CN103721568B - Two circulation reverse osmosis units and reverse osmosis treatent method - Google Patents
Two circulation reverse osmosis units and reverse osmosis treatent method Download PDFInfo
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- CN103721568B CN103721568B CN201410006262.9A CN201410006262A CN103721568B CN 103721568 B CN103721568 B CN 103721568B CN 201410006262 A CN201410006262 A CN 201410006262A CN 103721568 B CN103721568 B CN 103721568B
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Abstract
The present invention relates to a kind of two circulation reverse osmosis unit and reverse osmosis treatent method. this pair of circulation reverse osmosis unit, comprises the single cycle water saving loop by the pipeline connection of the entering water electromagnetic valve between water inlet pipe and concentrated water discharge mouth and after-treatment device, supercharging device, on this single cycle water saving loop, increases by a loop, forms two circulating water-savings loop. this pair of circulating water-saving loop is by the first three-way pipe arranging between entering water electromagnetic valve and supercharging device, the 3rd three-way pipe being communicated with is by the road set between the dense water end (W.E.) mouth of the second three-way pipe and after-treatment device and concentrated water discharge mouth, the 4th three-way pipe, arranging respectively between the first three-way pipe and the 4th three-way pipe and between the second three-way pipe and the 3rd three-way pipe can only be to the supercharging device mobile check valve of port of intaking, one-way throttle valve, the impulse electromagnetic valve composition arranging between the 3rd three-way pipe and the 4th three-way pipe, between impulse electromagnetic valve delivery port and concentrated water discharge mouth, be provided with throttling arrangement.
Description
Technical field
The present invention relates to a kind of two circulation reverse osmosis unit and reverse osmosis treatent method.
Background technology
CN200710124808.0 discloses a kind of water purification machine and water purification machine method of work, and its object is to provide the water saving long acting-type pure water machine of a kind of full-automatic flushing, the purification of two film and makes the water purification machine method of work that pure water water quality is good and filter element life is long. This technical scheme: this water purification machine comprises water inlet, delivery port, is arranged at the filter between water inlet and delivery port; also comprise pretreating device, after-treatment device, automatic flushing device and concentrated water discharge mouth; also comprise booster pump; pretreating device is ultrafiltration membrane filter; after-treatment device is reverse osmosis filter, and filter has N-KDF filter core; Automatic flushing device comprises two magnetic valves that are arranged at respectively between concentrated water discharge mouth and pretreating device concentrated water spout and between concentrated water discharge mouth and after-treatment device concentrated water spout. Water purification machine method of work, the magnetic valve timing working of connection pretreating device, every task is the opening and closing that hocket, and the opening and closing number of times of every task is at least secondary; The magnetic valve that connects after-treatment device is worked always, and its working method is the opening and closing that hocket. Its weak point is: employing be single cycle water saving loop and pulse technique, former water use efficiency while only having improved working cycles. Its single cycle water saving loop is in the time that pulse is rinsed, and its reverse osmosis membrane flushing water is almost running water completely, and it can recycle again Can Jia Xian Red work completely. The pretreatment as reverse osmosis membrane with milipore filter on the other hand, because itself filtering accuracy is high, dirty stifled for preventing it, need periodic flushing, also cause part water resource waste, next is that the connected mode of pre-treatment is series connection, be the running water N-KDF filter core of coming in first to enter again after ultrafiltration membrane filter, as ultrafiltration membrane filter occur dirty stifled, even if N-KDF filter core has filter effect, do not have water to pass through yet, cause reverse osmosis membrane because of washing water quantity cause not stop up. Pre-treatment pipeline crushing is large, and total water amount is little.
Summary of the invention
The object of this invention is to provide a kind of closed circuit that increases a flush discharge in work on hand round-robin basis, by flushing water again Yin Ru Red wash and recycle, not only improve the water use efficiency of water purification machine but also ensured the developing result of reverse osmosis membrane, save nearly 50% wash water, significantly improved two circulation reverse osmosis units of the former water use efficiency of water purification machine. Another object of the present invention is to provide the composite filter element of several micro-filtration membrane of a kind of Bian MF+ sintering carbon-point parallel connection and makes water inlet preprocessing filter element, protects the water yield and water quality that card Red washes! Exempt the wash water that uses ultrafiltration, and branched in parallel use, realize the pretreating device that filter core flux and anti-chlorine residue ability double. A further object of the present invention is to provide a kind of utilization again realizing flushing water, determines brake specific exhaust emission and goes out to rinse condensed water, to guarantee two circulation reverse osmosis treatent methods of the normal high water-saving rate of working of reverse osmosis membrane when pulse.
