CN208700764U - Pretreatment softening regeneration auxiliary opens plus salt system and water purification machine - Google Patents

Abstract

The utility model provides that a kind of pretreatment softening regeneration auxiliary is open plus salt system and water purification machine, including the pretreatment water purification melded system being made of sequentially connected first inlet pipeline, ultrafiltration membrane, the first inlet valve, water pipeline, softening resin, softening water pipeline and the second inlet valve；By the second inlet pipeline, auxiliary filter cartridge flushing, water pipe, being provided with liquid level sensor, auxiliary that the open salt pond of opening, saline line and the first blowoff line of soft water salt form is open plus salt displacement regenerative system for holding, the beneficial effect of this system is that significant to also solve reverse osmosis concentrated water water quality while extend water purification machine filter core service life at different levels harder, scale scale content height is unfavorable for the problem reused, the guarantee in water quality, the more conducively transformation on economy of water cousumption of water purification machine are provided for the recycling of reverse osmosis concentrated water.

Description

Pretreatment softening regeneration auxiliary opens plus salt system and water purification machine

Technical field

The present invention relates to water purification machine pretreatment purifications more particularly to a kind of pretreatment softening regeneration to assist open plus salt system And water purification machine.

Background technique

With the improvement of living standards, the pure small-sized household that can directly drink of water quality and commercial water purification machine are increasingly popularized, and it is pure The cost of water dispenser in use is mainly reflected in two aspects, is the utilization rate and filter core service life of water respectively；Water Utilization rate is mainly reflected in the net expense ratio and concentrated water recovery utilization rate of water purification machine；The net expense of water is than referring to that water purification machine is one liter of output every The ratio of pure water and the concentrated water discharged, its discharge concentrated water of 1 liter of pure water of the common every output of water purification machine is that 2-3 rises concentrated water at present, There are many water purification machines that concentrated water recycling filtering is used to increase pure water yield to reduce concentrated water discharge, but its bring consequence is to lead The hardness and pH value for causing pretreated water increase, and accelerate reverse osmosis membrane and filter core at different levels blocking age hardening, increase filter core, pump valve more Change this into；The main reason for influencing water purification machine concentrated water recovery utilization rate is only to penetrate water in view of reverse osmosis membrane used in water purification machine, is cut The physical characteristics of mineral ion are stayed, concentrated water pH value, ion concentration and the hardness that concentrated water pipeline is discharged are above raw water, scale Scale is heavier compared with tap water, as life slurry cause clothes fiber it is age hardening, stimulation skin, increase detergent use Amount, more unsuitable breed fish is raised flowers, because not being suitable for wasting caused by being directly discharged into sewer as domestic water more.

The filter core of water purification machine is divided into two parts: the pretreatment filter including reverse osmosis membrane and for protecting reverse osmosis membrane, The service life of reverse osmosis membrane depends on tap water quality, pretreatment filter category, filtering accuracy；Water quality impact reverse osmosis membrane Principal element has the following: gel, water quality pH value, hardness of water etc., wherein the accumulation of gel can be in reverse osmosis membrane table Face forms attachment blocking, and leads to bacterial micro-organism mass propagation, to cause biochemical corrosion contamination, water quality pH value are excessively high can lead Cause reverse osmosis membrane hardening aging, the excessive high hardness of water will lead to and form crystallization pollution, above-mentioned dirt in reverse osmosis membrane surface and film layer Dye, which can reduce reverse osmosis membrane flux, causes water yield decline, producing water water quality to deteriorate；Pretreatment filter is mostly to receive dirty absorbent-type at present Cartridge combination common are polypropylene spray welding filter element and active carbon combination, as the decline of production cost is with screening type filter core The also more and more extensive use of pretreated cartridge combination, common are ultrafiltration membrane, ceramic element is combined with active carbon, screening type The characteristics of filter core is that filtering accuracy height can remove gel and bacterial micro-organism etc., reverse osmosis membrane can be more effectively protected, to dirt Dye object carries out Physical entrapment screening, does not adsorb, and retention pollutant discharge can sufficiently can be extended filter when being provided with drain outlet Core service life.

The characteristics of both the above pretreatment filter is that can effectively remove Visible pollutant, and wherein ultrafiltration membrane can also effectively be gone Except gel microorganism, reverse osmosis membrane can be preferably protected, but cannot all change the pH value and hardness of water, so there are also Water purification machine pretreatment filter combination in increase resin filter element pretreated water is softened, thus play absorbing calcium ions and magnesium ions, The effect of hardness and pH value is reduced to reach better protecting effect, and by ultrafiltration membrane purification, resin filter element softening it is pre- Discharge concentrated water turbidity, solids total content, pH value, hardness, total plate count and the body that processing soft water is retained through reverse osmosis membrane filtration It tests sense and is superior to raw water, be good domestic water supplement, but resin filter element is easily saturated the absorption of calcium ions and magnesium ions, thus Effect is lost, need to replace in time or carries out ion exchange regeneration with sodium chloride brine, installs the small-sized pure of resin filter element additional at present Water dispenser, resin filter element are disposable design, i.e., are replaced by special maintenance personnel within every 1-3 months primary, and big are increased Consumables cost and cost of labor bring additional financial burden and inconvenience for user.

Summary of the invention

Summary of the invention softens regeneration the purpose of the utility model is to provide a kind of pretreatment and assists open plus salt system, this is System can carry out automatically to softening resin when in use plus salt displacement regeneration, and the possessed open salt pond of opening can be extremely Easily addition softening salt grain does not need professional and carries out demolition and maintenance, traditional water purification machine be only capable of providing pure water or pure water, The use cost of water purification machine is not only comprehensively reduced on the basis of water purification, extends water purification machine filter core and pump, valve service life, Additionally provide the more worth high-quality softening water purification for recycling and being suitable for cleaning washing.

