CN102976449A - Water purifier - Google Patents
Water purifier Download PDFInfo
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- CN102976449A CN102976449A CN201210505913XA CN201210505913A CN102976449A CN 102976449 A CN102976449 A CN 102976449A CN 201210505913X A CN201210505913X A CN 201210505913XA CN 201210505913 A CN201210505913 A CN 201210505913A CN 102976449 A CN102976449 A CN 102976449A
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Abstract
The invention discloses a water purifier, and relates to a novel household water purifier (RO) and a nanofilter (NF) suitable for preparing pure water of general municipal direct-supply tap water (water pressure is greater than or equal to 0.2MPa). The water purifier comprises a case, an electromagnetic valve, a Hall flowmeter, a preprocessor, a reverse osmosis processor, a pure water storage tank, a pure water outlet pump, an electric control faucet, a thick water outlet pump, a thick water storage tank and a thick water proportioner, wherein the water inlet of the electromagnetic valve is connected with a tap water pipeline through a water inlet pipe; the water outlet of the electromagnetic valve is connected with the water inlet of the Hall flowmeter through a pipeline; the water outlet of the Hall flowmeter is connected with the water inlet of the preprocessor through a pipeline; the water outlet of the preprocessor is connected with the water inlet of the reverse osmosis processor through a pipeline; the pure water outlet of the reverse osmosis filter is connected with the pure water storage tank; the thick water outlet of the reverse osmosis filter is connected with the thick water storage tank through the thick water proportioned and a pipeline; and the outlet of the pure water outlet pump is connected with the electric control faucet through a pipeline.
Description
Technical field
What a kind of water purification machine of the present invention related to is a kind of novel domestic water purifying machine (RO), collecting and filtering apparatus (NF), and (pure water of hydraulic pressure 〉=0.2MPa) is produced to be applicable to general municipal direct-furnish tap water.
Background technology
At present domestic water purifying machine RO/NF system generally adopts topping-up pump to drive reverse osmosis membrane to come Pure-water Making, and the dense water that the RO/NF film produces is then directly drained or adopted the container collection from water drain.The too high failure rate that causes of said system internal pressure raises and the hidden danger of leaking, and it is not easy to operate that dense water is collected difficulty.And the pressure pot that stores pure water exists not capable of washing and easy gas leakage to cause the drawback of not water outlet.
Summary of the invention
The present invention seeks to propose a kind of water purification machine for above-mentioned weak point, be that dense water for present all kinds of RO/NF system is many and the shortcoming such as be difficult for reclaiming, hypertonia causes the failure rate height and make significant improvement, (pure water of hydraulic pressure 〉=0.2MPa) is produced to be applicable to general municipal direct-furnish tap water.Utilize magnetic valve protection rear end equipment to prevent waterflooding, and accomplish dense water recycling.
A kind of water purification machine of the present invention is to take following technical scheme to realize:
A kind of water purification machine comprises cabinet, magnetic valve, Hall flow meter, pretreater, reverse-osmosis treated device, pure water storage tank, pure water effluent water pump, automatically controlled tap, dense water effluent water pump, dense water water-storing tank and dense water proportioner.
Described magnetic valve, Hall flow meter, pretreater, reverse-osmosis treated device, pure water storage tank, pure water effluent water pump, dense water effluent water pump, dense water water-storing tank and dense water proportioner are installed in the cabinet, and automatically controlled tap is installed in a side or cabinet top in the cabinet.
Magnetic valve is provided with water-in, the water-in of magnetic valve is connected with water supply pipe by water inlet pipe, magnetic valve is provided with water outlet, the water outlet of magnetic valve is connected with the Hall flow meter water-in by pipeline, the water outlet of Hall flow meter is connected with the pretreater water-in by pipeline, pretreater is provided with water outlet, the water outlet of pretreater is connected with reverse-osmosis treated device water-in by pipeline, the reverse-osmosis treated device is provided with pure water water outlet and dense water water outlet, the pure water water outlet of reverse-osmosis treated device links to each other with pure water storage tank by pipeline, the dense water water outlet of reverse-osmosis treated device is by dense water proportioner, pipeline links to each other with dense water water-storing tank, pure water effluent water pump water-in links to each other with pure water storage tank by pipeline, the outlet of pure water effluent water pump links to each other with automatically controlled tap by pipeline, dense water effluent water pump links to each other with dense water water-storing tank by pipeline, and dense water effluent water pump water-in links to each other with automatically controlled tap by pipeline.
