CN105585161B - Pressure pipeline formula water purifier and its packing method - Google Patents

Pressure pipeline formula water purifier and its packing method Download PDF

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Publication number
CN105585161B
CN105585161B CN201610047367.8A CN201610047367A CN105585161B CN 105585161 B CN105585161 B CN 105585161B CN 201610047367 A CN201610047367 A CN 201610047367A CN 105585161 B CN105585161 B CN 105585161B
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Prior art keywords
water
outlet
pressure
pipe
water purifier
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CN105585161A (en
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许东来
尧克光
李耀中
张加强
张景珊
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Solareast Holdings Co Ltd
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Solareast Holdings Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/30Treatment of water, waste water, or sewage by irradiation
    • C02F1/32Treatment of water, waste water, or sewage by irradiation with ultraviolet light
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/44Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/441Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00General aspects of water treatment
    • C02F2301/08Multistage treatments, e.g. repetition of the same process step under different conditions
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/04Disinfection

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  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Water Treatment By Sorption (AREA)

Abstract

The present invention is a kind of pressure pipeline formula water purifier and its packing method, and including preposition composite filter element and compound RO membrane reverse osmosis filter core, the front end of preposition composite filter element is equipped with tap water water inlet, and the rear end of compound RO membrane reverse osmosis filter core is equipped with pure water outlet and concentrated water exports.The present invention is used cooperatively by preposition composite filter element and compound RO membrane reverse osmosis filter core and obtains pure water, and connect between two filter cores directly or by connecting pipe, eliminate PE pipes connection common inside RO osmosis filtrations machine, reduce leakage point and filter flask quantity, while improve the packaging efficiency of water purifier.Preposition composite filter element is connected with supercharging device, during quick water processed, initial filter water enters supercharging device by low pressure delivery mouth and is pressurized, compound RO membrane reverse osmosis filter core is flowed by central high pressure outlet pipe again, so not only improve water production, RO films can be rinsed simultaneously, extend the service life of RO films.