The utility model provides that a kind of pretreatment softening regeneration auxiliary is open plus salt system to achieve the above object, including by Sequentially connected first inlet pipeline, ultrafiltration membrane, the first inlet valve, water pipeline, softening resin, softening water pipeline and second The pretreatment water purification melded system of inlet valve composition；By the second inlet pipeline, auxiliary filter cartridge flushing, water pipe, it is provided with liquid The auxiliary that the open salt pond of opening, saline line and the first blowoff line that level sensor is used to hold soft water salt form is open Add salt displacement regenerative system.

Further, the ultrafiltration membrane is mounted on both ends and is respectively arranged with the super of ultrafiltration membrane water inlet and ultrafiltration membrane water outlet In filter membrane shell；The softening resin is mounted on the resin that both ends are respectively arranged with resin filter flask water inlet Yu resin filter flask water outlet In filter flask.

The further ultrafiltration membrane water inlet is connect with the first inlet pipeline water outlet, first inlet pipeline into Water end (W.E.) and tap water supervisor connect, and the ultrafiltration membrane water outlet is by the water inlet end of piping connection to the first inlet valve, and described the The water outlet of one inlet valve is connect by water pipeline with resin filter flask water inlet, and the resin filter flask water outlet is net by softening Water lines are connected to the second inlet valve.

The further resin filter flask refers to the container for containing softening resin, and material can be the modeling of any food-grade Expect material.

The water inlet of the further auxiliary filter cartridge flushing is connect with the water outlet of the second inlet pipeline, described second into The water inlet end of the water inlet end of water lines and the first inlet pipeline is connected in parallel to tap water supervisor, and the auxiliary filter cartridge flushing goes out The mouth of a river is connect with the water inlet end for the water pipe for being equipped with water compensating valve, the water outlet of the water pipe with for holding soft water salt It is connected with salt water and the open open salt pond that is provided with liquid level sensor.

Further, the open salt pond is also connected with the saline line for being equipped with brine valve and brine pump, the salt water The water outlet of pipeline and water pipeline are connected in parallel to resin filter flask water inlet.

The further brine pump has the function of that one-way conduction, conducting direction are oriented to salt by the water inlet end of saline line Water lines water outlet.

The softening water pipeline of the further resin filter flask water outlet connection, which also bypasses, is equipped with first row First blowoff line of dirty valve.

Preferably, soften regeneration the present invention also provides a kind of pretreatment and assist open plus salt system water purification recoil resin Cartridge systems, including being sequentially installed with the water purification backwash pipeline of water purification backwash valve and the first check valve, being equipped with the second blowdown valve The second blowoff line, the water inlet end of the water purification backwash pipeline drawn the water inlet end with water pipe by auxiliary filter core water outlet Parallel connection, water outlet are connected in parallel with softening water pipeline, and the water inlet end of second blowoff line is connected in parallel with water pipeline.

Preferably, the utility model additionally provides another pretreatment softening regeneration and assists open plus salt system, this system Difference with above system is that the saline line water outlet and softening water pipeline are connected in parallel to resin filter flask water outlet, Rest part is identical as above system, and details are not described herein again.

In addition, the utility model additionally provides a kind of pure water for softening comprising above-mentioned pretreatment and regenerating open plus salt system Machine, including reverse osmosis membrane and for installing reverse osmosis membrane and being respectively arranged with feed water by reverse osmosis mouth, reverse osmose pure-water mouth and reverse osmosis The pressure vessel for reverse osmosis of saturating concentrated water spout.

The water outlet of further second inlet valve is connected to instead by being provided with the pressurization inlet pipeline of booster pump Water inlet is permeated, the reverse osmose pure-water mouth passes through the first check valve and height that is sequentially installed with and can only flow to pure water water outlet The pure water pipeline to compress switch is connected to pure water water outlet and pure water cylinder in parallel；The reverse osmosis concentrated mouth of a river is connected by concentrated water pipeline It is connected to flow-limiting valve water inlet end, the water outlet of the flow-limiting valve is vented or by piping connection to domestic water pipeline.

The water outlet of second inlet valve (5) is connected to reverse osmosis by being equipped with the pressure piping (40) of booster pump (39) Permeable membrane water inlet (3101)；The reverse osmosis membrane pure water mouth (3102) is pressed off by being disposed with second one-way valve (33) and height The pure water pipeline (32) for closing (34) is connected to pure water cylinder (35) and pure water water outlet (36) in parallel；The reverse osmosis membrane concentrated water spout (3103) flow-limiting valve (38) are connected to by concentrated water pipeline (37).

Further first inlet valve, water compensating valve, brine valve, brine pump, the first blowdown valve, water purification backwash valve, the Two blowdown valves, the second inlet valve and booster pump are controlled by control system combination liquid level sensor and high-voltage switch gear.