Supporting on the cabinet have an electric control panel, and PLC programmable logic controller (electric controling element) is installed on the electric control panel, is used for controlling magnetic valve, Hall flow meter, pure water effluent water pump, dense water effluent water pump, automatically controlled tap work.
Described magnetic valve adopts commercially available magnetic valve, plays the effect that opens or closes the water route.
Described Hall flow meter is commercially available Hall flow meter, relies on the internal impeller motion of current promotion under meter and spreads out of pulse signal, in order to monitor the pipeline water flow size, judges with this whether filter core needs to change.
Single-stage or multi-stage filter core are housed in the described pretreater, and filter core can adopt commercially available microfiltration membrane, gac, soften resin, ultra-filtration membrane or little permeable membrane.
Described microfiltration membrane can be held back the particle between the 0.1-1 micron.Microfiltration membrane allows macromole and soluble solid (inorganic salt) etc. to pass through, but can hold back suspended substance, and bacterium reaches the materials such as macromolecule colloid.The operating pressure of microfiltration membrane is generally: 0.3-7bar.
Described reverse-osmosis treated utensil has filter tank (filter flask), ultralow pressure reverse osmosis membrane RO or nanofiltration membrane NF are installed in the filter tank, capping is equipped with on filter tank top, is provided with reverse-osmosis treated device water-in in the capping, and the filter tank bottom is provided with pure water water outlet and dense water water outlet.
Described ultralow pressure reverse osmosis membrane RO adopts commercially available ultralow pressure reverse osmosis membrane RO.Reverse osmosis is to utilize reverse osmosis membrane optionally can only hold back by solvent (normally water) character of ionic species, overcomes solvent osmotic pressure take film both sides static pressure difference as impellent and makes solvent realize the membrane process that liquid mixture is separated by reverse osmosis membrane.The same NF of reverse osmosis, UF equally all belong to pressure-driven type membrane separation technique, and its operation pressure reduction is generally 15～105MPa, hold back component and are (110) X10-10m small-molecule substance.In addition can also be from liquid mixture the whole suspended substances in place to go, solute and colloid, such as from the aqueous solution with moisture from out to reach the purposes such as separation, purifying.At present along with the exploitation of ultralow pressure reverse osmosis membrane can be carried out partially desalted water softening and the selective separation of being applicable under less than 1MPa pressure.
Described nanofiltration membrane NF adopts commercially available nanofiltration membrane NF.Nanofiltration (NF) is between the reverse osmosis very a kind of pressure-driven type membrane separation technique between the ultrafiltration.It has two characteristics: be that hundreds of organic molecule compositions has separation performance to the molecular weight in the water 1.; 2. there is the Donnan effect in the negatively charged ion for different valence state.The charge of material. ion valence mumber lotus concentration has a significant impact the separate effect of film.(road (Donnan) model together south (Donnan) effect Donnan model mostly is charged membrane take the Donnan balance is used for describing charged membrane as the basis the general nanofiltration membrane of demineralising process, so the more multiplex nanofiltration process of describing of this model) will be used for the purifying of tap water and process water, purification of waste water is processed, the aspect such as concentrated of valuable components in the process fluid, its operation pressure reduction is that (or 0345～1035MPa) molecular weight cut-off boundary is 200～1000 (or 200～500) to 05～2OMPa, and molecular size is the separation of the dissolved constituent of 1nm.Claim again loose type RO because the NF film reaches the pressure reduction that same permeation flux must apply than hang down the former NF membrane filtration of 0.5～3MPa with the RO film " or low pressure reverse osmosis ".Nanofiltration (NF) film is a kind of Novel separation film between reverse osmosis (RO) film and ultrafiltration (UF) film, because it has on nano level membrane pore size, the film constructional features such as multi-band electric charge, thereby is mainly used in the following aspects: separation (2) organism of the organic substance of (1) different molecular weight and separating of small molecules inorganics; (3) the separating separating of (4) salt and its relative acid of monovalence salt and divalence or multivalence salt in the solution.Thereby reach tap water and industrial water softening feed liquid decolouring, concentrate, separate, recovery etc.
