CN104773856B - A kind of Wastewater-free water purifier - Google Patents
A kind of Wastewater-free water purifier Download PDFInfo
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- CN104773856B CN104773856B CN201510132504.3A CN201510132504A CN104773856B CN 104773856 B CN104773856 B CN 104773856B CN 201510132504 A CN201510132504 A CN 201510132504A CN 104773856 B CN104773856 B CN 104773856B
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Abstract
The present invention relates to water purifier technical field, a kind of specifically related to Wastewater-free water purifier, including the fore filter being sequentially connected by pipeline, entering water electromagnetic valve, water pump, filter element mechanism and RO membrane cartridge, water purifier also includes current limiting and circulating electromagnetic valve, check valve, high-voltage switch gear, water butt and post-filter, fore filter is connected with raw water pipeline, the pure water inlet of RO membrane cartridge is connected with water purification outlet pipe, the port of export of water purification outlet pipe is connected with DI, and DI is disposed with check valve and post-filter along water (flow) direction；The concentrated water outlet of RO membrane cartridge is connected with concentrated water outlet pipe, and the port of export of concentrated water outlet pipe is connected to concentrated water return pipe, domestic water pipeline, concentrated water return pipe setting current limiting and circulating electromagnetic valve, and the water side of concentrated water return pipe is connected with the water inlet end of water pump.This water purifier enables the concentrated water in Pure-water Making and need not discharge, and reaches the function of non-wastewater discharge, when using domestic water, concentrated water is by reasonable employment.
Description
Technical field
The present invention relates to water purifier technical field is and in particular to a kind of Wastewater-free water purifier.
Background technology
RO reverse osmosis membrane Drinking fountain is RO reverse osmosis membrane water purifier again, and RO English full name is:Reverse Osmosis is
Reverse osmosis, RO reverse osmosis membrane water purifier is to carry out water process using reverse osmosis principle, is provided with reverse osmosis membrane filter cylinder in water purifier,
Built with reverse osmosis membrane filter element, under pressure, hydrone can pass through RO film to filter cylinder, and the inorganic salt in water, with much money
Belong to the impurity such as ion, Organic substance, colloid, antibacterial, virus and cannot pass through RO film, so that a part of water goes out through RO membrance separation
Come, the water not passed through forms concentrated water because solute increases.Reverse osmosis membrane water purifier early stage is used for sea water and brackish water desalination, and boiler is given
The industrial circles such as water, wastewater treatment, are introduced in civil area in recent years.
Although reverse osmosis treatment technology has many good qualities, it, while producing water purification, creates a part of concentrated water, leads to
Often water purification/the waste water ratio of RO film is 1:3 that is to say, that after primary purification is filtered, the concentrated water of generation is 3 times of left sides of water purification
Right.
Conventional reverse osmosis membrane water purifier is all concentrated water discharge type, will primary purification filter after concentrated water straight as waste water
Run in and bleed off, this really a kind of very big waste, particularly small-sized domestic, commercial water purifier, its raw water is tap water, warp
Cross primary purification filter the concentrated water producing water quality not poor than raw water, the value that also utilizes, can also further by secondary,
Three depth purifications, if by concentrated water as direct discharging of waste water, not only increasing water purification cost, and for water resource be also
A kind of waste.
Content of the invention
The purpose of the present invention is for above-mentioned deficiency of the prior art, provides a kind of Wastewater-free water purifier, this water purifier
Enable the concentrated water in Pure-water Making need not discharge, reach the function of non-wastewater discharge moreover it is possible to effectively extend making of RO membrane cartridge
With the life-span, and reduce the TDS value of pure water, pure water quality is high, also can effectively improve the flow of domestic water.
The purpose of the present invention is achieved through the following technical solutions.
A kind of Wastewater-free water purifier, including the fore filter being sequentially connected by pipeline, entering water electromagnetic valve, water pump, filter
Core mechanism and RO membrane cartridge, described water purifier also include current limiting and circulating electromagnetic valve, check valve, high-voltage switch gear, water butt and
Post-filter,
Described fore filter is connected with raw water pipeline, and the pure water inlet of described RO membrane cartridge is connected with water purification outlet pipe,
The port of export of water purification outlet pipe is connected with DI, and DI is disposed with described check valve and described rearmounted along water (flow) direction
Filter, the water side of post-filter is connected with pure water tap, and the DI of the water inlet end of described post-filter passes through storage
Waterpipe is connected with described water butt；Described high-voltage switch gear is arranged at described water storage pipeline；
The concentrated water outlet of described RO membrane cartridge is connected with concentrated water outlet pipe, and the port of export of concentrated water outlet pipe is connected to dense
Water return pipe, domestic water pipeline, concentrated water return pipe is disposed with described current limliting and circulating electromagnetic valve and institute along water (flow) direction
State check valve, the water side of concentrated water return pipe is connected with the water inlet end of described water pump, and the water side of domestic water pipeline is connected with
Domestic water tap；
Described water purifier also includes electric control gear, described entering water electromagnetic valve, described high-voltage switch gear, described water pump and described
Current limliting and circulating electromagnetic valve are electrically connected with described electric control gear respectively.
