CN206955779U - A kind of water-saving water purifier - Google Patents
A kind of water-saving water purifier Download PDFInfo
- Publication number
- CN206955779U CN206955779U CN201720444749.4U CN201720444749U CN206955779U CN 206955779 U CN206955779 U CN 206955779U CN 201720444749 U CN201720444749 U CN 201720444749U CN 206955779 U CN206955779 U CN 206955779U
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- Prior art keywords
- water
- concentrated
- reverse osmosis
- osmosis membrane
- pure
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 402
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 71
- 239000012528 membrane Substances 0.000 claims abstract description 70
- 229920000742 Cotton Polymers 0.000 claims abstract description 22
- 239000002351 wastewater Substances 0.000 claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 claims description 38
- 241000219146 Gossypium Species 0.000 claims description 21
- 239000007788 liquid Substances 0.000 claims description 7
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 238000000746 purification Methods 0.000 abstract description 32
- 230000000694 effects Effects 0.000 abstract description 6
- 150000003839 salts Chemical class 0.000 abstract description 4
- 238000011010 flushing procedure Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 238000011084 recovery Methods 0.000 description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 7
- 229910052799 carbon Inorganic materials 0.000 description 5
- 238000001764 infiltration Methods 0.000 description 5
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 4
- 244000005700 microbiome Species 0.000 description 4
- 241000195493 Cryptophyta Species 0.000 description 3
- 230000001580 bacterial effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000003643 water by type Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000003651 drinking water Substances 0.000 description 2
- 235000020188 drinking water Nutrition 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000012206 bottled water Nutrition 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000002535 lyotropic effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- -1 thing particulate Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model provides a kind of water-saving water purifier, the water purification machine includes entering water electromagnetic valve, open raw water tank, high-pressure hydraulic pump, PP cotton cartridge filters, reverse osmosis membrane assembly, band waste water ratio drain solenoid valve, NF concentrated water reuse magnetic valve, concentrated water discharge magnetic valve, produce water discharge solenoid valve, controller and pure water pressure pot.Unboiled water is closed after entering water electromagnetic valve fills open raw water tank, concentrated water caused by pure water mechanism water returns to open raw water tank and is recycled, until when unboiled water salt content is too high, just by the concentrated water emptying in raw water tank, fresh unboiled water is injected into open raw water tank again, water processed to pure water pressure pot fills repeatedly, water pause processed.By using flushing of the open raw water tank to reverse osmosis membrane assembly and concentrated water circulation and stress, effluent quality height is realized, the small effect of concentrated water drainage, concentrated water drainage is about the 1/10 of traditional water purification machine, and simple in construction, great popularization.
Description
Technical field
It the utility model is related to Pure water preparation technical field, and in particular to a kind of civilian water purification machine.
Background technology
As people occur by the civilian small of numerous manufacturer productions to the attention degree more and more higher of safty of drinking water, the country
Type water purification machine, they use low pressure reverse osmosis membrane technology mostly, mainly using enclosed construction, are ensured public security and filtered by first order PP cottons
Device, second level active carbon filter, third level PP cotton cartridge filters, high-pressure hydraulic pump, reverse osmosis membrane assembly, post active carbon mistake
Filter, pressure pure water cylinder are formed.In actual use, pure water recovery rate is typically only capable of reaching 18~20%, and pure water is with arranging
Put concentrated water ratio generally 1:3~4, cause largely to can use tap water direct to run in being put into sewer, water resource is caused to waste.
Contain certain density suspension and dissolved matter in running water, suspension is mainly that silt and iron rust etc. are inorganic
The biological particle such as thing particulate, colloid and microorganism, algae, dissolved matter be mainly lyotropic salt (such as chloride, carbonate,
Sulfate and silicate) metal oxide, soda acid etc..These materials easily cause various forms of counter-infiltrations during water processed
Fouling membrane (microorganism pollution, chemical contamination, particle and colloid pollution), wherein microorganism pollution are caused in reverse osmosis membrane pollution
One kind of most serious.The formation of biofouling will reduce counter-infiltration system performance, the service life for reducing reverse osmosis membrane, cause
Water outlet flora is exceeded, and biological pollution can not be eliminated by simply rinsing flow.In the structure of traditional water purification machine, second
Level active carbon filter, mainly for the treatment of these organic pollutions, but one month in generally is being used, the hole base of activated carbon
Originally blocked by microbial film, lose absorption chlorine residue and the effect of organic matter, turn into a flora carrier, due to totally enclosed water
Machine can not Jin rows Cheongju wash, so the reverse osmosis membrane of most of civilian water purification machine is general all seriously polluted.Producing water ratio is not
And the half of theoretical value, and the quality of water outlet is bad, and electrical conductivity, bacterial content are higher in large scale industry reverse-osmosis treated system
The effluent index (such as Wahaha Pure Water and all kinds of brand bottled waters) of system.It is therefore desirable to civilian reverse osmosis water purification machine and
Pure water processing method is improved and optimized, so as to lift the water effect processed of civilian water purification machine.
