CN107010776A - A kind of water purifier that concentrated water function is replaced with pure water - Google Patents
A kind of water purifier that concentrated water function is replaced with pure water Download PDFInfo
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- CN107010776A CN107010776A CN201710299406.8A CN201710299406A CN107010776A CN 107010776 A CN107010776 A CN 107010776A CN 201710299406 A CN201710299406 A CN 201710299406A CN 107010776 A CN107010776 A CN 107010776A
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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
- C02F9/00—Multistage treatment of water, waste water or sewage
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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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- 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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- 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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- 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
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
-
- 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
- C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
-
- 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
- C02F2209/005—Processes using a programmable logic controller [PLC]
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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
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention discloses a kind of water purifier that concentrated water function is replaced with pure water, the water outlet of pressure pot is divided into pure water path and pure water current return circuit, and pure water current return circuit is connected to the water inlet end of RO filter cores, and pure water current return circuit is provided with return flow solenoid valve；When water processed is completed, after pressure pot full water, entering water electromagnetic valve and booster pump are closed, return flow solenoid valve and concentrated water magnetic valve are opened, pure water in pressure pot enters RO filter cores through pure water current return circuit, after concentrated water in RO filter cores is discharged by concentrated water magnetic valve, close and pure water is full of in concentrated water magnetic valve and return flow solenoid valve, RO filter cores.The present invention with regard to carrying out 1 st pure water displacement concentrated water, solves RO films because long period of soaking makes the problem of surface can form various saline crystallizations in concentrated water, considerably increases the service life of RO filter cores at regular intervals.
Description
Technical field
The invention belongs to purifier technical field, more particularly to a kind of water purifier that concentrated water function is replaced with pure water.
Background technology
RO water purifiers in the market are completed in machine after water processed, and the condensed water of high concentration is filled with filter flask, this
If water long period of soaking is not circulated, various saline crystallizations can be formed on RO films surface, the performance and service life of film is influenceed.At present
Part producer can have an enforceable flushing to RO films in RO mechanism water, but this flushing is rinsed using raw water, punching
Wash after terminating the raw water of higher concentration has still been soaked in filter flask, time length still suffers from crystalline polamer.
The content of the invention
The invention aims to solve the above problems there is provided a kind of service life that can extend RO films with pure
Water replaces the water purifier of concentrated water function.
Therefore, the technical scheme is that：A kind of water purifier that concentrated water function is replaced with pure water, including raw water are entered
Mouthful, original water inlet connects preposition filter core, and preposition filter core is sequentially connected entering water electromagnetic valve and booster pump；The booster pump connection RO filters
The water inlet end of core, the pure water end of RO filter cores is connected to pressure pot, it is characterised in that：The water outlet of the pressure pot is divided into pure water path
With pure water current return circuit, pure water path connects depotition cock by rearmounted filter core, and pure water current return circuit is connected to entering for RO filter cores
Water end (W.E.), pure water current return circuit is provided with return flow solenoid valve；The concentrated water end connection concentrated water path of the RO filter cores, the connection of concentrated water path
Concentrated water magnetic valve；Also include control module, control module control entering water electromagnetic valve, booster pump, return flow solenoid valve and concentrated water electromagnetism
The break-make of valve；
The logic of the control module is：When water processed is completed, after pressure pot full water, entering water electromagnetic valve and booster pump are closed, backflow
Magnetic valve and concentrated water magnetic valve are opened, and the pure water in pressure pot enters RO filter cores through pure water current return circuit, will be dense in RO filter cores
After water is discharged by concentrated water magnetic valve, close and pure water is full of in concentrated water magnetic valve and return flow solenoid valve, RO filter cores.
Further, the pure water end of the RO filter cores is connected to pressure pot by the first non-return valve and high-voltage switch gear；It is described
Pure water current return circuit is provided with the second non-return valve, positioned at return flow solenoid valve rear end.