Wherein, described current limliting and circulating electromagnetic valve include electromagnetic valve body and the valve seat installed with electromagnetic valve body cooperation, electromagnetism
It is provided with water fender and sealing gasket between valve body and valve seat, in the middle part of electromagnetic valve body, be disposed with spring, valve element and silicon particle, silicon
Micelle is abutted with water fender, and sealing gasket is rabbeted with valve seat, is provided with circulation chamber, between circulation chamber and the inwall of valve seat in valve seat
It is provided with dividing plate, the height of dividing plate is less than the height of circulation chamber, and the both sides of valve seat are respectively arranged with water inlet pipe and outlet pipe, enter
Water pipe is connected with the inside of valve seat, and circulation chamber offers circulation port, and outlet pipe is connected with circulation port, and outlet pipe is further opened with limiting
Discharge orifice, metering hole is connected with the inside of valve seat.
Wherein, it is provided with by-pass line between described raw water pipeline and described domestic water pipeline, by-pass line is provided with
Water flow switch and check valve.Specifically, the port of export of described by-pass line is connected with described domestic water tap, and described current are opened
Close and electrically connect with described electric control gear.
Wherein, the port of export of described concentrated water outlet pipe is also associated with forced-ventilated protection pipeline, and forced-ventilated protection pipeline is provided with the
One normally closed solenoid valve, the outlet of the first normally closed solenoid valve is connected with sewer pipe, the first normally closed solenoid valve and described automatically controlled dress
Put electrical connection.
Wherein, the recirculated water of described water purifier is 2.0L/min by the flux of RO membrane cartridge surface unit time.
Wherein, the flow of described by-pass line with by the ratio of the flow of the raw water pipeline of water purifier be 1:1.
Wherein, the port of export of described water purification outlet pipe is also associated with water purification return pipe, water purification return pipe along water (flow) direction according to
Secondary be provided with normally open solenoid valve and check valve, the port of export of water purification return pipe is connected to the water side of described entering water electromagnetic valve, institute
State DI and be additionally provided with the second normally closed solenoid valve, the second normally closed solenoid valve is arranged at the water inlet end of described DI.
Wherein, described water purifier also includes the cleanout fluid for cleaning RO membrane cartridge, and cleanout fluid is the Fructus Citri Limoniae of food stage
Acid or white vinegar.
Wherein, described filter element mechanism includes one-level filter element, two grades of filter elements and the three-level filter element being sequentially connected in series.
Wherein, described one-level filter element is the paper folding filter element in 20 μm of aperture, and described two grades of filter elements are active carbon filter core, described three
Level filter element is PP cotton filter core, and described post-filter is post active carbon filter element.
Wherein, described filter element mechanism includes two grades of composite filter elements being connected in parallel and three-level composite filter element, and described two grades multiple
Close filter element, the water side of described three-level composite filter element is connected with the water inlet end of described RO membrane cartridge respectively, described fore filter
For 20 μm of the paper folding filter element in aperture.
Wherein, described two grades of composite filter elements, described three-level composite filter element are sintering activity charcoal post and the composite filter of PP cotton
Core, the outer layer of this composite filter element is the PP cotton in 1-5 μm of aperture, is filled with sintering activity charcoal post, sintering activity charcoal post is in PP cotton
Hollow structure.
Beneficial effects of the present invention：
（1）The present invention realizes the concentrated water in Pure-water Making and need not discharge, and when using domestic water, concentrated water is rationally made
With.
Concentrated water not waste water, it is through the filtered water of PP cotton and activated carbon, and is better than tap water, and concentrated water becomes to be followed
Ring water is repeatedly purified, by reasonable employment after when using domestic water, recirculated water is progressively diluted by tap water, thus reaching no
The function of discharge of wastewater.Say on traditional theory, the quantity with Pure-water Making is stepped up, the concentration of recirculated water also increases therewith
Plus, high concentration recirculated water can affect the service life of RO membrane cartridge, also can affect pure water water quality simultaneously（Pure water TDS value raises）.
Not only this water purifier does not make RO membrane cartridge service life be affected on the contrary and effectively extends RO membrane cartridge service life, and
And do not affect pure water product water quality.Reason is as follows：
A, by electric control gear control, when water pump, current limliting and circulating electromagnetic valve are opened simultaneously water purifier be recurrent state, water
Pump now uses as circulating pump, and circulating water flow is 2 liters/min, its objective is to rinse RO film using big flux current, follows
After ring 2 minutes, by electric control gear control, current limliting and circulating electromagnetic valve are closed, and water purifier is controlling the water circulation state, and water pump is now as increasing
Press pump uses, and reaches control controlling the water circulation operating pressure using the current-limiting function of current limliting and circulating electromagnetic valve.The water pump of the present invention can generation
For booster pump and circulating pump, play the function of a pump double-purpose.
