CN109704476A - Ecological, environmental protective Wastewater-free water purifier and control method - Google Patents
Ecological, environmental protective Wastewater-free water purifier and control method Download PDFInfo
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- CN109704476A CN109704476A CN201910134174.XA CN201910134174A CN109704476A CN 109704476 A CN109704476 A CN 109704476A CN 201910134174 A CN201910134174 A CN 201910134174A CN 109704476 A CN109704476 A CN 109704476A
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- 230000001681 protective effect Effects 0.000 title claims abstract description 18
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Abstract
The present invention provides a kind of ecological, environmental protective Wastewater-free water purifier and control method, the water purifier includes: primary filter unit, water pump, osmosis filtration unit, control unit, waste water tank, the first waste pipe, the second waste pipe, the output end of the osmosis filtration unit includes: pure water delivery outlet and concentrated water delivery outlet, the primary filter unit is equipped with water inlet, water purification mouth and sewage draining exit, and the primary filter unit water purification mouth is connect with osmosis filtration unit water inlet.Technical solution provided by the invention has the advantages that energy conservation.
Description
Technical field
The present invention relates to reverse osmosis water purifier field more particularly to a kind of ecological, environmental protective Wastewater-free water purifiers and controlling party
Method.
Background technique
Water purifier is also water purification machine, and core technology is RO reverse osmosis membrane, and water purifier can effectively filter out iron rust, sand in water
The chemical agents such as chlorine residue, odor, heterochromatic, pesticide in stone, colloid and absorption water；Bacterium in water, toxin, again can be effectively removed
Metal etc., application of the water purification technology in drinking water field.The reverse osmosis water purifier core filter core reverse osmosis membrane of the prior art is produced
Pure water needs a large amount of water to rinse, and prevents reverse osmosis membrane dirt stifled, is generally to produce one glass of pure water to need to arrange than discharge concentrated water using fixed
Putting 3 glasss of concentrated waters and having arrived water temperature in winter to decline pure concentrated water ratio is that 1:6 causes the waste of water resource.
The pretreatment of another long-acting filter elements reverse osmosis water purifier is needed periodically using ultra-filtration membrane device with water purification recoil ultrafiltration
The silt impurity of film retention causes another waste of water resource.There is a kind of non-wastewater discharge water purification machine to use skill currently on the market
The Sewage treatment that art is discharged water purifier is used as domestic water to waste water dedicated box, because water purification mechanism water is not with domestic water
It carries out waste water tank water is caused expire waste water that simultaneously the indirect waste discharge of sewer can be flowed to, water purifier row when low particularly to water temperature
The wastewater flow rate put is big, and waste water tankage is limited, and most of waste water is exhausted directly to sewer, palliative, the above technology have into
The improved necessity of one step.
Summary of the invention
The purpose of the present invention provides a kind of ecological, environmental protective Wastewater-free water purifier and control method
One of method of reutilizing wastewater: when waste water tank waste water reaches high water level or recoil, square impact program to control unit
The silt impurity that filter core retains is passed through into sewage draining exit by the program starting waste water recoil of setting or square impact primary filter unit filter core
Waste water reuse is realized in discharge, is reduced and is used tap water filter cartridge flushing impurity.
The two of method of reutilizing wastewater: domestic water is connected to control unit when using domestic water with waste water tank and is pressed in advance
If program waste water is used in mixed way with domestic water by a certain percentage automatically.
The effluent of water purifier institute can not be limited by space, usage scenario for both the above methods, realizes waste water
Recycle this waste water reuse water system of nil waste without human intervention, it is simple and convenient, backwash primary filter core and save 90%
Water resource and flushing effect is good extends primary filter core service life and reduces replacement number less filter element replacing rubbish indirectly.
The technical solution of the invention is as follows the ecological, environmental protective wastes water purifier without waste water, comprising: primary filter unit,
Water pump, osmosis filtration unit；No. 1 solenoid valve, No. 2 solenoid valves, drain valve, No. 3 solenoid valves, No. 4 solenoid valves, the first waste water
Pipe, the second waste pipe, waste water tank, control unit, the osmosis filtration unit output end include pure water delivery outlet and concentrated water
Delivery outlet.
