CN104944529B - Reverse osmosis water purification machine - Google Patents

Reverse osmosis water purification machine Download PDF

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Publication number
CN104944529B
CN104944529B CN201510420391.7A CN201510420391A CN104944529B CN 104944529 B CN104944529 B CN 104944529B CN 201510420391 A CN201510420391 A CN 201510420391A CN 104944529 B CN104944529 B CN 104944529B
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counter
infiltration
water
valve
connection
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CN104944529A (en
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李达信
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李达信
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Abstract

The invention provides a kind of reverse osmosis water purification machine, including:Raw water input mechanism, counter-infiltration mechanism, cycling mechanism and pure water output mechanism;Raw water input mechanism and counter-infiltration mechanism connection, for being input into raw water in counter-infiltration mechanism;Pure water output mechanism and counter-infiltration mechanism connection, for discharging pure water obtained in reverse osmosis machine structure;The two ends of cycling mechanism with counter-infiltration mechanism connection, the middle water energy obtained by counter-infiltration is carried out via counter-infiltration mechanism and enough enters cycling mechanism, then again flowing into counter-infiltration mechanism via cycling mechanism carries out counter-infiltration, middle water energy is enough to be circulated between counter-infiltration mechanism and cycling mechanism, until pure water is obtained, pure water is discharged via pure water output mechanism.Using said structure, preceding once obtained middle water can clean counter-infiltration mechanism when counter-infiltration next time is carried out, this just makes counter-infiltration mechanism still keep salt rejection rate and penetrating fluid percent of pass higher after a longer time of use, so that obtained pure water purity is steady in a long-term in higher level.

Description

Reverse osmosis water purification machine
Technical field
The present invention relates to the technical field of water process, more particularly, to reverse osmosis water purification machine.
Background technology
With the continuous improvement of people's living standard, people have requirement higher to the pure water drunk, therefore, to system The equipment for making pure water it is also proposed requirement higher, and reverse osmosis water purification machine is most preferably setting for currently manufactured drinking pure water It is standby.
In the prior art, two-stage antipermeating water purifier generally includes original water inlet, counter-infiltration mechanism, a secondary reverse osmosis Saturating mechanism and pure water outlet, running water enter from original water inlet, and a counter-infiltration is carried out subsequently into a counter-infiltration mechanism, pass through Cross a 1 st pure water for counter-infiltration carries out secondary counter-infiltration into secondary reverse osmosis machine structure, by the secondary pure of secondary counter-infiltration Water, exports from pure water and flows out, for drinking.
Counter-infiltration mechanism of above-mentioned two-stage antipermeating water purifier and secondary reverse osmosis machine structure are independently arranged, in water processed Do not share;After used a period of time, a counter-infiltration mechanism delivery port of above-mentioned two-stage antipermeating water purifier is detected Water quality, it is found that TDS (Total dissolved solids, dissolvability solid amount) value of 1 st pure water substantially increases, meanwhile, The TDS values of second pure water also substantially increase, and this just illustrates that above-mentioned two-stage antipermeating water purifier can not keep the purity of water processed Long-term stabilization, and the decline of water purity processed, inherently reduce the service life of above-mentioned two-stage antipermeating water purifier.
By researching and analysing discovery, because a counter-infiltration mechanism is used for filtering raw water all the time, in use, it is impossible to Timely and effectively cleaned, therefore, by after long-term use, the salt rejection rate and penetrating fluid percent of pass of counter-infiltration mechanism Can be decreased obviously, this will significantly increase the TDS values of 1 st pure water, and the TDS value increases of 1 st pure water directly result in two The TDS values of secondary pure water increase, the water quality of final influence pure water.
The content of the invention
It is an object of the invention to provide reverse osmosis water purification machine, made with solving reverse osmosis water purification machine present in prior art It is shorter with the life-span and the technical problem of the purity stable for extended periods of time of water processed can not be made.
