve 10, concentrate recirculation valve 11 is opened to certain aperture; water tank 15 water yields are how many opens in good time according to cleaning to clean fresh water water compensating valve 17; all the other valves are all in closed condition, and all the other water pumps are all in stopped status.
first paragraph membrane module rinses: booster pump 29 is shut down; flushing pump 14 operations; one section is rinsed water intaking valve 3, one section and flushes out water solenoid valve 4, produces water discharge solenoid valve 19 and open; dense water is collected valve 10, concentrate recirculation valve 11, is produced water valve 18 in running status aperture; all the other valves are all in closed condition; all the other water pumps are in stopped status; now because one section flushes out water solenoid valve 4 end resistances minimums; now rinse and only act on first paragraph membrane module, produce on a small quantity water and discharge by producing water discharge solenoid valve 19.
second segment membrane module rinses: booster pump 29 is shut down; flushing pump 14 operations; two sections are rinsed the dense water solenoid valve of water intaking valve 6, a section 8, two sections and flush out water solenoid valve 12, produce water discharge solenoid valve 19 and open; dense water is collected valve 10, concentrate recirculation valve 11, is produced water valve 18 in running status aperture; all the other valves are all in closed condition; all the other water pumps are in stopped status; now because two sections flush out water solenoid valve 12 end resistances minimums; now rinse and only act on second segment membrane module, produce on a small quantity water and discharge by producing water discharge solenoid valve 19.
first paragraph membrane module back flush: flushing pump 14 operations; two sections are rinsed water intaking valve 6, one section of backwash and go out water solenoid valve 1, produce water discharge solenoid valve 19 and open; dense water is collected valve 10, concentrate recirculation valve 11, is produced water valve 18 in running status aperture; all the other valves are all in closed condition; all the other water pumps are in stopped status; now because one section of backwash goes out water solenoid valve 1 end resistance minimum; rinse and only act on the contrary water inlet of first paragraph membrane module direction, produce on a small quantity water and discharge by producing water discharge solenoid valve 19.
first paragraph membrane module Chemical cleaning: scavenging pump 13 operations; one section clean the dense water solenoid valve of entering water electromagnetic valve 2, a section 8, one section of cleaning back-water valve (BWV) 7 is opened; dense water is collected valve 10, concentrate recirculation valve 11, is produced water valve 18 in running status aperture; all the other valves are all in closed condition; all the other water pumps are in stopped status; now, because one section of cleaning back-water valve (BWV) 7 is opened, two sections of resistances to water-flow are larger, and cleaning agent water circulates between first paragraph membrane module and cleaning water tank 15.
second segment membrane module Chemical cleaning: scavenging pump 13 operations; two sections clean water intaking valve 5, two sections of cleaning back-water valve (BWV)s 9 are opened; dense water is collected valve 10, concentrate recirculation valve 11, is produced water valve 18 in running status aperture; all the other valves are all in closed condition; all the other water pumps are in stopped status; now, because two sections of cleaning back-water valve (BWV)s 7 are opened, one section of resistance to water-flow is larger, and cleaning agent water circulates between second segment membrane module and cleaning water tank 15.
the flushing purging system of the utility model reverse osmosis membrane assembly can obviously improve the membrane flux of reverse osmosis membrane assembly, effectively improves organic efficiency, extends the service life of reverse osmosis membrane.
above the utility model is described in detail, but the utility model is not limited to the above embodiments.All equivalences of doing according to Spirit Essence of the present utility model change or modify, and all should be encompassed in protection domain of the present utility model.