During water processed of the invention, entering water electromagnetic valve is opened with booster pump, return flow solenoid valve and concentrated water closed electromagnetic valve, raw water warp
The water that original water inlet enters after preposition filter core initial filter, initial filter enters entering water electromagnetic valve, then into RO filters after booster pump is pressurized
Core, by the pure water of RO filter element filterings via in the first non-return valve and high-voltage switch gear feed pressure bucket.When pressure pot full water, pipe
Whole circuit is cut off in the rise of road pressure, high-voltage switch gear take-off；Booster pump, entering water electromagnetic valve, return flow solenoid valve, concentrated water electromagnetism
Valve is stopped, and keeps holding state.
Entering water electromagnetic valve, return flow solenoid valve and concentrated water magnetic valve in the present invention are the existing electromagnetism complete switched off
Valve.
The present invention is full in pressure pot, and water processed terminated after a period of time, control module restarting return flow solenoid valve and concentrated water
Magnetic valve so that the concentrated water that the pure water in pressure pot is flowed into RO filter cores, RO filter cores through pure water current return circuit passes through concentrated water electromagnetism
After valve discharge, go to displace the concentrated water in RO filter cores using pure water so that be full of pure water in RO filter cores.The present invention is every certain
Time just carries out 1 st pure water displacement concentrated water, solves RO films because long period of soaking makes surface to form various salts in concentrated water
The problem of crystallization, considerably increase the service life of RO filter cores.
Brief description of the drawings
It is described in further detail below in conjunction with accompanying drawing and embodiments of the present invention
Fig. 1 is schematic diagram of the invention；
Fig. 2 is the structural representation of plate of water route of the present invention；
Fig. 3 is the structural representation of concentrated water path in plate of water route of the present invention.
Marked in figure：Entering water electromagnetic valve 1, booster pump 2, plate of water route 3, original water inlet 31, pure water outlet 32, concentrated water outlet
33rd, pressure pot connector 34, PP filter cores 41, active carbon filter core 42, ultrafiltration membrane filter element 43, rearmounted filter core 44, RO filter cores 5, water inlet
Tap 61, pressure-reducing valve 62, TDS probes 63, depotition cock 64, the first non-return valve 71, the second non-return valve 72, the 3rd non-return valve 73,
Return valve 74, high-voltage switch gear 8, pressure pot 9, pure water path 91, pure water current return circuit 92, concentrated water path 93, vortex position 930, whirlpool
Revolve path leading portion 931, vortex path stage casing 932, vortex path latter end 933, apopore 934, concentrate recirculation path 94, the second magnetic
Change device 10, the first magnetizer 11, return flow solenoid valve 12, concentrated water magnetic valve 13.
Embodiment
Referring to accompanying drawing.The present embodiment includes control module, plate of water route 3 and filtering module；Path is preset built in plate of water route, with
Under the various water routes be arranged in plate of water route, filtering module and various components are installed in plate of water route；The side of plate of water route 3
Face is provided with the original water inlet 31 with default communication, pure water outlet 32, concentrated water outlet 33 and pressure pot connector 34, plate of water route
Entering water electromagnetic valve 1, booster pump 2 and filtering module are installed, the filtering module includes preposition filter core and RO filter cores 5, described on 3
Preposition filter core includes PP filter cores 41, active carbon filter core 42 and ultrafiltration membrane filter element 43.
Original water inlet 31 connects feed cock 61, and original water inlet 31 is sequentially connected preposition filter core, water inlet by built-in pipeline
Magnetic valve 1 and booster pump 2, are provided with pressure-reducing valve 62 and TDS probes 63 between original water inlet 31 and preposition filter core, booster pump 2 is connected
The water inlet end of RO filter cores 5, the pure water end of RO filter cores 5 passes sequentially through the first non-return valve 71 and the connection pressure pot connection of high-voltage switch gear 8
Mouth 34, the connection pressure pot 9 of pressure pot connector 34.This section of pipeline of the water inlet end of the connection of booster pump 3 RO filter cores 5 is provided with the
Two magnetizers 10, are presented as on this section of pipeline that the caliber of long and narrow pipeline is less than narrow provided with one section of long and narrow pipeline in plate of water route
The caliber of long pipe runs two ends pipeline；Second magnetizer 10 is arranged on the front end pipeline of the long and narrow pipeline, and current are via the second magnetic
RO filter cores are flowed into after changing device magnetization.
