CN103951095A - Energy-saving type water treatment system - Google Patents
Energy-saving type water treatment system Download PDFInfo
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- CN103951095A CN103951095A CN201410157450.1A CN201410157450A CN103951095A CN 103951095 A CN103951095 A CN 103951095A CN 201410157450 A CN201410157450 A CN 201410157450A CN 103951095 A CN103951095 A CN 103951095A
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Abstract
The invention relates to an energy-saving type water treatment system which is applied to deep purification of non-polluted underground water, tap water and the like. The energy-saving type water treatment system comprises a first filter, a second filter and a third filter which are sequentially connected in series, and further comprises a nanofilter for filtering water by utilizing the reverse osmosis principle, wherein the nanofilter adopts a nanofiltration membrane filter core with 1-nanometer precision, a water inlet, a purified water outlet and a waste water outlet are formed in the nanofilter, online electrical conductivity detection systems are arranged at the water inlet and the water outlet, each of the purified water outlet and the waste water outlet has two branches one of which is connected with a water storage barrel and the other one of which is connected with a terminal water outlet. The energy-saving type water treatment system has the characteristics that less waste water is generated and adjustable and recyclable, no electric power or a booster pump is needed, a proper amount of mineral substances and trace elements are kept, the energy-saving type water treatment system is high in pretreatment precision, long in service life and capable of producing healthy water quality.
Description
Technical field
The present invention relates to water purifier field, specifically, relate to a kind of energy-saving water treatment system that is applied to underground water, the purification of tap water even depth.
Background technology
The reverse osmosis water purification machine overwhelming majority on market is all furnished with waste water ratio, the ratio of water purification and waste water is in 1:3 to 1:5 left and right, fix uncontrollable, in addition, the failure rate of waste water ratio is higher, often occur that waste water does not stop the phenomenon of discharge, if waste water is directly entered to water drain by water pipe, this fault is difficult for finding.In today of water resources shortage, this equipment wasting phenomenon is very serious.
Most first three grade of filter core of reverse osmosis water purification machine is respectively: 5 microns of PP cottons, granulated active carbon, 1 micron of PP cotton, and the life-span is respectively 3 months, 6 months, 3 months, and filtering accuracy is low, the life-span is short, poor filtration effect, the life-span of greatly reducing follow-up reverse osmosis membrane.
Reverse osmosis membrane filtration precision on market is about 0.1 nanometer, bad hydraulic permeability, need the effective water production rate of hydraulic pressure guarantee of 0.5MPa left and right, and general municipal administration carrys out water pressure again at 0.25-0.4MPa, so must install topping-up pump additional, guarantee aquifer yield, and reverse osmosis membrane because of aperture too little, desalination rate is mostly more than 95%, effluent quality is close to pure water, mineral substance and the trace element of needed by human are removed, the World Health Organization is thought, needed by human body mineral substance and micro-5%-20% need to obtain from water, food cannot replace, so the pure water of long-term drinking reverse osmosis membrane processing is unfavorable for health, especially old man and child, not only can not obtain nutrition, mineral substance and the trace elements such as the calcium running off on the contrary in health, cause dysplasia, the symptoms such as osteoporosis.
Summary of the invention
In order to solve problems of the prior art, the invention provides a kind of energy-saving water treatment system, feature is that waste water is few and adjustable, waste water recoverable, add topping-up pump without plug-in, and retain appropriate mineral substance and trace element, pre-treatment precision is high, life-span is long, water quality health.
The present invention realizes by following technique means:
Described energy-saving water treatment system, comprise the first strainer of series connection successively, the second strainer and the 3rd strainer, and the nanofiltration strainer that utilizes principle of reverse osmosis to filter water, nanofiltration strainer comprises water-in, pure water inlet and wastewater outlet, pure water inlet divides two branch roads, article one, branch road connects water purification water butt, another connects the water purifying valve of terminal water outlet, nanofiltration strainer adopts nanofiltration membrane filter core, nanofiltration membrane filter core precision is 1 nanometer, can remove the objectionable impurities of the overwhelming majority in water and reduce water hardness, retain mineral substance and the trace element of part in water, avoid anti-penetration water purifier water outlet common on market too pure, there is no needed by human body mineral substance and micro-defect, and nanofiltration membrane filter core characteristic is low pressure high water-permeability, can efficiently produce water without installing topping-up pump additional, greatly reduce energy consumption, and eliminated the potential safety hazard that water-electricity integrated causes.
