CN103768948A - Water purification apparatus and control method of the same - Google Patents
Water purification apparatus and control method of the same Download PDFInfo
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- CN103768948A CN103768948A CN201210402876.XA CN201210402876A CN103768948A CN 103768948 A CN103768948 A CN 103768948A CN 201210402876 A CN201210402876 A CN 201210402876A CN 103768948 A CN103768948 A CN 103768948A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 512
- 238000000746 purification Methods 0.000 title claims abstract description 167
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000001514 detection method Methods 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims description 115
- 239000002351 wastewater Substances 0.000 claims description 15
- 239000008400 supply water Substances 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 7
- 238000001764 infiltration Methods 0.000 claims description 6
- 230000008901 benefit Effects 0.000 abstract description 6
- 239000008213 purified water Substances 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 description 3
- 230000002045 lasting effect Effects 0.000 description 3
- 238000011010 flushing procedure Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The invention discloses a water purification device and a control method thereof, wherein the water purification device comprises: a purification unit adapted to be connected to a water source, the purification unit having a purified water outlet; the water storage unit is connected with the purified water outlet; the water purification distributor is connected with the water storage unit; the pressure detection device is arranged between the purification unit and the water storage unit or between the water storage unit and the purified water distributor; the flow detector is arranged between the water storage unit and the purified water distributor; the water inlet valve is arranged between the water source and the purification unit; and the controller is respectively connected with the pressure detection device, the flow detector and the water inlet valve. The water purification device provided by the embodiment of the invention has the advantages of high stability, low failure rate, long service life, reliable performance and the like.
Description
Technical field
The present invention relates to water-treatment technology field, in particular to a kind of water purification installation and the control method with described water purification installation.
Background technology
Existing water purification installation is provided with the high-voltage switch gear for detection of water cell pressure, and hour high-voltage switch gear closure is to open water intaking valve for water cell internal pressure, and water purification installation starts water processed; When water cell internal pressure is larger, high-voltage switch gear disconnects closing water intaking valve, and water purification installation is shut down.
In the time that user opens water purification distributor (as tap) water intaking, pressure moment in water cell is reduced the high-voltage switch gear moment closure that script is disconnected, user takes water and closes after water purification distributor, pressure in water cell raises again high-voltage switch gear is disconnected, and causes like this water purification installation frequent starting, less stable.This startup continually causes the fault rate of the parts such as water intaking valve higher, has a strong impact on the service life of water purification installation.
Summary of the invention
The present invention one of is intended to solve the problems of the technologies described above at least to a certain extent or at least provides a kind of useful business to select.For this reason, one object of the present invention be to propose that a kind of stability is high, the water purification installation of failure rate is low, long service life, dependable performance.
Another object of the present invention is to propose a kind of control method of described water purification installation.
For achieving the above object, embodiment according to a first aspect of the invention proposes a kind of water purification installation, described water purification installation comprises: clean unit, and described clean unit is suitable for being connected to purify the water that described water source provides with water source, and described clean unit has pure water inlet; Water cell, described water cell is connected with described pure water inlet; Water purification distributor, described water purification distributor is connected with described water cell; Pressure-detecting device, described pressure-detecting device be located between described clean unit and described water cell or described water cell and described water purification distributor between; Flow detector, described flow detector is located at the water yield for detection of described water purification distributor between described water cell and described water purification distributor; Water intaking valve, described water intaking valve is located between described water source and described clean unit; And controller, described controller is connected with described pressure-detecting device, described flow detector and described water intaking valve respectively so that the opening and closing of water intaking valve described in the pressure of described water cell detecting according to described pressure-detecting device and the water yield detected value control of described flow detector.
According to the water purification installation of the embodiment of the present invention by between described water cell and described water purification distributor, described flow detector being set, thereby can utilize described flow detector to detect the water yield (being the water purification water yield of whole described water purification installation) of described water purification distributor.The opening and closing of water intaking valve described in the pressure of described water cell that described controller detects according to described pressure-detecting device and the water yield detected value control of described flow detector.In the time that the described water cell water yield detected value that is low-pressure state and described flow detector is more than or equal to described the first predetermined value, water intaking valve opens to start water processed described in described controller control.That is to say, described pressure-detecting device detects when described water cell is low-pressure state does not open described water intaking valve immediately to start water processed, is only that low-pressure state and user just start water processed from described water cell is taken a certain amount of water purification away in described water cell.Described water purification installation frequent starting can be effectively avoided like this to improve the stability of described water purification installation, and the fault rate of the parts such as described water intaking valve can be reduced.
