CN105731603A - Water purifier controlled by five-side valves - Google Patents
Water purifier controlled by five-side valves Download PDFInfo
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- CN105731603A CN105731603A CN201610247078.2A CN201610247078A CN105731603A CN 105731603 A CN105731603 A CN 105731603A CN 201610247078 A CN201610247078 A CN 201610247078A CN 105731603 A CN105731603 A CN 105731603A
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- waste water
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/08—Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/12—Controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2313/00—Details relating to membrane modules or apparatus
- B01D2313/18—Specific valves
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/03—Pressure
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/06—Pressure conditions
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Nanotechnology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention discloses a water purifier controlled by five-side valves. The water purifier comprises an RO filter element and a pressure barrel. The pressure barrel is divided into a pure water area and a waste water area through a partition film of a flexible structure. Pressure is transmitted between the pure water area and the waste water area. The water outlet end of the RO filter element is connected with the pure water area of the pressure barrel through a first check valve. The water purifier further comprises the five-side valves. The pure water area of the pressure barrel is connected with one five-side valve through a second check valve. The waste water end of the RO filter element is connected with the waste water area of the pressure barrel through the other five-side valve. A power supply is omitted, energy is saved, the water purifier is suitable for outdoors or other places with water but no power, and the limit of sites is reduced; meanwhile, a pressure barrel gas bag is omitted, and the storage water volume of the pressure barrel is large; pure water is pressed out by waste water, and the water outlet stable flow is little changed.
Description
Technical field
The invention belongs to purifier technical field, particularly to the water purifier that five valves of a kind of use control.
Background technology
At present, RO water purifier on the market is generally divided into charged RO machine and two kinds of uncharged RO machine.Owing to conventional RO film needs to provide the pressure of more than 0.42MPa just can run controlling the water circulation, therefore the general all bands of charged RO machine are provided with the booster pump of pressure and other control valves being the energy with electricity.Charged RO machine is necessarily mounted at the place of socket, and using area is limited, due to complete machine charging operation, therefore need to consume the energy, and power and water runs simultaneously in complete machine, there is electric leakage risk of leaking.And uncharged RO machine is generally adopted four-sided valve or is controlled without electricity booster body, owing to four-sided valve needs Stress control, so it is little to plant the RO mechanism water yield, tap water pressure hour front and back end pressure differential is too little, controlling the water circulation is chronic, be not suitable for domestic consumer, and source pressure less than 0.2MPa time substantially cannot controlling the water circulation；And when using booster body, leak owing to booster body complexity easily causes, and pressure pot is inflation bucket, when source pressure is less than normal, made water inventory is on the low side.
Summary of the invention
The invention aims to solve the problems referred to above, it is provided that a kind of water purifier controlled with five valves can saved the energy and ensure controlling the water circulation total amount.
For this, the technical scheme is that the water purifier that five valves of a kind of use control, including RO filter element and pressure pot, it is characterised in that: pressure pot is divided into pure water district and waste water district by barrier film by described pressure pot, barrier film is flexible structure, transmits pressure between pure water district and waste water district；The pure water district by the first non-return valve Bonding pressure bucket, the water side of described RO filter element；Also including five valves, described five valves have five ports, respectively waste water inlet, the import and export of waste water district, purified water inlet, pure water outlet and discharge outlet；The pure water district of described pressure pot connects the purified water inlet of five valves, purified water inlet and pure water outlet by the second non-return valve, and pure water outlet connects depotition cock；The waste water inlet of described five valves connects the waste water end of RO filter element, and waste water district imports and exports the waste water district of Bonding pressure bucket；Described waste water district imports and exports switching between waste water inlet, discharge outlet and connects.
Further, when pure water outlet is opened, between pure water outlet and purified water inlet, hydraulic pressure is 0, and the waste water inlet in five valves imports and exports conducting with waste water district, and in waste water district, waste water increases；There is hydraulic pressure between pure water port closing, pure water outlet and purified water inlet, the waste water district in five valves imports and exports and discharge outlet conducting, and in waste water district, waste water is discharged.