The water outlet of the pressure pot 9 is divided into two-way, is all the way pure water path 91, and another road is pure water current return circuit 92, pure
Water passage 91 connects rearmounted filter core 44, and rearmounted filter core 44 connects the pure water outlet 32 of plate of water route again, and pure water outlet is finally connected out
Tap 64；And pure water current return circuit 92 is connected on the water inlet end of RO filter cores 5, pure water current return circuit 92 and is provided with backflow electromagnetism
The non-return valve 72 of valve 12 and second；This is pure water return-flow structure, can replace the concentrated water in RO filter cores.
It is fork in the middle of concentrated water path 93 built in the concentrated water end connection of the RO filter cores 5, concentrated water path, starts to be divided into
Two-way, the connection concentrated water of a-road-through overrich water solenoid valve 13 outlet 33, another road is concentrate recirculation path 94, concentrate recirculation path 94
It is connected between preposition filter core and original water inlet 31, i.e., converges the preposition filter core of inflow with raw water；On the concentrate recirculation path 94
There is the non-return valve 73 of return valve 74 and the 3rd.
The first magnetizer 11 is provided with before the bifurcated mouthful of concentrated water path 93 and the vortex position 930 of vortex water flow can be formed, will
After both combine, the concentrated water path in plate of water route has reformed into the vortex path of three stage structure in the structure of bifurcated mouthful,
The caliber in the vortex path stage casing 932 is less than the caliber of the vortex path leading portion 931, and the caliber of the vortex path latter end 933 is big
In the caliber of the vortex path leading portion 931；The pipe diameter size of the vortex path latter end 933 is more than the axial length of the latter end,
The axial cross section of the vortex path latter end 933 is rectangular configuration, and the long side of the rectangular configuration is perpendicular to the vortex path stage casing
The flow direction of current in 932, flow direction of the short side parallel to current in the vortex path stage casing 932.The vortex path latter end is provided with
Apopore 934, apopore 934 is located in the side of the extended line of vortex path stage casing 932, i.e. apopore 934 and vortex path
Section 932 can not be on same straight line；Sum it up, 93 points of concentrated water path is the leading portion 931 of normal caliber, the stage casing of pipe with small pipe diameter
932 and the latter end 933 of Large Diameter Pipeline, and latter end axial length is less than caliber, section is vertical rectangle；The concentrated water magnetic valve 13
At the apopore 934 of concentrated water path latter end 933, the first magnetizer 11 is arranged on the vortex path leading portion 931.
The waste water ratio of the present embodiment can manually or automatically be controlled, and pacify between original water inlet 31 and preposition filter core
Equipped with TDS probes 63, toggle switch is also equipped with water purifier, toggle switch is provided with three operating keys, the control module
Connect TDS probes 63 and toggle switch, TDS probes send the TDS values of measurement to control module, toggle switch is by operating key
Opening and closing situation sends control module, the opening and closing of control module control entering water electromagnetic valve 1 and concentrated water magnetic valve 13 to.Opened using dial-up
The opening and closing situation for closing three operating keys to adjust the washing time of water purifier and water time processed manually, adjusts waste water ratio；Work as dial-up
When three operating keys of switch are in closed mode, the TDS values of original water inlet, control module root are detected using TDS probes 63
The washing time of water purifier and water time processed are adjusted according to TDS values, so as to play a part of adjusting waste water ratio.
When automatically adjusting, waste water ratio is controlled by raw water TDS values.By when raw water TDS values<When 200, control module control water inlet
Magnetic valve 1 and the energization work of booster pump 2, concentrated water magnetic valve 13 are closed, and machine starts water processed, add up water processed 5 minutes altogether.Water 5 processed
After minutes are arrived, entering water electromagnetic valve 1, the energization work of booster pump 2, concentrated water magnetic valve 13 are also powered work, and machine starts to rinse,
Washing time is 17 seconds.Start water processed 5 minutes again after rinsing 17 seconds, so circulation, until pressure pot 9 is full of water.Under this state
Pure water and waste water ratio are=2:1.