A kind of reverse osmosis water purification machine that the present invention is provided, including:Raw water input mechanism, counter-infiltration mechanism, cycling mechanism and Pure water output mechanism;The raw water input mechanism and the counter-infiltration mechanism connection, for being input into in the counter-infiltration mechanism Raw water;The pure water output mechanism and the counter-infiltration mechanism connection, for discharging pure water obtained in the reverse osmosis machine structure;Institute State the two ends of cycling mechanism with the counter-infiltration mechanism connection, the centre obtained by counter-infiltration is carried out via the counter-infiltration mechanism Water energy enough enters the cycling mechanism, and then again flowing into the counter-infiltration mechanism via the cycling mechanism carries out counter-infiltration, The middle water energy is enough to be circulated between the counter-infiltration mechanism and the cycling mechanism, until pure water, the pure water warp is obtained Discharged by the pure water output mechanism.
Further, the counter-infiltration mechanism includes counter-infiltration filter core and enters the hydraulic pressure of the counter-infiltration filter core for increasing The compress cell of power;One end of the counter-infiltration filter core connects with one end of the cycling mechanism, the counter-infiltration filter core it is another One end connects with one end of the compress cell, the other end of the other end of the compress cell and the cycling mechanism;It is described The one end of raw water input mechanism with the compress cell away from the counter-infiltration filter core connects, the pure water output mechanism with it is described Counter-infiltration filter core is connected away from one end of the compress cell.
Further, the counter-infiltration mechanism also includes sterilizer, one end of the sterilizer and the compress cell away from One end connection of the counter-infiltration filter core, the other end is input into machine by the first three-way connection with the cycling mechanism and the raw water Structure is connected.
Further, the cycling mechanism includes that middle water storage element, the second three-way connection, the first low pressure valve and first are single To magnetic valve;One end of the middle water storage element is connected with the counter-infiltration filter core, and the other end is connected with the described 2nd 3 Head connection;One end of first Unidirectional solenoid valve is connected with first three-way connection, and the other end is connected with the described 2nd 3 Head connection;First low pressure valve is connected with second three-way connection, and the sensor of first low pressure valve is anti-with described Permeate the power supply connection of water purification machine.
Further, the middle water storage element includes the 3rd three-way connection, high pressure valve and middle water pressure bucket;Described One interface of three three-way connections is connected with the counter-infiltration filter core, another two interface one end respectively with the high pressure valve and institute State middle water pressure bucket connection;The other end of the high pressure valve is connected with second three-way connection, and the high pressure valve biography Sensor is connected with the power supply of the reverse osmosis water purification machine.
Further, also including testing agency, the testing agency is used to detect the centre flowed out by the counter-infiltration filter core The water quality of water;One end of the testing agency connects with the counter-infiltration filter core, the other end and the cycling mechanism and described pure Water output mechanism is connected.
Further, the testing agency includes TDS on-line checkings device and the 4th three-way connection, the TDS on-line checkings device Two ends respectively with an interface and the counter-infiltration mechanism connection of the 4th three-way connection;4th three-way connection Another two interface is connected with the pure water output mechanism and the cycling mechanism respectively.
Further, also including concentrated water recovering mechanism, the concentrated water recovering mechanism and the counter-infiltration mechanism connection, by institute The concentrated water that stating counter-infiltration mechanism is carried out obtained by counter-infiltration can flow into the concentrated water recovering mechanism.
Further, the concentrated water recovering mechanism includes the second Unidirectional solenoid valve, the first concentrated water regulating valve and concentrated water water butt; The two ends of second Unidirectional solenoid valve one end respectively with the first concentrated water regulating valve and the counter-infiltration mechanism connection, institute The other end for stating the first concentrated water regulating valve is connected with the concentrated water water butt.
Further, the concentrated water recovering mechanism also includes that the 3rd Unidirectional solenoid valve, the second concentrated water regulating valve, the five or three connect Head and the 6th three-way connection;5th three-way connection respectively with the counter-infiltration mechanism, second Unidirectional solenoid valve and institute State the connection of the 3rd Unidirectional solenoid valve;The other end of the 3rd Unidirectional solenoid valve connects with one end of the second concentrated water regulating valve It is logical, an orifice of the other end of the second concentrated water regulating valve and the 6th three-way connection;Described 6th 3 connects The another two interface of head is connected with the first concentrated water regulating valve and the concentrated water water butt respectively.
