CN105152382A - Nonelectric automatic-washing double-water-outlet nanofiltration or reverse osmosis water purifier - Google Patents
Nonelectric automatic-washing double-water-outlet nanofiltration or reverse osmosis water purifier Download PDFInfo
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- CN105152382A CN105152382A CN201510657835.9A CN201510657835A CN105152382A CN 105152382 A CN105152382 A CN 105152382A CN 201510657835 A CN201510657835 A CN 201510657835A CN 105152382 A CN105152382 A CN 105152382A
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Abstract
The invention relates to a nonelectric automatic-washing double-water-outlet nanofiltration or reverse osmosis water purifier which comprises first to fifth filter elements which are connected through pipelines in sequence, wherein the fourth filter element is a nanofiltration membrane or reverse osmosis membrane; a water inlet, a purified water opening and a concentrated water opening are formed in the fourth filter element; the purified water opening is connected with a domestic water tap through pipelines, a first non-return valve, a four-sided valve, a second three-way pipe, a third non-return valve and a third three-way pipe; the concentrated water opening is connected with the water outlet of domestic water through the pipelines, a fourth three-way pipe and a fourth non-return valve; the water outlet of the fifth filter element is connected with a drinking water tap through a pipeline. When the domestic water tap is opened, large-flow water subjected to pretreatment and ultrafiltration membrane filtration flows through the nanofiltration membrane or reverse osmosis membrane, so that the automatic filtration membrane washing function is realized. According to the water purifier, the automatic filtration membrane washing problem under nonelectric condition is solved, and the product which does not use electricity at all, and can prolong the service life of the filtration membrane and ensure the water purification efficacy is provided for consumers.
Description
Technical field
The present invention relates to water purifier technical field, be specifically related to a kind of without the two water outlet nanofiltration of electric auto-flushing or anti-penetration water purifier.
Background technology
At present on the market, nanofiltration and anti-penetration water purifier major part all need electricity consumption.The water purifier of electricity consumption exist trouble be installed, have noise when using, easily break down, have a power failure many restrictions such as unavailable.Along with the appearance of ultralow pressure nanofiltration or reverse osmosis membrane, increasing nanofiltration or anti-penetration water purifier without the need to just can normally work with pump, can reduce the dependence of this kind of water purifier to electric power.But therefore numerous businessmans does not develop and effectively can ensure that water purification effect again can thorough non-electric nanofiltration or anti-penetration water purifier.One of them chief reason is exactly the washing problems to film.Because the nanofiltration/reverse osmosis membrane in water purifier in use by calcium ions and magnesium ions interception on film surface, if do not rinsed film, can go down and easily the phenomenons such as fouling occurs thus the work-ing life of reduction film, affect water purification effect of water purifier for a long time.
The technical scheme of existing nanofiltration or anti-penetration water purifier divides two classes substantially:
One class adopts external source design, utilizes high and low pressure switch and water inlet, Wastewater by Electric magnet valve to carry out start and stop and rinse controlling, ensure nanofiltration membrane/reverse osmosis membrane to greatest extent in use, obtain rationally rinsing fully.But this kind of water purifier does not reach thorough non-electric object.
Another kind of is adopt four-sided valve design, utilizes the pressure difference in pipeline to carry out the on off control of system.This kind of water purifier achieves thoroughly not electricity consumption, but deliberately have ignored the washing problems to film.This kind of water purifier is accelerated by nanofiltration/reverse osmosis membrane consumption, improves the later stage use cost of human consumer.
Summary of the invention
The object of the invention is to overcome defect of the prior art, design a kind of be intended to solve without under electric condition to the auto-flushing problem of filter membrane, for human consumer invent a can thoroughly not electricity consumption, filter membrane work-ing life can be extended again, ensure the nanofiltration/anti-penetration water purifier of water purification effect.
For achieving the above object, the technical solution adopted in the present invention is:
A kind of without the two water outlet nanofiltration of electric auto-flushing or anti-penetration water purifier, described water purifier comprises one to the Pyatyi filter core connected by pipeline successively, wherein level Four filter core is connected with a water-in for automatic flushing nano-filtration or anti-penetration water purifier, a water purification mouth and a concentrated water spout, water purification mouth by the road, first check valve, four-sided valve, second Y-tube, 3rd check valve is connected with the water outlet of domestic water with the 3rd Y-tube, concentrated water spout by the road, 4th Y-tube, 4th check valve is connected with the water outlet of domestic water with the 3rd Y-tube, the water outlet of described level V filter core is connected with the water outlet of tap water by the road, the water-in of described 5th filter core by the road, first Y-tube is connected with the second Y-tube with the second reverse checkvalve.