Further, described five valves include valve casing, spool, spring, upper cover and sealing member；Described valve casing is stagewise cylindrical structural, and top is connected with upper cover, and valve casing cross section is " convex " font, and top is little head end, and bottom is stub end；Described five ports are positioned on the excircle of valve casing；Described spool is placed in valve casing, and spool is syllogic column structure, and epimere is spring retention posts, and stage casing is positioned at the little head end of valve casing, and hypomere is positioned at the stub end of valve casing；Described spool stage casing and hypomere excircle are provided with annular seal groove, and sealing member is placed in seal groove；Through hole it is provided with, the through hole of the spring retention posts traverse upper cover of spool in the middle of described upper cover；Described spring housing is on spring retention posts, and one end is against valve casing top, and the other end is against spool stage casing.
Further, there is space between excircle and the inwall of valve casing of described spool, the sealing member on spool excircle is close to the inwall of valve casing, and namely the space between spool and valve casing is runner, and sealing member is used for intercepting runner.
Further, in five ports of described five valves, waste water inlet, discharge outlet, waste water district import and export the outside being positioned at the little head end of valve casing, waste water inlet, discharge outlet are positioned at side, waste water district imports and exports and is positioned at opposite side, and import and export position, waste water district height is between waste water inlet, discharge outlet position height；The outlet of described pure water and purified water inlet are positioned at the both sides of valve casing stub end.
Further, when the pure water hydraulic pressure between pure water outlet and purified water inlet is more than spring force, spool moves so that described sealing member is positioned at waste water district and imports and exports below top and discharge outlet, and waste water inlet and waste water district at least have a circle sealing member between importing and exporting；When pure water hydraulic pressure between pure water outlet and purified water inlet is less than spring force, spool moves down so that described sealing member is positioned at above waste water inlet and waste water district imports and exports between lower section, discharge outlet and waste water district import and export and at least has a circle sealing member.
Further, between water inlet end and the running water inlet of described RO filter element, it is provided with three valves, the pure water district of three valve other end Bonding pressure buckets；The water inlet of the Stress control RO filter element in the pure water district of described pressure pot.
Further, being provided with four-sided valve between water inlet end and the running water inlet of described RO filter element, RO filter element is connected the high-pressure passage of four-sided valve with running water inlet；The pure water district of the low-pressure passage Bonding pressure bucket of described four-sided valve；The water inlet of the Stress control RO filter element in the pure water district of described pressure pot.
Further, the waste water end of described RO filter element is divided into two-way, and a road connects waste water ratio and controls valve, and five valves of separately leading up to are connected to the waste water district of pressure pot.
When the present invention works, when depotition cock is opened, the pressure in pure water district diminishes, the spool of five valves moves down, the waste water inlet of five valves is imported and exported with waste water district and is connected, tap water enters the waste water district of pressure pot by the waste water end of RO filter element, by the pressure in waste water district, the pure water in pure water district is extruded pressure pot, makes tap water outlet.When the faucet is turned off, five valve pure water outlets and purified water inlet are by the wastewater pressure by pressure pot waste water block transitive to five valves so that five valve cores move upward, it is achieved waste water district imports and exports and connects with discharge outlet；Owing to the purified water inlet of five valves connects the effect of the second non-return valve, it is ensured that pressure does not reduce, it is achieved not moving of spool；Five Mian Fa waste water districts import and export draining outward when connecting with discharge outlet, and in pressure pot, pressure is 0, and pure water outlet pressure is also that 0, RO filter element carries out controlling the water circulation under the effect of tap water pressure difference；When pure water is full of in pressure pot, reaching tap water pressure, RO filter element stops controlling the water circulation.
The present invention, without power supply, not only saves the energy, and is applicable to the outdoor or electric place having water of other nothings, decrease the restriction in place；Eliminate pressure pot air bag simultaneously, the water yield that pressure pot stores is big, and owing to pure water is to be extruded by waste water, the steady changes in flow rate of water outlet is little, owing to five valves control water inlet and the draining of pressure pot, RO filter element pressure of pressure pot when controlling the water circulation is little, when the pressure of tap water is certain, the pressure reduction of RO filter element becomes big, therefore the pressure requirements of tap water is reduced, can use lower than 0.2MPa area in source pressure, substantially increase the scope of application.