Preferably, the primary filter unit water inlet connects water source, the water purification mouth connects osmosis filtration unit
Water inlet end, the interface channel are equipped with water pump, and the osmosis filtration unit is equipped with concentrated water delivery outlet and pure water delivery outlet, institute
Concentrated water delivery outlet connection drain valve water inlet end is stated, the drain valve water outlet connects waste water tank intake-outlet, first waste water
Pipe one end connects the waste water tank intake-outlet other end and connects water pump inlet channel, and first waste pipe is equipped with No. 1 unidirectionally
Valve, second waste pipe one end connect the second waste pipe other end described in the channel of water pump water outlet end and are connected to primary filter unit
Water purification mouth and/or primary filter unit water inlet.Second waste pipe is equipped with No. 3 solenoid valves, No. 2 check valves, and control is single
Waste water tank waste water is used to backwash the silt impurity of primary filter core retention by the program of setting and passes through primary filter unit by member
Sewage draining exit is discharged through No. 2 solenoid valves.
Preferably, the water purifier further include: No. 1 solenoid valve, it is defeated that No. 1 solenoid valve is connected to primary filter unit
Enter to hold on channel, the primary filter unit sewage draining exit connects No. 2 solenoid valve water inlet ends, No. 2 solenoid valve water outlets emptying.
Preferably, being equipped with liquid level sensor in the waste water tank, the liquid level sensor is equipped with high water level and low water
Position, the waste water tank are equipped with overflow port.
Preferably, osmosis filtration unit pure water delivery outlet connects No. 1 high-voltage switch gear, completely stop for controlling water purifier water
Machine booting.
Preferably, the program timing that water purifier control unit when water expires stop working state presses setting opens 1
Number solenoid valve, No. 2 solenoid valve square impact primary filter unit filter core silt impurities.
Preferably, the water purifier further include: control unit, described control unit are integrated circuit board, for controlling
The work of each electric elements of water purifier, control unit are equipped with central processing unit and are used to store control water purification mechanism water program, rinse
Program, shuts down boot program at water intaking program；Described control unit is equipped with wireless interrogate and leads to module, it can be achieved that remotely controlling water purifier
It opens, close, water quality, filter element life visualization.
Preferably, the primary filter unit is equipped with sewage draining exit timing to the filter core of impurity trapped in primary filter unit
It carries out square impact and recoil excludes silt impurity.
Preferably, the osmosis filtration unit filter core includes that RO reverse osmosis membrane, NF nanofiltration membrane are one such.
Preferably, the channel between the primary filter unit and osmosis filtration unit is equipped with activated carbon adsorption
Filter unit.
Preferably, the primary filter unit water inlet end is equipped with raw water quality detection probe, RO osmosis filtration unit
Pure water output channel is popped one's head in equipped with pure water water quality detection.
Preferably, control unit can according to the water quality of raw water detection probe or water purification water quality detection probe send back to water quality ginseng
Number signal is set water time processed and flushing value by the program set in advance automatically.
Preferably, the primary filter unit water inlet end is equipped with temperature control sensor, control unit is according to the water received
Temperature automatically adjusts the water time processed, opens drain valve lower than setting value such as water temperature and arranges primary filter unit water, waste water tank waste water
Out to prevent freezing.
Preferably, third waste pipe one end is connected on the channel between No. 2 check valves and No. 3 solenoid valves, institute
Third waste pipe is stated equipped with No. 3 check valves and No. 2 high-voltage switch gears, the third waste pipe other end connects water service pipe,
The waste water of waste water tank is used in mixed way by control unit by the program of setting with domestic water when with life water.
Preferably, the drain valve is the multifunctional electromagnetic valves with current-limiting apparatus or single flow-limiting valve.
Preferably, No. 2 solenoid valves can be replaced by the compound type electromagnetic valve with flow sensor function or be flowed at No. 2
Quantity sensor water outlet connects flow sensor, and No. 3 solenoid valves, No. 2 solenoid valves are judged by flow sensor detection flows
Whether it is normally-open and close.
Preferably, settable deionization removes scale filter element on first waste pipe, the second waste pipe.