The content of the invention
For overcome the deficiencies in the prior art, the utility model provides a kind of water-saving water purifier, by first before water processed
Reverse osmosis membrane assembly is rinsed, and reclaims the discharge concentrated water still with recovery value repeatedly, considerably reduces the wave of water resource
Take, improve pure water recovery rate, improve the water quality of pure water water outlet；Double-filtration processing is employed, it is high with regard to pure water water quality can be made
In the treatment effect of market main flow water purification machine, the structure of water purification machine is enormously simplify, reduces the trouble point of water purification machine, extends
In the life-span of water purification machine, reduce use cost.
Technical scheme is used by the utility model solves its technical problem：Including open raw water tank, electromagnetism of intaking
Valve, high-pressure hydraulic pump, PP cotton cartridge filters, reverse osmosis membrane assembly, band waste water ratio drain solenoid valve, NF concentrated water reuse magnetic valve are dense
Water discharge solenoid valve, produce water discharge solenoid valve, pure water pressure pot, controller.
The water inlet of the open raw water tank is connected by entering water electromagnetic valve with inlet pipeline, is received and is noted by inlet pipeline
The unboiled water entered.
The water inlet end of the high-pressure hydraulic pump is connected with the delivery port of the open raw water tank.
The water inlet end of the PP cottons cartridge filter is connected with the water side of the high-pressure hydraulic pump.
The water inlet of the reverse osmosis membrane assembly is connected with the water side of the PP cottons cartridge filter；The reverse osmosis membrane
The delivery port of component is divided into production water end (W.E.) and concentrated water end；Wherein, the concentrated water end connects with the water inlet end with waste water ratio drain solenoid valve
Connect；The water side with waste water ratio drain solenoid valve connects NF concentrated water reuse magnetic valve, concentrated water discharge by four-way connection respectively
Magnetic valve and production water discharge solenoid valve；The NF concentrated water reuse magnetic valve is connected with the water inlet of the open raw water tank；It is described
Concentrated water discharge magnetic valve water side is connected with discharge pipe line；The production water end (W.E.) produces entering for water discharge solenoid valve and check-valves with described
Water end (W.E.) connects.
The water inlet of the pure water pressure pot is connected with the water side of the check-valves；The check-valves and the pure water
Pure water pressure pot pressure switch is provided between the water inlet of pressure pot, for detecting whether the pure water pressure pot pure water fills
It is full.
The controller by wire respectively with the entering water electromagnetic valve, the high-pressure hydraulic pump, the band waste water ratio draining
Magnetic valve, the NF concentrated water reuse magnetic valve, the concentrated water discharge magnetic valve, the production water discharge solenoid valve connection.
Raw water tank liquid level gauge is provided with the open raw water tank, the raw water tank liquid level gauge passes through wire and the control
Device connection processed, for detecting the water level of raw water tank.
Unboiled water electrical conductivity meter is provided between the open raw water tank and high-pressure hydraulic pump, the unboiled water electrical conductivity meter passes through
Wire is connected with the controller, for detecting the electrical conductivity of unboiled water.
The water inlet of the reverse osmosis membrane assembly is provided with reverse osmosis membrane inlet pressure switch, the reverse osmosis membrane entrance
Pressure switch is connected by wire with the controller, for detecting whether reverse osmosis membrane is contaminated；The reverse osmosis membrane assembly
Delivery port production water end (W.E.) be provided with production water electrical conductivity meter, it is described production water electrical conductivity meter be connected by wire with the controller,
For detecting whether production water is qualified and whether reverse osmosis membrane breakage occurs, user is reminded to carry out the replacing of reverse osmosis membrane in time.