Claims (9)
1. the flushing purging system of a reverse osmosis membrane assembly, comprise reverse osmosis membrane assembly (28), the booster pump (29) being connected with the water inlet of described reverse osmosis membrane assembly (28) through entering water electromagnetic valve (21), the product water tank (16) that multiparity water valve (18) is connected with the product water out of described reverse osmosis membrane assembly (28), the concentrate recirculation valve (11) being connected with the dense water out of described reverse osmosis membrane assembly (28), the delivery port of described concentrate recirculation valve (11) is connected with the inlet ductwork of described booster pump (29), on pipeline between the dense water out of the water inlet of described concentrate recirculation valve (11) and described reverse osmosis membrane assembly (28), be connected with dense water and collect valve (10), the outlet that described dense water is collected valve (10) with reverse osmosis concentrated water is collected to the dense water lines focusing on and is connected, described reverse osmosis membrane assembly (28) is divided into first paragraph membrane module and second segment membrane module, every section of membrane module is equipped with water inlet, produce water out and dense water out, the dense water out of described first paragraph membrane module is connected with the water inlet of described second segment membrane module, the water inlet of described first paragraph membrane module is connected with described entering water electromagnetic valve (21), the product water out of described first paragraph membrane module and the product water out of described second segment membrane module are connected in same and produce water supervisor, described product water tank (16) is connected with described product water supervisor, it is characterized in that: also comprise a set of counter-infiltration rinse-system, described counter-infiltration rinse-system comprises the flushing pump (14) that water inlet is connected with described product water tank (16), one section of flushing water intaking valve (3) that water inlet is connected with the delivery port of described flushing pump (14), two sections of flushing water intaking valves (6) that water inlet is connected with the delivery port of described flushing pump (14), one section of backwash that water inlet is connected with the water inlet of described first paragraph membrane module goes out water solenoid valve (1), one section of being connected with the dense water out of described first paragraph membrane module of water inlet flushes out water solenoid valve (4), two sections of being connected with the dense water out of described second segment membrane module of water inlet flush out water solenoid valve (12), described one section of delivery port that rinses water intaking valve (3) is connected on the pipeline between the water inlet of described first paragraph membrane module and water inlet that described one section of backwash goes out water solenoid valve (1), described two sections of delivery ports that rinse water intaking valve (6) are connected with the dense water out of described first paragraph membrane module through one section of dense water solenoid valve (8), described one section of water inlet that flushes out water solenoid valve (4) is connected on the pipeline between described one section of dense water solenoid valve (8) and the dense water out of described first paragraph membrane module, described one section of backwash goes out water solenoid valve (1), one section flushes out water solenoid valve (4) and is all connected with draining trench (30) with two sections of delivery ports that flush out these three magnetic valves of water solenoid valve (12).
2. the flushing purging system of reverse osmosis membrane assembly according to claim 1, it is characterized in that: in described reverse osmosis membrane assembly (28), be provided with and rinse thrust ring (27) and backwash thrust ring (26), described flushing thrust ring (27) is positioned at the dense water out terminal membrane shell of each reverse osmosis membrane, and described backwash thrust ring (26) is arranged in the water inlet end putamina of each reverse osmosis membrane of described first paragraph membrane module.
3. the flushing purging system of reverse osmosis membrane assembly according to claim 1, it is characterized in that: the flushing purging system of reverse osmosis membrane assembly also comprises a set of counter-infiltration purging system, described counter-infiltration purging system comprises the cleaning fresh water water compensating valve (17) that water inlet is connected with described product water supervisor, the cleaning water tank (15) being connected with the delivery port of described cleaning fresh water water compensating valve (17), the scavenging pump (13) that water inlet is connected with described cleaning water tank (15), one section of cleaning entering water electromagnetic valve (2) that water inlet is connected with the delivery port of described scavenging pump (13), two sections of cleaning water intaking valves (5) that water inlet is connected with the delivery port of described scavenging pump (13), one section of cleaning back-water valve (BWV) (7) that water inlet is connected with described one section of dense water solenoid valve (8), two sections of cleaning back-water valve (BWV)s (9) that water inlet is connected with the dense water out of described second segment membrane module, the delivery port of described one section of cleaning entering water electromagnetic valve (2) is connected in described one section of backwash and goes out on the pipeline between the water inlet of water solenoid valve (1) and the delivery port of described one section of flushing water intaking valve (3), described two sections of delivery ports that clean water intaking valve (5) are connected with the water inlet of described second segment membrane module, described one section of cleaning back-water valve (BWV) (7) is all connected with described cleaning water tank (15) with the delivery port of described two sections of cleaning back-water valve (BWV)s (9).