Preferably, described level Four filter core is low pressure nanofiltration membrane or low-pressure reverse osmosis membrane, four-sided valve is arranged on third stage filter core on the water route of two between fourth stage filter core and fourth stage filter core to pressure pot, first water-in of four-sided valve is connected with the water outlet of three grades of filter cores by the road, first water outlet of four-sided valve is connected with the water-in of level Four filter core by the road, water purification mouth on level Four filter core by the road and be serially connected in the first check valve on pipeline and be connected with the second water-in of four-sided valve, second water outlet of four-sided valve is connected with the water-in on the second Y-tube by the road, the first water outlet on second Y-tube by the road and the 3rd check valve be serially connected on pipeline be connected with the first water-in on the 3rd Y-tube, the concentrated water spout of the level Four filter core water-in successively by the road and on the 4th Y-tube being serially connected on pipeline, the first water outlet on 4th Y-tube, 4th check valve is connected with the second water-in on the 3rd Y-tube, water outlet on 3rd Y-tube is connected with the water outlet of domestic water, the second water outlet on second Y-tube by the road and the second check valve be serially connected on pipeline be connected with the water-in on the first Y-tube, water outlet on first Y-tube is connected with the water-in of the 5th filter core by the road, the water outlet of the 5th filter core is connected with the water outlet of tap water by the road, intake-outlet on first Y-tube is connected with pressure pot by the road, the second water outlet on 4th Y-tube is connected with the water-in of waste water ratio by the road, the water outlet of waste water ratio is connected with waste outlet by the road.
Preferably, the water-in of described one-level filter core is connected with running water pipe, and the water outlet of one-level filter core is connected with the water-in of secondary filter core by the road, and the water outlet of secondary filter core is connected with the water-in of three grades of filter cores by the road.
Preferably, described one-level filter core is the cotton filter core of PP, and secondary filter core is active carbon filter core, and three grades of filter cores are ultra-filtration membrane, and Pyatyi filter core is post active carbon filter core.
Preferably, described water purifier adopts two water outlet design, and one end is domestic water, and one end is tap water, and wherein domestic water is the water of ultrafiltration membrance filter, and tap water is the water of nanofiltration membrane or reverse osmosis membrane filtration.
Grammar of the present invention is, two water outlet design is utilized to be connected with one of them depotition cock (domestic water) by the concentrated water spout of filter core to be rinsed, using the auto-flushing that just to realize while domestic water film like this, ensure that whole system is without the stable normally operation under electric condition by the Appropriate application of the parts such as four-sided valve, check valve and water route design in addition.
Advantage of the present invention and beneficial effect are:
Described being brought into by automatic flushing function first without the two water outlet nanofiltration of electric auto-flushing or anti-penetration water purifier is filtered or reverse osmosis purified water system without susceptance, solve the contradiction of " can not get both without electricity and auto-flushing " of long-standing problem nanofiltration or anti-penetration water purifier, also achieve nanofiltration or the thorough not electricity consumption of anti-penetration water purifier on guarantee water purification effect basis, open the nothing electricity epoch of nanofiltration or reverse osmosis water purifier.
In addition, two water outlet designs of the domestic water in the present invention and tap water, also further increase and utilize the sub-prime of water resources, reduce discharge of wastewater.
Accompanying drawing explanation
Fig. 1 is the present invention without the system architecture schematic diagram of the two water outlet nanofiltration of electric auto-flushing or anti-penetration water purifier;
Fig. 2 is current schematic diagram when opening domestic water tap in Fig. 1;
Fig. 3 is current schematic diagram when opening drinking water spigot in Fig. 1.
In figure: 1, one-level filter core; 101, water-in; 102, water outlet; 2, secondary filter core; 201, water-in; 202, water outlet; 3, three grades of filter cores; 301, water-in; 302, water outlet; 4, level Four filter core; 401, water-in; 402, water purification mouth; 403, concentrated water spout; 5, the 5th filter core; 501, water-in; 502, water outlet; 6, four-sided valve; 601, the first water-in; 602, the first water outlet; 603, the second water-in; 604, the second water outlet; 7, the first check valve; 8, the second check valve; 9, the 3rd check valve; 10, the 4th check valve; 11, the second Y-tube; 111, water-in; 112, water outlet; 113, intake-outlet; 12, the second Y-tube; 121, water-in; 122, the first water outlet; 13, the 3rd Y-tube; 131, the first water-in; 132, water outlet; 133, the second water-in; 14, the 4th Y-tube; 141, water-in; 142, the first water outlet; 15, domestic water water outlet; 16, tap water water outlet; 17, waste water ratio; 171, water-in; 172, water outlet; 18, pressure pot; 19, tap water water-in; 20, waste outlet.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is further described.Following examples only for technical scheme of the present invention is clearly described, and can not limit the scope of the invention with this.