The utility model additionally provides pretreatment softening regeneration and assists open plus salt system control method, including softening tree Rouge adds the positive and negative flushing softening resin of salt displacement regeneration, water purification, and the control system combination liquid level sensor and high-voltage switch gear pass through The following course of work controls the first inlet valve, the second inlet valve, water compensating valve, brine valve, brine pump, the first blowdown valve or second row The movement of dirty valve: when the water level without electricity or open salt pond reaches liquid level sensor preset water level, system is in standby: the One inlet valve, the second inlet valve, water compensating valve, brine valve, brine pump and the first blowdown valve or the second blowdown valve are that circuit disconnects shape State, i.e. the first inlet valve power off valve and open, and the second inlet valve, water compensating valve, brine valve, the first blowdown valve or the second blowdown valve are disconnected Electric valve is closed, and brine pump power-off is out of service, and the raw water in tap water supervisor introduces ultrafiltration putamina by the first inlet pipeline The output water purification after ultrafiltration membrance filter, then resin filter flask, softened resin softening are introduced through ultrafiltration membrane water outlet and water pipeline Output softening water purification comes together in softening water pipeline；Saline line water outlet and water pipeline are connected in parallel to the water inlet of resin filter flask Mouthful, when softening resin adds salt displacement regeneration: the first inlet valve energization valve is closed, and brine valve, the first blowdown valve energization valve are beaten Open, brine pump is powered operation, the salt water in open salt pond through brine pump be drawn through saline line, resin filter flask water inlet into Enter resin filter flask, sodium is carried out to softening resin and calcium ions and magnesium ions displacement regenerates, the calcium-magnesium-containing waste liquid after displacement regeneration is again through resin Filter flask water outlet, the first blowoff line and the discharge of the first blowdown valve, water level decreasing is to being lower than liquid level sensor in open salt pond When preset water level, water compensating valve energization valve is opened, and the raw water of tap water supervisor introduces auxiliary by the second inlet pipeline and rinses filter Core, the flushing water purification through auxiliary filter cartridge flushing filtering output enter open salt pond through water pipe, water compensating valve；Salt water is replaced again When raw end switchs to water purification flushing softening resin: the first inlet valve power-off valve is opened, brine valve powers off valve closing, brine pump Power-off shuts down, water level is increased to liquid level sensor preset height in open salt pond, and water compensating valve powers off valve and closes, originally Raw water in water supervisor introduces ultrafiltration putamina through ultrafiltration membrance filter output water purification by the first inlet pipeline, through water pipeline, the One inlet valve enters resin filter flask, is rinsed, and the remaining waste in resin filter flask is diluted and is rinsed, passes through to softening resin Resin filter flask water outlet, the discharge of first the first blowdown valve of blowoff line；Softening resin is just rinsed in water purification to be terminated to switch to water purification recoil When washing softening resin: the first blowdown valve powers off valve closing, the second blowdown valve energization valve is opened, the first inlet valve energization valve It closes, water purification backwash valve energization valve is opened, and the raw water in tap water supervisor introduces auxiliary filter core mistake by the second inlet pipeline Filter purification, the water purification of output are redirected back into resin filter flask through water purification backwash pipeline, resin filter flask water outlet, carry out to softening resin Depth is rinsed, and the remaining waste in resin filter flask is passed through resin filter flask water inlet, the second blowoff line and the second blowdown valve Discharge.

Preferably, the water outlet of the saline line and softening water pipeline are connected in parallel to resin filter flask water outlet, soft When change resin adds salt displacement regeneration: the first inlet valve energization valve is closed, and brine valve, the second blowdown valve energization valve are opened, salt Water pump, which is powered, to be run, and the salt water in open salt pond is drawn through saline line through brine pump, resin filter flask water outlet enters tree Rouge filter flask carries out sodium to softening resin and calcium ions and magnesium ions displacement regenerates, and the calcium-magnesium-containing waste liquid after displacement regeneration is again through resin filter flask Water inlet, the second blowoff line, the second blowdown valve are discharged, and water level decreasing presets water to liquid level sensor is lower than in open salt pond When position, water compensating valve energization valve is opened, and the raw water of tap water supervisor introduces auxiliary filter cartridge flushing by the second inlet pipeline, through auxiliary The flushing water purification of filter cartridge flushing filtering output is helped to enter open salt pond through water pipe, water compensating valve；Salt water displacement regeneration ending When switching to water purification flushing softening resin: the first inlet valve powers off valve opening, the closing of the second blowdown valve power-off valve, the first blowdown Valve energization valve is opened, brine valve power-off valve is closed, brine pump power-off shuts down, water level is increased to liquid in open salt pond Level sensor preset height, water compensating valve power off valve and close, and the raw water in tap water supervisor is introduced super by the first inlet pipeline Filter membrane shell enters resin filter flask through ultrafiltration membrance filter output water purification, through the first inlet valve, water pipeline, to softening resin and resin Remaining waste in filter flask is rinsed, and is discharged by resin filter flask water outlet, first the first blowdown valve of blowoff line；Water purification is just When rinsing softening resin terminates to switch to water purification backwash softening resin: the first blowdown valve power-off valve is closed, the second blowdown valve is logical Electric valve is opened, and the first inlet valve energization valve is closed, and water purification backwash valve energization valve is opened, and the raw water in tap water supervisor is logical Cross the second inlet pipeline introduce auxiliary the output water purification of filter cartridge flushing filtration, purification, through water purification backwash pipeline, resin filter flask water outlet, It is redirected back into resin filter flask, depth flushing is carried out to softening resin, and the remaining waste in resin filter flask is passed through into resin filter flask The second blowoff line of water inlet and the discharge of the second blowdown valve.

The water outlet of second inlet valve (5) is connected to reverse osmosis by being equipped with the pressure piping (40) of booster pump (39) Permeable membrane water inlet (3101)；The reverse osmosis membrane pure water mouth (3102) is pressed off by being disposed with second one-way valve (33) and height The pure water pipeline (32) for closing (34) is connected to pure water cylinder (35) and pure water water outlet (36) in parallel；The reverse osmosis membrane concentrated water spout (3103) flow-limiting valve (38) are connected to by concentrated water pipeline (37).

The positive and negative sequence for rinsing softening resin of the further water purification is unrestricted.

The utility model has the advantages and positive effects of:, can be convenient and fast because of open open salt pond design Soft water salt grain is supplemented, softening resin is made to carry out automatic replacing regeneration in time, sufficiently extends softening resin service life, does not need specially Industry after-sales staff is changed to softening resin or manual regeneration is handled.

The Visible pollutants such as iron rust, silt are eliminated through ultrafiltration membrance filter and bacterium, microorganism, organic matter and gel produce Water purification out, then the softening of softened resin eliminate the calcium ions and magnesium ions for easily forming scale crystallization, reduce the pH value and hardness of water, are Good domestic water, the pretreated water as reverse osmosis water purification machine can effectively avoid reverse osmosis membrane because of crystallizable mineral, micro- life The problems such as producing water water quality caused by object corrosion and gel attachment etc. deteriorates, water yield declines, concentrated water water quality is discharged in reverse osmosis membrane The indexs such as turbidity, total plate count, hardness and pH value be superior to raw water, more preferably in recycling.