When 200≤raw water TDS values<When 500, control module control entering water electromagnetic valve 1 and the energization work of booster pump 2, concentrated water
Magnetic valve 13 is closed, and machine starts water processed, adds up water processed 5 minutes altogether.After the minutes of water 5 processed are arrived, entering water electromagnetic valve 1, supercharging
The energization work of pump 2, concentrated water magnetic valve 13 is also powered work, and machine starts to rinse, and washing time is 34 seconds.Opened again after rinsing 34 seconds
Beginning water processed 5 minutes, so circulation, until pressure pot 9 is full of water.Pure water and waste water ratio are 1 under this state:1.
When raw water TDS values >=500, control module control entering water electromagnetic valve 1 and the energization work of booster pump 2, concentrated water electromagnetism
Valve 13 is closed, and machine starts water processed, adds up water processed 5 minutes altogether.After the minutes of water 5 processed are arrived, entering water electromagnetic valve 1, booster pump 2 lead to
Electricity work, concentrated water magnetic valve 13 is also powered work, and machine starts to rinse, and washing time is 68 seconds.Start system after rinsing 68 seconds again
Water 5 minutes, so circulation, until pressure pot 9 is full of water.Pure water and waste water ratio are 1 under this state:2.
Manually during regulation, waste water ratio is by toggle switch control：
When first operating key of toggle switch is in opening, when second and third operating key is closed, dial-up is opened
Close and input " 100 " signal to electric-controlled plate, control module is handled " 100 " signal received, and control module is controlled into water power
Magnet valve 1 and the energization work of booster pump 2, concentrated water magnetic valve 13 are closed, and machine starts water processed, add up water processed 5 minutes altogether.5 points of water processed
After clock time is arrived, entering water electromagnetic valve 1, the energization work of booster pump 2, concentrated water magnetic valve 13 are also powered work, and machine starts to rinse, punching
The time is washed for 17 seconds.Start water processed 5 minutes again after rinsing 17 seconds, so circulation, until pressure pot 9 is full of water.It is pure under this state
Water and waste water ratio are=2:1.
When the second operating key of toggle switch is in opening, when first and third operating key is closed, dial
Code switch gives electric-controlled plate input " 010 " signal, and control module handled " 010 " signal received, control module control into
Water solenoid valve 1 and the energization work of booster pump 2, concentrated water magnetic valve 13 are closed, and machine starts water processed, add up water processed 5 minutes altogether.Water processed
After 5 minutes are arrived, entering water electromagnetic valve, booster pump energization work, concentrated water magnetic valve are also powered work, and machine starts to rinse, punching
The time is washed for 34 seconds.Start water processed 5 minutes again after rinsing 34 seconds, so circulation, until pressure pot is full of water.Pure water under this state
It is 1 with waste water ratio:1.
When the 3rd operating key of toggle switch is in opening, when first and second operating key is closed, dial
Code switch gives electric-controlled plate input " 001 " signal, and control module handled " 001 " signal received, control module control into
Water solenoid valve 1 and the energization work of booster pump 2, concentrated water magnetic valve 13 are closed, and machine starts water processed, add up water processed 5 minutes altogether.Water processed
After 5 minutes are arrived, entering water electromagnetic valve, booster pump energization work, concentrated water magnetic valve are also powered work, and machine starts to rinse, punching
The time is washed for 68 seconds.Start water processed 5 minutes again after rinsing 68 seconds, so circulation, until pressure pot is full of water.Pure water under this state
It is 1 with waste water ratio:2.
Entering water electromagnetic valve 1, return flow solenoid valve 12, concentrated water magnetic valve 13 described in the present embodiment are that existing can close completely
Disconnected magnetic valve.