Further, described the first strainer adopts preposition secondary filter filter core, and precision is 0.22 micron, improves about 4-6 doubly with respect to the cotton life-spans of 5 microns of PP that adopt on market, and precision improves approximately 20 times.
Described the 3rd strainer adopts rearmounted secondary filter filter core, and precision is 0.1 micron, improves about 4-6 doubly with respect to the cotton life-span of the 1 micron of PP adopting on market, and precision improves approximately 10 times.
Tertiary filter adopts respectively 0.22 micron of preposition secondary filter filter core, sintering activity charcoal, 0.1 micron of rearmounted secondary filter filter core; life-span is respectively about 12 months, 12 months, 18 months; filtering accuracy is high; impurity trapped is effective; provide protection to follow-up nanofiltration membrane is large; the filtration load that has reduced nanofiltration membrane, has extended the work-ing life of nanofiltration membrane, and replacement frequency is low.
Again further, the water-in of described nanofiltration strainer and pure water inlet are provided with specific conductivity on-line detecting system, wastewater outlet is provided with the waste water control valve that regulates wastewater flow according to specific conductivity numerical value that on-line detecting system is surveyed, can micro-positioning regulators, between the adjustable water purification of waste water control valve and waste water ratio 1:1 to 1:0, conserve water more than 50%, because various places water quality is all different, can grasp raw water quality and water purification water quality basic condition according to specific conductivity numerical value that on-line detecting system is surveyed, by regulating waste water control valve, the water purification water quality that output is applicable.And common water purification that anti-penetration water purifier goes out and waste water ratio is 1:3 to 1:5 on market, waste water is too many, and unadjustable, and that can not suit measures to local conditions provides healthy water outlet quality, in today of water resources shortage, wastes particularly serious.
Again further, described nanofiltration strainer wastewater outlet divides two branch roads, and a branch road connects waste water water butt, and another connects the wastewater valve of terminal water outlet.The waste water of output is stored in water butt and has certain pressure, opens the wastewater valve of terminal water outlet, can use waste water, further saving water resource.
The present invention also comprises a four-sided valve, four-sided valve is provided with two water-ins and two water outlets, the pure water inlet of the delivery port of the 3rd strainer and nanofiltration strainer is connected with two water-ins of four-sided valve respectively, the water-in of nanofiltration strainer connects a water outlet of four-sided valve, and another water outlet of four-sided valve connects water purification water butt and terminal water outlet.Four-sided valve, by hydraulic drives, is controlled the switch of water inlet pipe and waste pipe automatically, has substituted the anti-penetration water purifier that uses on the market numerous electronic devices and components, has reduced failure rate.
Also comprise a post-filter, post-filter adopts cocoanut active charcoal filter core, between terminal water outlet and described water purification water butt.
In addition, the feed-water end of water purification water butt and waste water water butt is installed control valve.
The performance comparison table of the present invention and existing installation:
Beneficial effect of the present invention comprises the following aspects:
1. effectively remove by the preposition secondary filter filter core of high precision, sintering activity charcoal filter core and rearmounted secondary filter filter core impurity such as affecting the silt of nanofiltration membrane life-span and performance iron rust, colloid, chlorine residue in water, filter core precision is higher, life-span, the cotton long 4-6 of life-span of the PP common compared with market doubly at 12-18 month.
2. effectively remove the middle objectionable impurities of anhydrating, retained part mineral substance and trace element by nanofiltration membrane.
3. nanofiltration membrane waste water mouth regulates wastewater flow by waste water control valve, because it is better that pre-treatment is filtered, the working strength of nanofiltration membrane reduces greatly, the impurity that need to hold back is less, the flushing waste water needing is few, by regulating waste water control valve that equipment is more economized on water, by wastewater barrel and wastewater valve, waste water is all recycled.
4. nanofiltration membrane aperture is 1 nanometer, and water-permeable is strong, and intake pressure 0.25MPa-0.4MPa can effectively produce water, and common municipal original tap water pressure can drive, without plug-in topping-up pump.
Brief description of the drawings
Fig. 1 is structural representation of the present invention.