B, because there is big flux blood circulation, water purifier its own possess the function that medicine cleans RO membrane cartridge, passing
Calcium in water when system type uses, magnesium ion and colloid once during blocking RO film, aquifer yield wretched insufficiency, RO membrane filtration can only be changed
Core.And originally enter water dispenser and RO film can be carried out with medicine cleaning, the service life of RO membrane cartridge is extended with this.After medicine cleaning
Its aquifer yield of RO film is fully achieved the level of new RO film, and its service life extends more than 3 times compared with conventional types.
（2）The present invention can effectively improve the flow of domestic water.
In existing non-wastewater discharge Hyperfilevation water purifying machine, domestic water passes through water purifier completely, due to there is filter element mistake
Filter resistance, lead to the discharge reduction of domestic water, the water purifier of the present invention in order to improve domestic consumption, in raw water tubes
Increased a by-pass line between line and domestic water tap, increased domestic consumption, the flow of by-pass line with pass through
The ratio of the flow of raw water pipeline of water purifier is 1:1, thus effectively improving the flow of domestic water.
（3）The present invention can effectively improve the service life of preprocessing filter element before RO membrane cartridge.Reason is as follows：
A, due to reducing one times by water purifier water pipe flow, so the life to preprocessing filter element before RO membrane cartridge
One times.
B, change the structure of preprocessing filter element PP cotton and activated carbon and arrangement mode before RO membrane cartridge, former first order filter element is
5 micron pore size PP cotton filter cores, third level filter element is 1 micron pore size PP cotton filter core, because two grades of filter element apertures are more or less the same, in reality
When impurities in water is filtered on border, first order filter element was differed greatly with the life-span of third level filter element, and first order filter element of the present invention adopts hole
20 microns of footpath paper folding filter element and be series relationship, its role is to filter raw water in larger particles material, make a whole set of filtration system
Play fine filtering effect after first coarse filtration, and paper folding filter element increases several times compared with its surface area of PP cotton filter core and uses the longevity so extending
Life.Described two grades of filter elements, three-level filter element are composite filter element, and the structure of described composite filter element is the PP in 15 microns of aperture for outer layer
Cotton filtrate, it act as filtering smaller particle material in raw water, and internal layer is sintering activity charcoal, and it primarily serves the purpose of in absorption raw water
Chlorine residue, sintering activity charcoal compare its absorbability of granulated carbon higher up to more than 2 times.Two grades of composite filter elements, three-levels are combined
Filter element more can effectively play its effect using being connected in parallel.Maximum can improve RO by changing connected mode and change filter cartridge construction
Effect of pretreatment and service life before membrane cartridge.
（4）The Wastewater-free water purifier of the present invention increased forced-ventilated defencive function, when domestic water usage amount is on the low side, that is,：
Continuous 6 liters of the Pure-water Making water yield and during not up to 6 liters of domestic consumption（Being reached using the domestic water water yield can be by water when 6 liters
Concentrated water in machine is replaced into raw water completely）Opening forced-ventilated by electric control gear protects electromagnetic valve to carry out forced discharge, after 6 liters of discharge
Be automatically switched off forced-ventilated protection electromagnetic valve and again add up the controlling the water circulation time be controlling the water circulation amount, non-normal use water purifier is solved with this
Injury to RO membrane cartridge, plays a protective role to RO membrane cartridge.6 liters of described continuous Pure-water Making protects node as forced-ventilated,
Simply consider actual pure water water consumption and pure water TDS value is the relation of pure water water quality and sets.
（5）The Wastewater-free water purifier of the present invention only passes through water pump and current limliting and circulating electromagnetic valve cooperation, only need to utilize one
Water pump can achieve supercharging and two kinds of functions of circulation, greatly reduces material and production cost, and the structure of water purifier is simpler,
It is more convenient for assembling and keep in repair.
Brief description
Using accompanying drawing, invention is described further, but the embodiment in accompanying drawing does not constitute any limitation of the invention,
For those of ordinary skill in the art, on the premise of not paying creative work, it can also be obtained according to the following drawings
Its accompanying drawing.
Fig. 1 is the theory diagram of embodiments of the invention 1；
Fig. 2 is the theory diagram of embodiments of the invention 2；
Fig. 3 is the controlling the water circulation amount curve chart of initial 2 minutes controlling the water circulation of 100 gallons of types of the present invention；
Fig. 4 is the curve chart of the mixing water TDS value of Fig. 3；
Fig. 5 is the controlling the water circulation amount curve chart after initial 2 minutes controlling the water circulation of 100 gallons of types of the present invention；
Fig. 6 is the curve chart of the mixing water TDS value of Fig. 5；
Fig. 7 is the current limliting of the present invention and the cross-sectional view of circulating electromagnetic valve；
Fig. 8 is the structural representation of the valve seat of the current limliting of the present invention and circulating electromagnetic valve.