As shown in accompanying drawing 1 to 3: the present invention is a kind of without the two water outlet nanofiltration of electric auto-flushing or anti-penetration water purifier, described water purifier comprises one to the Pyatyi filter core connected by pipeline successively, wherein level Four filter core 4 is connected with a water-in 401 for automatic flushing nano-filtration or anti-penetration water purifier, first water outlet 402 and the second water outlet 403, first water outlet 402 is the first check valve 7 by the road, four-sided valve 6, second Y-tube 11, 3rd check valve 9 is connected with the water pipe 15 of domestic water with the 3rd Y-tube 13, second water outlet 403 by the road, 4th Y-tube 14, 4th check valve 10 is connected with the water pipe 15 of domestic water with the 3rd Y-tube 13, the water outlet 502 of described 5th filter core 5 is connected with the water pipe 16 of tap water by the road, the water-in 501 of described 5th filter core 5 by the road, first Y-tube 11 is connected with the second Y-tube 12 with the second check valve 8.
The preferred embodiment of the invention is, described level Four filter core 4 is low pressure nanofiltration membrane or low-pressure reverse osmosis membrane, four-sided valve 6 is arranged on third stage filter core 3 on two water routes between fourth stage filter core 4 and fourth stage filter core 4 to pressure pot 18, first water-in 601 of four-sided valve 6 is connected with the water outlet 302 of three grades of filter cores 3 by the road, first water outlet 602 of four-sided valve 6 is connected with the water-in 401 of level Four filter core 4 by the road, water purification mouth 402 on level Four filter core 4 by the road and the first check valve 7 be serially connected on pipeline be connected with the second water-in 604 on four-sided valve 6, the second water outlet 603 on four-sided valve 6 is connected with the water-in 121 on the second Y-tube 12 by the road, the first water outlet 122 on second Y-tube 12 by the road and the 3rd check valve 9 be serially connected on pipeline be connected with the first water-in 131 on the 3rd Y-tube 13, the water-in 141 of concentrated water spout 403 on level Four filter core 4 successively by the road and on the 4th Y-tube 14 being serially connected on pipeline, the first water outlet 142 on 4th Y-tube 14,4th check valve 10 is connected with the second water-in 133 on the 3rd Y-tube 13, water outlet 132 on 3rd Y-tube 13 is connected with the water outlet 15 of domestic water, the second water outlet 123 on second Y-tube 12 by the road and the second check valve 8 be serially connected on pipeline be connected with the water-in 111 on the first Y-tube 11, water outlet 112 on first Y-tube 11 is connected with the water-in 501 of the 5th filter core 5 by the road, the water outlet 502 of the 5th filter core 5 is connected with tap water water outlet 16 by the road, intake-outlet 113 on first Y-tube 11 is connected with pressure pot 18 by the road, the second water outlet 143 on 4th Y-tube 14 is connected with the water-in 171 of waste water ratio 17 by the road, the water outlet 172 of waste water ratio 17 is connected with waste outlet 20 by the road.
The preferred embodiment of the invention also has, the water-in 101 of described one-level filter core 1 is connected with running water pipe 19, the water outlet 102 of one-level filter core 1 is connected with the water-in 201 on secondary filter core 2 by the road, and the water outlet 202 on secondary filter core 2 is connected with the water-in 301 of three grades of filter cores 3 by the road.
The preferred embodiment of the invention also has, and described one-level filter core 1 is the cotton filter core of PP, and secondary filter core 2 is active carbon filter core, and three grades of filter cores 3 are ultra-filtration membrane, and Pyatyi filter core 5 is post active carbon filter core.
The preferred embodiment of the invention also has, and described water purifier adopts two water outlet design, and the water that ultra-filtration membrane 3 filters flows out through domestic water water outlet 15, and the water that nanofiltration membrane or reverse osmosis membrane 4 filter flows out through tap water water outlet 16.
When domestic water tap is opened, four-sided valve is broken and automatically opens because of the pressure equilibrium of high-tension side and low-tension side, the tap water of large discharge successively enters fourth stage filter core 4 by one-level filter core 1, secondary filter core 2, three grades of filter cores 3 through four-sided valve 6, water directly flows fast through from the nanofiltration membrane of level Four filter core 4 or reverse osmosis membrane surface, flow out from concentrated water spout 403 and directly flow to domestic water water outlet 15, the auto-flushing to film while realizing using domestic water.Because third stage filter core 3 is ultra-filtration membrane, major part can be filtered out and pollute impurity, therefore the pollution substance of the film surface interception of fourth stage filter core 4 can be seldom, add that domestic water can often use, film surface energy is frequently rinsed, and the water quality that this guarantees domestic water can not be subject to special impact because film rinses.