Preferably, the waste water that the water pump can be used to extract waste water tank can be used for pressurizeing to osmosis filtration member again,
Realize the dual-purpose effect of a pump.
Preferably, the osmosis filtration unit intake tunnel is equipped with raw water detection sensor, root raw water
TDS value control unit opens drain valve by the program of setting and closes drain valve, the setting according to set time
Opening time be 1-60 seconds between numerical value.
Preferably, first pure water pipe one end connection pure water delivery outlet one end connects pure water outlet, the pure water pressure
Power bucket intake-outlet connects the first pure water pipe, and second pure water pipe one end connects the connection of the pure water pressure pot intake-outlet other end
On water pump inlet is logical, second pure water pipe is equipped with No. 5 solenoid valves, No. 4 check valves
The ecological, environmental protective is as follows without waste water waste water purifier control method:
Step 1: water purifier setting concentrated water recoil or square impact program to or liquid level sensor detection reach high water level when, control
Unit presses No. 1 solenoid valve of stop, No. 4 solenoid valves of setting；Open No. 2 solenoid valves, water pump, No. 3 solenoid valves；Opening time
For the numerical value between 1-120 seconds；
Step 2: the concentrated water recoil or square impact time terminates or when liquid level sensor detects that water level reaches low water level, control is single
Member presses No. 2 solenoid valves of stop, No. 3 solenoid valves of setting, and control unit is executed by the program of setting and rushes osmosis filtration by force
Unit is executed into water state processed.
Time as rushed the setting of osmosis filtration unit by force opens No. 1 solenoid valve, No. 4 solenoid valves, water pump, drain valves if
Opening time is the numerical value between 1-120 second, rushes the time by force and terminates to close drain valve, No. 1 solenoid valve, No. 4 solenoid valves openings 2
Valve, No. 3 solenoid valve open times are the numerical value between 1-120 seconds, and opening time to water purifier enters water program processed and circuits sequentially
Procedure above is until water purifier water completely enters standby mode.
It is had not timed out as rushed osmosis filtration unit by force, executes water program processed and circuit sequentially procedure above until water purifier
Water completely enters standby mode.
3) program that water purifier control unit when water expires standby mode presses setting opens water pump, No. 2 solenoid valves, 3
Number solenoid valve open time is the numerical value between 1-60 seconds, and opening time arrives, switches off the pump, No. 3 solenoid valves, open No. 5 electromagnetism
Valve, drain valve opening time are numerical value between 0-120 seconds, opening time to closing No. 5 solenoid valves, drain valves.
Preferably, the osmosis filtration unit intake tunnel is equipped with raw water detection sensor, according to raw water TDS value
Control unit opens drain valve by the program of setting and closes drain valve according to set time, and the opening time set is 1-
Numerical value between 60 seconds.
The embodiment of the present invention has the following beneficial effects:
One of method of reutilizing wastewater: when waste water tank waste water reaches high water level, control unit is started useless by the program of setting
The silt impurity that water recoil primary filter unit filter core retains filter core is discharged by sewage draining exit realizes waste water reuse, reduces and uses
Tap water filter cartridge flushing impurity.
The two of method of reutilizing wastewater: domestic water is connected to control unit when using domestic water with waste water tank and is pressed in advance
If program waste water is used in mixed way with domestic water by a certain percentage automatically.