During the present embodiment water, entering water electromagnetic valve 1 is opened with booster pump 2, and return flow solenoid valve 12 and concentrated water magnetic valve 13 are closed
Close, raw water enters preposition filter core initial filter after being depressurized through pressure-reducing valve 62 from original water inlet 31, the now measurement of TDS probes 63 raw water
TDS values, are sent to control module, and control module starts to control the switch off time of entering water electromagnetic valve 1 and concentrated water magnetic valve 13；In the past
The water after filter core initial filter is put into entering water electromagnetic valve 1, then RO filter cores 5, the magnetic of passage in transit second are flowed to after the supercharging of booster pump 2
Change device 10 to magnetize, the various salts substances crystallization of larger particles shape in the water after initial filter is broken up again resolve into it is loose cotton-shaped
Fine granularity material, the water after magnetization flow through pipe with small pipe diameter long and narrow pipeline accelerate after enter RO filter cores 5, by the mistake of RO filter cores 5
Pure water after filter is via in the first non-return valve 71 and the feed pressure of high-voltage switch gear 8 bucket 9.But when depotition cock 64 is opened, pressure pot 9
Interior pure water flows to rearmounted filter core 44 by pure water path 91 and filtered, finally from the water outlet of depotition cock 64, when depotition cock 64 is closed
When closing, pure water is carried out in feed pressure bucket 9.When 9 full water of pressure pot, the rise of pipeline inner pressure, the take-off of high-voltage switch gear 8 is cut
Break whole circuit；Booster pump 2, entering water electromagnetic valve 1, return flow solenoid valve 12, concentrated water magnetic valve 13 are stopped, and keep standby shape
State.
The present embodiment is full in pressure pot 9, and water processed terminated after a period of time, the control module restarting He of return flow solenoid valve 12
Concentrated water magnetic valve 13 so that the concentrated stream that the pure water in pressure pot 9 is flowed into RO filter cores 5, RO filter cores 5 through pure water current return circuit 92
Into concentrated water path 93, the salt ion content now in concentrated water is very high, magnetizes via the first magnetizer 11, after magnetization in water
The various salts substances crystallization of larger particles shape broken up again and resolve into loose cotton-shaped fine granularity material, this material
Above large particle crystal shape material so strong adhesive capacity is not had.And concentrated water path 93 is divided into three-stage, stage casing caliber
Suddenly reduce, and latter end is vertically arranged stripe region, because water route caliber diminishes when the concentrated water after magnetization flows to stage casing,
Cause water velocity now to be accelerated, then current are an open vertical region forward, ultimately result in rotation nest shape current
Formed, rushed in from apopore 934 in concentrated water magnetic valve 13.Both it is avoided that the scattered particle of magnetization is recrystallized, again can be to below
Concentrated water magnetic valve 13 uninterruptedly rinsed, so as to extend the service life of concentrated water magnetic valve 13.
The present embodiment with regard to carrying out 1 st pure water displacement concentrated water, solves RO films because long period of soaking is in concentrated water at regular intervals
In and make the problem of surface can form various saline crystallizations, considerably increase the service life of RO filter cores.
The control module of the present embodiment is also connected with guidance panel, and guidance panel is provided with various buttons and icon, including " clear
Wash " key, cleaning font and icon, water font processed and icon, full water font and icon etc..During flushing：Water purifier is powered every time, from
It is dynamic to rinse 20 seconds；Usually short-press " cleaning " key, then machine start to rinse 20 seconds, press " cleaning " key again when rinsing, closing
Rinse；During flushing, cleaning font and icon Chang Liang, entering water electromagnetic valve, entering water electromagnetic valve, concentrated water magnetic valve, booster pump energization work
Make.
Water processed：When detecting high-voltage switch gear closure, start water processed, entering water electromagnetic valve and booster pump energization work, concentrated water electricity
Magnet valve is powered off.During water processed, water font processed and icon Chang Liang.Aqueous mode processed is divided into automatically and manually two kinds.Patten transformation mode,
It is provided with manually by installation personnel after sale on master control borad.Such as manual mode setting mistake, run by automatic mode.
Full water：Detect when high-voltage switch gear disconnects and enter full water state, during full water, full water font and icon Chang Liang.