The reverse osmosis water purification machine that the present invention is provided, by the connection of counter-infiltration mechanism and cycling mechanism, reaches middle water energy It is circulated between counter-infiltration mechanism and cycling mechanism, so that multiple counter-infiltration is realized, and multiple counter-infiltration is using same Individual counter-infiltration mechanism is carried out;Using said structure, preceding once obtained middle water can while counter-infiltration next time is carried out Cleaning counter-infiltration mechanism, circulates repeatedly successively, it becomes possible to even if ensuring counter-infiltration mechanism after using longer time still Salt rejection rate and penetrating fluid percent of pass higher are kept, so that the purity of obtained pure water is steady in a long-term in level higher, The service life of reverse osmosis water purification machine can also be increased simultaneously.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the specific embodiment of the invention, specific embodiment will be described below Needed for the accompanying drawing to be used be briefly described, it should be apparent that, drawings in the following description be it is of the invention some implementation Mode, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings Obtain other accompanying drawings.
Fig. 1 is the flow chart one of reverse osmosis water purification machine provided in an embodiment of the present invention;
Fig. 2 is the flowchart 2 of reverse osmosis water purification machine provided in an embodiment of the present invention;
Fig. 3 is the flow chart 3 of reverse osmosis water purification machine provided in an embodiment of the present invention;
Fig. 4 is the flow chart four of reverse osmosis water purification machine provided in an embodiment of the present invention;
Fig. 5 is the flow chart five of reverse osmosis water purification machine provided in an embodiment of the present invention;
Fig. 6 is the flow chart that reverse osmosis water purification machine provided in an embodiment of the present invention contains testing agency;
Fig. 7 is the flow chart that reverse osmosis water purification machine provided in an embodiment of the present invention contains concentrated water recovering mechanism;
Fig. 8 is the flow chart six of reverse osmosis water purification machine provided in an embodiment of the present invention.
Specific embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation Example is a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", D score, "left", "right", " vertical ", The orientation or position relationship of the instruction such as " level ", " interior ", " outward " be based on orientation shown in the drawings or position relationship, merely to Be easy to the description present invention and simplify describe, rather than indicate imply signified device or element must have specific orientation, With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.Additionally, term " first ", " second ", " the 3rd " is only used for describing purpose, and it is not intended that indicating or implying relative importance.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase Company ", " connection " should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or be integrally connected;Can Being to mechanically connect, or electrically connect;Can be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi Two connections of element internal.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this Concrete meaning in invention.
Fig. 1 is the flow chart one of reverse osmosis water purification machine provided in an embodiment of the present invention;Fig. 2 is provided in an embodiment of the present invention The flowchart 2 of reverse osmosis water purification machine;Fig. 3 is the flow chart 3 of reverse osmosis water purification machine provided in an embodiment of the present invention;Fig. 4 is this The flow chart four of the reverse osmosis water purification machine that inventive embodiments are provided;Fig. 5 is reverse osmosis water purification machine provided in an embodiment of the present invention Flow chart five;Fig. 6 is the flow chart that reverse osmosis water purification machine provided in an embodiment of the present invention contains testing agency;Fig. 7 is the present invention The reverse osmosis water purification machine that embodiment is provided contains the flow chart of concentrated water recovering mechanism;Fig. 8 is reverse osmosis provided in an embodiment of the present invention The flow chart six of saturating water purification machine.
As shown in figures 1-8, a kind of reverse osmosis water purification machine that the present embodiment is provided, including:Raw water input mechanism, reverse osmosis machine Structure, cycling mechanism and pure water output mechanism;Raw water input mechanism and counter-infiltration mechanism connection, for being input into in counter-infiltration mechanism Raw water;Pure water output mechanism and counter-infiltration mechanism connection, for discharging pure water obtained in reverse osmosis machine structure;The two ends of cycling mechanism With counter-infiltration mechanism connection, the middle water energy obtained by counter-infiltration is carried out via counter-infiltration mechanism and enough enters cycling mechanism, then Again flowing into counter-infiltration mechanism via cycling mechanism carries out counter-infiltration, and middle water energy is enough between counter-infiltration mechanism and cycling mechanism Circulation, until pure water is obtained, pure water is discharged via pure water output mechanism.