The beneficial effects of the utility model are：
(1) pure water recovery rate of main flow water purification machine is 20~25% or so in the market, often makes 1L pure water, uses 4
~5L unboiled water, need to discharge 3~4L concentrated waters.The utility model is by using open raw water tank, and with waste water ratio draining electromagnetism
Valve and NF concentrated water reuse magnetic valve, and the concentrated water circulation and stress loop that NF concentrated water reuse magnetic valve and concentrated water discharge magnetic valve are formed,
The discharge concentrated water still with recovery value that recovery reverse osmosis membrane assembly is discharged repeatedly, until the unboiled water saliferous in raw water tank
Amount, when reaching the standard that must be discharged after testing, concentrated water that just recycling reverse osmosis membrane assembly is not discharged, so that pure water time
Yield reaches more than 75%.1L pure water is often made, using 1.33L unboiled water, only discharges 0.33L concentrated waters, concentrated water drainage is common
The 1/10 of water purification machine.
(2) main flow water purification machine in market is typically provided with first order PP cotton cartridge filters, second level active carbon filter,
Third level PP cotton cartridge filters, reverse osmosis membrane assembly, Postposition carbon filter Pyatyi filtration treatment.The utility model passes through
Handled using PP cottons cartridge filter and reverse osmosis membrane assembly double-filtration；Returned simultaneously by the flushing to reverse osmosis membrane assembly
Road, when pure water mechanism water starts, is first rinsed to reverse osmosis membrane assembly certain time, with regard to pure water water quality can be made to be higher than market
The treatment effect of main flow water purification machine.So as to simplify the structure of water purification machine, improve pure water effluent quality, reduce water purification machine
Trouble point, extend life-span of water purification machine.
(3) it is other types of because water purification machine of the present utility model produces the unboiled water used needed for same amount of pure water
1/3 of unboiled water needed for water purification machine, the total quantity of contained pollutant is also commensurately smaller naturally in unboiled water, PP cotton cartridge filters
With the decline of the pollution level of reverse osmosis membrane assembly also in proportion, therefore make more than 3 times of its life, changed so as to reduce
The frequency of PP cottons cartridge filter and reverse osmosis membrane assembly, reduces use cost.
(4) effluent quality can real-time display on the controller, when produce water electrical conductivity it is exceeded when, represented reverse osmosis module
Damage, user can be changed in time, so as to ensure safe drinking water.
(5) by using raw water tank be it is open, user can according to reverse osmosis membrane inlet pressure switch pressure,
The easily reverse osmosis membrane dosing cleaning to water purification machine, realizes sterilization algae removing in time, so as to efficiently solve reverse osmosis membrane biology
The problem of pollution.
Brief description of the drawings
In Fig. 1,1- entering water electromagnetic valves, the open raw water tanks of 2-, 3- raw water tank liquid level gauges, 4- unboiled water electrical conductivity meters, 5- is high
Water pump, 6-PP cotton cartridge filters, 7- reverse osmosis membranes inlet pressure switch, 8- reverse osmosis membrane assemblies, 9- production water electrical conductivity meters,
10- pure water pressure pot pressure switches, 11- pure water pressure pots, 12- check-valves, 13- production water discharge solenoid valves, 14- band waste water ratios are arranged
Water solenoid valve, 15- NF concentrated water reuse magnetic valves, 16- concentrated water discharge magnetic valves, 17- controllers.
Embodiment
The utility model is further illustrated with reference to the accompanying drawings and examples, the utility model includes but are not limited to down
State embodiment.
In order to improve the pure water recovery rate of water purification machine, the waste of great lot of water resources is reduced, while in order to improve existing pure water
The pure water effluent quality of machine, the pollution level of reverse osmosis membrane is reduced, the utility model proposes a kind of water-saving water purifier, uses
Open raw water tank, and the flush loop to reverse osmosis membrane assembly and concentrated water circulation and stress loop, effluent quality height is realized,
The small effect of wastewater discharge, pure water recovery rate can be made to reach more than 75%, pure water effluent quality salt content is less than 10mg/L.
The utility model proposes water-saving water purifier as shown in figure 1, by entering water electromagnetic valve 1, open raw water tank 2 is raw
High water tank meter 3, unboiled water electrical conductivity meter 4, reverse osmosis membrane inlet pressure switch 7, high-pressure hydraulic pump 5, PP cottons cartridge filter 6, instead
Permeable membrane element 8, band waste water ratio drain solenoid valve 14, NF concentrated water reuse magnetic valve 15, concentrated water discharge magnetic valve 16, produces water electrical conductivity
17 groups of meter 9, production water discharge solenoid valve 13, check-valves 12, pure water pressure pot pressure switch 10, pure water pressure pot 11 and controller
Into.