The effluent of water purifier institute can not be limited by space, usage scenario for both the above methods, realizes waste water
Recycle this waste water reuse water system of nil waste without human intervention, it is simple and convenient than backwashing primary filter core saving with water purification
90% water resource and flushing effect is good, extends primary filter core service life and reduces replacement number less filter element replacing rubbish indirectly
Rubbish, therefore there is energy conservation, user-friendly advantage.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of structural representation for ecological, environmental protective Wastewater-free water purifier that the preferable real-time mode of the present invention first provides
Figure；
Fig. 2 is a kind of pure water shield filter core for ecological, environmental protective Wastewater-free water purifier that the preferable real-time mode of the present invention first provides
Structural schematic diagram；
Diagram are as follows:
1 is No. 1 solenoid valve, 2 be No. 2 solenoid valves, 3 be No. 3 solenoid valves, 4 be No. 4 solenoid valves, 5 be primary filter unit, 6
It is osmosis filtration unit for water pump, 7,8 be drain valve, 9 be waste water tank, 10 be liquid level sensor, 11 is No. 1 check valve, 12
It is activated carbon adsorption filter element for No. 2 check valves, 13,14 be pure water detection probe, 15 be No. 1 high-voltage switch gear, 16 is raw water
Detection probe, 17 be high water level snap ring, 18 be low water level snap ring, 19 be No. 2 high-voltage switch gears, 20 be No. 3 check valves, 21 be control
Unit, 22 be the first waste pipe, 23 be the second waste pipe, 24 be third waste pipe, 101 be primary filter unit water inlet, 102
For water purification mouth, 103 be sewage draining exit, 104 be osmosis filtration unit water inlet, 105 be pure water delivery outlet, 106 be concentrated water output
Mouthful, 107 be waste water tank intake-outlet, 108 be waste water tank overflow port, 999 be pure water pressure pot, 555 be the first pure water pipe, 666
It is No. 5 solenoid valves for the second pure water pipe, 888,777 is No. 4 check valves.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
Description and claims of this specification and term " first ", " second ", " third " and " in the attached drawing
Four " etc. are not use to describe a particular order for distinguishing different objects.In addition, term " includes " and " having " and it
Any deformation, it is intended that cover and non-exclusive include.Such as it contains the process, method of a series of steps or units, be
System, product or equipment are not limited to listed step or unit, but optionally further comprising the step of not listing or list
Member, or optionally further comprising other step or units intrinsic for these process, methods, product or equipment.
Referenced herein " embodiment " is it is meant that a particular feature, structure, or characteristic described can wrap in conjunction with the embodiments
Containing at least one embodiment of the present invention.Each position in the description occur the phrase might not each mean it is identical
Embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art explicitly and
Implicitly understand, embodiment described herein can be combined with other embodiments.
Refering to fig. 1, a kind of ecological, environmental protective as shown in Figure 1 provided for the first preferable real-time mode of the invention is without waste water water purification
Machine structural schematic diagram, including No. 1 solenoid valve 1, primary filter unit 5, drain valve 8, make-up water pump 6, osmosis filtration unit 7,2
Solenoid valve 2, No. 1 solenoid valve 1 are located on the intake tunnel of primary filter unit 5, the connection of 1 water outlet of No. 1 solenoid valve
5 water inlet 101 of primary filter unit, the water purification mouth 102 is connect with osmosis filtration unit water inlet 104, described reverse osmosis
7 intake tunnel of filter element is equipped with water pump 6, and the osmosis filtration unit concentrated water delivery outlet 106 connects drain valve 8 and intakes
End, 8 water outlet of drain valve connect 9 intake-outlet 107 of waste water tank, and the pure water delivery outlet 105 connects No. 1 high-voltage switch gear 15
And pure water detection probe 14；Described first waste pipe, 22 one end connects waste water tank intake-outlet 107, the other end connect water pump 6 into
Aquaporin, first waste pipe 22 are equipped with No. 1 check valve 11, and described second waste pipe, 23 one end connects 6 exhalant canal of water pump,
(other end can also connect the water inlet of primary filter unit to other end connection 102 exhalant canal of water purification mouth in practical applications certainly
Mouthful, or can connect water purification mouth and primary filter unit water inlet), second waste pipe 23 is equipped with No. 2 check valves 12 and 3
Number solenoid valve 3, described 24 one end of third waste pipe is connected on the channel between No. 2 check valve 12 and No. 3 solenoid valves 3, described
Third waste pipe 24 is equipped with 20, No. 2 high-voltage switch gears 19 of No. 3 check valves, and No. 4 solenoid valves 4, raw water quality detection probe 16 are set
Between 6 water inlet end of water purification mouth 102 and water pump on channel, liquid level sensor 10, the level sensing are equipped in the waste water tank 9
Device 10 is equipped with high water level snap ring 17 and low water level snap ring 18, and the waste water tank 9 is equipped with overflow port 108, and described control unit 21 is logical
Cross harness connection each electric elements of water purifier.