It should be noted that raw water refers to the undesirable running water of TDS values, underground water or seawater, middle water refers to Be the water for once or repeatedly obtain after counter-infiltration, and pure water refers to carry out once or repeatedly after counter-infiltration The satisfactory middle water of purity for arriving, concentrated water refer to by counter-infiltration mechanism obtain in addition to middle water and pure water Liquid.
The Main Function of counter-infiltration mechanism is to carry out counter-infiltration to entering raw water therein or middle water, so as to obtain dense Water and middle water, therefore, every mechanism that can be functioned as described above can serve as the signified counter-infiltration mechanism of the present embodiment.
The Main Function of cycling mechanism is the two ends for connecting counter-infiltration mechanism, makes middle water energy enough in counter-infiltration mechanism and follows It is circulated between ring mechanism, so that multiple counter-infiltration is realized, therefore, all mechanisms for being that by above-mentioned effect can make It is the signified cycling mechanism of the present embodiment.
The Main Function of raw water input mechanism is to be input into raw water to counter-infiltration mechanism, therefore, it is all to be that by above-mentioned work Mechanism can serve as the signified raw water input mechanism of the present embodiment.
Specifically, as shown in figure 8, raw water input mechanism includes raw water entrance, the first ball valve, the second low pressure valve, the seven or three Pass joint and the 4th Unidirectional solenoid valve, raw water entrance are connected with one end of the first ball valve, the other end of the first ball valve and the seven or three One orifice of pass joint, the another two interface of the 7th three-way connection respectively with the second low pressure valve and the 4th Unidirectional solenoid valve Connection, the other end and the counter-infiltration mechanism connection of the 4th Unidirectional solenoid valve.
It should be noted that the sensor of the second low pressure valve is connected with the power supply of reverse osmosis water purification machine, when input counter-infiltration During the insufficient pressure of the raw water of mechanism, the second low pressure valve can be triggered and cut off the electricity supply, it is to avoid counter-infiltration mechanism dallies, so as to protect set It is standby.
As shown in figure 8, the reverse osmosis water purification machine that the present embodiment is provided also includes filter mechanism, the two ends point of filter mechanism Not with raw water input mechanism and counter-infiltration mechanism connection, or filter mechanism is directly connected with raw water input mechanism.
Filter mechanism includes PP cotton filter cores, resin filter element and active carbon filter core, and PP cotton filter cores, resin filter element and activated carbon Filter core is sequentially connected in series, an orifice of PP cotton filter cores and the 7th three-way connection, active carbon filter core and the 4th Unidirectional solenoid valve Connection;It should be noted that can also be other series relationships between three.PP cotton filter cores can select 1 μm of PP cotton filter core, Resin filter element can select resin cation filter core.
The Main Function of pure water output mechanism is that the purity that discharge via counter-infiltration mechanism obtained after counter-infiltration meets It is required that middle water, therefore, all mechanisms for being that by above-mentioned effect can serve as the signified pure water discharge of the present embodiment Mechanism.Specifically, as shown in figure 8, pure water output mechanism includes the second ball valve and pure water outlet, one end of the second ball valve and reverse osmosis Saturating mechanism connection, the other end and pure water outlet.
The reverse osmosis water purification machine that the present embodiment is provided, by the connection of counter-infiltration mechanism and cycling mechanism, makes middle water energy It is enough to be circulated between counter-infiltration mechanism and cycling mechanism, so that multiple counter-infiltration is realized, and repeatedly counter-infiltration is used together One counter-infiltration mechanism is carried out;Using said structure, preceding once obtained middle water energy while counter-infiltration next time is carried out Enough cleaning counter-infiltration mechanism, circulates repeatedly successively, it becomes possible to though ensure counter-infiltration mechanism after using longer time according to It is old to keep salt rejection rate and penetrating fluid percent of pass higher, so that the purity of obtained pure water is steady in a long-term in water higher It is flat, while the service life of reverse osmosis water purification machine can also be increased.