And, in the time that described pressure-detecting device detects lasting first scheduled time of low-pressure state of described water cell and the water yield detected value of described flow detector is less than the second predetermined value within described first scheduled time, described controller judges described flow detector fault and controls described water intaking valve and open, described water purification installation startup water processed.Particularly, after described pressure-detecting device detects described water cell and is low-pressure state, within described first scheduled time, user at least can take a certain amount of water away under normal circumstances, but the water yield that described flow detector detects is less than the water yield that at least can take away, so just can judge that described flow detector breaks down, water intaking valve opens to start water processed described in described controller control.That is to say, even if described flow detector breaks down, described water purification installation still can normally start water processed, can further improve like this stability and the reliability of described water purification installation.
Therefore, there is the advantages such as stability is high, failure rate is low, long service life, dependable performance according to the water purification installation of the embodiment of the present invention.
In addition, water purification installation according to the above embodiment of the present invention can also have following additional technical characterictic:
According to one embodiment of present invention, described pressure-detecting device is high-voltage switch gear, and described high-voltage switch gear opens or closes under the effect of described water cell pressure.Thus can be so that detect the pressure in described water cell.
According to one embodiment of present invention, described water purification installation also comprises booster pump, described booster pump is located between described water source and described clean unit, and wherein said controller is connected with described booster pump so that according to the opening and closing of booster pump described in the detected value control of the opening and closing of described high-voltage switch gear and described flow detector.Can improve like this water efficiency processed of described water purification installation.
According to one embodiment of present invention, described clean unit is counter-infiltration filter core, and described counter-infiltration filter core has condensed water outlet; Described water purification installation also comprises waste water proportional valve, and described waste water proportional valve is connected with described condensed water outlet.So not only can protect described clean unit, and can further improve the clean-up effect of described water purification installation.
According to one embodiment of present invention, described water purification installation also comprises throttling element, and described throttling element is located between described water cell and described water purification distributor.Can reduce like this number of times of described high-voltage switch gear switching to reduce the fault rate of described high-voltage switch gear.
According to one embodiment of present invention, described throttling element is choke valve or orifice plug.Can realize thus the function of described throttling element throttling pressurize.
Embodiment according to a second aspect of the invention proposes the control method of the water purification installation described in a kind of embodiment according to a first aspect of the invention, comprising: utilize described flow detector to detect the water yield of described water purification distributor to obtain water yield detected value; Be the water yield detected value of low-pressure state and described flow detector while being not less than the first predetermined value when described pressure-detecting device detects described water cell, water intaking valve is opened to supply water to described clean unit described in described controller control; Be water yield detected value that low-pressure state and described closure state continue first scheduled time and described flow detector while being less than the second predetermined value when described pressure-detecting device detects described water cell, water intaking valve is opened to supply water to described clean unit described in described controller control.
Detect the pressure of described water cell according to the control method of the described water purification installation of the embodiment of the present invention according to described pressure-detecting device and the water yield detected value of described flow detector is controlled the opening and closing of described water intaking valve, thereby control described water purification installation water whether processed.That is to say, described water purification installation water whether processed has more than the pressure state of the described water cell that depends on described pressure-detecting device detection, not only depends on that whether described high-voltage switch gear is closed.Can avoid so frequent switching of described high-voltage switch gear and cause described water purification installation frequent starting to improve the stability of described water purification installation, and then can reduce the fault rate of the parts such as described water intaking valve, improve the service life of described water purification installation.And in the time that described flow detector breaks down, described control method still can be controlled described water intaking valve and normally open to guarantee that described water purification installation can normally start water processed, can further improve thus stability and the reliability of described water purification installation.
According to one embodiment of present invention, described control method also comprises: be the water yield detected value of high pressure conditions and described flow detector while being not less than described the first predetermined value when described pressure-detecting device detects described water cell, water intaking valve is opened to supply water to described clean unit described in described controller control.Can in the time of described pressure-detecting device fault, guarantee that so described water purification installation can normally start water processed, thereby can further improve the reliability of described water purification installation.