Reference includes：
10 raw water pipeline, 20 fore filter 30 entering water electromagnetic valve
40 water pump, 52 2 grades of filter elements of 51 one-level filter element
53 54 2 grades of three-level filter element composite filter element 55 three-level composite filter element
60 RO membrane cartridge 71 water purification outlet pipe
711 water purification return pipe, 712 DI 72 concentrated water outlet pipe
721 concentrated water return pipe, 722 domestic water pipeline 723 forced-ventilated protects pipeline
80 electric control gear, 90 normally open solenoid valve 100 check valve
110 first normally closed solenoid valve 111 second normally closed solenoid valve
120 post-filter 130 water butt
140 current limlitings and circulating electromagnetic valve 160 by-pass line 170 water flow switch
180 domestic water tap 190 pure water tap 200 water storage pipelines
210 high-voltage switch gear, 301 electromagnetic valve body 302 valve seat
303 water fender, 304 sealing gasket 305 spring
306 valve element, 307 silicon particle 308 circulates chamber
309 dividing plate, 310 water inlet pipe 311 outlet pipe
312 circulation port 313 metering hole.
Specific embodiment
The invention will be further described with the following Examples, sees Fig. 1-8.
Embodiment 1
As shown in figure 1, a kind of Wastewater-free water purifier of the present embodiment, including the fore filter being sequentially connected by pipeline
20th, entering water electromagnetic valve 30, water pump 40, filter element mechanism and RO membrane cartridge 60, described water purifier also includes current limiting and circulation electromagnetism
Valve 140, check valve 100, high-voltage switch gear 210, water butt 130 and post-filter 120,
Described fore filter 20 is connected with raw water pipeline 10, and the pure water inlet of described RO membrane cartridge 60 is connected with water purification and goes out
Water pipe 71, the port of export of water purification outlet pipe 71 is connected with DI 712, and DI 712 is disposed with described along water (flow) direction
Check valve 100 and described post-filter 120, the water side of post-filter 120 is connected with pure water tap 190, described rearmounted
The DI 712 of the water inlet end of filter 120 is connected with described water butt 130 by water storage pipeline 200；Described high-voltage switch gear
210 are arranged at described water storage pipeline 200；
The concentrated water outlet of described RO membrane cartridge 60 is connected with concentrated water outlet pipe 72, and the port of export of concentrated water outlet pipe 72 connects respectively
Be connected to concentrated water return pipe 721, domestic water pipeline 722 and forced-ventilated protection pipeline 723, concentrated water return pipe 721 along water (flow) direction according to
Secondary be provided with described current limliting and circulating electromagnetic valve 140 and described check valve 100, the water side of concentrated water return pipe 721 and described water
The water inlet end of pump 40 connects, and the water side of domestic water pipeline 722 is connected with domestic water tap 180, and forced-ventilated protects pipeline 723
It is provided with the first normally closed solenoid valve 110, forced-ventilated protects the outlet of the first normally closed solenoid valve 110 and the sewer pipe of pipeline 723
Connect；
It is provided with by-pass line 160, by-pass line 160 between described raw water pipeline 10 and described domestic water pipeline 722
It is provided with water flow switch 170 and check valve 100；
Described water purifier also includes electric control gear 80, described entering water electromagnetic valve 30, described water flow switch 170, described height
210, described first normally closed solenoid valve 110, described water pump 40 and the described current limliting of compressing switch and circulating electromagnetic valve 140 respectively with described
Electric control gear 80 electrically connects.
Preferably, the port of export of water purification outlet pipe 71 is also associated with water purification return pipe 711, and water purification return pipe 711 is along current
Direction is disposed with normally open solenoid valve 90 and check valve 100, and the port of export of water purification return pipe 711 is connected to described water inlet electromagnetism
The water side of valve 30, described DI 712 is additionally provided with the second normally closed solenoid valve 111, and the second normally closed solenoid valve 111 is arranged at institute
State the water inlet end of DI 712, described second normally closed solenoid valve 111, described normally open solenoid valve 90 respectively with described electric control gear
Electrical connection.
Specifically, the port of export of described by-pass line 160 is connected with described domestic water tap 180.
First, present invention realization concentrated water in Pure-water Making need not be discharged, and when using domestic water, concentrated water is rationally made
With.