On the basis of above-described embodiment, specifically, as shown in Figures 2 and 3, counter-infiltration mechanism include counter-infiltration filter core and Compress cell for increasing the water pressure for entering counter-infiltration filter core;One end of counter-infiltration filter core connects with one end of cycling mechanism Logical, the other end of counter-infiltration filter core is connected with one end of compress cell, the other end of compress cell and the other end of cycling mechanism; The one end of raw water input mechanism with compress cell away from counter-infiltration filter core connects, and pure water output mechanism is with counter-infiltration filter core away from increasing Press one end connection of unit.
Used as a kind of preferred scheme, counter-infiltration filter core can select reverse osmosis membrane of the salt rejection rate more than 95%, using upper Stating reverse osmosis membrane can carry out counter-infiltration to raw water and middle water to greatest extent, so as to reach preferable counter-infiltration effect.
The Main Function of compress cell is the pressure for increasing the water for entering counter-infiltration filter core, so as to ensure from counter-infiltration filter core The water quality of the water of outflow, therefore, all components for being that by above-mentioned effect can serve as the signified supercharging list of the present embodiment Unit.
Used as a kind of preferred scheme, compress cell includes water-cooling type high-pressure hydraulic pump and high-power field tube controller, water-cooled One end of type high-pressure hydraulic pump is connected with counter-infiltration filter core, and the other end is connected with cycling mechanism and raw water input mechanism.
Water-cooling type high-pressure hydraulic pump refers to that pump motor radiating mode is circulating water, and the water being input into counter-infiltration filter core Pressure be more than or equal to 0.7MPa, while water pump of the water-carrying capacity more than or equal to counter-infiltration filter core theory 4 times of water production.
High-power field tube controller refers to that a high-power FET or multiple high-power FETs are in parallel, can The break-make control of the water-cooling type high-pressure hydraulic pump motor power of stabilization is provided, so as to provide enough systems of stabilization for counter-infiltration filter core Water pressure.
On the basis of above-described embodiment, specifically, as shown in figure 3, counter-infiltration mechanism also includes sterilizer, sterilizer The one end of one end with compress cell away from counter-infiltration filter core connects, and the other end is by the first three-way connection and cycling mechanism and raw water Input mechanism is connected.It should be noted that sterilizer can select the UV sterilizers that shell is stainless steel.
Sterilizer is set before counter-infiltration filter core, can prevent counter-infiltration filter core from using rear breed bacteria for a long time, from And extend the service life of the reverse osmosis water purification machine that the present embodiment is provided and stablize its water purity processed.
On the basis of above-described embodiment, specifically, as shown in figure 4, cycling mechanism includes middle water storage element, second Three-way connection, the first low pressure valve and the first Unidirectional solenoid valve;One end of middle water storage element connects with counter-infiltration filter core, another End connects with the second three-way connection;One end of first Unidirectional solenoid valve connects with the first three-way connection, the other end and the second threeway Fittings;First low pressure valve is connected with the second three-way connection, and sensor and the reverse osmosis water purification machine of the first low pressure valve electricity Source connects.
The Main Function of middle water storage element is to store middle water while middle water can also be input into counter-infiltration mechanism, Therefore, every mechanism that can be functioned as described above can serve as the signified middle water storage element of the present embodiment.
The effect of the first low pressure valve is that, when the middle water to input in counter-infiltration filter core is very few, its pressure is low less than first During the rated pressure of pressure valve, the first low pressure valve can cut off the electricity supply, so that counter-infiltration filter core and compress cell are stopped, keep away Exempt from the two idle running.
When needing to carry out counter-infiltration next time to middle water, and the pressure of middle water reaches default pressure, now First low pressure valve switches on power, and turns on the first Unidirectional solenoid valve, so as to carry out multiple counter-infiltration;It should be noted that when the When one Unidirectional solenoid valve is closed, obtained middle water enters middle water storage element.
On the basis of above-described embodiment, specifically, as shown in figure 5, middle water storage element include the 3rd three-way connection, High pressure valve and middle water pressure bucket;One interface of the 3rd three-way connection is connected with counter-infiltration filter core, another two interface respectively with One end of high pressure valve connects with middle water pressure bucket;One end of high pressure valve connects with the second three-way connection, and high pressure valve sensing Device is connected with the power supply of reverse osmosis water purification machine.