Description

Pressure pipeline formula water purifier and its packing method
Technical field
The present invention relates to a kind of water purifiers, particularly a kind of pressure pipeline formula water purifier, and the invention further relates to the devices Packing method.
Background technology
Water purifier is the small-sized water treatment facilities for carrying out deep purifying processing to water quality by the requirement to water.Press filter core Composition structure is divided into RO reverse osmosis water purifiers, ultrafiltration membrane water purifier, energy water purification machine and ceramic water purification apparatus etc..Three kinds of water purifier machines Clean-up effect by being followed successively by weak by force:R0 anti-penetration water purifiers, ultrafiltration membrane water purifier, energy water machine.Anti-penetration water purifier mark What is matched somebody with somebody is 5 grades of filterings, i.e.,:PP cottons, preposition particle charcoal, preposition charcoal compressed, RO reverse osmosis membranes, post active carbon.It is it may thus be appreciated that existing Some water purifier filter cores are multistage, and structure is also complicated, and assembling is bothersome, while tie point is more, easy leak.
The content of the invention
The technical problems to be solved by the invention are in view of the deficiencies of the prior art, to provide a kind of design rationally, structure letter Single pressure pipeline formula water purifier.
The invention further relates to the packing methods of the device.
The technical problems to be solved by the invention are realized by following technical solution, and the present invention is a kind of supercharging Duct type water purifier, its main feature is that:Including preposition composite filter element and compound RO membrane reverse osmosis filter core, the preposition composite filter element is set Have shell, be externally provided with supercharging device in shell, composite filter element is equipped in shell, be equipped between shell and composite filter element tap water into Aquaporin, outer end portion of the housing are equipped with the tap water water inlet connected with tap water intake tunnel;The composite filter element includes center High-pressure outlet is respectively equipped with the high pressure intake connected with central high pressure outlet pipe and high-pressure outlet at the both ends of shell, The upper fixed cover coordinated with the sealing of shell both ends and lower fixed cover are respectively equipped on the both ends of central high pressure outlet pipe, upper Filter layer is equipped between fixed cover and lower fixed cover, low pressure water suction runner is equipped between filter layer and central high pressure outlet pipe, Upper fixed cover and outer casing end are equipped with the low pressure delivery mouth with low pressure water suction flow passage;The supercharging device is equipped with supercharging Pump, the outlet of booster pump are connected with the supercharging outlet pipe to connect with the high pressure intake of central high pressure outlet pipe, booster pump into Mouth is connected with the supercharging water inlet pipe to connect with low pressure delivery mouth;
The compound RO membrane reverse osmosis filter core is equipped with filtration barrel body, is equipped in filtration barrel body and is coaxial therewith catchmenting for setting Pipe, is equipped with RO film placing chambers between filtration barrel body and collector pipe, the rear end portion of filtration barrel body is equipped with what is connected with RO film placing chambers Concentrated water exports, and RO films are housed in RO films placing chamber;The rear and front end of filtration barrel body in collector pipe is respectively equipped with initial filter water Import and pure water outlet are equipped with partition plate on the top of collector pipe, and the front end of partition plate is equipped with the intake antrum with initial filter water inlet communication, The rear end of partition plate is equipped with activated carbon placed cavity, and packed activated carbon, collector pipe corresponding with intake antrum are housed in activated carbon placed cavity Tube wall be equipped with several connection intake antrums and RO film placing chamber intercommunicating pores, the tube wall of collector pipe corresponding with RO films, which is equipped with, to be connected The sieve screen apertures of logical RO films placing chamber and activated carbon placed cavity.
Use its easy to assembly, the safety and sanitation of packed activated carbon.
The technical problems to be solved by the invention can also further be realized by following technical solution, described preposition Composite filter element and compound RO membrane reverse osmosis filter core are separately set, by connecting pipe by the high-pressure outlet of preposition composite filter element with The initial filter water inlet of compound RO membrane reverse osmosis filter core is connected.