A kind of pretreatment softening regeneration auxiliary created in conjunction with the utility model opens plus salt system and water purification machine, this is practical It is novel to provide pure water on the basis of traditional water purification machine only provides pure water or pure water, water purification, softening water purification, scientific and effective prolong While long filter core service life at different levels, additionally provides and be suitable for cleaning the reverse osmosis that washing is worth recycling better than raw water quality Saturating concentrated water, it is poor to solve reverse osmosis concentrated water water quality, the drawbacks of should not recycling, the overall reduction use of miniature water purifier Cost significantly extends the service life of water purification machine.

Detailed description of the invention

Fig. 1 is that pretreatment softening regeneration assists open plus salt system, saline line water outlet and water pipeline in the present invention It is connected in parallel to the structural schematic diagram of resin filter flask water inlet.

Fig. 2 is the present invention, and pretreatment softening regeneration assists the structural representation of open plus salt system water purification recoil softening resin Figure.

Fig. 3 is the present invention, and another pretreatment softening regeneration auxiliary opens plus salt system, saline line water outlet and softening Water pipeline is connected in parallel to the structural schematic diagram of resin filter flask water outlet.

Fig. 4 is the present invention, and saline line water outlet and water pipeline are connected in parallel to resin filter flask water inlet, water purification just, The structural schematic diagram of backwash softening resin.

Fig. 5 is the present invention, and saline line water outlet and softening water pipeline are connected in parallel to resin filter flask water outlet, water purification The positive and negative structural schematic diagram for rinsing softening resin.

Fig. 6 is the schematic diagram that the open water purification machine for adding salt system of softening regeneration auxiliary is pre-processed comprising the present invention.

Fig. 7 is the circuit connection diagram of control system of the present invention.

In figure:

1 tap water supervisor, 2 first inlet pipelines, 3 ultrafiltration putaminas, 301 ultrafiltration membrane water inlets, 302 ultrafiltration membrane water outlets, 4 Ultrafiltration membrane, 5 first inlet valves, 6 water pipelines, 7 softening resins, 8 resin filter flasks, 801 resin filter flask water inlets, the filter of 802 resins Bottle water outlet, 9 auxiliary filter cartridge flushings, 10 second inlet pipelines, 11 water compensating valves, 12 water pipes, 13 water purification backwash pipelines, 14 are opened Put formula salt pond, 15 liquid level sensors, 16 water purification backwash valves, 17 first check valves, 18 second inlet valves, 19 first blowoff lines, 20 first blowdown valves, 21 second blowoff lines, 22 second blowdown valves, 23 brine valves, 24 brine pumps, 25 softening water pipelines, 26 Saline line, 27 control systems, 30 reverse osmosis membranes, 31 pressure vessel for reverse osmosis, 3101 feed water by reverse osmosis mouths, 3102 reverse osmose pure-waters Mouth, the 3103 reverse osmosis concentrated mouths of a river, 32 pure water pipelines, 33 second one-way valves, 34 high-voltage switch gears, 35 pure water cylinders, the water outlet of 36 pure water End, 37 concentrated water pipelines, 38 flow-limiting valves, 39 booster pumps, 40 pressure pipings,

Specific embodiment:

It elaborates below with reference to the accompanying drawings and in conjunction with the embodiments to the present invention.Below with reference to the reality of attached drawing description It applies example to be exemplary, it is intended to be used to explain the present invention and be not considered as limiting the invention.

Pretreatment softening regeneration auxiliary is open as shown in Figure 1 plus salt system, saline line water outlet are in parallel with water pipeline Be connected to the structural schematic diagram of resin filter flask water inlet: including by sequentially connected first inlet pipeline 2, ultrafiltration membrane 4, first into The pretreatment water purification softening system that water valve 5, water pipeline 6, softening resin 7, softening water pipeline 25 and the second inlet valve 18 form System；By the second inlet pipeline 10, auxiliary filter cartridge flushing 9, water pipe 12, open salt pond 15, saline line 24, first row The auxiliary that dirty pipeline 19 forms is open to add salt displacement regenerative system.

In this schematic diagram, the ultrafiltration membrane 4, which is mounted on, is respectively arranged with ultrafiltration membrane water inlet 301 and ultrafiltration membrane water outlet In 302 ultrafiltration putamina 3, what the ultrafiltration membrane 4 contacted in ultrafiltration putamina 3 with the connection of ultrafiltration membrane water inlet 301 and raw water Part is raw water side 401；The part that output water purification is connected to ultrafiltration membrane water outlet is water purification side 402；The softening resin 7 is installed In the resin filter flask 8 that both ends are respectively arranged with resin filter flask water inlet 801 and resin filter flask water outlet 802.The ultrafiltration membrane Water inlet 301 is connect with the water outlet of the first inlet pipeline 2, and ultrafiltration membrane water outlet 302 passes through piping connection to the first inlet valve The water outlet of 5 water inlet end, the first inlet valve 5 is connected to resin filter flask water inlet 801, the resin filter by water pipeline 6 Bottle water outlet 802 is connect by softening water pipeline 25 with the water inlet end of the second inlet valve 18；The auxiliary filter cartridge flushing 9 Water inlet is connect with the water outlet of the second inlet pipeline 10, the water inlet end of second inlet pipeline 10 and the first inlet pipeline 2 Water inlet end be connected in parallel to tap water supervisor 1, the water outlet of the auxiliary filter core 9 with the water pipe of water compensating valve 11 is installed 12 water inlet end connection, the water outlet of the water pipe 12 with for holding soft water salt and salt water and be provided with liquid level sensor The 15 open salt pond 14 of opening connects.The open salt pond 14, which is also connected with, is sequentially installed with brine valve 23, brine pump 24 Saline line 26 is regenerated, the water outlet of the regeneration saline line 26 and water pipeline 6 are connected in parallel to resin filter flask water inlet 801, the brine pump 24 has the function of one-way conduction, and current limliting direction is that can only flow to the water outlet of saline line 26, institute It states softening water pipeline 25 and also bypasses the first blowoff line 19 for being equipped with the first blowdown valve 20.Refering to Fig. 7, first water inlet Valve 5, the second inlet valve 18, water compensating valve 11, brine valve 23, brine pump 24, the first blowdown valve 20 are passed by control system 27, liquid level Sensor 15 and high-voltage switch gear 34 control.