High pressure valve can detect the pressure of middle water pressure bucket, i.e. when the pressure of middle water pressure bucket reaches predetermined value, High pressure valve can cut off the electricity supply, so as to stop water processed, further ensure that equipment uses safety.
Middle water storage element also includes the 3rd ball valve, the 8th three-way connection, the 3rd ball valve and middle water out, the eight or three One interface of pass joint is connected with the 3rd three-way connection, and another two interface connects with middle water out and middle water pressure bucket respectively It is logical;8th three-way connection can also be connected by the 4th ball valve with middle water pressure bucket;Water out in the middle of setting, can use Person uses middle water as needed, so as to expand the use scope of middle water.
On the basis of above-described embodiment, specifically, also including testing agency, testing agency is used to detect by reverse osmosis filter The water quality of the middle water of core outflow;One end of testing agency is connected with counter-infiltration filter core, and the other end is arranged with cycling mechanism and pure water Go out mechanism connection.
The water quality that real-time detection centre water is capable of in testing agency is set, and testing result can be displayed in reverse osmosis water purification machine Display screen on, user selects to proceed counter-infiltration or is discharged from pure water output mechanism by the numerical value observed Required pure water.
On the basis of above-described embodiment, specifically, as shown in fig. 6, testing agency includes TDS on-line checkings device and the 4th Three-way connection, the two ends of TDS on-line checking devices respectively with an interface and counter-infiltration mechanism connection of the 4th three-way connection;4th The another two interface of three-way connection is connected with pure water output mechanism and cycling mechanism respectively.
TDS on-line checkings device is set and to detect in real time the TDS values of the middle water from the outflow of counter-infiltration filter core, not meeting will The central water asked enters cycling mechanism via check valve again to the 4th three-way connection, and satisfactory middle water is then referred to as pure Water, by the 4th three-way connection, the second ball valve, then exports from pure water and discharges.
On the basis of above-described embodiment, specifically, also including concentrated water recovering mechanism, concentrated water recovering mechanism and reverse osmosis machine Structure is connected, and the concentrated water obtained by the inside of counter-infiltration mechanism carries out counter-infiltration can flow into concentrated water recovering mechanism.Concentrated water is set Recovering mechanism can realize the recovery of concentrated water, increase the use scope of concentrated water, so as to avoid wasting.
On the basis of above-described embodiment, specifically, as shown in fig. 7, concentrated water recovering mechanism include the second Unidirectional solenoid valve, First concentrated water regulating valve and concentrated water water butt;The two ends of the second Unidirectional solenoid valve respectively with one end of the first concentrated water regulating valve and anti- Infiltration mechanism connection, the other end of the first concentrated water regulating valve is connected with concentrated water water butt.
When the Main Function of the first concentrated water regulating valve is control first time counter-infiltration water, i.e. raw water enters reverse osmosis filter After core, concentrated water water yield;The ratio of water and concentrated water can be arranged between 2~5 in the middle of now, so can not only ensure centre Water water yield, can also using water wisely to greatest extent.
It should be noted that the 4th Unidirectional solenoid valve is turned on, the conducting of the second Unidirectional solenoid valve, now, the first unidirectional electromagnetism Valve is closed.
On the basis of above-described embodiment, specifically, as shown in fig. 7, concentrated water recovering mechanism also includes the 3rd unidirectional electromagnetism Valve, the second concentrated water regulating valve, the 5th three-way connection and the 6th three-way connection;5th three-way connection respectively with counter-infiltration mechanism, Two Unidirectional solenoid valves and the 3rd Unidirectional solenoid valve are connected;One end of the other end of the 3rd Unidirectional solenoid valve and the second concentrated water regulating valve Connection, the other end of the second concentrated water regulating valve and an orifice of the 6th three-way connection;The another two of the 6th three-way connection Interface is connected with the first concentrated water regulating valve and concentrated water water butt respectively.
The Main Function of the second concentrated water regulating valve be when multiple counter-infiltration water is carried out regulation concentrated water water yield, this be because For the concentration of first time counter-infiltration water and follow-up multiple counter-infiltration water gained concentrated water differs widely, therefore, using above-mentioned Structure, can be further ensured that middle water water yield and using water wisely.