Technical solution of the present invention is two circulation reverse osmosis units of described high water-saving rate, comprises the systemic circulation loop being made up of the pretreating device by pipeline connection, entering water electromagnetic valve, supercharging device, after-treatment device between water inlet and delivery port; And the partial circulating loop being formed by the single cycle water saving loop of the pipeline connection of the entering water electromagnetic valve between water inlet pipe and concentrated water discharge mouth and after-treatment device, supercharging device, its special character is: described single cycle water saving increases by a loop on loop, forms two circulating water-savings loop.
As preferably: described pair of circulating water-saving loop is by the first three-way pipe arranging between entering water electromagnetic valve and supercharging device, the 3rd three-way pipe being communicated with is by the road set between the dense water end (W.E.) mouth of the second three-way pipe and after-treatment device and concentrated water discharge mouth, the 4th three-way pipe, arranging respectively between the first three-way pipe and the 4th three-way pipe and between the second three-way pipe and the 3rd three-way pipe can only be to the supercharging device mobile check valve of port of intaking, one-way throttle valve, the impulse electromagnetic valve composition arranging between the 3rd three-way pipe and the 4th three-way pipe, between impulse electromagnetic valve delivery port and concentrated water discharge mouth, be provided with throttling arrangement.
As preferably: described pretreating device is made up of the composite filter element of at least two more parallels; Described composite filter element is by micro-filtration membrane MF+ sintered carbon bar construction.
As preferably: the sequence of movement of described impulse electromagnetic valve water processed is 15 to 60 seconds, interval, opens 5 to 8 seconds.
Another technical solution of the present invention is two circulation reverse osmosis treatent methods of described high water-saving rate, and its special character is, comprises the following steps:
(1), after the composite filter element that running water enters pretreating device through water inlet filters, enter supercharging device from the water outlet of composite filter element delivery port by entering water electromagnetic valve;
(2) the pure water of the water after supercharging after the reverse osmosis membrane filtration of after-treatment device flows into after-treatment device, the pure water that after-treatment device water outlet port flows out divides two-way through the 5th three-way pipe, one tunnel flows into the pure water storage tank of built-in pressurised airbag through high-voltage switch gear, discharge from pure water outlet after the active carbon filter core of post-filter filters on another road;
(3) the dense water water outlet after after-treatment device reverse osmosis membrane filtration accesses by the road the 3rd three-way pipe and is divided into two articles of branch roads, article one, branch road is communicated with the water inlet of the one-way throttle valve water inlet supercharging device with Current limited Control effect by the road, realizes the recycling to dense water; Another article accesses the 4th triple valve after impulse electromagnetic valve by the road, is connected to concentrated water discharge mouth respectively by throttling arrangement, determines brake specific exhaust emission and go out to rinse condensed water when pulse, regulates the circulating water flow of second servo loop, guarantees that reverse osmosis membrane normally works; With, connect by the road check valve and reclaim a part of flushing water that dilutes desalination to supercharging device water inlet, realize the utilization again to flushing water.
Compared with prior art, advantage of the present invention:
By the water of Part II again equal proportion recycle, the developing result of the counter-infiltration that has not only improved the water use efficiency of water purification machine but also ensured.
(2) pretreating device branched composite filter element in parallel, conventional reverse osmosis water purification machine adopts and is connected in series, thereby makes the pipeline crushing of pretreating device large, and total water amount is little. Therefore adopt composite filter element parallel-connection structure to ensure succeeding impulse developing result, directly ensured that former water use efficiency improves; Also saved Chao Lv Red leaching requirement simultaneously.
Brief description of the drawings
Fig. 1 is the structural representation of the two circulation reverse osmosis unit list filter cores of the present invention.
Fig. 2 is the structural representation of the two circulation reverse osmosis units of the present invention two filter cores in parallel.
Fig. 3 is the structural representation of the two circulation reverse osmosis units of the present invention three filter cores in parallel.
Fig. 4 is the circuit diagram of the two circulation reverse osmosis units of the present invention.
Primary clustering symbol description:
Pretreating device 1, composite filter element 11, composite filter element 12, composite filter element 13, import 14, outlet 15, entering water electromagnetic valve 2, supercharging device 3, water inlet 31, after-treatment device 4, dense water end (W.E.) mouth 41, water outlet port 42, water inlet 43, two circulating water-savings loop 5, the first three-way pipe 51, the second three-way pipe 52, the 3rd three-way pipe 53, the 4th three-way pipe 54, the 5th three-way pipe 55, check valve 56, one-way throttle valve 57, impulse electromagnetic valve 58, throttling arrangement 6, high-voltage switch gear 71, pure water storage tank 72, post-filter 8, water inlet pipe 91, concentrated water discharge mouth 92, delivery port 93.