It is wasted referring to Fig.2, being illustrated in figure 2 a kind of ecological, environmental protective that the preferable real-time mode of the present invention first provides without waste water
Water purifier pure water protects cored structure schematic diagram, including pure water pressure pot 999, the first pure water pipe 555, the second pure water pipe 666, pure water go out
Mouth 333, No. 5 solenoid valves, 888, No. 4 check valves 777,555 one end of the first pure water pipe connection, 105 one end of pure water delivery outlet connect
Pure water outlet 333 is connect, 999 intake-outlet of pure water pressure pot connects the first pure water pipe 555, second pure water pipe 666 1
On end connection 999 intake-outlet one end of pure water pressure pot connection water pump inlet channel or exhalant canal, second pure water pipe
666 are equipped with 777, No. 5 solenoid valves 888 of No. 4 check valves.
It is attached:
Experiment test table:
It should be noted that for the various method embodiments described above, for simple description, therefore, it is stated as a series of
Combination of actions, but those skilled in the art should understand that, the present invention is not limited by the sequence of acts described because
According to the present invention, some steps may be performed in other sequences or simultaneously.Secondly, those skilled in the art should also know
It knows, embodiment described in this description belongs to alternative embodiment, and related actions and modules is not necessarily of the invention
It is necessary.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, there is no the portion being described in detail in some embodiment
Point, reference can be made to the related descriptions of other embodiments.
In several embodiments provided herein, it should be understood that disclosed device, it can be by another way
It realizes.For example, the apparatus embodiments described above are merely exemplary, such as the division of the unit, it is only a kind of
Logical function partition, there may be another division manner in actual implementation, such as multiple units or components can combine or can
To be integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Coupling, direct-coupling or communication connection can be through some interfaces, the indirect coupling or communication connection of device or unit,
It can be electrical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also be realized in the form of software program module.
If the integrated unit is realized in the form of software program module and sells or use as independent product
When, it can store in a computer-readable access to memory.Based on this understanding, technical solution of the present invention substantially or
Person says that all or part of the part that contributes to existing technology or the technical solution can body in the form of software products
Reveal and, which is stored in a memory, including some instructions are used so that a computer equipment
(can be personal computer, server or network equipment etc.) executes all or part of each embodiment the method for the present invention
Step.And memory above-mentioned includes: USB flash disk, read-only memory (ROM, Read-Only Memory), random access memory
The various media that can store program code such as (RAM, Random Access Memory), mobile hard disk, magnetic or disk.
Those of ordinary skill in the art will appreciate that all or part of the steps in the various methods of above-described embodiment is can
It is completed with instructing relevant hardware by program, which can store in a computer-readable memory, memory
May include: flash disk, read-only memory (English: Read-Only Memory, referred to as: ROM), random access device (English:
Random Access Memory, referred to as: RAM), disk or CD etc..
The embodiment of the present invention has been described in detail above, specific case used herein to the principle of the present invention and
Embodiment is expounded, and the above description of the embodiment is only used to help understand the method for the present invention and its core ideas；
At the same time, for those skilled in the art can in specific embodiments and applications according to the thought of the present invention
There is change place, in conclusion the contents of this specification are not to be construed as limiting the invention.
Claims (10)
1. a kind of ecological, environmental protective Wastewater-free water purifier, which is characterized in that the water purifier includes: primary filter unit, water pump, anti-
Osmosis filtration unit, control unit, waste water tank, the first waste pipe, the second waste pipe, the output end of the osmosis filtration unit
It include: pure water delivery outlet and concentrated water delivery outlet, the primary filter unit is equipped with water inlet, water purification mouth and sewage draining exit, described first
Grade filter element water purification mouth is connect with osmosis filtration unit water inlet；
The osmosis filtration unit concentrated water delivery outlet connects waste water tank intake-outlet, and first waste pipe one end connects waste water
Case intake-outlet, the first waste pipe other end connect water pump inlet channel, and second waste pipe one end connects water pump
On the channel of water outlet, the second waste pipe other end be connected to primary filter unit water purification mouth and/or primary filter unit into
The mouth of a river.