It should be noted that the first Unidirectional solenoid valve is opened, the 3rd Unidirectional solenoid valve is opened, now, the second unidirectional electromagnetism Valve and the 4th Unidirectional solenoid valve are turned off.
As a example by carrying out counter-infiltration water twice, the specifically used side of the reverse osmosis water purification machine that the present embodiment is provided is illustrated Method:
When first time counter-infiltration water is carried out:Power switch switches to once water gear processed, when raw water reaches default pressure The second low pressure valve switches on power during power, turns on the 4th Unidirectional solenoid valve, the second Unidirectional solenoid valve, starts defeated to counter-infiltration filter core Enter raw water, carry out first time counter-infiltration water, high pressure valve is cut off the electricity supply when the pressure of middle water pressure bucket reaches preset pressure, First time counter-infiltration water is completed, equipment autostop.
When second counter-infiltration water is carried out:Power switch is switched into secondary water gear processed first, when middle hydraulic pressure When the middle water pressure of power bucket outflow reaches preset pressure, the first low pressure valve switches on power, and makes the first Unidirectional solenoid valve, the 3rd list To solenoid valve conduction, second counter-infiltration water is proceeded by, during second counter-infiltration water, when the water of middle water Pressure drop is cut off the electricity supply to the first low pressure valve during preset pressure, second counter-infiltration water autostop, now needs a power switch Switch to once water gear processed carries out first time counter-infiltration water again, when first time counter-infiltration water is completed, repeats above-mentioned Step, starts again at second counter-infiltration water;It should be noted that, it is necessary to power supply during second counter-infiltration water completion Switch switches to once water gear processed.
The first time counter-infiltration water of the reverse osmosis water purification machine that the present embodiment is provided is to automatically control, second counter-infiltration Water processed or even follow-up multiple counter-infiltration water are semiautomatic controls, naturally it is also possible to make and automatically control.Carrying out second During secondary counter-infiltration water, add concentrated water retracting device that the concentrated water of second counter-infiltration water can be made preferably to be utilized.
Finally it should be noted that:Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations;To the greatest extent Pipe has been described in detail with reference to foregoing embodiments to the present invention, it will be understood by those within the art that:Its according to The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered Row equivalent;And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology The scope of scheme.

Claims (1)

1. a kind of reverse osmosis water purification machine, it is characterised in that including:Raw water input mechanism, counter-infiltration mechanism, cycling mechanism and pure water Output mechanism;
The raw water input mechanism and the counter-infiltration mechanism connection, for being input into raw water in the counter-infiltration mechanism;It is described Pure water output mechanism and the counter-infiltration mechanism connection, for discharging pure water obtained in the reverse osmosis machine structure;
The two ends of the cycling mechanism with the counter-infiltration mechanism connection, via the counter-infiltration mechanism carry out counter-infiltration gained Middle water energy enough enter the cycling mechanism, then again flowing into the counter-infiltration mechanism via the cycling mechanism is carried out instead Infiltration, the middle water energy is enough to be circulated between the counter-infiltration mechanism and the cycling mechanism, described pure until pure water is obtained Water is discharged via the pure water output mechanism;
Wherein:
Reverse osmosis water purification machine, by the connection of counter-infiltration mechanism and cycling mechanism, makes middle water energy enough in counter-infiltration mechanism and follows It is circulated between ring mechanism, so that multiple counter-infiltration is realized, and repeatedly counter-infiltration is carried out using same counter-infiltration mechanism;
The preceding once obtained middle water can clean the counter-infiltration mechanism while counter-infiltration next time is carried out, successively Circulation is repeatedly;
The middle water refers to carrying out the water for once or repeatedly being obtained after counter-infiltration;
The counter-infiltration mechanism includes counter-infiltration filter core and the supercharging list for increasing the water pressure for entering the counter-infiltration filter core Unit;
One end of the counter-infiltration filter core connects with one end of the cycling mechanism, the other end of the counter-infiltration filter core with it is described One end connection of compress cell, the other end of the compress cell is connected with the other end of the cycling mechanism;