Detailed description of the invention
The present invention is further detailed in conjunction with the accompanying drawings below:
Refer to shown in accompanying drawing, this pair of circulation reverse osmosis unit, comprising:
The partial circulating loop forming between pretreating device 1, entering water electromagnetic valve 2, supercharging device 3, the dense water end (W.E.) mouth 41 of after-treatment device 4, two circulating water-savings loop 5, throttling arrangement 6 and concentrated water discharge mouth 92 by water inlet pipe 91 by pipeline connection; And, the water outlet port 42 of pretreating device 1 by water inlet pipe 91 by pipeline connection, entering water electromagnetic valve 2, supercharging device 3, after-treatment device 4, through 55 points of two-way of the 5th three-way pipe, a road flows into pure water storage tank 72 through high-voltage switch gear 71; The systemic circulation loop that another road forms between post-filter 8, delivery port 93.
In the present embodiment, described pair of circulating water-saving loop 5 is by the first three-way pipe 51 arranging between entering water electromagnetic valve 2 and supercharging device 3, the 3rd three-way pipe 53 being communicated with is by the road set between the dense water end (W.E.) mouth 41 of the second three-way pipe 52 and after-treatment device 4 and concentrated water discharge mouth 92, the 4th three-way pipe 54, arranging respectively between the first three-way pipe 51 and the 4th three-way pipe 54 and between the second three-way pipe 52 and the 3rd three-way pipe 53 can only be to the supercharging device 3 mobile check valve 56 of port of intaking, one-way throttle valve 57, the impulse electromagnetic valve 58 arranging between the 3rd three-way pipe 53 and the 4th three-way pipe 54 forms, between impulse electromagnetic valve 58 delivery ports and concentrated water discharge mouth 92, be provided with throttling arrangement 6.
Refer to shown in Fig. 2, described pretreating device 1 is made up of two composite filter elements 11 in parallel, composite filter elements 12; Described composite filter element is by micro-filtration membrane MF+ sintered carbon bar construction, and composite filter element 11 is established import 14 and outlet 15. In like manner, described pretreating device can also be made three composite filter elements 11 in parallel, composite filter element 12, composite filter element 13 as shown in Figure 3, is provided with equally import 14 and outlet 15. The composite filter element structure of above-mentioned parallel connection, has effectively solved traditional list and has propped up the branched filter core of filter core or series connection, while occurring stopping up because of a filter core wherein, even the unimpeded problem that also cannot continue use of other filter core of series connection.
In the present embodiment, the sequence of movement of described impulse electromagnetic valve 58 water processed is at interval of work in 15 to 60 seconds once, opens 5 to 8 seconds. From the 3rd three-way pipe dense water out, flow through after impulse electromagnetic valve 58, be divided into two branch roads, one road connects check valve 56 by the road, reclaim the flushing water of part dilution desalination to the water inlet 31 of supercharging device 3, both can realize the utilization again to flushing water, and another connects throttling arrangement 6 by the road, when pulse, determine brake specific exhaust emission and go out to rinse condensed water, guarantee that reverse osmosis membrane normally works.
Refer to shown in accompanying drawing, this pair of circulation reverse osmosis treatent method, comprises the following steps:
(1), after the composite filter element that running water enters pretreating device 1 through water inlet 91 filters, enter supercharging device 3 from 15 water outlets of composite filter element delivery port by entering water electromagnetic valve 2;
(2) the water after supercharging enters after-treatment device 4 and after reverse osmosis membrane filtration from the water inlet 43 of the delivery port 32 of supercharging device 3, after-treatment device 4, the pure water that after-treatment device water outlet port 42 flows out is through 55 points of two-way of the 5th three-way pipe, one tunnel flows into the pure water storage tank 72 of built-in pressurised airbag (not shown) through high-voltage switch gear 71, discharge from pure water outlet 93 after the active carbon filter core of post-filter 8 filters on another road;
(3) the dense water after after-treatment device 4 reverse osmosis membrane filtrations is divided into two articles of branch roads through pipeline access the 3rd three-way pipe 53 from dense water end (W.E.) mouth 41 water outlets, article one, branch road is communicated with the intake water inlet 31 of supercharging device 3 of the one-way throttle valve 57 with Current limited Control effect by the road, realizes the recycling to dense water; Another article accesses the 4th triple valve 54 after impulse electromagnetic valve 58 by the road, is connected to concentrated water discharge mouth 92 respectively by throttling arrangement 6, determines brake specific exhaust emission and go out to rinse condensed water when pulse, regulates the circulating water flow in partial circulating loop, guarantees that reverse osmosis membrane normally works; With, connect by the road check valve 56 and reclaim a part of flushing water that dilutes desalination to supercharging device 3 water inlets 31, realize the utilization again to flushing water.