When the water purification amount in pressure pot is reduced to a certain degree, thus four-sided valve is opened automatically because the pressure equilibrium of high-tension side and low-tension side is broken, tap water is successively by one-level filter core 1, secondary filter core 2, three grades of filter cores 3 enter fourth stage filter core 4 through four-sided valve 6, part water becomes water purification through nanofiltration membrane or reverse osmosis membrane under the effect of the pressure, and flowed out by water purification mouth 402, flow to pressure pot 18 by the road, part water carries and is flowed to concentrated water spout 403 by the material that filter membrane is tackled from film surface and flow out from waste outlet 20 by the road, the water stored in pressure pot when drinking water spigot is opened will flow to level V filter core by the road and flow out from tap water water outlet 16.
When domestic water tap and drinking water spigot are closed, four-sided valve realizes pressure equilibrium and closes because of high-tension side and low-tension side, and whole water cleaning systems realization is effectively closed down, and drainage can not occur.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the technology of the present invention principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (4)
1. one kind without the two water outlet nanofiltration of electric auto-flushing or anti-penetration water purifier, it is characterized in that, described water purifier comprises one to the Pyatyi filter core connected by pipeline successively, wherein fourth stage filter core is connected with a water-in for automatic flushing nano-filtration or anti-penetration water purifier, a water purification mouth and a concentrated water spout, water purification mouth by the road, first check valve, four-sided valve, second Y-tube, 3rd check valve is connected with the water outlet of domestic water with the 3rd Y-tube, concentrated water spout by the road, 4th Y-tube, 4th check valve is connected with the water outlet of domestic water with the 3rd Y-tube, the water outlet of described level V filter core is connected with the water outlet of tap water by the road, the water-in of described 5th filter core by the road, first Y-tube is connected with the second Y-tube with the second reverse checkvalve.
2. as claimed in claim 1 without the two water outlet nanofiltration of electric auto-flushing or anti-penetration water purifier, it is characterized in that, described level Four filter core is nanofiltration membrane or reverse osmosis membrane, four-sided valve is arranged on third stage filter core on the water route of two between fourth stage filter core and fourth stage filter core to pressure pot, first water-in of four-sided valve is connected with the water outlet of three grades of filter cores by the road, first water outlet of four-sided valve is connected with the water-in of level Four filter core by the road, water purification mouth on level Four filter core by the road and be serially connected in the first check valve on pipeline and be connected with the second water-in of four-sided valve, second water outlet of four-sided valve is connected with the water-in on the second Y-tube by the road, the first water outlet on second Y-tube by the road and the 3rd check valve be serially connected on pipeline be connected with the first water-in on the 3rd Y-tube, the concentrated water spout of the level Four filter core water-in successively by the road and on the 4th Y-tube being serially connected on pipeline, the first water outlet on 4th Y-tube, 4th check valve is connected with the second water-in on the 3rd Y-tube, water outlet on 3rd Y-tube is connected with the water outlet of domestic water, the second water outlet on second Y-tube by the road and the second check valve be serially connected on pipeline be connected with the water-in on the first Y-tube, water outlet on first Y-tube is connected with the water-in of the 5th filter core by the road, the water outlet of the 5th filter core is connected with the water outlet of tap water by the road, intake-outlet on first Y-tube is connected with pressure pot by the road, the second water outlet on 4th Y-tube is connected with the water-in of waste water ratio by the road, the water outlet of waste water ratio is connected with discharge of wastewater pipeline.
3. as claimed in claim 1 without the two water outlet nanofiltration of electric auto-flushing or anti-penetration water purifier, it is characterized in that, the water-in of described one-level filter core is connected with running water pipe, the water outlet of one-level filter core is connected with the water-in of secondary filter core by the road, and the water outlet of secondary filter core is connected with the water-in of three grades of filter cores by the road.