According to one embodiment of present invention, described control method also comprises: it is the water yield detected value of high pressure conditions and described flow detector while being less than described the first predetermined value that pressure-detecting device detects described water cell, and water intaking valve is closed described in described controller control.Can make thus the water purification amount of described water purification installation in unmanned water intaking and described water cell enough time, do not start water processed.Can effectively avoid described water purification installation frequent starting to improve the stability of described water purification installation.
According to one embodiment of present invention, described control method also comprises: be the water yield detected value of low-pressure state and described flow detector when being less than described the first predetermined value and being more than or equal to described the second predetermined value when described pressure-detecting device detects described water cell, water intaking valve is closed described in described controller control.Can make thus described water purification installation in the time that water withdrawal is less, not start water processed.Can effectively avoid described water purification installation frequent starting to improve the stability of described water purification installation.
According to one embodiment of present invention, described control method also comprises: when described water intaking valve is opened second scheduled time and described pressure-detecting device, to detect described water cell be the water yield detected value of low-pressure state and described flow detector while equalling zero, and water intaking valve is closed described in described controller control.Can avoid described pressure-detecting device fault like this time, described water purification installation is not shut down and is caused the blast of described water cell, thereby a step improves the reliability of described water purification installation again.
According to one embodiment of present invention, described second scheduled time is set according to the water speed processed of the volume of described water cell and described clean unit.
According to one embodiment of present invention, described the first predetermined value is according to the volume settings of described water cell, and described the second predetermined value is according to the precision set that goes out water speed and described flow detector of described water cell.
Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage accompanying drawing below combination is understood becoming the description of embodiment obviously and easily, wherein:
Fig. 1 is according to the structural representation of the water purification installation of the embodiment of the present invention;
Fig. 2 is the enlarged drawing of a-quadrant in Fig. 1;
Fig. 3 is the control principle schematic diagram according to the water purification installation of the embodiment of the present invention; With
Fig. 4 is according to the flow chart of the control method of the water purification installation of the embodiment of the present invention.
The specific embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment being described with reference to the drawings, be intended to for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " clockwise ", orientation or the position relationship of indications such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.
In addition, term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the invention, except as otherwise noted, the implication of " multiple " is two or more, unless separately there is clear and definite restriction.
In the present invention, unless otherwise clearly defined and limited, the terms such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be also electrical connection; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can understand as the case may be above-mentioned term concrete meaning in the present invention.
In the present invention, unless otherwise clearly defined and limited, First Characteristic Second Characteristic it " on " or D score can comprise that the first and second features directly contact, also can comprise that the first and second features are not directly contacts but by the other feature contact between them.And, First Characteristic Second Characteristic " on ", " top " and " above " comprise First Characteristic directly over Second Characteristic and oblique upper, or only represent that First Characteristic level height is higher than Second Characteristic.First Characteristic Second Characteristic " under ", " below " and " below " comprise First Characteristic under Second Characteristic and tiltedly, or only represent that First Characteristic level height is less than Second Characteristic.
Describe according to the water purification installation 1 of the embodiment of the present invention below with reference to Fig. 1 and Fig. 3.As shown in figures 1 and 3, water purification installation 1 comprises clean unit 100, water cell 200, water purification distributor 300, pressure-detecting device, flow detector 500, water intaking valve 600 and controller 700.
The water providing with purified water source 2 that is connected with water source 2 is provided clean unit 100, and clean unit 100 has pure water inlet 110.Water cell 200 is connected with pure water inlet 110.Water purification distributor 300 is connected with water cell 200.Described pressure-detecting device is located between clean unit 100 and water cell 200 or between 200 yuan of water cell and water purification distributor 300.Flow detector 500 is located at the water yield for detection of water purification distributor 300 between water cell 200 and water purification distributor 300.Water intaking valve 600 is located between water source 2 and clean unit 100.Controller 700 is connected with described pressure-detecting device, flow detector 500 and water intaking valve 600 respectively so that the pressure of water cell 200 detecting according to described pressure-detecting device and the opening and closing of the water yield detected value control water intaking valve 600 of flow detector 500.
In other words the import that, clean unit 100 has import and a clean unit 100 is connected with water source 2.