Pure water liquid level signal switch is installed in the described pure water storage tank.Described pure water storage tank is provided with pure water water-in, pure water water-in and pure water overflow port.Dense water liquid level signal switch is installed in the described dense water water-storing tank.Described dense water water tank is provided with dense water water-in, dense water water outlet and dense water overflow port.
Described dense water proportioner comprises valve body, the adjustable spool of flow and O type circle.
Described automatically controlled tap comprises faucet body and electrical control panel, and trip switch or push button are housed on the electrical control panel.
Described pure water effluent water pump is commercially available standard water pump, and described dense water effluent water pump is commercially available standard water pump.
A kind of water purification machine of the present invention adopt ultralow pressure RO/NF film can be under the pressure of municipal tap water Pure-water Making, cancelled topping-up pump.When the pure water high water tank is discontented, the liquid level signal switch sends signal to magnetic valve and opens, tap water is through magnetic valve, Hall flow meter then when pre-treatment and ultralow pressure RO/NF film, pure water and dense water enter respectively pure water storage tank and dense water water tank, and the concentrated water discharge ratio adopts dense water proportioner control.When pure water storage tank water was full, liquid level signal sent signal and makes closed electromagnetic valve, cut off former water and stopped water processed, and liquid level signal sends to automatically controlled tap prompting pure water water simultaneously expires.Dense water water tank is with the liquid level signal switch, and when dense water water tank water was full, it is full to automatically controlled tap prompting water that liquid level switch sends signal.Pure water, dense water can be respectively drive respectively pure water effluent water pump and pure water effluent water pump by automatically controlled tap and open and emit.When liquid level signal was malfunctioning, too much dense water, pure water can flow into water drain by overflow port.Hall flow meter relies on current to promote the motion of under meter internal impeller and also spreads out of pulse signal, and in order to monitor the pipeline water flow size, during less or non-water flow signal, Hall flow meter sends signal to be needed to change to automatically controlled tap prompting filter core when water-flow signal.
A kind of water purification machine of the present invention is reasonable in design, compact construction, dependable performance.Solved that present pure water machine system pressure is high, the pressure pot failure rate is high, leaked easily and dense water such as can not utilize at the shortcoming.The pure water that is specially adapted to most of municipal direct-furnish tap water is produced.
Description of drawings
The invention will be further described below with reference to accompanying drawing:
Fig. 1 is a kind of water purification machine structural representation of the present invention.
Fig. 2 is the reverse-osmosis treated device structural representation of a kind of water purification machine of the present invention.
Fig. 3 is the dense water proportioner structural representation of a kind of water purification machine of the present invention.
Fig. 4 is the pure water water-storing tank structural representation of a kind of water purification machine of the present invention.
Fig. 5 is the dense water water-storing tank structural representation of a kind of water purification machine of the present invention.
Fig. 6 is the dense water proportioner structural representation of a kind of water purification machine of the present invention.
Embodiment
With reference to accompanying drawing 1～6, a kind of water purification machine comprises cabinet, magnetic valve 1, Hall flow meter 2, pretreater 3, reverse-osmosis treated device 4, pure water storage tank 5, pure water effluent water pump 6, automatically controlled leading 7, dense water effluent water pump 8, dense water water-storing tank 9 and dense water proportioner 10.
Described magnetic valve 1, Hall flow meter 2, pretreater 3, reverse-osmosis treated device 4, pure water storage tank 5, pure water effluent water pump 6, dense water effluent water pump 8, dense water water-storing tank 9 and dense water proportioner 10 are installed in the cabinet, and automatically controlled leading 7 are installed in a side or cabinet top in the cabinet.
Supporting on the cabinet have an electric control panel, and PLC programmable logic controller (electric controling element) is installed on the electric control panel, is used for controlling magnetic valve 1, Hall flow meter 2, pure water effluent water pump 6, dense water effluent water pump 8, automatically controlled leading 7 work.
Described magnetic valve 1 adopts commercially available magnetic valve, plays the effect that opens or closes the water route.