Accompanying drawing explanation
It is described in further detail below in conjunction with accompanying drawing and embodiments of the present invention
Fig. 1 is the present invention structure connection figure when water outlet is opened；
The cross-sectional operational views of five valves when Fig. 2 is Fig. 1；
Fig. 3 is the present invention structure connection figure when water outlet is closed；
The cross-sectional operational views of five valves when Fig. 4 is Fig. 3；
Fig. 5 is the second structure connection figure of the present invention；
Fig. 6 is the third structure connection figure of the present invention；
Fig. 7 is the 4th kind of structure connection figure of the present invention；
Fig. 8 is the 5th kind of structure connection figure of the present invention；
Fig. 9 is the 6th kind of structure connection figure of the present invention；
Figure is labeled as: preposition filter element 1, RO filter element 2, pressure pot 3, barrier film 31, pure water district 32,4, five valves 5 of waste water district the 33, first non-return valve, valve casing 51, waste water inlet 511, waste water district import and export 512, purified water inlet 513, pure water outlet 514, discharge outlet 515, spool 52, spring retention posts 521, spool stage casing 522, spool hypomere 523, spring 53, sealing member 54, upper cover 55, lower cover the 56, second non-return valve 6, depotition cock 7, waste water ratio control valve 8, post active carbon filter element 9, air relief valve 10, three valves 11, four-sided valves 12.
Detailed description of the invention
Referring to accompanying drawing.The present embodiment includes preposition filter element 1, RO filter element 2 and pressure pot 3, pressure pot is divided into pure water district 32 and waste water district 33 by barrier film 31 by described pressure pot 3, barrier film 31 is flexible structure, it is possible to it is movable to be changed back and forth by the pressure in pure water district, both sides 32 and waste water district 33, transmits pressure；The pure water district 32 by the first non-return valve 4 Bonding pressure bucket, the water side of described RO filter element 2, the waste water end of described RO filter element 2 is divided into two-way, and a road connects waste water ratio and controls valve 8, and five valves 5 of separately leading up to are connected to the waste water district 33 of pressure pot.The pure water district 32 of described pressure pot connects five valves 5 by the second non-return valve 6；Described five valves 5 control the capacity of wastewater in waste water district 33 by the pure water hydraulic pressure in pure water district 32.
Five valves 5 of the present embodiment include valve casing 51, spool 52, spring 53 and sealing member 54；Described valve casing 51 is stagewise cylindrical structural, and top and upper cover 55 are threaded connection, and valve casing 51 cross section is " convex " font, and top is little head end, and bottom is stub end；Described valve casing 51 lower end is threaded connection lower cover 56；Described spool 52 is placed in valve casing 51, and spool 52 is syllogic column structure, and epimere is spring retention posts 521, and spool stage casing 522 is positioned at the little head end of valve casing 51, and spool hypomere 523 is positioned at the stub end of valve casing 51；Described spool stage casing 522 and spool hypomere 523 excircle are provided with annular seal groove, and sealing member 54 is placed in seal groove；Being provided with through hole in the middle of described upper cover 55, the spring retention posts 521 of spool is through the through hole of upper cover 55, and described spring 53 is placed in above spool 52, and one end is enclosed within spring retention posts 521, and the other end is against on upper cover 55.There is space between outer wall and the inwall of valve casing 51 of described spool 52, the sealing member 54 on spool 51 excircle is close to the inwall of valve casing, then the space between spool 51 and valve casing 52 is runner, and sealing member 54 is used for intercepting runner.
The excircle of five valve valve casings 51 of the present embodiment has five ports, respectively waste water inlet 511, waste water district import and export 512, purified water inlet 513, pure water outlet 514 and discharge outlet 515；The waste water end of described RO filter element 2 connects waste water inlet 511, and waste water district imports and exports the waste water district 33 of 512 Bonding pressure buckets, the pure water district 32 of purified water inlet 513 Bonding pressure bucket, pure water outlet 514 connection depotition cock 7.In five ports of described five valves 5, waste water inlet 511, discharge outlet 515, waste water district import and export 512 outsides being positioned at the little head end of valve casing 51, waste water inlet 511, discharge outlet 515 are positioned at side, waste water district imports and exports 512 and is positioned at opposite side, and waste water district imports and exports 512 position height between waste water inlet 511, discharge outlet 515 position height；Described pure water outlet 514 and purified water inlet 513 are positioned at the both sides of valve casing 51 stub end.