The open upper end of raw water tank 2 is provided with water inlet, and water inlet is connected with inlet pipeline by entering water electromagnetic valve 1, connect
Receive the unboiled water injected by inlet pipeline；Raw water tank liquid level gauge 3 is provided with open raw water tank 2, for detecting the water of raw water tank
Position, it is ensured that when water tank fills water, controller 17 controls entering water electromagnetic valve 1 to close.
The water inlet end of high-pressure hydraulic pump 5 is connected with the delivery port of open raw water tank 2, is provided with unboiled water electrical conductivity between the two
Meter 4, for detecting the electrical conductivity of the open water outlet of raw water tank 2.
The water side of high-pressure hydraulic pump 5 is connected with the water inlet end of PP cottons cartridge filter 6.The water side of PP cottons cartridge filter 6 with
The water inlet connection of reverse osmosis membrane assembly 8, reverse osmosis membrane inlet pressure switch 7 is provided between them, for detecting counter-infiltration
Whether the reverse osmosis membrane in membrane module 8 is contaminated or blocks, and reminds user to carry out dosing to water purification machine in time and rinses reverse osmosis membrane.
Pressure can raise after reverse osmosis membrane is contaminated, and aquifer yield will decline.Now, because the raw water tank that the utility model uses is
It is open, user can convenient dosing, reverse osmosis membrane is cleaned, realizes sterilization algae removing in time, so as to effectively solve
The problem of reverse osmosis membrane biological pollution.
The delivery port of reverse osmosis membrane assembly 8 is divided into production water end (W.E.) and concentrated water end, and the outlet of production water end (W.E.) is provided with production water electrical conductivity meter
9, whether the electrical conductivity and reverse osmosis membrane for detecting production water are damaged.When producing water water quality reaches standard value, production water will be through only
Return valve 12 and be stored in pure water pressure pot 11.The production water end (W.E.) of the delivery port of reverse osmosis membrane assembly 8 is arranged with production water respectively by three-way connection
Electric discharge magnet valve 13 connects with the water inlet end of check-valves 12；Concentrated water end is connected with the water inlet end with waste water ratio drain solenoid valve 14.
Water side with waste water ratio drain solenoid valve 14 connects NF concentrated water reuse magnetic valve 15 and dense by four-way connection respectively
The water inlet end of water discharge solenoid valve 16, and the water side of production water discharge solenoid valve 13.The water side of NF concentrated water reuse magnetic valve 15
It is connected with the water inlet of open raw water tank 2；The water side of concentrated water discharge magnetic valve 16 is connected with discharge pipe line.So as to form by
It is open raw water tank 2, high-pressure hydraulic pump 5, PP cottons cartridge filter 6, reverse osmosis membrane assembly 8, band waste water ratio drain solenoid valve 14, dense
What Water circulation magnetic valve 15 formed, and by open raw water tank 2, high-pressure hydraulic pump 5, PP cottons cartridge filter 6, reverse osmosis membrane group
Two loops arranged side by side that part 8, production water discharge solenoid valve 13, NF concentrated water reuse magnetic valve 15 form.Start when starting in water purification machine
When, formation is flush loop to reverse osmosis membrane assembly 8；When reverse osmosis membrane assembly 8 produces water initial stage, formation is that concentrated water is followed
Loopback withdraws road.
When water purification machine proceeds by normal water processed, first pass through when flush loop is left unused to water purification machine and be accumulated in reverse osmosis membrane
Biofouling, microorganism pollution source on component 8 are rinsed repeatedly, it is ensured that the counter-infiltration impact of performance of reverse osmosis membrane assembly 8 is most
It is good so that the effluent quality of pure water is high.
When reverse osmosis membrane assembly 8 produces water initial stage, water quality is poor, and electrical conductivity and bacterial content are higher, are circulated by concentrated water
Loop is reclaimed, the discharge concentrated water still with recovery value that reverse osmosis membrane assembly 8 is discharged is reclaimed repeatedly, until open unboiled water
When unboiled water salt content in case 2 reaches the standard that must be discharged after testing, just recycling reverse osmosis membrane assembly 8 is not discharged
Concentrated water, so that pure water recovery rate reaches more than 75%.1L pure water is often made, using 1.33L unboiled water, only discharges 0.33L concentrated waters,
Wastewater discharge is the 1/10 of common water purification machine.