Described Hall flow 2 is counted commercially available Hall flow meter, relies on the internal impeller motion of current promotion under meter and spreads out of pulse signal, in order to monitor the pipeline water flow size, judges with this whether filter core needs to change.
In the described pretreater 3 single-stage or multi-stage filter core are housed, filter core are housed in the described pretreater 3 can adopt commercially available microfiltration membrane, gac, soften resin, ultra-filtration membrane or little permeable membrane.
Described microfiltration membrane can be held back the particle between the 0.1-1 micron.Microfiltration membrane allows macromole and soluble solid (inorganic salt) etc. to pass through, but can hold back suspended substance, and bacterium reaches the materials such as macromolecule colloid.The operating pressure of microfiltration membrane is generally: 0.3-7bar.
Described reverse-osmosis treated device 4 has filter tank (filter flask) 4-1, ultralow pressure reverse osmosis membrane RO or nanofiltration membrane NF 4-2 are installed in the filter tank 4-1, filter tank 4-1 is equipped with capping 4-3 in top, be provided with reverse-osmosis treated device water-in 4-4 on the capping 4-3, filter tank 4-1 bottom is provided with pure water water outlet 4-5 and dense water water outlet 4-6.
Described ultralow pressure reverse osmosis membrane RO adopts commercially available ultralow pressure reverse osmosis membrane RO.Reverse osmosis is to utilize reverse osmosis membrane optionally can only hold back by solvent (normally water) character of ionic species, overcomes solvent osmotic pressure take film both sides static pressure difference as impellent and makes solvent realize the membrane process that liquid mixture is separated by reverse osmosis membrane.The same NF of reverse osmosis, UF equally all belong to pressure-driven type membrane separation technique, and its operation pressure reduction is generally 15～105MPa, hold back component and are (110) X10-10m small-molecule substance.In addition can also be from liquid mixture the whole suspended substances in place to go, solute and colloid, such as from the aqueous solution with moisture from out to reach the purposes such as separation, purifying.At present along with the exploitation of ultralow pressure reverse osmosis membrane can be carried out partially desalted water softening and the selective separation of being applicable under less than 1MPa pressure.
Described nanofiltration membrane NF adopts commercially available nanofiltration membrane NF.Nanofiltration (NF) is between the reverse osmosis very a kind of pressure-driven type membrane separation technique between the ultrafiltration.It has two characteristics: be that hundreds of organic molecule compositions has separation performance to the molecular weight in the water 1.; 2. there is the Donnan effect in the negatively charged ion for different valence state.The charge of material. ion valence mumber lotus concentration has a significant impact the separate effect of film.(road (Donnan) model together south (Donnan) effect Donnan model mostly is charged membrane take the Donnan balance is used for describing charged membrane as the basis the general nanofiltration membrane of demineralising process, so the more multiplex nanofiltration process of describing of this model) will be used for the purifying of tap water and process water, purification of waste water is processed, the aspect such as concentrated of valuable components in the process fluid, its operation pressure reduction is that (or 0345～1035MPa) molecular weight cut-off boundary is 200～1000 (or 200～500) to 05～2OMPa, and molecular size is the separation of the dissolved constituent of 1nm.Claim again loose type RO because the NF film reaches the pressure reduction that same permeation flux must apply than hang down the former NF membrane filtration of 0.5～3MPa with the RO film " or low pressure reverse osmosis ".Nanofiltration (NF) film is a kind of Novel separation film between reverse osmosis (RO) film and ultrafiltration (UF) film, because it has on nano level membrane pore size, the film constructional features such as multi-band electric charge, thereby is mainly used in the following aspects: separation (2) organism of the organic substance of (1) different molecular weight and separating of small molecules inorganics; (3) the separating separating of (4) salt and its relative acid of monovalence salt and divalence or multivalence salt in the solution.Thereby reach tap water and industrial water softening feed liquid decolouring, concentrate, separate, recovery etc.
Pure water liquid level signal switch 5-1 is installed in the described pure water storage tank 5.Described pure water storage tank 5 is provided with pure water water-in 5-3, pure water water-in 5-4, pure water overflow port 5-2.Dense water liquid level signal switch 9-1 is installed in the described dense water water-storing tank 9.Described dense water water tank 9 is provided with dense water water-in 9-3, dense water water outlet 9-4, dense water overflow port 9-2.