It is connect when the water outlet of saline line 26 is connected in parallel to resin filter flask water inlet 801 with water pipeline 6, softening tree When softening resin 7 is just rinsed in rouge 7 plus salt regeneration and water purification, the default softening resin of control system 27 is adding salt displacement regeneration and water purification just Rinse softening resin and open only time point, duration, sequence etc., as shown in Figure 1 by first inlet pipeline 2 of this system and second into The water inlet end of water lines 10 is connected in parallel to tap water supervisor 1, and the water level in no electric or open salt pond 14 reaches liquid level sensor 15 preset water levels, when system is in standby: the first inlet valve 5 powers off valve and opens, ultrafiltration putamina 3 and resin filter flask 8 Water flow is unimpeded, and the second inlet valve 18, the first blowdown valve 20 power-off valve are closed；Water compensating valve 11, brine valve 23 power off valve and close Close, brine pump 24 powers off out of service, raw water is filtered through ultrafiltration membrane 4 by the first inlet pipeline 2 into ultrafiltration putamina 3, output Water purification enter resin filter flask 8 through water pipeline 6 again and softened by softening resin 7, it is net that the softening water purification of output comes together in softening Water lines 25.

Reach preset softening resin add salt replace reproduction time point after, control system 27 starting softening resin 7 plus salt Displacement regeneration, 5 energization valve of the first inlet valve are closed, and the water flow of ultrafiltration putamina 3 and resin filter flask 8 disconnects, the first blowdown valve 20 Energization valve is opened, and 23 energization valve of brine valve is opened, and brine pump 24, which is powered, to be run, and the salt water in open salt pond 4 is through Brine Pipe Road 26, brine valve 23 lead to brine pump 24, after the pumping of brine pump 24 by water pipeline 6 and resin filter flask water inlet 801 into Enter resin filter flask 8, sodium is carried out to resin 7 and calcium ions and magnesium ions displacement regenerates, the calcium-magnesium-containing remaining waste after displacement regeneration is again through setting Rouge filter flask water outlet 802, softening water pipeline 25, the first blowoff line 19 and the discharge of the first blowdown valve 20, open salt pond 14 Water level decreasing to the preset water level for being lower than liquid level sensor 15 when, 11 energization valve of water compensating valve open, raw water is by tap water master Pipe 1 is drawn, and enters auxiliary 9 filtration, purification of filter cartridge flushing through the second inlet pipeline 10, output water purification is through water pipe 12 and moisturizing Valve 11 flows into open salt pond 14；Switch to water purification flushing softening resin: salt water after reaching preset displacement regeneration dwell time point Valve 23 powers off valve and closes, and brine pump 24 powers off out of service, and the water level in open salt pond 14 rises to liquid level sensor 15 Preset water level, water compensating valve 11 power off valve and close, and 12 water flow of water pipe disconnects, and stop as open 14 moisturizing of salt pond, first Inlet valve 5 powers off valve and opens, and raw water is drawn by tap water supervisor 1, through the first inlet pipeline 2 and ultrafiltration membrane water inlet 301 into Enter ultrafiltration membrane shell 3, through ultrafiltration membrane 4 filtering after output water purification, by water pipeline 6 enter 8 pairs of softening resins 7 of resin filter flask into Row rinses, and by calcium-magnesium-containing waste liquid remaining in resin filter flask 8 by softening water pipeline 25, the first blowoff line 19 and first Blowdown valve 20 is discharged, after reaching the preset water purification square impact of control system 27 softening resin end time point, the first blowdown valve 20 It powers off valve to close, system is restored to standby mode.

As shown in Figure 2 as preferred, the present invention also provides a kind of pretreatment softening regeneration auxiliary is open plus salt system Water purification backwash softening resin system, including being drawn by the water outlet of auxiliary filter cartridge flushing 9, being sequentially installed with water purification backwash valve 16 With the water purification backwash pipeline 13 of the first check valve 17, the second blowoff line 21 of the second blowdown valve 22 is installed, the water purification is anti- The water outlet and softening water pipeline 25 for washing pipeline 13 are connected in parallel, the water inlet end and water pipeline of second blowoff line 21 6 are connected in parallel, and when water purification backwashes softening resin: 22 energization valve of the second blowdown valve is opened, 5 energization valve of the first inlet valve Door is closed, and 16 energization valve of water purification backwash valve is opened, and the raw water in tap water supervisor 1 is introduced auxiliary by the second inlet pipeline 10 9 filtration, purification of filter cartridge flushing is helped, output water purification is redirected back into resin through water purification backwash pipeline 13 and resin filter flask water outlet 802 and filters Bottle 8 carries out depth flushing to softening resin 7, and the remaining waste in resin filter flask 8 is passed through resin filter flask water inlet 801, the Two blowoff lines 21 and the discharge of the second blowdown valve 22；Reach the time that the preset water purification of control system 27 recoil softening resin terminates Point after: 16 second blowdown valve 22 of water purification backwash valve power off valve close, the first inlet valve 5 power off valve open, system restore to Standby mode.

As shown in figure 3, present invention another kind pretreatment softening regeneration auxiliary opens plus salt system, the water outlet of saline line 26 The water inlet end of end and softening water pipeline 25 is connected in parallel to the structural schematic diagram of resin filter flask water outlet 802: this structural representation Figure is the difference from Fig. 1 is that the water outlet of the saline line 26 and softening water pipeline 25 are connected in parallel to resin filter flask Water outlet 802, rest part is identical as Fig. 1, and details are not described herein again.