The foregoing is only preferred embodiment of the present invention, all equalizations of doing according to the claims in the present invention scope change and modify, and all should belong to the covering scope of the claims in the present invention.
Claims (4)
1. two circulation reverse osmosis units, comprise the systemic circulation loop being made up of the pretreating device by pipeline connection, entering water electromagnetic valve, supercharging device, after-treatment device between water inlet and delivery port; And the partial circulating loop being formed by the single cycle water saving loop of the pipeline connection of the entering water electromagnetic valve between water inlet pipe and concentrated water discharge mouth and after-treatment device, supercharging device, it is characterized in that: described single cycle water saving increases by a loop on loop, forms two circulating water-savings loop;
Described pair of circulating water-saving loop is by the first three-way pipe arranging between entering water electromagnetic valve and supercharging device, the 3rd three-way pipe being communicated with is by the road set between the dense water end (W.E.) mouth of the second three-way pipe and after-treatment device and concentrated water discharge mouth, the 4th three-way pipe, arranging respectively between the first three-way pipe and the 4th three-way pipe and between the second three-way pipe and the 3rd three-way pipe can only be to the supercharging device mobile check valve of port of intaking, one-way throttle valve, the impulse electromagnetic valve composition arranging between the 3rd three-way pipe and the 4th three-way pipe, between impulse electromagnetic valve delivery port and concentrated water discharge mouth, be provided with throttling arrangement.
2. two circulation reverse osmosis units according to claim 1, is characterized in that: described pretreating device is made up of the composite filter element of at least two more parallels; Described composite filter element is by micro-filtration membrane MF+ sintered carbon bar construction.
3. two circulation reverse osmosis units according to claim 1, is characterized in that: the sequence of movement of described impulse electromagnetic valve water processed is 15 to 60 seconds, interval, open 5 to 8 seconds.
4. two circulation reverse osmosis treatent methods that install according to claim 1, is characterized in that, comprise the following steps:
(1), after the composite filter element that running water enters pretreating device through water inlet filters, enter supercharging device from the water outlet of composite filter element delivery port by entering water electromagnetic valve;
(2) the pure water of the water after supercharging after the reverse osmosis membrane filtration of after-treatment device flows into after-treatment device, the pure water that after-treatment device water outlet port flows out divides two-way through the 5th three-way pipe, one tunnel flows into the pure water storage tank of built-in pressurised airbag through high-voltage switch gear, discharge from pure water outlet after the active carbon filter core of post-filter filters on another road;
(3) the dense water water outlet after after-treatment device reverse osmosis membrane filtration accesses by the road the 3rd three-way pipe and is divided into two articles of branch roads, article one, branch road is communicated with the water inlet of the one-way throttle valve water inlet supercharging device with Current limited Control effect by the road, realizes the recycling to dense water; Another article accesses the 4th triple valve after impulse electromagnetic valve by the road,The sequence of movement of described impulse electromagnetic valve water processed is at interval of work in 15 to 60 seconds once, opens 5 to 8 seconds, from the 3rd three-way pipe dense water out, flows through after impulse electromagnetic valve, is divided into two branch roads, be connected to concentrated water discharge mouth by throttling arrangement respectively, when pulse, determine brake specific exhaust emission and go out to rinse condensed water, regulate the circulating water flow of second servo loop, guarantee that reverse osmosis membrane normally works; With, the check valve connecting by the road reclaims the flushing water of part dilution desalination to supercharging device water inlet, realizes the utilization again to flushing water.
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| CN201410006262.9A CN103721568B (en) | 2014-01-07 | 2014-01-07 | Two circulation reverse osmosis units and reverse osmosis treatent method |
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| CN201410006262.9A CN103721568B (en) | 2014-01-07 | 2014-01-07 | Two circulation reverse osmosis units and reverse osmosis treatent method |
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| CN103721568B true CN103721568B (en) | 2016-05-11 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104671481A (en) * | 2015-01-23 | 2015-06-03 | 深圳安吉尔饮水产业集团有限公司 | Water purifier filtering system and method |
| CN104787914A (en) * | 2015-03-31 | 2015-07-22 | 佛山市顺德区美的饮水机制造有限公司 | Water purification system |
| CN107226514A (en) * | 2017-07-14 | 2017-10-03 | 深圳市英尼克电器有限公司 | A kind of direct current water purification machine |
| CN108083478A (en) * | 2017-12-22 | 2018-05-29 | 珠海格力电器股份有限公司 | Water cleaning systems and its control method |
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| CN2816021Y (en) * | 2005-05-17 | 2006-09-13 | 周维家 | Domestic seepage-resisting water-purifying machine capable of regulating recovering rate in field |
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