Concentrated water not waste water, it is through the filtered water of PP cotton and activated carbon, and is better than tap water, and concentrated water becomes to be followed
Ring water is repeatedly purified, by reasonable employment after when using domestic water, recirculated water is progressively diluted by tap water, thus reaching no
The function of discharge of wastewater.Say on traditional theory, the quantity with Pure-water Making is stepped up, the concentration of recirculated water also increases therewith
Plus, high concentration recirculated water can affect the service life of RO membrane cartridge 60, also can affect pure water water quality simultaneously（Pure water TDS value rises
High）.Not only this water purifier does not make RO membrane cartridge 60 service life be affected on the contrary effectively to extend RO membrane cartridge 60 to make
With the life-span, and do not affect pure water and produce water quality.Reason is as follows：
A, by electric control gear control, when water pump, current limliting and circulating electromagnetic valve are opened simultaneously water purifier be recurrent state, water
Pump now uses as circulating pump, and circulating water flow is 2 liters/min, its objective is to rinse RO membrane filtration using big flux current
Core, after circulating 2 minutes, by electric control gear control, current limliting and circulating electromagnetic valve are closed, and water purifier is controlling the water circulation state, and water pump is now
Use as booster pump, reach control controlling the water circulation operating pressure using the current-limiting function of current limliting and circulating electromagnetic valve.Preferably, this is net
Water dispenser controlling the water circulation circulates 1 minute for every five minutes.
B, because there is big flux blood circulation, water purifier its own possess the function that medicine cleans RO membrane cartridge 60,
Calcium in water when conventional types use, magnesium ion and colloid once during blocking RO film, aquifer yield wretched insufficiency, RO film can only be changed
Filter element 60.And originally enter water dispenser and RO film can be carried out with medicine cleaning, the service life of RO membrane cartridge 60 is extended with this.Clear through medicine
Its aquifer yield of RO membrane cartridge 60 after washing is fully achieved the level of new RO membrane cartridge 60, and its service life is prolonged compared with conventional types
Long more than 3 times.
Wherein, the present invention can effectively improve the flow of domestic water：In existing non-wastewater discharge Hyperfilevation water purifying machine,
Domestic water passes through water purifier completely, due to there is the resistance of filter element filtering, leads to the discharge reduction of domestic water, the present invention's
Water purifier, in order to improve domestic consumption, increased a bypass between raw water pipeline 10 and domestic water tap 180
Pipeline 160, increased domestic consumption, the flow of by-pass line 160 be 1 by the ratio of the flow of water purifier water pipe:1,
Thus effectively improving the flow of domestic water.
The recirculated water of described water purifier is 2.0L/min by the flux of RO membrane cartridge 60 surface unit time, i.e. water pump
Circulating load is 2.0L/min, makes the water purifier of the present invention come with the function of cleaning RO membrane cartridge 60 using the big flux of water pump.
Described water purifier also includes the cleanout fluid for cleaning RO membrane cartridge 60, cleanout fluid be food stage citric acid or
White vinegar, is easy to draw materials, and cleans low cost.It is implemented as follows：Produce discharge when water dispenser to decline or as the cleaning of maintenance medicine
When, cut the supply of water and electricity and open the pressure that domestic water tap 180 removes in water dispenser first, by pretreatment filter flask before any one film
Take off, outwell the recirculated water with cleanout fluid same ratio, again filter flask is reinstalled after filling medicinal liquid, power transmission relief current limliting and
Circulating electromagnetic valve 140 is in open mode, and now because raw water switches off the pump 40 work, the cleaning medicinal liquid in filter flask is in water pump 40
Do circulation drug irrigation RO membrane cartridge 60 under effect, film degree is blocked up according to RO membrane cartridge 60 and determines medicine scavenging period, cleaning
Time shuts down after reaching, and opens raw water ball valve tap water afterwards by the cleanout fluid in all filter flasks thoroughly from domestic water tap
Cement out in 180, thus completing the work that medicine cleans RO membrane cartridge 60.Before before film, pretreatment filter flask refers to RO membrane cartridge 60
The filter flask of the filter element mechanism connecting.
The Wastewater-free water purifier of the present invention increased forced-ventilated defencive function, when domestic water usage amount is on the low side, that is,：Continuously
When not up to 6 liters of 6 liters of the Pure-water Making water yield and domestic consumption（Being reached using the domestic water water yield can be by water dispenser when 6 liters
Concentrated water be replaced into raw water completely）Opening forced-ventilated by electric control gear protects electromagnetic valve to carry out forced discharge, after 6 liters of discharge automatically
Closing forced-ventilated protection electromagnetic valve and again accumulative controlling the water circulation time are controlling the water circulation amount, to solve non-normal use water purifier to RO with this
The injury of membrane cartridge 60, plays a protective role to RO membrane cartridge 60.6 liters of described continuous Pure-water Making protects node as forced-ventilated,
Simply consider actual pure water water consumption and pure water TDS value is the relation of pure water water quality and sets.
（5）The Wastewater-free water purifier of the present invention only passes through water pump and current limliting and circulating electromagnetic valve cooperation, only need to utilize one
Water pump can achieve supercharging and two kinds of functions of circulation, greatly reduces material and production cost, and the structure of water purifier is simpler,
It is more convenient for assembling and keep in repair.