4. as claimed in claim 1 without the two water outlet nanofiltration of electric auto-flushing or anti-penetration water purifier, it is characterized in that, described one-level filter core is the cotton filter core of PP, and secondary filter core is active carbon filter core, and three grades of filter cores are ultra-filtration membrane, and Pyatyi filter core is post active carbon filter core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510657835.9A CN105152382B (en) | 2015-10-13 | 2015-10-13 | One kind is without the double water outlet nanofiltrations of electric auto-flushing or anti-penetration water purifier |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510657835.9A CN105152382B (en) | 2015-10-13 | 2015-10-13 | One kind is without the double water outlet nanofiltrations of electric auto-flushing or anti-penetration water purifier |
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| CN105152382A true CN105152382A (en) | 2015-12-16 |
| CN105152382B CN105152382B (en) | 2017-10-03 |
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| CN201510657835.9A Expired - Fee Related CN105152382B (en) | 2015-10-13 | 2015-10-13 | One kind is without the double water outlet nanofiltrations of electric auto-flushing or anti-penetration water purifier |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106830407A (en) * | 2017-04-12 | 2017-06-13 | 河南锦源环保科技有限公司 | A kind of underground mine use special type ultralow pressure nanofiltration water purifier |
| CN107244767A (en) * | 2017-07-10 | 2017-10-13 | 戈澄 | A kind of intelligent hollow fiber nanofiltration membrane water purifier |
| CN107337290A (en) * | 2017-07-25 | 2017-11-10 | 珠海格力电器股份有限公司 | Pump-free water purification system and water purifier |
| CN107344767A (en) * | 2017-07-25 | 2017-11-14 | 珠海格力电器股份有限公司 | Water purification system and water purifier |
| CN108249627A (en) * | 2018-02-12 | 2018-07-06 | 宁波传德电子科技有限公司 | Without the reverse osmosis healthy water Drinking fountain of electricity |
| CN108975531A (en) * | 2018-07-12 | 2018-12-11 | 武汉中智德远科技开发有限公司 | A kind of integration microkinetic low-pressure membrane filtration device |
| CN110803823A (en) * | 2019-11-29 | 2020-02-18 | 福建金源泉科技发展有限公司 | Quality-divided water purifier suitable for low-pressure water net and working method thereof |
| CN113526702A (en) * | 2021-07-13 | 2021-10-22 | 广东万家乐燃气具有限公司 | Two waterway systems of play of purifier and purifier |
| CN113565997A (en) * | 2021-07-13 | 2021-10-29 | 北京碧水源膜科技有限公司 | Automatic-flushing double-water-outlet water purification faucet based on nanofiltration membrane element |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006289334A (en) * | 2005-04-07 | 2006-10-26 | Koichi Kawakami | Reverse osmosis membrane water purifier utilizable for waste water and purified water |
| CN202945111U (en) * | 2012-12-08 | 2013-05-22 | 龙吉林 | Power-free water purifier |
-
2015
- 2015-10-13 CN CN201510657835.9A patent/CN105152382B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006289334A (en) * | 2005-04-07 | 2006-10-26 | Koichi Kawakami | Reverse osmosis membrane water purifier utilizable for waste water and purified water |
| CN202945111U (en) * | 2012-12-08 | 2013-05-22 | 龙吉林 | Power-free water purifier |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106830407A (en) * | 2017-04-12 | 2017-06-13 | 河南锦源环保科技有限公司 | A kind of underground mine use special type ultralow pressure nanofiltration water purifier |
| CN107244767A (en) * | 2017-07-10 | 2017-10-13 | 戈澄 | A kind of intelligent hollow fiber nanofiltration membrane water purifier |
| CN107337290A (en) * | 2017-07-25 | 2017-11-10 | 珠海格力电器股份有限公司 | Pump-free water purification system and water purifier |
| CN107344767A (en) * | 2017-07-25 | 2017-11-14 | 珠海格力电器股份有限公司 | Water purification system and water purifier |
| CN108249627A (en) * | 2018-02-12 | 2018-07-06 | 宁波传德电子科技有限公司 | Without the reverse osmosis healthy water Drinking fountain of electricity |
| CN108975531A (en) * | 2018-07-12 | 2018-12-11 | 武汉中智德远科技开发有限公司 | A kind of integration microkinetic low-pressure membrane filtration device |
| CN110803823A (en) * | 2019-11-29 | 2020-02-18 | 福建金源泉科技发展有限公司 | Quality-divided water purifier suitable for low-pressure water net and working method thereof |
| CN113526702A (en) * | 2021-07-13 | 2021-10-22 | 广东万家乐燃气具有限公司 | Two waterway systems of play of purifier and purifier |
| CN113565997A (en) * | 2021-07-13 | 2021-10-29 | 北京碧水源膜科技有限公司 | Automatic-flushing double-water-outlet water purification faucet based on nanofiltration membrane element |
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Granted publication date: 20171003 Termination date: 20181013 |