Add up water processed after 2 hours, detect high-voltage switch gear disconnection, return flow solenoid valve, concentrated water solenoid valves work 10 seconds,
Recoil pure water to RO films, replaces the concentrated water in RO filter cores using pure water, full water or water state processed are entered back into after terminating.On machine
Electricity, when pressure pot first time water is full, recoil once, is backwashed 1 time for accumulative 2 hours later to RO films.
Claims (2)
1. a kind of water purifier that concentrated water function is replaced with pure water, including original water inlet, original water inlet connect preposition filter core, preposition
Filter core is sequentially connected entering water electromagnetic valve and booster pump；The booster pump connects the water inlet end of RO filter cores, and the pure water end of RO filter cores connects
It is connected to pressure pot, it is characterised in that：The water outlet of the pressure pot is divided into pure water path and pure water current return circuit, and pure water path passes through
Rearmounted filter core connects depotition cock, and pure water current return circuit is connected to the water inlet end of RO filter cores, and pure water current return circuit is provided with backflow
Magnetic valve；The concentrated water end connection concentrated water path of the RO filter cores, concentrated water path connection concentrated water magnetic valve；Also include control module,
Control module controls the break-make of entering water electromagnetic valve, booster pump, return flow solenoid valve and concentrated water magnetic valve；
The logic of the control module is：When water processed is completed, after pressure pot full water, entering water electromagnetic valve and booster pump are closed, backflow
Magnetic valve and concentrated water magnetic valve are opened, and the pure water in pressure pot enters RO filter cores through pure water current return circuit, will be dense in RO filter cores
After water is discharged by concentrated water magnetic valve, close and pure water is full of in concentrated water magnetic valve and return flow solenoid valve, RO filter cores.
2. a kind of water purifier that concentrated water function is replaced with pure water as claimed in claim 1, it is characterised in that：The RO filter cores
Pure water end pressure pot is connected to by the first non-return valve and high-voltage switch gear；The pure water current return circuit is provided with the second check
Valve, positioned at return flow solenoid valve rear end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710299406.8A CN107010776A (en) | 2017-05-02 | 2017-05-02 | A kind of water purifier that concentrated water function is replaced with pure water |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710299406.8A CN107010776A (en) | 2017-05-02 | 2017-05-02 | A kind of water purifier that concentrated water function is replaced with pure water |
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| Publication Number | Publication Date |
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| CN107010776A true CN107010776A (en) | 2017-08-04 |
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| CN201710299406.8A Pending CN107010776A (en) | 2017-05-02 | 2017-05-02 | A kind of water purifier that concentrated water function is replaced with pure water |
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| CN107543906A (en) * | 2017-09-01 | 2018-01-05 | 九阳股份有限公司 | A kind of water purifier sensor automatic correcting method |
| CN107804922A (en) * | 2017-10-23 | 2018-03-16 | 江苏菲姆斯环保科技有限公司 | A kind of domestic water purifying machine |
| CN110642330A (en) * | 2019-09-05 | 2020-01-03 | 浙江艾波特环保科技股份有限公司 | Prevent purifier that TDS value risees |
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| CN104773859A (en) * | 2015-04-14 | 2015-07-15 | 江西书源科技有限公司 | Reverse osmosis water purifier as well as intelligent pure water back-flushing water-saving system and intelligent pure water back-flushing water-saving method |
| CN204661437U (en) * | 2015-04-14 | 2015-09-23 | 江西书源科技有限公司 | A kind of positive back flushing of intelligent pure water and temperature steady flow water-saving type reverse osmosis water purifier |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107543906A (en) * | 2017-09-01 | 2018-01-05 | 九阳股份有限公司 | A kind of water purifier sensor automatic correcting method |
| CN107543906B (en) * | 2017-09-01 | 2020-10-27 | 九阳股份有限公司 | Self-correcting method for water purifier sensor |
| CN107804922A (en) * | 2017-10-23 | 2018-03-16 | 江苏菲姆斯环保科技有限公司 | A kind of domestic water purifying machine |
| CN110642330A (en) * | 2019-09-05 | 2020-01-03 | 浙江艾波特环保科技股份有限公司 | Prevent purifier that TDS value risees |
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