As shown in Figure 7 and Figure 8, the current limliting of the present embodiment and circulating electromagnetic valve include electromagnetic valve body 301 and and electromagnetic valve body
The valve seat 302 that 301 cooperations are installed, is provided with interconnective water fender 303 and sealing between electromagnetic valve body 301 and valve seat 302
Pad 304, is disposed with spring 305, valve element 306 and silicon particle 307, silicon particle 307 and water fender in the middle part of electromagnetic valve body 301
303 abuttings, sealing gasket 304 is rabbeted with valve seat 302, is provided with circulation chamber 308, circulation chamber 308 and valve seat 302 in valve seat 302
Inwall between be provided with dividing plate 309, the height of dividing plate 309 is less than the height of circulation chamber 308, and the both sides of valve seat 302 are respectively
It is provided with water inlet pipe 310 and outlet pipe 311, water inlet pipe 310 is connected with the inside of valve seat 302, circulation chamber 308 offers circulation
Hole 312, outlet pipe 311 is connected with circulation port 312, and outlet pipe 311 is further opened with metering hole 313, metering hole 313 and valve seat 302
Inside connection.
When water purifier is for recurrent state, water after water inlet pipe 310 enters valve seat 302, upspring, dash by silicon particle 307
Plate 303 and sealing gasket 304 are lifted under hydraulic pressure effect, and water enters in circulation chamber 308, is then passed through circulation port 312 and is left to
Outlet pipe 311 is simultaneously recycled to the water inlet end of water pump, and now water pump uses as circulating pump；When water purifier is for controlling the water circulation state, silicon
Micelle 307 is abutted with water fender 303, and water, after water inlet pipe 310 enters valve seat 302, passes through metering hole after overflowing across dividing plate 309
313 enter outlet pipes 311, and now water pump uses as booster pump.The present invention using current limliting and circulating electromagnetic valve realize current limliting and
The control of circulation two states, reaches control controlling the water circulation operating pressure using the current-limiting function of current limliting and circulating electromagnetic valve.Water purifier
Can achieve while the controlling the water circulation of side and discharge simultaneously, ease of use greatly enhances.
The filter element mechanism of the present embodiment includes 51, the two grades of filter elements 52 of one-level filter element being sequentially connected in series and three-level filter element
53.
The one-level filter element 51 of the present embodiment is the paper folding filter element in 20 μm of aperture, and described two grades of filter elements 52 are active carbon filter core,
Described three-level filter element 53 is PP cotton filter core, and described post-filter 120 is post active carbon filter element.
Additionally, the no waste water Hyperfilevation water purifying machine of the present invention increased forced-ventilated defencive function, when domestic water usage amount is inclined
When few, that is,：Continuous 6 liters of the Pure-water Making water yield and during not up to 6 liters of domestic consumption（When reaching 6 liters using the domestic water water yield
Concentrated water in water dispenser can be replaced into raw water completely）Opening forced-ventilated by electric control gear 80 protects electromagnetic valve to carry out the row of pressure
Put, discharge 6 liters after be automatically switched off forced-ventilated protection electromagnetic valve and again add up the controlling the water circulation time be controlling the water circulation amount, anon-normal is solved with this
Often use the injury to RO membrane cartridge 60 for the water dispenser, RO membrane cartridge 60 is played a protective role.
The each electrifying startup of water purifier of the present invention, the second normally closed solenoid valve 111 closes, and normally open solenoid valve 90 is opened, pure
Water enter water pump 40 before again filter, controlling the water circulation after 2 minutes normally open solenoid valve 90 close, the second normally closed solenoid valve 111 opens entrance
Normal controlling the water circulation state, the operation of water purification backwater can the high problem of initial 2 minutes controlling the water circulation TDS of effectively solving RO membrane cartridge 60.
As seen in figures 3-6, initial 2 minutes controlling the water circulation amounts of the water purifier of the present invention and the change of the TDS value of water being obtained are bent
Line, and the change curve of controlling the water circulation amount after 2 minutes for the controlling the water circulation and the TDS value of water being obtained, can obtain following tables of data：
Embodiment 2
As shown in Fig. 2 the filter element mechanism of the present embodiment includes two grades of composite filter elements 54 being connected in parallel and three-level composite filter
Core 55, described two grades of composite filter elements 54, the water side water inlet with described RO membrane cartridge 60 respectively of described three-level composite filter element 55
End connects, and described fore filter 20 is the paper folding filter element in 20 μm of aperture.
Two grades of composite filter elements 54 described in the present embodiment, described three-level composite filter element 55 are sintering activity charcoal post and PP cotton
Composite filter element, the outer layer of this composite filter element is the PP cotton in 1-5 μm of aperture, is filled with sintering activity charcoal post, sintering activity in PP cotton
Charcoal post is hollow structure.