In figure: 1, water intaking valve; 2, the first strainer; 3, the second strainer; 4, the 3rd strainer; 5, four-sided valve; 6, post-filter; 7, terminal water outlet; 8, control valve A; 9, water purification water butt; 10, waste water water butt; 11, control valve B; 12, water purifying three-way; 13, waste water threeway; 14 waste water control valves; 15, nanofiltration strainer; 16, specific conductivity on-line detecting system.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the invention will be further described.
Embodiment 1
As shown in Figure 1, a kind of energy-saving water treatment system, comprise the first strainer 2, the second strainer 3 and the 3rd strainer 4 of series connection successively, and the nanofiltration strainer 15 that utilizes principle of reverse osmosis to filter water, nanofiltration strainer 15 comprises water-in, pure water inlet and wastewater outlet, pure water inlet divides two branch roads, article one, branch road connects water purification water butt 9, another connects the water purifying valve 71 of terminal water outlet, and nanofiltration strainer 15 adopts nanofiltration membrane filter core, and nanofiltration membrane filter core precision is 1 nanometer.The first strainer adopts preposition secondary filter filter core, and precision is 0.22 micron; The second strainer adopts sintering activity charcoal filter core; The 3rd strainer adopts rearmounted secondary filter filter core, and precision is 0.1 micron.The water-in of nanofiltration strainer 15 and pure water inlet are provided with specific conductivity on-line detecting system 16, wastewater outlet is provided with the waste water control valve 14 that regulates wastewater flow according to specific conductivity on-line detecting system 16 numerical value of surveying, between the adjustable water purification of waste water control valve 14 and waste water ratio 1:1 to 1:0.
Pure water inlet divides two branch roads, and a branch road connects water purification water butt 9, and another connects the water purifying valve 71 of terminal water outlet 7; Wastewater outlet divides two branch roads, and a branch road connects waste water water butt 10, and another connects the wastewater valve 72 of terminal water outlet 7; Nanofiltration strainer adopts import nanofiltration membrane filter core, and import nanofiltration membrane filter core precision is 1 nanometer.The feed-water end of water purification water butt is installed control valve A8; The feed-water end of waste water water butt is installed control valve B11.
Embodiment 2
As shown in Figure 1, a kind of energy-saving water treatment system, comprise the first strainer 2, the second strainer 3 and the 3rd strainer 4, four-sided valve 5, the nanofiltration strainer 15 of water intaking valve 1, series connection successively, the input aperture of the first strainer 2 is connected with water intaking valve 1, and the delivery port of the 3rd strainer 4 is connected with nanofiltration strainer 15; Four-sided valve 5 is provided with two water-ins and two water outlets, the pure water inlet of the delivery port of the 3rd strainer and nanofiltration strainer is connected with two water-ins of four-sided valve 5 respectively, nanofiltration strainer adopts import nanofiltration membrane filter core, and import nanofiltration membrane filter core precision is 1 nanometer.The water-in of nanofiltration strainer 15 connects a water outlet of four-sided valve, and another water outlet of four-sided valve connects water purification water butt 9 and terminal water outlet 7.Nanofiltration strainer 15 is established pure water inlet and wastewater outlet, and wastewater outlet is connected with waste water control valve 14, between the adjustable water purification of waste water control valve 14 and waste water ratio 1:1 to 1:0; Pure water inlet divides two branch roads, and a branch road connects water purification water butt 9, and another connects the water purifying valve 71 of terminal water outlet 7; Wastewater outlet divides two branch roads, and a branch road connects waste water water butt 10, and another connects the wastewater valve 72 of terminal water outlet 7; The feed-water end of water purification water butt is installed control valve A8; The feed-water end of waste water water butt is installed control valve B11.
Wherein the first strainer employing precision is the preposition secondary filter filter core of 0.22 micron; The second strainer adopts sintering activity charcoal filter core; The 3rd strainer employing precision is the rearmounted secondary filter filter core of 0.1 micron.