When the water outlet of saline line 26 and softening water pipeline 25 are connected in parallel to resin filter flask water outlet 802, no electricity Or the water level in open salt pond 14 reaches the preset water level of liquid level sensor 15, when this system the is in standby and area of Fig. 1 It is not, second blowdown valve 22 is also at circuit and disconnects valve-closed state, remaining is identical, and details are not described herein again；Work as system Starting softening resin adds salt to regenerate and when softening resin is rinsed in water purification: 5 energization valve of the first inlet valve is closed, brine valve 23, the Two blowdown valves, 22 energization valve is opened, and brine pump 24, which is powered, to be run, and the salt water in open salt pond 14 is pumped logical through brine pump 24 Saline line 26, resin filter flask water outlet 802 are crossed into resin filter flask 8, sodium is carried out to softening resin 7 and calcium ions and magnesium ions are replaced again Raw, the calcium-magnesium-containing waste liquid after displacement regeneration is again through 22 row of resin filter flask water inlet 801, the second blowoff line 21 and the second blowdown valve Out, the water level decreasing in open salt pond 14 to when being lower than 15 preset water level of liquid level sensor, open by 11 energization valve of water compensating valve, from The raw water of water supervisor 1 introduces auxiliary filter cartridge flushing 9 by the second inlet pipeline 10, filters output through auxiliary filter cartridge flushing 9 It rinses water purification and enters open salt pond 14 through water pipe 12, water compensating valve 11；It is soft that salt water displacement regeneration ending switchs to water purification flushing When changing resin: the first inlet valve 5 powers off valve opening, the second blowdown valve 22 power-off valve is closed, 20 energization valve of the first blowdown valve Door is opened, brine valve 23 powers off valve closing, the power-off of brine pump 24 shuts down, the water level in open salt pond 14 is increased to liquid level The preset height of sensor 15, water compensating valve 11 power off valve and close, and 12 water flow of water pipe disconnects, and stop to open salt pond 14 Moisturizing.The raw water of tap water supervisor 1 introduces ultrafiltration putamina 3 by the first inlet pipeline 2 and filters output water purification, warp through ultrafiltration membrane 4 First inlet valve 5, water pipeline 6 and resin filter flask water inlet 801 enter resin filter flask 8, to softening resin 7 and resin filter flask 8 Interior remaining waste is rinsed, and is discharged by resin filter flask water outlet 802, the first blowoff line 19 and the first blowdown valve 20, when Reach the preset water purification of control system 27 just rinse softening resin 7 end time point after, the first blowdown valve 20 power off valve close It closes, system is restored to standby mode.

Saline line water outlet and water pipeline as shown in Figure 4 is connected in parallel to resin filter flask water inlet, and water purification is positive and negative The structural schematic diagram for rinsing softening resin, with reference to Fig. 1, Fig. 2, the water outlet of saline line 26 described in this schematic diagram and pure water pipe The water outlet on road 6 is connected in parallel to resin filter flask water inlet 801, water inlet end and the water pipe 12 of water purification backwash pipeline 13 Water inlet end is connected in parallel to the water outlet of auxiliary filter cartridge flushing 9.

Pretreatment softening regeneration is described in detail below by embodiment 1 and assists open plus salt system, saline line 26 When water outlet and water pipeline 6 are connected in parallel to resin filter flask water inlet 801, softening resin adds salt regeneration and the positive and negative flushing of water purification Soften the course of work of resin, as shown in fig. 7, the default softening resin of control system 27 adds salt displacement regeneration and the positive and negative punching of water purification That washes softening resin opens only time point, duration, sequence etc., as shown in Figure 4 by first inlet pipeline 2 of this system and the second water inlet Pipeline 10 is connected in parallel to tap water supervisor 1, and the water level in no electric or open salt pond 14 reaches the default water of liquid level sensor 15 Position, system are in standby: control system 27 controls the first inlet valve 5 power-off valve and opens, ultrafiltration putamina 3 and resin filter flask 8 water flows are unimpeded, and the second inlet valve 18, the first blowdown valve 20, the second blowdown valve 22 power-off valve are closed；Water compensating valve 11, brine valve 23 power-off valves close, brine pump 24 power off it is out of service, raw water by the first inlet pipeline 2 enter ultrafiltration putamina 3 through ultrafiltration Film 4 filters, and the water purification of output enters resin filter flask 8 through water pipeline 6 again and softened by softening resin 7, the softening water purification of output Come together in softening water pipeline 25.Reach preset softening resin add salt replace reproduction time point after, system starts softening automatically Resin 7 adds salt displacement regeneration, and control system 27 controls 5 energization valve of the first inlet valve and closes, ultrafiltration putamina 3 and resin filter flask 8 water flow disconnects, and 20 energization valve of the first blowdown valve is opened, and 23 energization valve of brine valve is opened, and brine pump 24, which is powered, to be run, and opens The salt water for putting formula salt pond 14 leads to brine pump 24 through saline line 26, brine valve 23, is filtered after the pumping of brine pump 24 by resin Bottle water inlet 801 enters resin filter flask 8, carries out sodium to resin 7 and calcium ions and magnesium ions displacement regenerates, the calcium-magnesium-containing after displacement regeneration is residual Waste liquid is stayed to be discharged again through resin filter flask water outlet 802, the first blowoff line 19, the first blowdown valve 20, the water in open salt pond 14 When position is decreased below the preset water level of liquid level sensor 15,11 energization valve of water compensating valve is opened, and raw water is drawn by tap water supervisor 1 Out, enter auxiliary 9 filtration, purification of filter cartridge flushing through the second inlet pipeline 10, output water purification is flowed through water pipe 12 and water compensating valve 11 Enter open salt pond 14；Reach and switchs to water purification after preset displacement regeneration dwell time point and just rinsing softening resin: brine valve 23 It powers off valve to close, brine pump 24 powers off out of service, and the water level in open salt pond 14 rises to the default of liquid level sensor 15 Water level, water compensating valve 11 power off valve and close, and 12 water flow of water pipe, which disconnects, to be stopped to open 14 moisturizing of salt pond, the first inlet valve 5 power-off valves are opened, and raw water is drawn by tap water supervisor 1, enter ultrafiltration through the first inlet pipeline 2 and ultrafiltration membrane water inlet 301 Putamina 3, the output water purification after the filtering of ultrafiltration membrane 4 are rinsed by water pipeline 6 into 8 pairs of softening resins 7 of resin filter flask, And by calcium-magnesium-containing waste liquid remaining in resin filter flask 8 by resin filter flask water outlet 802, softening water pipeline 25, the first blowdown Pipeline 19 and the first blowdown valve 20 discharge, reach preset water purification just rinse softening the resin end time switch to water purification backwash it is soft Change resin: control system 27 controls 5 energization valve of the first inlet valve and closes, and the first blowdown 20 powers off valve and closes, the second blowdown 22 energization valve of valve is opened, and 16 energization valve of water purification backwash valve is opened, and the raw water in tap water supervisor 1 passes through the second inlet pipeline 10 introduce auxiliary 9 filtration, purifications of filter cartridge flushing, output water purification through water purification backwash pipeline 13, resin filter flask water outlet 802 reversely into Enter resin filter flask 8, depth flushing is carried out to softening resin 7, and the remaining waste in resin filter flask 8 is intake by resin filter flask The 801, second blowoff line 21 of mouth and the discharge of the second blowdown valve 22；Reach the preset water purification of control system 27 backwash softening resin After end time point, water purification backwash valve 16 and the second blowdown valve 22 power-off valve are closed, and 5 energization valve of the first inlet valve is opened, System is restored to standby mode.