The technical problems to be solved by the invention can also further be realized by following technical solution, described preposition Composite filter element and compound RO membrane reverse osmosis filter core disjunctor are set, and are connected between the filtration barrel body and shell by port plate, Initial filter water inlet is located in port plate, and high-pressure outlet connects with initial filter water inlet.
The technical problems to be solved by the invention can also further be realized by following technical solution, in cartridge filter The rear end of body is equipped with bottom end cover, and sealing ring is equipped between bottom end cover and collector pipe, and the pure water outlet and concentrated water outlet are each provided at On bottom end cover, case nose is equipped with upper end cover, and tap water water inlet is located on upper end cover.
The technical problems to be solved by the invention can also further be realized by following technical solution, be pressurized out The control valve with booster pumps connected in parallel is equipped between water pipe and supercharging water inlet pipe.
The technical problems to be solved by the invention can also further be realized by following technical solution, the filtering Layer ecto-entad is followed successively by the first PP cottons layer, hybrid filtering layer and the 2nd PP cottons layer, and the hybrid filtering layer is by activated carbon and treasure Zhu Yan mixing is formed, and the mass ratio of activated carbon and perlite is 98.5-99.5:0.5-1.5.
The technical problems to be solved by the invention can also further be realized by following technical solution, described solid The card slot of fixed filter layer is respectively equipped in Ding Gai and lower fixed cover.
The technical problems to be solved by the invention can also further be realized by following technical solution, in packed work Property charcoal and pure water outlet between activated carbon placed cavity in be equipped with PP cotton filter layers.
The technical problems to be solved by the invention can also further be realized by following technical solution, in PP cotton mistakes LED ultraviolet radiator towards activated carbon placed cavity is housed in filtering layer.
The technical problems to be solved by the invention can also further be realized by following technical solution, the RO films Upper end and filtration barrel body between be equipped with water blocking sealing ring.
The technical problems to be solved by the invention can also further be realized by following technical solution, the shell For cylindrical shape.
The technical problems to be solved by the invention are realized by following technical solution, and the present invention is a kind of supercharging The packing method of duct type water purifier, its main feature is that:Its step are as follows:It is pressurized by such as claim 1-11 any one of them Tap water water inlet, pure water outlet and the concentrated water outlet of duct type water purifier, 0.03-0.07MPa is passed through into water purifier simultaneously Nitrogen or carbon dioxide replacement water purifier in air, number is passed through repeatedly as 2-5 times, when the oxygen content in water purifier is low When 1%, while seal tap water water inlet, pure water outlet and concentrated water outlet, you can.
Compared with prior art, the present invention is used cooperatively by preposition composite filter element and compound RO membrane reverse osmosis filter core and obtained Pure water, and connect between two filter cores directly or by connecting pipe, eliminate PE common inside RO osmosis filtrations machine Pipe connects, and reduces leakage point and filter flask quantity, while improves the packaging efficiency of water purifier.
The high pressure intake of preposition composite filter element and low pressure delivery mouth are connected with supercharging device, during normal pressure water, open control Valve processed, the initial filter water formed by filter layer are flowed out by low pressure delivery mouth, flowed through from the control valve of supercharging device, then in Heart high-pressure outlet is flowed into compound RO membrane reverse osmosis filter core.During quick water processed, closing control valve, initial filter water passes through low pressure delivery Mouth is pressurized into supercharging device by booster pump, then is flowed into compound RO membrane reverse osmosis by central high pressure outlet pipe and is filtered Core, so not only improves water production, at the same can be to normal pressure when RO films on the dirt that is formed be rinsed, extend the use of RO films Service life.