Pure water hydraulic pressure in described pure water district 32 is high, when pure water hydraulic pressure between pure water outlet 514 and purified water inlet 513 is higher than spring 53 elastic force, spool 52 moves, making described sealing member 54 be positioned at waste water district to import and export above in the of 512 and below discharge outlet 515, waste water inlet 511 and waste water district import and export at least has a circle sealing member between 512；Waste water district in five valves 5 imports and exports 512 and turns on discharge outlet 515, and in waste water district 33, waste water is discharged；When the pure water hydraulic pressure in pure water district 32 is low, when pure water hydraulic pressure bottom spool 52 is lower than spring 53 elastic force, spool 52 moves down, making described sealing member 54 be positioned at above waste water inlet 511 and waste water district imports and exports below 512, discharge outlet 515 and waste water district import and export at least has a circle sealing member 54 between 512；Waste water inlet 511 in five valves and waste water district import and export 512 conductings, and in waste water district 33, waste water increases.
As it is shown in figure 5, the water purifier described in the present embodiment also includes one or three valves 11, between water inlet end and the running water inlet of described RO filter element 2, it is provided with three valves 11, the pure water district 32 of three valve 11 other end Bonding pressure buckets；The water inlet of the Stress control RO filter element 2 in the pure water district 32 of described pressure pot.When in pressure pot 3 pure water pressure system full after, pressure raises, and disconnects water inlet water routes by three valves 11, and when depotition cock 7 discharges water, pressure declines, and three valves 11 are opened, it is achieved water inlet enters RO filter element 2.
As shown in Figure 6, the water purifier described in the present embodiment also includes a four-sided valve 12, is provided with four-sided valve 12, RO filter element 2 and is connected the high-pressure passage of four-sided valve 12 with running water inlet between water inlet end and the running water inlet of described RO filter element 2；The pure water district 32 of the low-pressure passage Bonding pressure bucket of described four-sided valve 12；The water inlet of the Stress control RO filter element 2 in the pure water district 32 of described pressure pot.The present embodiment controls water inlet by four-sided valve 12, when, after the full pure water of pressure pot 3 system, the pressure in the pure water district 32 of pressure pot rises, and owing to the low-pressure end of four-sided valve 12 is connected with pure water district 32, the low-pressure end of four-sided valve 12 cuts off tap water.When depotition cock 7 is opened, the pressure in pure water district 32 diminishes, and four-sided valve 12 low-pressure end pressure reduces, tap water is opened, entered the waste water district 33 of pressure pot by the waste water end of RO filter element 2 through five valves 5, by the pressure in waste water district 33, the pure water in pure water district 32 is extruded pressure pot 3, make tap water outlet.
As shown in Figure 7, water purifier described in the present embodiment can cancel the waste water ratio control valve that RO filter element 2 connects, and in controlling the water circulation process, RO filter element 2 intake pressure is tap water hydraulic, and pure water pressure is 0, under the effect of tap water pressure difference, carry out controlling the water circulation, and waste water reclamation rate is 50%.It is the valve controlling discharge of wastewater that described waste water ratio controls valve 8.
As shown in Figure 8, the water purifier described in the present embodiment can be provided with post active carbon filter element 9 between pure water district 32 and second non-return valve 6 of pressure pot, improves mouthfeel.
As it is shown in figure 9, the water purifier described in the present embodiment is when the place that hydraulic pressure is high uses, it is possible to be provided with air relief valve 10 in RO filter element 2 front end, it is prevented that hypertonia is to the destruction of RO film in RO filter element 2.Before this air relief valve 10 can be placed in preposition filter element 1.