Another kind as shown in Figure 5 includes to pre-process to soften to regenerate to assist the positive and negative flushing of the open water purification for adding salt system soft Change the structural schematic diagram of resin.Refering to Fig. 2, Fig. 3, the water outlet of saline line 26 described in this schematic diagram and softening water pipeline 25 water inlet end is connected in parallel to resin filter flask water outlet 802, and rest part is identical as Fig. 4, and details are not described herein again.

Pretreatment softening regeneration is described in detail below by embodiment 2 and assists open plus salt system, saline line water outlet End is connect with resin filter flask water outlet, and softening resin adds the course of work of salt regeneration and water purification, positive backwash softening resin, such as ginseng Read shown in Fig. 7, the default softening resin of control system 27 add salt displacement regeneration and water purification just rinse softening resin open only time point, First inlet pipeline 2 of this system and the second inlet pipeline 10 are connected in parallel to tap water as shown in Figure 5 by duration, sequence etc. The water level in supervisor 1, no electricity or open salt pond 14 reaches the preset water level of liquid level sensor 15, when system is in standby: Control system 27 controls the first inlet valve 5 power-off valve and opens, and ultrafiltration putamina 3 and 8 water flow of resin filter flask are unimpeded, the second inlet valve 18, the first blowdown valve 20, the second blowdown valve 22 power-off valve are closed；Water compensating valve 11, brine valve 23 power off valve closing, brine pump 24 power-off are out of service, and raw water is filtered into ultrafiltration putamina 3 through ultrafiltration membrane 4 by the first inlet pipeline 2, and the water purification of output passes through again Water pipeline 6 enters resin filter flask 8 and is softened by softening resin 7, and the softening water purification of output comes together in softening water pipeline 25.

Reach preset softening resin add salt replace reproduction time point after, system start automatically softening resin 7 add salt set Regeneration is changed, control system 27 controls 5 energization valve of the first inlet valve and closes, and the water flow of ultrafiltration putamina 3 and resin filter flask 8 disconnects, Second blowdown valve, 22 energization valve is opened, and 23 energization valve of brine valve is opened, and brine pump 24, which is powered, to be run, open salt pond 4 Salt water leads to brine pump 24 through saline line 26, brine valve 23, anti-by resin filter flask water outlet 802 after the pumping of brine pump 24 To resin filter flask 8 is entered, sodium is carried out to resin 7 and calcium ions and magnesium ions displacement regenerates, the calcium-magnesium-containing remaining waste after displacement regeneration is again Through resin filter flask water inlet 801, the second blowoff line 21, the discharge of the second blowdown valve 22, the water level decreasing in open salt pond 14 is extremely Lower than liquid level sensor 15 preset water level when, 11 energization valve of water compensating valve is opened, and raw water is drawn by tap water supervisor 1, through the Two inlet pipelines 10 enter auxiliary 9 filtration, purification of filter cartridge flushing, and output water purification is flowed into through water pipe 12 and water compensating valve 11 and opened Formula salt pond 14；Reach and switch to water purification after preset displacement regeneration dwell time point and just rinsing softening resin: brine valve 23 powers off valve Door is closed, and brine pump 24 powers off out of service, and the water level in open salt pond 14 rises to the preset water level of liquid level sensor 15, is mended Water valve 11 powers off valve and closes, and 12 water flow of water pipe disconnects, and open salt pond 14 stops moisturizing, and the second blowdown valve 22 powers off valve Door is closed, and 20 energization valve of the first blowdown valve is opened, and the first inlet valve 5 powers off valve and opens, and raw water is drawn by tap water supervisor 1 Out, enter ultrafiltration putamina 3 through the first inlet pipeline 2 and ultrafiltration membrane water inlet 301, the output water purification after the filtering of ultrafiltration membrane 4 is led to It crosses water pipeline 6 and is rinsed into 8 pairs of softening resins 7 of resin filter flask, and by calcium-magnesium-containing waste liquid remaining in resin filter flask 8 It is discharged by resin filter flask water outlet 802, the first blowoff line 19 and the first blowdown valve 20；Reach preset water purification and just rinses softening The resin end time switchs to water purification backwash softening resin: control system 27 controls 5 energization valve of the first inlet valve and closes, and first Blowdown valve 20 powers off valve and closes, and 22 energization valve of the second blowdown valve is opened, and 16 energization valve of water purification backwash valve is opened, tap water Raw water in supervisor 1 introduces auxiliary 9 filtration, purification of filter cartridge flushing by the second inlet pipeline 10, and output water purification is through water purification backwash tube Road 13, resin filter flask water outlet 802 are redirected back into resin filter flask 8, carry out depth flushing to softening resin 7, and by resin filter flask 8 Interior remaining waste passes through resin filter flask water inlet 801, the second blowoff line 21 and the discharge of the second blowdown valve 22；Reach control After the preset water purification of system 27 backwash softening resin end time point, water purification backwash valve 16 and the second blowdown valve 22 power off valve It closes, 5 energization valve of the first inlet valve is opened, and system is restored to standby mode.