And the filter layer in preposition composite filter element is made of the first PP cottons layer, hybrid filtering layer and the 2nd PP cottons layer, because This good filtration effect.Hybrid filtering layer is made of activated carbon and perlite mixing, perlite water-swellable, granular activated carbon quilt Compression is fixed, and reduces activated carbon breakage.
RO films and packed activated carbon are used cooperatively by compound RO membrane reverse osmosis filter core, and water first passes through RO films and is filtered, then It is refiltered by packed activated carbon, obtained pure water is flowed out by PP cottons from pure water outlet, again may be used using LED ultraviolet radiator Further to carry out sterilization processing, therefore good purification to pure water.
The packing method of the water purifier of the present invention is simple, by being filled with nitrogen or titanium dioxide in assembled water purifier Carbon has prevented bacterium and has been multiplied in each filter core, can improve the service life of RO films, while saves the packaging material 40% of each filter core, Packaging efficiency is improved, is installed simply after user's purchase, reduces the leak probability in the secondary assembling of user family.
Description of the drawings
Fig. 1 is a kind of structure diagram of water purifier monoblock type of the present invention.
Fig. 2 is a kind of split type structure diagram of water purifier of the present invention.
Specific embodiment
Referring to the drawings, further describe the specific technical solution of the present invention, in order to those skilled in the art into One step the present invention is understood, without forming the limitation to its right.
As shown in figure 1 and 2, a kind of pressure pipeline formula water purifier, including preposition composite filter element and compound RO membrane reverse osmosis Filter core.
The preposition composite filter element is equipped with cylindrical housing 1, is externally provided with pressurization cycle device in shell 1, is equipped in shell 1 Composite filter element, is equipped with tap water intake tunnel 2 between shell 1 and composite filter element, 1 outer end of shell is equipped with logical with tap water water inlet The tap water water inlet 16 that road 2 connects.The composite filter element includes central high pressure outlet pipe 9, is respectively equipped at the both ends of shell 1 The high pressure intake connected with central high pressure outlet pipe 9 and high-pressure outlet, on the both ends of central high pressure outlet pipe 9 respectively Equipped with the upper fixed cover 10 and lower fixed cover 6 with the sealing cooperation of 1 both ends of shell, set between upper fixed cover 10 and lower fixed cover 6 There is filter layer, the card slot of fixed filter layer is respectively equipped in upper fixed cover 10 and lower fixed cover 6.Filter layer and central high pressure water outlet Low pressure water suction runner 8 is equipped between pipe 9, it is low equipped with being connected with low pressure water suction runner 8 on 1 end of upper fixed cover 10 and shell Extrude the mouth of a river.The filter layer ecto-entad is followed successively by the first PP cottons layer 3,4 and the 2nd PP cottons of hybrid filtering layer layer 5, described mixed It closes filter layer 4 to be made of activated carbon and perlite mixing, the mass ratio of activated carbon and perlite is 99:1.
The pressurization cycle device is equipped with booster pump 12, and the outlet of booster pump 12 is connected with and central high pressure outlet pipe 9 The supercharging outlet pipe 28 that high pressure intake connects, the import of booster pump 12 are connected with the supercharging water inlet pipe to connect with low pressure delivery mouth 11, it is equipped with the control valve 27 in parallel with booster pump 12 between supercharging outlet pipe 28 and supercharging water inlet pipe 11.
The compound RO membrane reverse osmosis filter core is equipped with filtration barrel body 14, is equipped in filtration barrel body 14 and is coaxial therewith what is set Collector pipe 21 is equipped with RO films placing chamber 22 between filtration barrel body 14 and collector pipe 21, the rear end portion of filtration barrel body 14 is equipped with and RO RO films 23, the upper end of RO films 23 and filtration barrel body are housed in concentrated water outlet 19, the RO films placing chamber 22 that film placing chamber 22 connects Water blocking sealing ring 24 is equipped between 14.The rear and front end of filtration barrel body 14 in collector pipe 21 is respectively equipped with initial filter water inlet 7 and pure water outlet 18, partition plate 13 is equipped on the top of collector pipe 21, the front end of partition plate 13 is equipped with what is connected with initial filter water inlet 7 Intake antrum, the rear end of partition plate 13 are equipped with activated carbon