The water inlet of pure water pressure pot 11 is connected with the water side of check-valves 12；Check-valves 12 enters with pure water pressure pot 11
Pure water pressure pot pressure switch 10 is provided between the mouth of a river, for detecting whether the pure water of pure water pressure pot 11 is filled.Work as pure water pressure
When power bucket 11 is filled, controller 17 controls water purification machine to stop water processed.The water inlet of pure water pressure pot 11 is connected with tap simultaneously.
Controller 17 is by wire respectively with entering water electromagnetic valve 1, high-pressure hydraulic pump 5, with waste water ratio drain solenoid valve 14, concentrated water
Reuse magnetic valve 15, concentrated water discharge magnetic valve 16, water discharge solenoid valve 13, unboiled water electrical conductivity meter 4 are produced, water electrical conductivity meter 9 is produced, is anti-
Permeable membrane inlet pressure switch 7, pure water pressure pot pressure switch 10 connect carries out the control of input/output signal to realize to it.
It should be noted that be between said apparatus by daily life waterpipe commonly use water pipe, angle coupling,
The joint such as threeway and four-way connection realizes connection.
It should be noted that the electrical conductivity of unboiled water and production water also can be detected manually, the utility model employs control
Device automatic detection, real-time display, realizes Automated condtrol, improves the automaticity of water purification machine.
The method that the utility model carries out Pure water preparation is as follows：
The first step：When water purification machine proceeds by normal water processed, controller 17 controls entering water electromagnetic valve 1 to open, running water
Open raw water tank 2 is injected, is now untreated unboiled water；
Second step：When open raw water tank 2 fills water, raw water tank liquid level gauge 3 sends water tank expires signal, controller 17
When receiving the full signal of water tank that raw water tank liquid level gauge 3 sends, entering water electromagnetic valve 1 is closed, starts high-pressure hydraulic pump 5, it is useless to open band
Water is than drain solenoid valve 14, NF concentrated water reuse magnetic valve 15, production water discharge solenoid valve 13.Unboiled water enters after the pressurization of high-pressure hydraulic pump 5
PP cottons cartridge filter 6, the unboiled water after the processing of PP cottons cartridge filter 6 enters reverse osmosis membrane assembly 8, to reverse osmosis membrane assembly
8 are rinsed, the band waste water ratio drain solenoid valve 14 and concentrated water that flushing water passes through the concentrated water end of the delivery port of reverse osmosis membrane assembly 8
Reuse magnetic valve 15, and the production water discharge solenoid valve 13 and NF concentrated water reuse magnetic valve of the delivery port of reverse osmosis membrane assembly 8 production water end (W.E.)
15 return to open raw water tank 2 respectively, and so repeatedly, washing time is 45 seconds, and reverse osmosis membrane assembly, which rinses, to be terminated；
3rd step：Band waste water ratio drain solenoid valve 14 is closed, the counter-infiltration in the presence of band waste water ratio drain solenoid valve 14
Membrane module 8 starts to produce water.At production water initial stage of reverse osmosis membrane assembly 8, water quality is poor, and electrical conductivity and bacterial content are higher, this single order
Production water is back in open raw water tank 2 by producing water discharge solenoid valve 13 and NF concentrated water reuse magnetic valve 15 caused by section；
4th step：Controller 17 detects the production water electrical conductivity of reverse osmosis module 8 by producing water electrical conductivity meter 9, works as electrical conductivity
Water quality reaching standard during less than 20 μ s, controller 17 close production water discharge solenoid valve 13, and the production water at this moment produced is pure water, through non-return
Valve 12 is stored in pure water pressure pot 11, is in store for；
5th step：Unboiled water in open raw water tank 2 is by constantly production water concentration consumption, when in open raw water tank 2
The display of unboiled water electrical conductivity meter 4 when reaching 700 μ s, controller 17 controls concentrated water discharge magnetic valve 16 to open, and closes NF concentrated water reuse
Magnetic valve 15, reverse osmosis concentrated water are directly discharged through concentrated water discharge magnetic valve 16 by the discharge pipe line, and no longer circulation and stress is to opening
Put formula raw water tank 2；
6th step：After treating the concentrated water discharge in open raw water tank 2, entering water electromagnetic valve 1 reopens, to open
Raw water tank 2 injects fresh unboiled water, and entering water electromagnetic valve 1 is closed after filling；
7th step：Now close concentrated water discharge magnetic valve 16, open NF concentrated water reuse magnetic valve 15, reverse osmosis module 8 it is dense
Water is recirculated to open raw water tank 2 and recycled, until the unboiled water electrical conductivity meter 4 in open raw water tank 2 reaches
The μ s of discharge value 700, repeat the action of the 5th step to the 7th step；
8th step：So repeatedly, until pure water pressure pot 11 fills, pure water pressure pot pressure switch 10 disconnects, controller
17 control water purification machines stop water processed；
With consumption of the user to pure water, the pressure of pure water pressure pot 11 declines therewith, the weight of pure water pressure pot pressure switch 10
New closure, controller 17 control water dispenser to continue water processed.