During the present embodiment work, tap water first passes through preposition filter element 1 and tentatively filters, water after preliminary filtration enters RO filter element 2, the pure water that RO filter element 2 produces enters the pure water district 32 of pressure pot 3 by the first non-return valve 4, pure water enters the barrier film 31 during pure water district 32 in meeting squeeze pressure bucket 3 so that the full pure water of system in pressure pot 3.
When depotition cock 7 is opened, the pressure in pure water district 32 diminishes, pure water hydraulic pressure is lower than spring 53 elastic force, the spool 52 of five valves 5 moves down, make described sealing member 54 be positioned at above waste water inlet 511 and waste water district imports and exports below 512, discharge outlet 515 and waste water district import and export at least has a circle sealing member 54 between 512, waste water inlet 511 and waste water district import and export and are absent from sealing member 54 between 512, the waste water inlet 511 of five valves is imported and exported 512 with waste water district and is connected, tap water enters the waste water district 33 of pressure pot by the waste water end of RO filter element 2, by the pressure in waste water district 33, the pure water in pure water district 32 is extruded pressure pot 3, make depotition cock 7 water outlet.
When depotition cock 7 is closed, five valve pure water outlets 514 will be delivered to the wastewater pressure of five valves 5 with purified water inlet 513 by pressure pot waste water district 33, five valve cores 52 are moved upward, make described sealing member 54 be positioned at waste water district to import and export above in the of 512 and below discharge outlet 515, waste water inlet 511 and waste water district import and export at least has a circle sealing member 54 between 512, waste water district imports and exports and is absent from sealing member 54 between 512 and discharge outlet 515, so that the waste water district 33 of the waste water inlet 511 of five valves 5 and pressure pot cuts off, waste water in waste water district 33 imports and exports 512 entrance by the waste water district of five valves 5, via the interstitial flow of spool 52 outer wall and valve casing 51 inwall to discharge outlet 515, discharge eventually through discharge outlet 515；Owing to the purified water inlet 513 of five valves 5 connects the effect of the second non-return valve 6, it is ensured that pressure does not reduce, it is achieved not moving of spool 52；Draining outward when five Mian Fa waste water districts import and export 512 connect with discharge outlet 515, in pressure pot 3, pressure is 0, and pure water outlet 514 pressure is also that 0, RO filter element 2 carries out controlling the water circulation under the effect of tap water pressure difference；When pure water is full of in pressure pot 3, reaching tap water pressure, RO filter element 2 stops controlling the water circulation, waits that depotition cock 7 is opened next time.
All RO filter elements described in the present embodiment can be replaced by NF membrane filter element.
Claims (9)
1. the water purifier controlled with five valves, including RO filter element and pressure pot, it is characterised in that: pressure pot is divided into pure water district and waste water district by barrier film by described pressure pot, and barrier film is flexible structure, transmits pressure between pure water district and waste water district；The pure water district by the first non-return valve Bonding pressure bucket, the water side of described RO filter element；Also including five valves, described five valves have five ports, respectively waste water inlet, the import and export of waste water district, purified water inlet, pure water outlet and discharge outlet；The pure water district of described pressure pot connects the purified water inlet of five valves, purified water inlet and pure water outlet by the second non-return valve, and pure water outlet connects depotition cock；The waste water inlet of described five valves connects the waste water end of RO filter element, and waste water district imports and exports the waste water district of Bonding pressure bucket；Described waste water district imports and exports switching between waste water inlet, discharge outlet and connects.
2. the water purifier that five valves of a kind of use as claimed in claim 1 control, it is characterised in that: when pure water outlet is opened, between pure water outlet and purified water inlet, hydraulic pressure is 0, and the waste water inlet in five valves imports and exports conducting with waste water district, and in waste water district, waste water increases；There is hydraulic pressure between pure water port closing, pure water outlet and purified water inlet, the waste water district in five valves imports and exports and discharge outlet conducting, and in waste water district, waste water is discharged.