Water purification machine as shown in FIG. 6 comprising the open plus salt system of pretreatment softening regeneration, including it is reverse osmosis membrane 30, pure Water lines 32 and concentrated water pipeline 37, the installation of reverse osmosis membrane 30 are provided with feed water by reverse osmosis mouth 310, other end setting at one end It is respectively arranged in reverse osmose pure-water mouth 3102 and the pressure vessel for reverse osmosis 31 at the reverse osmosis concentrated mouth of a river 3103.

The further feed water by reverse osmosis mouth 3101 is intake by the pressure piping 40 and second for being equipped with booster pump 39 The water outlet of valve 18 connects.

The further pure water pipeline 32 is drawn from reverse osmose pure-water mouth 3102, successively via second one-way valve 33 and height It compresses switch and 34 is connected in parallel pure water cylinder 35 and pure water water outlet 36；The concentrated water pipeline 37 is by the reverse osmosis concentrated mouth of a river 3103 Flow-limiting valve 38 is drawn and is equipped with, the water outlet of the flow-limiting valve 38 is vented or by piping connection to domestic water pipeline.

The current limliting direction of the further second one-way valve 33 by reverse osmose pure-water mouth 3102 be oriented to pure water cylinder 35 with it is pure Water water outlet 36.

Be described in detail below by embodiment 3 includes that the open water purification machine for adding salt system of pretreatment softening regeneration is worked Journey.As shown in Figure 6 and refering to Fig. 7, when the pressure that the pressure that 35 water of pure water cylinder expires pure water pipeline 32 reaches high-voltage switch gear 34 is default When value, the second inlet valve 18 powers off valve and closes, and booster pump 39 powers off out of service；When 35 water shortage pure water pipeline 32 of pure water cylinder When pressure is lower than the pressure preset of high-voltage switch gear 34, it is pure that 18 energization valve of the second inlet valve opens the energization operation system of booster pump 39 Water: raw water by the first inlet pipeline 2 introduce ultrafiltration putamina 3 through ultrafiltration membrane 4 purification after output ultrafiltration water purification through water pipeline 6, tree Rouge filter flask water inlet 801 introduces resin filter flask 8, then softened resin 7 softens, and output softens water purification through resin filter flask water outlet 802 draw, then softened water pipeline 25, the second inlet valve 18 lead to booster pump 39, enter reverse osmosis after the pressurization of booster pump 39 Permeable membrane shell 31, the pure water of output is through reverse osmosis membrane pure water mouth 3102, second one-way valve 33, pure water pipe after the filtering of reverse osmosis membrane 30 Road 32 introduces pure water cylinder 35 or opens the outflow of pure water water outlet 36 and takes；The high concentration ion water warp that reverse osmosis membrane 30 retains The reverse osmosis concentrated mouth of a river 3103, concentrated water pipeline 37 and the discharge of flow-limiting valve 38 access domestic water pipeline to utilize again.

Claims (4)

1. pretreatment softening regeneration auxiliary is open plus salt system, including sequentially connected first inlet pipeline (2), ultrafiltration membrane (4), What the first inlet valve (5), water pipeline (6), softening resin (7), softening water pipeline (25) and the second inlet valve (18) formed Pre-process water purification melded system；And by sequentially connected second inlet pipeline (10), auxiliary filter cartridge flushing (9), water pipe (12), be provided with liquid level sensor (15) for hold the open open salt pond (14) of soft water salt, saline line (26) and The auxiliary of first blowoff line (19) composition is open to add salt displacement regenerative system, it is characterised in that: first inlet pipeline (2) Water inlet end and tap water supervisor (1) connect, the water outlet of first inlet pipeline (2) and ultrafiltration membrane water inlet (301) company It connects, ultrafiltration membrane water outlet (302) is connect by pipeline with the water inlet end of first inlet valve (5), first inlet valve (5) Water outlet connect with resin filter flask water inlet (801) by water pipeline (6), the resin filter flask water outlet (802) passes through Softening water pipeline (25) is connect with the water inlet end of the second inlet valve (18)；The water inlet end of second inlet pipeline (10) and The water inlet end of one inlet pipeline (2) is connected in parallel to the water inlet of tap water supervisor (1), water outlet and auxiliary filter cartridge flushing (9) The water outlet of connection, auxiliary filter cartridge flushing (9) is connected to setting by being equipped with the water pipe (12) of water compensating valve (11) There is the open open salt pond (14) of liquid level sensor (15), the open salt pond (14) is also by being disposed with salt water The saline line (26) of valve (23) and brine pump (24) is connected to resin filter flask water inlet (801) or resin filter flask water outlet (802)；Softening water pipeline (25) also bypass is equipped with the first blowoff line (19) of the first blowdown valve (20).

2. pretreatment softening regeneration auxiliary according to claim 1 is open to add salt system, it is characterised in that: the auxiliary punching Water purification backwash pipeline of the water outlet of filter wash core (9) also by being sequentially installed with water purification backwash valve (16) and the first check valve (17) (13) it is connected in parallel with softening water pipeline (25).

3. pretreatment softening regeneration auxiliary according to claim 1 is open to add salt system, it is characterised in that: the pure water pipe Road (6) also bypasses the second blowoff line (21) for being equipped with the second blowdown valve (22).

4. assisting open plus salt system water purification machine comprising pretreatment softening regeneration described in claim 1, it is characterised in that: institute The water outlet for stating the second inlet valve (5) is connected to reverse osmosis membrane water inlet by being equipped with the pressure piping (40) of booster pump (39) (3101)；The reverse osmosis membrane pure water mouth (3102) is by being disposed with the pure of second one-way valve (33) and high-voltage switch gear (34) Water lines (32) are connected to pure water cylinder (35) and pure water water outlet (36) in parallel；The reverse osmosis membrane concentrated water spout (3103) passes through Concentrated water pipeline (37) is connected to flow-limiting valve (38).