The one end of the raw water input mechanism with the compress cell away from the counter-infiltration filter core connects, and the pure water discharges machine The one end of structure with the counter-infiltration filter core away from the compress cell connects;
The counter-infiltration mechanism also includes sterilizer, and one end of the sterilizer is with the compress cell away from the reverse osmosis filter One end connection of core, the other end is connected by the first three-way connection with the cycling mechanism and the raw water input mechanism;
The cycling mechanism includes middle water storage element, the second three-way connection, the first low pressure valve and the first Unidirectional solenoid valve;
One end of the middle water storage element connects with the counter-infiltration filter core, and the other end connects with second three-way connection It is logical;
One end of first Unidirectional solenoid valve connects with first three-way connection, and the other end connects with second three-way connection It is logical;
First low pressure valve is connected with second three-way connection, and first low pressure valve sensor and the counter-infiltration The power supply connection of water purification machine;
The middle water storage element includes the 3rd three-way connection, high pressure valve and middle water pressure bucket;
One interface of the 3rd three-way connection is connected with the counter-infiltration filter core, another two interface respectively with the high pressure valve One end connected with the middle water pressure bucket;
The other end of the high pressure valve is connected with second three-way connection, and the sensor of the high pressure valve and the counter-infiltration The power supply connection of water purification machine;
Also include testing agency, the testing agency is used to detect the water quality of the middle water flowed out by the counter-infiltration filter core;Institute The one end for stating testing agency connects with the counter-infiltration filter core, and the other end connects with the cycling mechanism and the pure water output mechanism It is logical;
The testing agency includes TDS on-line checkings device and the 4th three-way connection, the two ends of the TDS on-line checkings device respectively with One interface and the counter-infiltration mechanism connection of the 4th three-way connection;
The another two interface of the 4th three-way connection is connected with the pure water output mechanism and the cycling mechanism respectively;
Also include concentrated water recovering mechanism, the concentrated water recovering mechanism and the counter-infiltration mechanism connection, by the reverse osmosis machine The concentrated water that structure is carried out obtained by counter-infiltration can flow into the concentrated water recovering mechanism;
The concentrated water recovering mechanism includes the second Unidirectional solenoid valve, the first concentrated water regulating valve and concentrated water water butt;
The two ends of second Unidirectional solenoid valve connect with one end of the first concentrated water regulating valve and the counter-infiltration mechanism respectively Logical, the other end of the first concentrated water regulating valve is connected with the concentrated water water butt;
The concentrated water recovering mechanism also includes the 3rd Unidirectional solenoid valve, the second concentrated water regulating valve, the 5th three-way connection and the six or three Pass joint;
5th three-way connection respectively with the counter-infiltration mechanism, second Unidirectional solenoid valve and the 3rd unidirectional electromagnetism Valve is connected;
The other end of the 3rd Unidirectional solenoid valve is connected with one end of the second concentrated water regulating valve, the second concentrated water regulation One orifice of the other end of valve and the 6th three-way connection;
The another two interface of the 6th three-way connection is connected with the first concentrated water regulating valve and the concentrated water water butt respectively;
During first time counter-infiltration water, the conducting of the 4th Unidirectional solenoid valve, the conducting of the second Unidirectional solenoid valve, now, the first unidirectional electricity Magnet valve is closed, and the 3rd electromagnetic valve of the individual event is closed;
During second counter-infiltration water, the first Unidirectional solenoid valve is opened, and the 3rd Unidirectional solenoid valve is opened, now, the second unidirectional electricity Magnet valve and the 4th Unidirectional solenoid valve are turned off.
CN201510420391.7A 2015-07-16 2015-07-16 Reverse osmosis water purification machine Expired - Fee Related CN104944529B (en)

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CN201309875Y (en) * 2008-12-08 2009-09-16 核工业理化工程研究院华核新技术开发公司 Recycling device of biological pharmaceutical wastewater
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CN203212407U (en) * 2013-04-11 2013-09-25 常州市开源水处理科技有限公司 Reverse osmosis system for backwashing filter by using concentrated water
CN103991990A (en) * 2014-06-17 2014-08-20 山东润泰智能电气有限公司 Wastewater-free reverse osmosis water purifier and water production method thereof
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