Particularly, in the time that described pressure detecting detection water cell 200 is low-pressure state, controller 700 receives the water yield detected value of flow detector 500, in the time that the water yield detected value of flow detector 500 is not less than (being more than or equal to) first predetermined value, controller 700 is controlled water intaking valve 600 and is opened, and water purification installation 1 starts water processed.In the time that the low-pressure state of water cell 200 continued for first scheduled time and the water yield detected value of flow detector 500 is less than the second predetermined value within described first scheduled time, controller 700 judges flow detector 500 faults and controls water intaking valve 600 and open, water purification installation 1 startup water processed.Wherein said the first predetermined value is greater than described the second predetermined value.
According to the water purification installation 1 of the embodiment of the present invention by between water cell 200 and water purification distributor 300, flow detector 500 being set, thereby can utilize flow detector 500 to detect the water yield (being the water purification water yield of whole water purification installation 1) of water purification distributor 300.The pressure of water cell 200 that controller 700 detects according to described pressure-detecting device and the opening and closing of the water yield detected value control water intaking valve 600 of flow detector 500.In the time that water cell 200 is more than or equal to described the first predetermined value for the water yield detected value of low-pressure state and flow detector 500, controller 700 is controlled water intaking valve 600 and is opened to start water processed.That is to say, when described pressure-detecting device detects water cell 200 for low-pressure state, not opening immediately water intaking valve 600 to start water processed, is only that low-pressure state and user just start water processed from water cell 200 is taken a certain amount of water purification away in water cell 200.Water purification installation 1 frequent starting can be effectively avoided like this to improve the stability of water purification installation 1, and the fault rate of the parts such as water intaking valve 600 can be reduced.
And, in the time that described pressure-detecting device detects lasting first scheduled time of low-pressure state of water cell 200 and the water yield detected value of flow detector 500 is less than the second predetermined value within described first scheduled time, controller 700 judges flow detector 500 faults and controls water intaking valve 600 and open, water purification installation 1 startup water processed.Particularly, after described pressure-detecting device detection water cell 200 is low-pressure state, within described first scheduled time, user at least can take a certain amount of water away under normal circumstances, but the water yield that flow detector 500 detects is less than the water yield that at least can take away, so just can judge that flow detector 500 breaks down, controller 700 is controlled water intaking valve 600 and is opened to start water processed.That is to say, even if flow detector 500 breaks down, water purification installation 1 still can normally start water processed, can further improve like this stability and the reliability of water purification installation 1.
Therefore, there is the advantages such as stability is high, failure rate is low, long service life, dependable performance according to the water purification installation 1 of the embodiment of the present invention.
Wherein, described pressure-detecting device can be high-voltage switch gear 400, and high-voltage switch gear 400 opens or closes under the effect of water cell 200 pressure.Particularly, high-voltage switch gear 400 can disconnect and low pressure closure by high pressure, high-voltage switch gear 400 closures when the pressure in water cell 200 is less than predetermined pressure, and when the pressure in water cell 200 is greater than predetermined pressure, high-voltage switch gear 400 disconnects.High-voltage switch gear 400 also can high-pressure closing and low pressure disconnect, when the pressure in water cell 200 is less than scheduled pressure value, high-voltage switch gear 400 disconnects, high-voltage switch gear 400 closures when the pressure in water cell 200 is greater than scheduled pressure value.Thus can be so that detect the pressure in water cell 200.
Fig. 1 and Fig. 2 show water purification installation 1 according to an embodiment of the invention.As depicted in figs. 1 and 2, water purification distributor 300 can be located between water cell 200 and pure water inlet 110 and water purification distributor 300 can be connected with pure water inlet 110 with water cell 200 respectively by three-way pipe 800.In other words, the first end 810 of three-way pipe 800 can be communicated with water cell 200, and the second end 820 of three-way pipe 800 can be communicated with water purification distributor 300, and the 3rd end 830 of three-way pipe 800 can be communicated with pure water inlet 110.Can make the structure of water purification installation 1 compacter like this, reasonable.
Here be that in the present embodiment, flow detector 500 need be located between second end 820 and water purification distributor 300 of three-way pipe 800 with should be noted that.
As shown in Figure 1, water purification installation 1 can also comprise check valve 1500, check valve 1500 can be located between the 3rd end 830 and pure water inlet 110 of three-way pipe 800, high-voltage switch gear 400 can be located between the first end 810 and water cell 200 of three-way pipe 800, high-voltage switch gear 400 also can be located between second end 820 and water purification distributor 300 of three-way pipe 800, and high-voltage switch gear 400 can also be located between the 3rd end 830 and check valve 1500 of three-way pipe 800.By check valve 1500 is set; can utilize check valve 1500 to intercept the water purification in water cell 200; the clean unit 100 that flows backwards back of the water purification in water cell 200 can be prevented like this when water purification installation 1 from shutting down, thereby the stability of water purification installation 1 can be further improved.