It should be noted last that above embodiment is only illustrating the technical solution of the utility model rather than limit
System, although the utility model is described in detail with reference to example, it will be understood by those within the art that, can be right
The technical solution of the utility model is modified or equivalent substitution, the spirit and scope created without departing from the utility model,
It all should cover among right of the present utility model.
Claims (4)
- A kind of 1. water-saving water purifier, it is characterised in that including：Open raw water tank, the water inlet of the open raw water tank are connected by entering water electromagnetic valve with inlet pipeline, receive by The unboiled water of the inlet pipeline injection；High-pressure hydraulic pump, the water inlet end of the high-pressure hydraulic pump are connected with the delivery port of the open raw water tank；PP cotton cartridge filters, the water inlet end of the PP cottons cartridge filter are connected with the water side of the high-pressure hydraulic pump；Reverse osmosis membrane assembly, the water inlet of the reverse osmosis membrane assembly are connected with the water side of the PP cottons cartridge filter；Institute The delivery port for stating reverse osmosis membrane assembly is divided into production water end (W.E.) and concentrated water end；Wherein, the concentrated water end with waste water ratio drain solenoid valve Water inlet end connection；The water side with waste water ratio drain solenoid valve connects NF concentrated water reuse electromagnetism by four-way connection respectively Valve, concentrated water discharge magnetic valve and production water discharge solenoid valve；The water inlet of the NF concentrated water reuse magnetic valve and the open raw water tank Mouth connection；The concentrated water discharge magnetic valve water side is connected with discharge pipe line；The production water end (W.E.) and the production water discharge solenoid valve Connected with the water inlet end of check-valves；Pure water pressure pot, the water inlet of the pure water pressure pot are connected with the water side of the check-valves；The check-valves and institute State and be provided with pure water pressure pot pressure switch between the water inlet of pure water pressure pot, be for detecting the pure water pressure pot pure water It is no to fill；Controller, the controller are arranged with the entering water electromagnetic valve, the high-pressure hydraulic pump, the band waste water ratio respectively by wire Water solenoid valve, the NF concentrated water reuse magnetic valve, the concentrated water discharge magnetic valve, the production water discharge solenoid valve connection.
- 2. water-saving water purifier as claimed in claim 1, it is characterised in that：Raw water tank is provided with the open raw water tank Liquid level gauge.
- 3. water-saving water purifier as claimed in claim 1, it is characterised in that：Between the open raw water tank and high-pressure hydraulic pump It is provided with unboiled water electrical conductivity meter.
- 4. water-saving water purifier as claimed in claim 1, it is characterised in that：The water inlet of the reverse osmosis membrane assembly is set There is reverse osmosis membrane inlet pressure switch, the production water end (W.E.) of the delivery port of the reverse osmosis membrane assembly is provided with production water electrical conductivity meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720444749.4U CN206955779U (en) | 2017-04-25 | 2017-04-25 | A kind of water-saving water purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720444749.4U CN206955779U (en) | 2017-04-25 | 2017-04-25 | A kind of water-saving water purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206955779U true CN206955779U (en) | 2018-02-02 |
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| CN201720444749.4U Expired - Fee Related CN206955779U (en) | 2017-04-25 | 2017-04-25 | A kind of water-saving water purifier |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107055839A (en) * | 2017-04-25 | 2017-08-18 | 王泽敏 | A kind of water-saving water purifier and its pure water processing method |
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2017
- 2017-04-25 CN CN201720444749.4U patent/CN206955779U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107055839A (en) * | 2017-04-25 | 2017-08-18 | 王泽敏 | A kind of water-saving water purifier and its pure water processing method |
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