Described dense water proportioner 10 comprises valve body 10-1, flow is adjustable spool 10-2 and O type circle 10-3.
Described automatically controlled leading 7 comprise faucet body 7-1 and electrical control panel 7-2, and trip switch or push button are housed on the electrical control panel.
Described pure water effluent water pump 6 is commercially available standard water pump, and described dense water effluent water pump 8 is commercially available standard water pump,
Principle of work:
When pure water water tank 5 liquid levels are discontented, the liquid level signal switch sends signal to magnetic valve 1 and opens, tap water is through magnetic valve 1, Hall flow meter 2 then during the ultralow pressure RO/NF film 4-2 of pre-treatment 3 and reverse-osmosis treated device 4, pure water and dense water enter respectively pure water storage tank 5 and dense water water tank 9, and the concentrated water discharge ratio adopts dense water proportioner 10 controls.When pure water storage tank 5 water were full, pure water liquid level signal switch 5-1 sends signal closed magnetic valve 1, cut off former water and stopped water processed, and liquid level signal sends to automatically controlled leading 7 prompting pure water water simultaneously expires.Dense water water tank 9 is with dense water liquid level signal switch 9-1, and when dense water water tank 9 water were full, it is full to automatically controlled leading 7 prompting water that dense water liquid level signal switch 9-1 sends signal.Pure water, dense water can be respectively drive respectively pure water effluent water pump 6 and pure water effluent water pump 8 by automatically controlled leading 7 switches and open and emit.When dense water liquid level signal switch 9-1 was malfunctioning, too much dense water can flow into water drain by dense water overflow port 9-4.Dense water overflow port 9-4, too much pure water can flow into water drain by pure water water overflow port 5-4.Hall flow meter 2 relies on current to promote the motion of under meter internal impeller and spreads out of pulse signal, in order to monitor the pipeline water flow size, during less or non-water flow signal, Hall flow meter 2 sends signal to be needed to change to the microfiltration membrane of automatically controlled leading 7 prompting pretreaters 3 interior installations and the ultralow pressure RO/NF film 4-2 of reverse-osmosis treated device 4 interior installations when water-flow signal.
Described magnetic valve 1 adopts commercially available magnetic valve, plays the effect that opens or closes the water route.
Described Hall flow meter 2 is commercially available Hall flow meter, relies on the internal impeller motion of current promotion under meter and spreads out of pulse signal, in order to monitor the pipeline water flow size, judges with this whether filter core needs to change.
Described pure water storage tank 5 with the pure water liquid level switch: pure water liquid level signal switch 5-1 completely acts on as the full shut electromagnetic valve 1 of water and prompting water, and the pure water that overflow port will in time not use when full as water is drained.
Described dense water water tank 9 with dense water liquid level switch: dense water liquid level signal switch 9-1 completely acts on as prompting water, and the concentrated water drainage that overflow port will in time not use when full as water falls
Described pure water effluent water pump 6 and dense water effluent water pump 8 are commercially available booster water pump, respectively the water in pure water storage tank 5 or the dense water water-storing tank 9 are extracted out during effect and are emitted by automatically controlled leading 7.
Described automatically controlled leading 7 is commercially available automatically controlled tap, this automatically controlled leading 7 by the trip switch on the handle or push button to pure water effluent water pump 6 and 8 controls of dense water effluent water pump, when opening pure water effluent water pump 6, then emit pure water, when opening dense water effluent water pump 8, then emit dense water.
Claims (10)
1. a water purification machine is characterized in that: comprise cabinet, magnetic valve, Hall flow meter, pretreater, reverse-osmosis treated device, pure water storage tank, pure water effluent water pump, automatically controlled tap, dense water effluent water pump, dense water water-storing tank and dense water proportioner;
Magnetic valve is provided with water-in, the water-in of magnetic valve is connected with water supply pipe by water inlet pipe, magnetic valve is provided with water outlet, the water outlet of magnetic valve is connected with the Hall flow meter water-in by pipeline, the water outlet of Hall flow meter is connected with the pretreater water-in by pipeline, pretreater is provided with water outlet, the water outlet of pretreater is connected with reverse-osmosis treated device water-in by pipeline, the reverse-osmosis treated device is provided with pure water water outlet and dense water water outlet, the pure water water outlet of reverse-osmosis treated device links to each other with pure water storage tank by pipeline, the dense water water outlet of reverse-osmosis treated device is by dense water proportioner, pipeline links to each other with dense water water-storing tank, pure water effluent water pump water-in links to each other with pure water storage tank by pipeline, the outlet of pure water effluent water pump links to each other with automatically controlled tap by pipeline, dense water effluent water pump links to each other with dense water water-storing tank by pipeline, and dense water effluent water pump water-in links to each other with automatically controlled tap by pipeline.