Fig. 1 and Fig. 3 show the water purification installation 1 of a specific embodiment according to the present invention.As shown in figures 1 and 3, water purification installation 1 can also comprise booster pump 900, booster pump 900 can be located between water source 2 and clean unit 100, and its middle controller 700 can be connected with booster pump 900 so that according to the opening and closing of the detected value control booster pump 900 of the opening and closing of high-voltage switch gear 400 and flow detector 500.Particularly, controller 700 is controlled and when water intaking valve 600 is opened, can be controlled booster pump 900 and move, and controller 700 is controlled and when water intaking valve 600 is closed, can be controlled booster pump 900 and shut down, and can improve thus the water efficiency processed of water purification installation 1.
Alternatively, as shown in Figure 1, water purification installation 1 can also comprise the first preposition clean unit 1200 and the second preposition clean unit 1300, the first preposition clean unit 1200 can be located between water intaking valve 600 and water source 2, the second preposition clean unit 1300 can be located between booster pump 900 and clean unit 100, can make thus the water that water source 2 provides after the first preposition clean unit 1200 and the second preposition clean unit 1300 filtrations, enter in clean unit 100 again and filter successively, a step improves the clean-up effect of water purification installation 1 so again.That is to say, the water that the first preposition clean unit 1200 and the second preposition clean unit 1300 can provide described water source carries out pretreatment.
Advantageously, as shown in Figure 1, clean unit 100 can be counter-infiltration filter core, and described counter-infiltration filter core can have condensed water outlet 120, and water purification installation 1 can also comprise waste water proportional valve 1000, and waste water proportional valve 1000 can export 120 with condensed water and be connected.Controller 700 can be connected with waste water proportional valve 1000 and open or close to control waste water proportional valve 1000.After completing with water processed before water purification installation 1 water processed, (in for example, after completing with water processed in 10 seconds before water processed 30 seconds) can be rinsed the inside of clean unit 100, open water intaking valve 600 and waste water proportional valve 1000 at flushing Time Controller 700, the water that water source 2 provides is discharged by condensed water outlet 120 after clean unit 100, has rinsed rear controller 700 and has closed waste water proportional valve 1000 and water intaking valve 600.Condensed water when water purification installation 1 water processed in clean unit 100 can be drained through the ratio through hole (not shown) of condensed water outlet 120 and waste water proportional valve 1000 successively.By waste water proportional valve 1000 is set, can open waste water proportional valve 1000 to rinse clean unit 100, so not only can protect clean unit 100, and can further improve the clean-up effect of water purification installation 1.And, do not need frequent starting according to the water purification installation 1 of the embodiment of the present invention, that not only can reduce thus waste water proportional valve 1000 opens number of times to reduce the fault rate of waste water proportional valve 1000, and the number of times that can reduce flushing is to reduce the waste of water resource.
Particularly, clean unit 100 can be reverse osmosis filter.
Fig. 1 and Fig. 2 show the water purification installation 1 of a concrete example according to the present invention.As depicted in figs. 1 and 2, water purification installation 1 can also comprise throttling element 1100, and throttling element 1100 can be located between water cell 200 and water purification distributor 300.Particularly, throttling element 1100 can be located at the second end 820 of three-way pipe 800.Pressure moment when throttling element 1100 can prevent that user from opening water purification distributor 300 in water cell 200 reduces to keep the pressure in water cell 200, thereby high-voltage switch gear 400 moment closure can avoid opening water purification distributor 300 time, can reduce number of times that high-voltage switch gear 400 opens and closes like this to reduce the fault rate of high-voltage switch gear 400.
Alternatively, throttling element 1100 can be choke valve or orifice plug.Also can on the pipeline between water cell 200 and water purification distributor 300, construct less one section of caliber.Can realize thus the function of throttling element 1100 throttling pressurizes.