2. a kind of ecological, environmental protective Wastewater-free water purifier according to claim 1, which is characterized in that on second waste pipe
It is successively arranged No. 3 solenoid valves, No. 2 check valves, the concentrated water delivery outlet and waste water tank interface channel are equipped with drain valve, and described the
One waste pipe is equipped with No. 1 check valve, and the primary filter unit sewage draining exit connects No. 2 solenoid valve water inlet ends, No. 2 electromagnetism
The emptying of valve water outlet.
3. a kind of ecological, environmental protective Wastewater-free water purifier according to claim 2, which is characterized in that No. 1 solenoid valve is set
On the primary filter unit water inlet end channel, No. 4 solenoid valves, water pump are located at the osmosis filtration unit water inlet end
On channel.
4. a kind of ecological, environmental protective Wastewater-free water purifier according to claim 3, which is characterized in that be equipped in the waste water tank
Liquid level sensor, the waste water tank are equipped with overflow port, intake-outlet, water outlet, and first waste pipe can connect waste water tank and go out
Integrating water route can be used in the mouth of a river, above each waste pipe, pure water mouth, concentrated water spout, primary filter unit sewage draining exit, water inlet
Integral structure.
5. a kind of ecological, environmental protective Wastewater-free water purifier according to claim 4, which is characterized in that the third waste pipe one
End is connected between No. 2 check valves of the second waste pipe and No. 3 solenoid valves, outside third waste pipe one end and water purifier originally
Water pipe connects, and is successively arranged No. 3 check valves, No. 2 high-voltage switch gears on the third waste pipe.
6. a kind of ecological, environmental protective Wastewater-free water purifier according to claim 1, which is characterized in that in first pure water pipe
Equipped with No. 1 high-voltage switch gear, the pure water pressure pot intake-outlet connects the first pure water pipe；The connection of second pure water pipe one end is pure
Water pressure bucket intake-outlet, the other end connect water feeding of water pump channel；Second pure water pipe be equipped with No. 5 solenoid valves, No. 4 it is unidirectional
Valve.
7. a kind of ecological, environmental protective Wastewater-free water purifier according to claim 1, which is characterized in that described control unit is collection
The water pump, No. 1 solenoid valve, No. 2 solenoid valves, No. 3 solenoid valves, No. 4 solenoid valves, liquid level sensor, 1 are controlled at circuit control panel
Number high-voltage switch gear and No. 2 high-voltage switch gears, drain valves.
8. a kind of control method of the environmental protection as described in claim 1-7 any one without waste water waste water purifier, feature exist
In described method includes following steps:
Step 1: water purifier setting concentrated water recoil or square impact program to or liquid level sensor detection reach high water level when, control unit
Press No. 1 solenoid valve of stop, No. 4 solenoid valves of setting；Open No. 2 solenoid valves, water pump, No. 3 solenoid valves；Opening time is 1-
Numerical value between 120 seconds；
Step 2: the concentrated water recoil or square impact time terminates or when liquid level sensor detects that water level reaches low water level, control unit is pressed
No. 2 solenoid valves of stop, No. 3 solenoid valves of setting, control unit are executed by the program of setting and rush osmosis filtration unit by force
Or it executes and enters water state processed.
9. no waste water according to claim 8 wastes water purifier control method, which is characterized in that as rushed osmosis filtration by force
Unit setting time to then opening No. 1 solenoid valve, No. 4 solenoid valves, water pump, drain valves；Opening time is between 1-120 seconds
Numerical value, rush by force the time terminate close drain valve, No. 1 solenoid valve, No. 4 solenoid valves；Open No. 2 valves, No. 3 solenoid valves；Opening time
For the numerical value between 1-120 seconds, opening time to water purifier enters water program processed and circuits sequentially procedure above until water purifier water
Completely enter standby mode；
It is had not timed out as rushed osmosis filtration unit by force, executes water program processed and circuit sequentially procedure above until water purifier water is full
Into standby mode.
10. according to the method described in claim 9, it is characterized in that, the water purifier when water expires standby mode, control unit
The program for pressing setting opens water pump, No. 2 solenoid valves, No. 3 solenoid valves, and opening time is the numerical value between 1-60 seconds, opening time
It arrives, switches off the pump, No. 3 solenoid valves, open No. 5 solenoid valves, drain valves, opening time is numerical value between 0-120 seconds, opening time
To closing No. 5 solenoid valves, drain valves.
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