According to right with requiring 1 described water purification machine, it is characterized in that: described magnetic valve, Hall flow meter, pretreater, reverse-osmosis treated device, pure water storage tank, pure water effluent water pump, dense water effluent water pump, dense water water-storing tank and dense water proportioner are installed in the cabinet, and automatically controlled tap is installed in a side or cabinet top in the cabinet.
According to right with requiring 1 described water purification machine, it is characterized in that: supporting on the cabinet have an electric control panel, the PLC programmable logic controller is installed on the electric control panel, is used for controlling magnetic valve, Hall flow meter, pure water effluent water pump, dense water effluent water pump, automatically controlled tap work.
According to right with requiring 1 described water purification machine, it is characterized in that: single-stage or multi-stage filter core are housed in the described pretreater.
According to right with requiring 4 described water purification machines, it is characterized in that: the filter core that is equipped with in the described pretreater adopts microfiltration membrane, gac, soften resin, ultra-filtration membrane or little permeable membrane.
According to right with requiring 1 described water purification machine, it is characterized in that: described reverse-osmosis treated utensil has filter tank, ultralow pressure reverse osmosis membrane RO or nanofiltration membrane NF are installed in the filter tank, capping is equipped with on filter tank top, be provided with reverse-osmosis treated device water-in in the capping, the filter tank bottom is provided with pure water water outlet and dense water water outlet.
According to right with requiring 1 described water purification machine, it is characterized in that: pure water liquid level signal switch is installed in the described pure water storage tank, and described pure water storage tank is provided with pure water water-in, pure water water-in and pure water overflow port.
According to right with requiring 1 described water purification machine, it is characterized in that: dense water liquid level signal switch is installed in the described dense water water-storing tank, and described dense water water tank is provided with dense water water-in, dense water water outlet and dense water overflow port.
According to right with requiring 1 described water purification machine, it is characterized in that: described dense water proportioner comprises valve body, the adjustable spool of flow and O type circle.
According to right with requiring 1 described water purification machine, it is characterized in that: described automatically controlled tap comprises faucet body and electrical control panel, and trip switch or push button are housed on the electrical control panel.
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| CN201210505913XA CN102976449A (en) | 2012-12-03 | 2012-12-03 | Water purifier |
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|---|---|---|---|
| CN201210505913XA CN102976449A (en) | 2012-12-03 | 2012-12-03 | Water purifier |
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| CN102976449A true CN102976449A (en) | 2013-03-20 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103183420A (en) * | 2013-04-25 | 2013-07-03 | 张翼鹏 | Under nano-filter with heating table |
| CN103191643A (en) * | 2013-04-25 | 2013-07-10 | 张翼鹏 | Nano filter (NF) with external heating self-service pipeline |
| CN103232119A (en) * | 2013-04-25 | 2013-08-07 | 张翼鹏 | Self-help type nano-filter (NF) with external heater |
| CN103232131A (en) * | 2013-04-25 | 2013-08-07 | 张翼鹏 | Under table type water purifier with heater |
| CN103482780A (en) * | 2013-10-11 | 2014-01-01 | 河北科瑞达仪器科技股份有限公司 | System for obtaining purified water in tap water use process |
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| CN103482780A (en) * | 2013-10-11 | 2014-01-01 | 河北科瑞达仪器科技股份有限公司 | System for obtaining purified water in tap water use process |
| CN103482780B (en) * | 2013-10-11 | 2015-02-25 | 河北科瑞达仪器科技股份有限公司 | System for obtaining purified water in tap water use process |
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Application publication date: 20130320 |