Below with reference to Fig. 4 according to the control method of the water purification installation 1 of the embodiment of the present invention.As shown in Figure 4, described control method comprises:
Utilize flow detector 500 to detect the water yield of water purification distributor 300 to obtain water yield detected value;
In the time that described pressure-detecting device detects water cell 200 and is not less than the first predetermined value for the water yield detected value of low-pressure state and flow detector 500, controller 700 controls that water intaking valve 600 is opened to supply water to clean unit 100; In the time that described pressure-detecting device detection water cell 200 is less than the second predetermined value for the water yield detected value of low-pressure state and lasting first scheduled time of described closure state and flow detector 500, controller 700 judges flow detector 500 faults and controls water intaking valve 600 and open to supply water to clean unit 100.
Control the opening and closing of water intaking valve 600 according to the control method of the water purification installation 1 of the embodiment of the present invention according to the described pressure-detecting device detection pressure of water cell 200 and the water yield detected value of flow detector 500, thereby control water purification installation 1 water whether processed.That is to say, water purification installation 1 water whether processed has more than the pressure state of the water cell 200 that depends on described pressure-detecting device detection, not only depends on that whether high-voltage switch gear is closed.Can avoid like this high-voltage switch gear 400 frequent switchings and cause water purification installation 1 frequent starting to improve the stability of water purification installation 1, and then can reduce the fault rate of the parts such as water intaking valve 600, improve the service life of water purification installation 1.And in the time that flow detector 500 breaks down, described control method still can be controlled water intaking valve 600 and normally open to guarantee that water purification installation 1 can normally start water processed, can further improve thus stability and the reliability of water purification installation 1.
Therefore, there is the advantages such as stability is high, failure rate is low according to the water purification installation 1 of the embodiment of the present invention.
Wherein, described the first predetermined value can be according to the volume settings of water cell 200.Particularly, described the first predetermined value can be water cell 200 volume 60%.Described the second predetermined value can be according to the precision set that goes out water speed and flow detector 500 of water cell 200.
In one embodiment of the invention, as shown in Figure 1, described control method can also comprise: in the time that described pressure-detecting device detection water cell 200 is not less than (being more than or equal to) described first predetermined value for the water yield detected value of high pressure conditions and flow detector 500, controller 700 can judge described pressure-detecting device fault and control water intaking valve 600 and open to supply water to clean unit 100.Particularly, the water yield detected value of flow detector 500 is more than or equal to that described the first predetermined value represents that user is fetching water and water withdrawal has reached needs and start the value of water processed, pressure in water cell 200 is less than described scheduled pressure value, now described pressure-detecting device should detect water cell 200 for low-pressure state under normal circumstances, but controller 700 detects described pressure-detecting device and detects water cell 200 for off-state, can judge thus described pressure-detecting device fault and start water processed.Can in the time of described pressure-detecting device fault, guarantee that like this water purification installation 1 can normally start water processed, thereby can further improve the reliability of water purification installation 1.
As shown in Figure 1; described control method can also comprise: in the time that water intaking valve 600 is opened second scheduled time and described pressure-detecting device and detected water cell 200 and equal zero for the water yield detected value of low-pressure state and flow detector 500; controller 700 can judge described pressure-detecting device fault or water source 2 lacks of water or pipeline blockage; controller 700 controls water intaking valve 600 and cuts out, and water purification installation 1 is shut down.Particularly; after water purification installation 1 second scheduled time of water processed, described pressure-detecting device detection water cell 200 is still low-pressure state (indicating that people fetches water); but the water yield detected value of flow detector 500 equals zero (representing unmanned water intaking); this Time Controller 700 can judge described pressure-detecting device fault; controller 700 controls water intaking valve 600 and cuts out, and water purification installation 1 is shut down.Can avoid described pressure-detecting device fault like this time, water purification installation 1 is not shut down and is caused that water cell 200 explodes, thereby a step improves the reliability of water purification installation 1 again.
Wherein, described second scheduled time can be set according to the water speed processed of the volume of water cell 200 and clean unit 100.
In one embodiment of the invention, as shown in Figure 1, be the water yield detected value of high pressure conditions and flow detector 500 while being less than described the first predetermined value when described pressure-detecting device detects water cell, controller 700 can control water intaking valve 600 and cut out.That is to say; pressure in water cell 200 is greater than described scheduled pressure value (representing unmanned water intaking); and the water yield detected value of flow detector 500 shows that described pressure-detecting device is working properly; controller 700 judges that now water purification installation 1 is shut down without starting water processed and closing water intaking valve 600.Can make thus the water purification amount of water purification installation 1 in unmanned water intaking and water cell 200 enough time, do not start water processed.Can effectively avoid water purification installation 1 frequent starting to improve the stability of water purification installation 1.