The effect of paper folding filter element is to filter larger particles material in raw water, so that a whole set of filtration system is played thin after first coarse filtration
Filter acts on, and paper folding filter element increases several times so extending service life compared with its surface area of PP cotton filter core.The work of composite filter element
With for filtering smaller particle material in raw water, for sintering activity charcoal, it primarily serves the purpose of the chlorine residue adsorbed in raw water to internal layer, and
Sintering activity charcoal compare its absorbability of granulated carbon higher up to more than 2 times.By two grades of composite filter elements 54, three-level composite filter element 55
More can effectively play its effect using being connected in parallel, maximum can improve RO membrane filtration by changing connected mode and change filter cartridge construction
Effect of pretreatment and service life before core 60.
The remainder of the present embodiment is same as Example 1, repeats no more here.
Finally it should be noted that above example is only in order to illustrating technical scheme, rather than the present invention is protected
The restriction of shield scope, although having made to explain to the present invention with reference to preferred embodiment, those of ordinary skill in the art should
Work as understanding, technical scheme can be modified or equivalent, without deviating from the reality of technical solution of the present invention
Matter and scope.
Claims (8)
1. a kind of Wastewater-free water purifier it is characterised in that：Including the fore filter being sequentially connected by pipeline, water inlet electromagnetism
Valve, water pump, filter element mechanism and RO membrane cartridge, described water purifier also includes current limiting and circulating electromagnetic valve, check valve, height press off
Pass, water butt and post-filter,
Described fore filter is connected with raw water pipeline, and the pure water inlet of described RO membrane cartridge is connected with water purification outlet pipe, water purification
The port of export of outlet pipe is connected with DI, and DI is disposed with described check valve and described rearmounted filtration along water (flow) direction
Device, the water side of post-filter is connected with pure water tap, and the DI of the water inlet end of described post-filter passes through standpipe
Road is connected with described water butt；Described high-voltage switch gear is arranged at described water storage pipeline；
The concentrated water outlet of described RO membrane cartridge is connected with concentrated water outlet pipe, and the port of export of concentrated water outlet pipe is connected to concentrated water and returns
Water pipe, domestic water pipeline, concentrated water return pipe is disposed with described current limliting and circulating electromagnetic valve and described list along water (flow) direction
To valve, the water side of concentrated water return pipe is connected with the water inlet end of described water pump, and the water side of domestic water pipeline is connected with life
Use faucet；
Described water purifier also includes electric control gear, described entering water electromagnetic valve, described high-voltage switch gear, described water pump and described current limliting
And circulating electromagnetic valve is electrically connected with described electric control gear respectively；
Described current limliting and circulating electromagnetic valve include electromagnetic valve body and valve seat, electromagnetic valve body and the valve seat installed with electromagnetic valve body cooperation
Between be provided with water fender and sealing gasket, be disposed with spring, valve element and silicon particle, silicon particle and dash in the middle part of electromagnetic valve body
Plate abuts, and sealing gasket and valve seat are rabbeted, and is provided with circulation chamber in valve seat, be provided between circulation chamber and the inwall of valve seat every
Plate, the height of dividing plate is less than the height of circulation chamber, and the both sides of valve seat are respectively arranged with water inlet pipe and outlet pipe, water inlet pipe and valve
The inside connection of seat, circulation chamber offers circulation port, and outlet pipe is connected with circulation port, and outlet pipe is further opened with metering hole, limit
Discharge orifice is connected with the inside of valve seat；
The port of export of described water purification outlet pipe is also associated with water purification return pipe, and water purification return pipe is disposed with often along water (flow) direction
Open electromagnetic valve and check valve, the port of export of water purification return pipe is connected to the water side of described entering water electromagnetic valve, and described DI is also
It is provided with the second normally closed solenoid valve, the second normally closed solenoid valve is arranged at the water inlet end of described DI.
2. a kind of Wastewater-free water purifier according to claim 1 it is characterised in that：Described raw water pipeline is used with described life
It is provided with by-pass line, by-pass line is provided with water flow switch and check valve between water pipeline.
3. a kind of Wastewater-free water purifier according to claim 1 it is characterised in that：The port of export of described concentrated water outlet pipe is also
Be connected with forced-ventilated protection pipeline, forced-ventilated protection pipeline is provided with the first normally closed solenoid valve, the outlet of the first normally closed solenoid valve with
Sewer pipe connects, and the first normally closed solenoid valve is electrically connected with described electric control gear.
4. a kind of Wastewater-free water purifier according to claim 1 it is characterised in that：Described water purifier also includes for clear
Wash the cleanout fluid of RO membrane cartridge, cleanout fluid is citric acid or the white vinegar of food stage.
5. a kind of Wastewater-free water purifier according to any one in claim 1-4 it is characterised in that：Described filter element mechanism
Including the one-level filter element being sequentially connected in series, two grades of filter elements and three-level filter element.