4. the flushing purging system of reverse osmosis membrane assembly according to claim 3, is characterized in that: described two sections of delivery ports that rinse water intaking valve (6) are connected on the pipeline between the flushing water inlet of described one section of dense water solenoid valve (8) and the water inlet of described one section of cleaning back-water valve (BWV) (7).
5. the flushing purging system of reverse osmosis membrane assembly according to claim 3, it is characterized in that: on the pipeline between described entering water electromagnetic valve (21) and reverse osmosis membrane assembly (28), be connected with inlet gage (22), on pipeline between the dense water out of described first paragraph membrane module and the water inlet of described second segment membrane module, be connected with one section of dense water pressure table (23), on pipeline between the water inlet of the dense water out of described second segment membrane module and described dense water collection valve (10), be connected with two sections of dense water pressure tables (24), on the product water supervisor of described reverse osmosis membrane assembly (28) and the pipeline between described product water valve (18), be connected with and produce water pressure table (25).
6. the flushing purging system of reverse osmosis membrane assembly according to claim 3, is characterized in that: described cleaning water tank (15) is Cistern with chemicals adding means.
7. the flushing purging system of reverse osmosis membrane assembly according to claim 6, is characterized in that: described Cistern with chemicals adding means is used RO cleaning agent.
8. the flushing purging system of reverse osmosis membrane assembly according to claim 1, it is characterized in that: on described product water supervisor, be also provided with and produce water discharge solenoid valve (19) and produce water rupture disk (20), the delivery port of described product water discharge solenoid valve (19) is all connected with described draining trench (30) with the backwater mouth of described product water rupture disk (20).
9. the flushing purging system of reverse osmosis membrane assembly according to claim 1, is characterized in that: the quantity of described first paragraph membrane module is more than the quantity of described second segment membrane module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420191334.7U CN203803390U (en) | 2014-04-18 | 2014-04-18 | Flushing and washing system for reverse osmosis membrane module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420191334.7U CN203803390U (en) | 2014-04-18 | 2014-04-18 | Flushing and washing system for reverse osmosis membrane module |
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| CN203803390U true CN203803390U (en) | 2014-09-03 |
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| CN201420191334.7U Expired - Fee Related CN203803390U (en) | 2014-04-18 | 2014-04-18 | Flushing and washing system for reverse osmosis membrane module |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106966470A (en) * | 2017-05-23 | 2017-07-21 | 攀钢集团西昌钢钒有限公司 | EDI module cleaning devices |
| CN107364931A (en) * | 2016-05-13 | 2017-11-21 | 江苏瑞盛水处理有限公司 | A kind of new automatic reverse osmosis water treatment system |
| CN110302678A (en) * | 2019-08-06 | 2019-10-08 | 山东泰开高压开关有限公司 | A kind of film device cleaning method and system |
| CN110652882A (en) * | 2019-09-25 | 2020-01-07 | 金科环境股份有限公司 | Flushing device and method for multi-section reverse osmosis membrane system |
| CN115228298A (en) * | 2022-07-19 | 2022-10-25 | 金科环境股份有限公司 | Rolled membrane system and gas-liquid two-phase cleaning method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107364931A (en) * | 2016-05-13 | 2017-11-21 | 江苏瑞盛水处理有限公司 | A kind of new automatic reverse osmosis water treatment system |
| CN106966470A (en) * | 2017-05-23 | 2017-07-21 | 攀钢集团西昌钢钒有限公司 | EDI module cleaning devices |
| CN106966470B (en) * | 2017-05-23 | 2020-12-04 | 攀钢集团西昌钢钒有限公司 | EDI module belt cleaning device |
| CN110302678A (en) * | 2019-08-06 | 2019-10-08 | 山东泰开高压开关有限公司 | A kind of film device cleaning method and system |
| CN110652882A (en) * | 2019-09-25 | 2020-01-07 | 金科环境股份有限公司 | Flushing device and method for multi-section reverse osmosis membrane system |
| CN115228298A (en) * | 2022-07-19 | 2022-10-25 | 金科环境股份有限公司 | Rolled membrane system and gas-liquid two-phase cleaning method thereof |
| CN115745084A (en) * | 2022-11-16 | 2023-03-07 | 成都川力智能流体设备股份有限公司 | Intelligent direct drinking water cleaning device and method |
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