Embodiment 3
As shown in Figure 1, a kind of energy-saving water treatment system, comprise water intaking valve 1, the first strainer 2, the second strainer 3 and the 3rd strainer 4, four-sided valve 5, nanofiltration strainer 15, the first strainer 2, the second strainer 3 and the 3rd strainer 4 are connected successively, the input aperture of the first strainer 2 is connected with water intaking valve 1, and the delivery port of the 3rd strainer 4 is connected with nanofiltration strainer 15; Nanofiltration strainer 15 is established pure water inlet and wastewater outlet, and wastewater outlet is connected with waste water control valve 14, between the adjustable water purification of waste water control valve 14 and waste water ratio 1:1 to 1:0; Pure water inlet divides two branch roads, and a branch road connects water purification water butt 9, and another connects the water purifying valve 71 of terminal water outlet 7; Wastewater outlet divides two branch roads, and a branch road connects waste water water butt 10, and another connects the wastewater valve 72 of terminal water outlet 7; Nanofiltration strainer adopts import nanofiltration membrane filter core, and import nanofiltration membrane filter core precision is 1 nanometer.Described four-sided valve 5 is provided with two water-ins and two water outlets, the pure water inlet of the delivery port of described the 3rd strainer and nanofiltration strainer is connected with two water-ins of four-sided valve 5 respectively, the water-in of described nanofiltration strainer 15 connects a water outlet of four-sided valve, and another water outlet of described four-sided valve connects water purification water butt 9 and post-filter 6.The feed-water end of water purification water butt is installed control valve A8; The feed-water end of waste water water butt is installed control valve B11.
Wherein the first strainer employing precision is the preposition secondary filter filter core of 0.22 micron; The second strainer adopts sintering activity charcoal filter core; The 3rd strainer employing precision is the rearmounted secondary filter filter core of 0.1 micron.Post-filter adopts cocoanut active charcoal filter core.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. an energy-saving water treatment system, comprise first strainer (2) of series connection successively, the second strainer (3) and the 3rd strainer (4), and the nanofiltration strainer (15) that utilizes principle of reverse osmosis to filter water, described nanofiltration strainer (15) comprises water-in, pure water inlet and wastewater outlet, described pure water inlet divides two branch roads, article one, branch road connects water purification water butt (9), another connects the water purifying valve (71) of terminal water outlet, it is characterized in that: described nanofiltration strainer (15) adopts nanofiltration membrane filter core, described nanofiltration membrane filter core precision is 1 nanometer.
2. water purifier according to claim 1, is characterized in that: described the first strainer adopts preposition secondary filter filter core, and precision is 0.22 micron.
3. water purifier according to claim 1, is characterized in that: described the 3rd strainer adopts rearmounted secondary filter filter core, and precision is 0.1 micron.
4. energy-saving water treatment system according to claim 1, it is characterized in that: the water-in of described nanofiltration strainer (15) and pure water inlet are provided with specific conductivity on-line detecting system (16), described wastewater outlet be provided with according to specific conductivity on-line detecting system (16) the numerical value of surveying regulate the waste water control valve (14) of wastewater flow, between the adjustable water purification of described waste water control valve (14) and waste water ratio 1:1 to 1:0.
5. according to the energy-saving water treatment system described in claim 1-4 any one, it is characterized in that: described nanofiltration strainer wastewater outlet divides two branch roads, a branch road connects waste water water butt (10), and another connects the wastewater valve (72) of terminal water outlet.
6. according to the energy-saving water treatment system described in claim 1-4 any one, it is characterized in that: also comprise a four-sided valve (5), described four-sided valve (5) is provided with two water-ins and two water outlets, the pure water inlet of the delivery port of described the 3rd strainer and nanofiltration strainer is connected with two water-ins of four-sided valve (5) respectively, the water-in of described nanofiltration strainer (15) connects a water outlet of four-sided valve, and another water outlet of described four-sided valve connects the water purifying valve (71) of water purification water butt (9) and terminal water outlet (7).
7. energy-saving water treatment system according to claim 6, is characterized in that: also comprise a post-filter (6), be positioned between the water purifying valve (71) and described water purification water butt (9) of described terminal water outlet (7).
8. water purifier according to claim 7, is characterized in that: described post-filter adopts cocoanut active charcoal filter core.
9. water purifier according to claim 1, is characterized in that: the feed-water end of described water purification water butt (9) is installed control valve A(8).