3. the water purifier that five valves of a kind of use as claimed in claim 1 control, it is characterised in that: described five valves include valve casing, spool, spring, upper cover and sealing member；Described valve casing is stagewise cylindrical structural, and top is connected with upper cover, and valve casing cross section is " convex " font, and top is little head end, and bottom is stub end；Described five ports are positioned on the excircle of valve casing；Described spool is placed in valve casing, and spool is syllogic column structure, and epimere is spring retention posts, and stage casing is positioned at the little head end of valve casing, and hypomere is positioned at the stub end of valve casing；Described spool stage casing and hypomere excircle are provided with annular seal groove, and sealing member is placed in seal groove；Through hole it is provided with, the through hole of the spring retention posts traverse upper cover of spool in the middle of described upper cover；Described spring housing is on spring retention posts, and one end is against valve casing top, and the other end is against spool stage casing.
4. the water purifier that five valves of a kind of use as claimed in claim 3 control, it is characterized in that: between excircle and the inwall of valve casing of described spool, there is space, sealing member on spool excircle is close to the inwall of valve casing, and namely the space between spool and valve casing is runner, and sealing member is used for intercepting runner.
5. the water purifier that five valves of a kind of use as claimed in claim 3 control, it is characterized in that: in five ports of described five valves, waste water inlet, discharge outlet, waste water district import and export the outside being positioned at the little head end of valve casing, waste water inlet, discharge outlet are positioned at side, waste water district imports and exports and is positioned at opposite side, and import and export position, waste water district height is between waste water inlet, discharge outlet position height；The outlet of described pure water and purified water inlet are positioned at the both sides of valve casing stub end.
6. the water purifier that five valves of a kind of use as claimed in claim 3 control, it is characterized in that: when the pure water hydraulic pressure between pure water outlet and purified water inlet is more than spring force, spool moves, making described sealing member be positioned at waste water district and import and export below top and discharge outlet, waste water inlet and waste water district at least have a circle sealing member between importing and exporting；When pure water hydraulic pressure between pure water outlet and purified water inlet is less than spring force, spool moves down so that described sealing member is positioned at above waste water inlet and waste water district imports and exports between lower section, discharge outlet and waste water district import and export and at least has a circle sealing member.
7. the water purifier that five valves of a kind of use as according to any one of claim 1 ~ 6 control, it is characterised in that: it is provided with three valves between water inlet end and the running water inlet of described RO filter element, the pure water district of three valve other end Bonding pressure buckets；The water inlet of the Stress control RO filter element in the pure water district of described pressure pot.
8. the water purifier that five valves of a kind of use as according to any one of claim 1 ~ 6 control, it is characterised in that: being provided with four-sided valve between water inlet end and the running water inlet of described RO filter element, RO filter element is connected the high-pressure passage of four-sided valve with running water inlet；The pure water district of the low-pressure passage Bonding pressure bucket of described four-sided valve；The water inlet of the Stress control RO filter element in the pure water district of described pressure pot.
9. the water purifier that five valves of a kind of use as according to any one of claim 1 ~ 6 control, it is characterised in that: the waste water end of described RO filter element is divided into two-way, and a road connects waste water ratio and controls valve, and five valves of separately leading up to are connected to the waste water district of pressure pot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610247078.2A CN105731603B (en) | 2016-04-20 | 2016-04-20 | A kind of water purifier controlled with five face valves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610247078.2A CN105731603B (en) | 2016-04-20 | 2016-04-20 | A kind of water purifier controlled with five face valves |
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| Publication Number | Publication Date |
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| CN105731603A true CN105731603A (en) | 2016-07-06 |
| CN105731603B CN105731603B (en) | 2018-06-26 |
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| CN113104934A (en) * | 2021-03-24 | 2021-07-13 | 广东纯米电器科技有限公司 | Water purifying equipment |
| WO2022030862A1 (en) * | 2020-08-04 | 2022-02-10 | 코웨이 주식회사 | Water-purifying apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022030862A1 (en) * | 2020-08-04 | 2022-02-10 | 코웨이 주식회사 | Water-purifying apparatus |
| CN113104934A (en) * | 2021-03-24 | 2021-07-13 | 广东纯米电器科技有限公司 | Water purifying equipment |
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| CN105731603B (en) | 2018-06-26 |
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