6. a kind of Wastewater-free water purifier according to claim 5 it is characterised in that：Described one-level filter element is 20 μm of aperture
Paper folding filter element, described two grades of filter elements are sintering activity carbon filtration core, and described three-level filter element is PP cotton filter core, and described post-filter is
Post active carbon filter element.
7. a kind of Wastewater-free water purifier according to any one in claim 1-4 it is characterised in that：Described filter element mechanism
Including two grades of composite filter elements being connected in parallel and three-level composite filter element, described two grades of composite filter elements, described three-level composite filter element
Water side is connected with the water inlet end of described RO membrane cartridge respectively, and described fore filter is the paper folding filter element in 20 μm of aperture.
8. a kind of Wastewater-free water purifier according to claim 7 it is characterised in that：Described two grades of composite filter elements, described three
Level composite filter element is sintering activity charcoal post and the composite filter element of PP cotton, and the outer layer of this composite filter element is the PP cotton in 1-5 μm of aperture,
It is filled with sintering activity charcoal post, sintering activity charcoal post is hollow structure in PP cotton.
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| CN201510132504.3A CN104773856B (en) | 2015-03-10 | 2015-03-25 | A kind of Wastewater-free water purifier |
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| CN2015101038744 | 2015-03-10 | ||
| CN201510132504.3A CN104773856B (en) | 2015-03-10 | 2015-03-25 | A kind of Wastewater-free water purifier |
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| CN104773856B true CN104773856B (en) | 2017-03-08 |
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| CN105060532B (en) * | 2015-08-07 | 2017-04-19 | 杨正涛 | Intelligent anti-blocking and water-saving water purifier and water purifying method |
| CN105217821B (en) * | 2015-10-13 | 2018-02-02 | 北京四季沐歌太阳能技术集团有限公司 | A kind of efficient counter-infiltration water manufacturing system of Intelligent adjustment |
| CN105384274A (en) * | 2015-12-15 | 2016-03-09 | 苏州亚都净水科技有限公司 | Water purifier without wastewater discharge |
| CN105481129A (en) * | 2016-01-25 | 2016-04-13 | 朱岩武 | Waste-water-free automatic integrated water purification machine |
| CN106337476A (en) * | 2016-12-01 | 2017-01-18 | 孙震寰 | Wastewater recycling device of water purifier |
| CN107792918B (en) * | 2017-12-08 | 2023-10-31 | 蒋志远 | Concentrated water recovery system of water purifier and control method thereof |
| CN109987677A (en) * | 2018-01-02 | 2019-07-09 | 佛山市顺德区美的饮水机制造有限公司 | The control method of water purification system and water purification system |
| CN110342667A (en) * | 2019-08-05 | 2019-10-18 | 浙江艾波特环保科技股份有限公司 | A kind of water purifier and method reducing pure water TDS value |
| CN110342689A (en) * | 2019-08-13 | 2019-10-18 | 广东凯尔迪清洗技术有限公司 | A kind of waste water indirect regeneration applied to semiconductor packing process cleaning process |
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| US20060131219A1 (en) * | 2004-12-17 | 2006-06-22 | Anderson R.O. Technology Co., Ltd. | Reverse osmosis filter machine with autocontrol structure |
| CN201428806Y (en) * | 2009-07-07 | 2010-03-24 | 杨迎龙 | Waste water ratio electromagnetic valve |
| CN201962148U (en) * | 2011-04-18 | 2011-09-07 | 张学武 | Reverse osmosis water purifier without effluent discharge |
| CN102910750A (en) * | 2011-12-02 | 2013-02-06 | 何水兵 | RO (reverse osmosis) water purification system without wastewater discharge |
| CN203048685U (en) * | 2012-12-21 | 2013-07-10 | 柯淇环境技术(宁波)有限公司 | Energy-saving type reverse-osmosis water purification machine |
| CN203176370U (en) * | 2013-02-04 | 2013-09-04 | 深圳安吉尔饮水产业集团有限公司 | Waste water ratio electromagnetic valve |
| CN203346192U (en) * | 2013-07-10 | 2013-12-18 | 廖恒路 | No-wastewater discharge reverse osmosis (RO) membrane pure double-water machine |
| CN203807258U (en) * | 2014-04-04 | 2014-09-03 | 张学武 | Wastewater-discharge-free reverse osmosis water purifier |
| CN204058099U (en) * | 2014-09-02 | 2014-12-31 | 廖恒路 | Without waste water purified water machine |
| CN104355424A (en) * | 2014-09-22 | 2015-02-18 | 江苏正本净化节水科技实业有限公司 | Household wastewater-free membrane treatment system |
| CN204588853U (en) * | 2015-03-10 | 2015-08-26 | 广东汇聚环保科技有限公司 | A kind of without waste water water-purifying machine |
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