10. water purifier according to claim 5, is characterized in that: the feed-water end of described waste water water butt (10) is installed control valve B(11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410157450.1A CN103951095A (en) | 2013-12-31 | 2014-04-18 | Energy-saving type water treatment system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320888473.0 | 2013-12-31 | ||
| CN201320888473 | 2013-12-31 | ||
| CN201410157450.1A CN103951095A (en) | 2013-12-31 | 2014-04-18 | Energy-saving type water treatment system |
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| CN103951095A true CN103951095A (en) | 2014-07-30 |
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| CN201420191462.1U Expired - Fee Related CN204111429U (en) | 2013-12-31 | 2014-04-18 | Energy-saving water treatment system |
| CN201410157450.1A Pending CN103951095A (en) | 2013-12-31 | 2014-04-18 | Energy-saving type water treatment system |
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| CN201420191462.1U Expired - Fee Related CN204111429U (en) | 2013-12-31 | 2014-04-18 | Energy-saving water treatment system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105314709A (en) * | 2015-11-24 | 2016-02-10 | 佛山市顺德区美的饮水机制造有限公司 | Water purification system and control method of same |
| CN106673240A (en) * | 2015-11-09 | 2017-05-17 | 张伟斌 | Water purification system in quality grading manner |
| CN110723784A (en) * | 2019-10-16 | 2020-01-24 | 东莞市鸾江水处理设备工程有限公司 | Wastewater treatment and recovery method |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105293752A (en) * | 2015-08-24 | 2016-02-03 | 天津市朗新源科技有限公司 | Household water purification system |
| CN113060847A (en) * | 2021-03-11 | 2021-07-02 | 宁波方太厨具有限公司 | Water purifier capable of adjusting mineral retention rate and control method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2823243Y (en) * | 2005-04-28 | 2006-10-04 | 河北阿鸥环境技术有限公司 | Water-saving box type nanofiltration water purification system |
| JP2008221195A (en) * | 2007-03-16 | 2008-09-25 | Miura Co Ltd | Operation method of pure water production system |
| CN101481184A (en) * | 2009-02-10 | 2009-07-15 | 杭州水处理技术研究开发中心有限公司 | Novel membrane processing and salt recycling method for hot pickled mustard tube cleaning wastewater |
| CN201614328U (en) * | 2010-01-29 | 2010-10-27 | 重庆跨纪科技有限公司 | Membrane separation structure optimizing system for purified water preparation |
| CN103172190A (en) * | 2013-04-09 | 2013-06-26 | 富阳市中荷电子有限公司 | No-pump energy-saving pure water system |
| CN103241804A (en) * | 2013-04-17 | 2013-08-14 | 深圳安吉尔饮水产业集团有限公司 | Wastewater-tank-free reverse osmosis purified water drinking machine |
-
2014
- 2014-04-18 CN CN201420191462.1U patent/CN204111429U/en not_active Expired - Fee Related
- 2014-04-18 CN CN201410157450.1A patent/CN103951095A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2823243Y (en) * | 2005-04-28 | 2006-10-04 | 河北阿鸥环境技术有限公司 | Water-saving box type nanofiltration water purification system |
| JP2008221195A (en) * | 2007-03-16 | 2008-09-25 | Miura Co Ltd | Operation method of pure water production system |
| CN101481184A (en) * | 2009-02-10 | 2009-07-15 | 杭州水处理技术研究开发中心有限公司 | Novel membrane processing and salt recycling method for hot pickled mustard tube cleaning wastewater |
| CN201614328U (en) * | 2010-01-29 | 2010-10-27 | 重庆跨纪科技有限公司 | Membrane separation structure optimizing system for purified water preparation |
| CN103172190A (en) * | 2013-04-09 | 2013-06-26 | 富阳市中荷电子有限公司 | No-pump energy-saving pure water system |
| CN103241804A (en) * | 2013-04-17 | 2013-08-14 | 深圳安吉尔饮水产业集团有限公司 | Wastewater-tank-free reverse osmosis purified water drinking machine |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106673240A (en) * | 2015-11-09 | 2017-05-17 | 张伟斌 | Water purification system in quality grading manner |
| CN106673240B (en) * | 2015-11-09 | 2023-09-26 | 张伟斌 | Quality-dividing water purifying system |
| CN105314709A (en) * | 2015-11-24 | 2016-02-10 | 佛山市顺德区美的饮水机制造有限公司 | Water purification system and control method of same |
| CN110723784A (en) * | 2019-10-16 | 2020-01-24 | 东莞市鸾江水处理设备工程有限公司 | Wastewater treatment and recovery method |
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|---|---|
| CN204111429U (en) | 2015-01-21 |
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Application publication date: 20140730 |