placed cavity, packed activated carbon 15 are housed in activated carbon placed cavity, in packed activity PP cottons filter layer 17 is housed in the activated carbon placed cavity between charcoal 15 and pure water outlet 18.Direction is housed in PP cottons filter layer 17 The LED ultraviolet radiator 16 of activated carbon placed cavity.Use its easy to assembly, the safety and sanitation of packed activated carbon 15.It is corresponding with intake antrum Collector pipe 21 tube wall be equipped with it is several connection 22 intercommunicating pores 25 of intake antrum and RO films placing chamber, it is corresponding with RO films 23 to catchment The tube wall of pipe 21 is equipped with the sieve screen apertures of connection RO films placing chamber 22 and activated carbon placed cavity.
Preposition composite filter element and compound RO membrane reverse osmosis filter core can be separately set, and can also connect setting.It is separately set When by connecting pipe 29 by 7 phase of initial filter water inlet of the high-pressure outlet of preposition composite filter element and compound RO membrane reverse osmosis filter core Even.It is connected when disjunctor is set between the filtration barrel body 14 and shell 1 by port plate 13, initial filter water inlet 7 is located at runner On partition plate 13, high-pressure outlet connects with initial filter water inlet 7.Bottom end cover 20, bottom end cover 20 are equipped in the rear end of filtration barrel body 14 Sealing ring is equipped between collector pipe 21, the pure water outlet 18 and concentrated water outlet 19 are each provided on bottom end cover 20,1 front end of shell Equipped with upper end cover 26, tap water water inlet 16 is located on upper end cover 26.
During normal pressure water, open supercharging outlet pipe 28 and be pressurized water inlet pipe 22 between control valve 27, water from tap water into It, by the first PP cottons layer 3,4 and the 2nd PP cottons of hybrid filtering layer layer 5, is inhaled into tap water intake tunnel 2 into low pressure at the mouth of a river 16 Water flow passage 8, in 0.1-0.3MPa, water flows out the pressure of water from low pressure delivery mouth again in low pressure water suction runner 8.The water of outflow passes through Supercharging outlet pipe 28, control valve 27 and supercharging water inlet pipe 22 are flowed into central high pressure outlet pipe 9, afterwards into compound RO films reverse osmosis In filter core, the pressure of water is 0.3-0.6 MPa in central high pressure outlet pipe 9.
During quick water processed, closing control valve 27, initial filter water is filled by low pressure delivery mouth and supercharging water inlet pipe 22 into supercharging It puts and is pressurized by booster pump 12, then compound RO membrane reverse osmosis filter core is flowed by central high pressure outlet pipe 9, so not only Improve water production, at the same can be to normal pressure when RO films on the dirt that is formed be rinsed, extend the service life of RO films.
The initial filter water come out from preposition composite filter element is flowed into intake antrum by initial filter water inlet 7, is flowed by intercommunicating pore 25 Enter to RO films placing chamber 22, filtered by RO films 23, concentrated water is directly from 19 outflow of concentrated water outlet, and pure water is from the sieve of collector pipe 21 Hole is flowed into activated carbon placed cavity, is filtered using packed activated carbon 15, after by PP cottons filter layer 17 from pure water outlet 18 outflows.When needing sterilization, LED ultraviolet radiator 16 can be opened, pure water is sterilized.
If using low pressure and mass flow RO reverse osmosis membranes, booster pump 12, which is stopped, to be not pressurized, and control valve 27 is opened, and is relied on The pressure itself of tap water carries out reverse osmosis.By electric-control system given time, control valve 27 is closed after reaching setting time, supercharging Pump 12 opens pressurization, has reached regular pressure flush RO reverse osmosis membranes, has extended the purpose of membrane lifetime, while the stream of pure water of water purifier Amount increases considerably, and better meets requirement.
A kind of packing method of pressure pipeline formula water purifier, its step are as follows:Above-mentioned pressure pipeline formula water purifier has assembled Afterwards, by tap water water inlet 16, pure water outlet 18 and concentrated water outlet 19 into water purifier simultaneously be passed through 0.05MPa nitrogen or Air in carbon dioxide replacement water purifier is passed through number as 3 times repeatedly, when the oxygen content in water purifier is less than 1%, together When seal tap water water inlet 16, pure water outlet 18 and concentrated water outlet 19, keep nitrogen or carbon dioxide inside water purifier Positive pressure, you can.

Claims (12)

1. a kind of pressure pipeline formula water purifier, it is characterised in that:Including preposition composite filter element and compound RO membrane reverse osmosis filter core, institute Preposition composite filter element is stated equipped with shell, supercharging device is externally provided in shell, composite filter element, shell and composite filter element is equipped in shell Between be equipped with tap water intake tunnel, outer end portion of the housing is equipped with the tap water water inlet that is connected with tap water intake tunnel;It is described Composite filter element includes central high pressure outlet pipe, and the high-pressure water inlet connected with central high pressure outlet pipe is respectively equipped at the both ends of shell Mouth and high-pressure outlet are respectively equipped with the upper fixed cover with the sealing cooperation of shell both ends on the both ends of central high pressure outlet pipe With lower fixed cover, filter layer is equipped between upper fixed cover and lower fixed cover, is equipped between filter layer and central high pressure outlet pipe Low pressure water suction runner is equipped with the low pressure delivery mouth with low pressure water suction flow passage in upper fixed cover and outer casing end;The increasing Pressure device is equipped with booster pump, and the outlet of booster pump is connected with the supercharging water outlet to connect with the high pressure intake of central high pressure outlet pipe Pipe, the import of booster pump are connected with the supercharging water inlet pipe to connect with low pressure delivery mouth;
The compound RO membrane reverse osmosis filter core is equipped with filtration barrel body, and the collector pipe for being coaxial therewith setting is equipped in filtration barrel body, RO film placing chambers are equipped between filtration barrel body and collector pipe, the rear end portion of filtration barrel body is equipped with the concentrated water connected with RO film placing chambers Outlet, RO films placing chamber is interior to be equipped with RO films;The rear and front end of filtration barrel body in collector pipe is respectively equipped with initial filter water inlet And pure water outlet, partition plate is equipped on the top of collector pipe, the front end of partition plate is equipped with the intake antrum with initial filter water inlet communication, partition plate Rear end be equipped with activated carbon placed cavity, equipped with packed activated carbon, the pipe of collector pipe corresponding with intake antrum in activated carbon placed cavity Wall is equipped with several connection intake antrums and RO film placing chamber intercommunicating pores, and the tube wall of collector pipe corresponding with RO films is equipped with connection RO The sieve screen apertures of film placing chamber and activated carbon placed cavity.
2. pressure pipeline formula water purifier according to claim 1, it is characterised in that:The preposition composite filter element and compound RO Membrane reverse osmosis filter core is separately set, and is filtered the high-pressure outlet of preposition composite filter element and compound RO membrane reverse osmosis by connecting pipe The initial filter water inlet of core is connected.
3. pressure pipeline formula water purifier according to claim 1, it is characterised in that:The preposition composite filter element and compound RO Membrane reverse osmosis filter core disjunctor is set, and is connected between the filtration barrel body and shell by port plate, initial filter water inlet is located at stream On road partition plate, high-pressure outlet connects with initial filter water inlet.
4. the pressure pipeline formula water purifier according to claim 1 or 2 or 3, it is characterised in that:It is set in the rear end of filtration barrel body There is bottom end cover, sealing ring is equipped between bottom end cover and collector pipe, the pure water outlet and concentrated water outlet are each provided on bottom end cover, outside Shell front end is equipped with upper end cover, and tap water water inlet is located on upper end cover.
5. pressure pipeline formula water purifier according to claim 1, it is characterised in that:In supercharging outlet pipe and supercharging water inlet pipe Between be equipped with control valve with booster pumps connected in parallel.
6. pressure pipeline formula water purifier according to claim 1, it is characterised in that:The filter layer ecto-entad is followed successively by First PP cottons layer, hybrid filtering layer and the 2nd PP cottons layer, the hybrid filtering layer are made of activated carbon and perlite mixing, activity The mass ratio of charcoal and perlite is 98.5-99.5:0.5-1.5.
7. pressure pipeline formula water purifier according to claim 1, it is characterised in that:On fixed lid and lower fixed cover It is respectively equipped with the card slot of fixed filter layer.
8. pressure pipeline formula water purifier according to claim 1, it is characterised in that:Packed activated carbon and pure water outlet it Between activated carbon placed cavity in be equipped with PP cotton filter layers.
9. pressure pipeline formula water purifier according to claim 8, it is characterised in that:It is equipped in PP cotton filter layers towards living The LED ultraviolet radiator of property charcoal placed cavity.
10. pressure pipeline formula water purifier according to claim 1, it is characterised in that:The upper end of the RO films and filtering Water blocking sealing ring is equipped between cylinder.
11. pressure pipeline formula water purifier according to claim 1, it is characterised in that:The shell is cylindrical shape.
12. a kind of packing method of pressure pipeline formula water purifier, it is characterised in that:Its step are as follows:Pass through such as claim 1- Tap water water inlet, pure water outlet and the concentrated water outlet of 11 any one of them pressure pipeline formula water purifiers, it is same into water purifier When be passed through air in the nitrogen of 0.03-0.07MPa or carbon dioxide replacement water purifier, number is passed through repeatedly as 2-5 times, when net When oxygen content in water dispenser is less than 1%, while seal tap water water inlet, pure water outlet and concentrated water outlet, you can.
CN201610047367.8A 2016-01-25 2016-01-25 Pressure pipeline formula water purifier and its packing method Active CN105585161B (en)

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CN205528179U (en) * 2016-01-25 2016-08-31 日出东方太阳能股份有限公司 Pressure boost pipeline formula purifier

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CN202173884U (en) * 2011-05-30 2012-03-28 合肥荣事达水工业设备有限责任公司 Ultrafiltration reverse osmosis double-effect water quality treater
CN203269679U (en) * 2013-05-22 2013-11-06 慈溪市润鑫电器有限公司 Water purification machine
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CN205528179U (en) * 2016-01-25 2016-08-31 日出东方太阳能股份有限公司 Pressure boost pipeline formula purifier

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