In the time that described pressure-detecting device detects water yield detected value that water cell 200 is less than described the first predetermined value and flow detector 500 for the water yield detected value of low-pressure state and flow detector 500 and is more than or equal to described the second predetermined value, controller 700 can control water intaking valve 600 and cut out.Particularly; described pressure-detecting device detects water cell 200 for low-pressure state (indicating that people fetches water); the water yield detected value of flow detector 500 is more than or equal to described the second predetermined value can represent that flow detector 500 is working properly; the water yield detected value of flow detector 500 is less than described the first predetermined value and represents that user's water withdrawal is less; needn't start water processed; this Time Controller 700 is controlled water intaking valve 600 and is closed, and water purification installation 1 is shut down.Can make thus water purification installation 1 in the time that water withdrawal is less, not start water processed.Can effectively avoid water purification installation 1 frequent starting to improve the stability of water purification installation 1.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.
Although illustrated and described embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, those of ordinary skill in the art can change above-described embodiment within the scope of the invention in the situation that not departing from principle of the present invention and aim, modification, replacement and modification.
Claims (13)
1. a water purification installation, is characterized in that, comprising:
Clean unit, described clean unit is suitable for being connected to purify the water that described water source provides with water source, and described clean unit has pure water inlet;
Water cell, described water cell is connected with described pure water inlet;
Water purification distributor, described water purification distributor is connected with described water cell;
Pressure-detecting device, described pressure-detecting device be located between described clean unit and described water cell or described water cell and described water purification distributor between for detection of described water cell pressure;
Flow detector, described flow detector is located at the water yield for detection of described water purification distributor between described water cell and described water purification distributor;
Water intaking valve, described water intaking valve is located between described water source and described clean unit; With
Controller, described controller is connected with described pressure-detecting device, described flow detector and described water intaking valve respectively so that the opening and closing of water intaking valve described in the pressure of described water cell detecting according to described pressure-detecting device and the water yield detected value control of described flow detector.
2. water purification installation according to claim 1, is characterized in that: described pressure-detecting device is high-voltage switch gear, and described high-voltage switch gear opens or closes under the effect of described water cell pressure.
3. water purification installation according to claim 2, it is characterized in that: also comprise booster pump, described booster pump is located between described water source and described clean unit, and wherein said controller is connected with described booster pump so that according to the opening and closing of booster pump described in the detected value control of the opening and closing of described high-voltage switch gear and described flow detector.
4. water purification installation according to claim 2, is characterized in that: described clean unit is counter-infiltration filter core, and described counter-infiltration filter core has condensed water outlet; Described water purification installation also comprises waste water proportional valve, and described waste water proportional valve is connected with described condensed water outlet.
5. according to the water purification installation described in any one in claim 2-4, it is characterized in that: also comprise throttling element, described throttling element is located between described water cell and described water purification distributor.
6. water purification installation according to claim 5, is characterized in that: described throttling element is choke valve or orifice plug.
7. according to a control method for the water purification installation described in any one in claim 1-6, it is characterized in that, comprising:
Utilize described flow detector to detect the water yield of described water purification distributor to obtain water yield detected value;
Be the water yield detected value of low-pressure state and described flow detector while being not less than the first predetermined value when described pressure-detecting device detects described water cell, water intaking valve is opened to supply water to described clean unit described in described controller control;
Be water yield detected value that low-pressure state and described low-pressure state continue first scheduled time and described flow detector while being less than the second predetermined value when described pressure-detecting device detects described water cell, water intaking valve is opened to supply water to described clean unit described in described controller control.
8. control method according to claim 7, it is characterized in that, also comprise: be the water yield detected value of high pressure conditions and described flow detector while being not less than described the first predetermined value when described pressure-detecting device detects described water cell, water intaking valve is opened to supply water to described clean unit described in described controller control.
9. control method according to claim 7, it is characterized in that, also comprise: be the water yield detected value of high pressure conditions and described flow detector while being less than described the first predetermined value when described pressure-detecting device detects described water cell, water intaking valve is closed described in described controller control.
10. control method according to claim 7, it is characterized in that, also comprise: be the water yield detected value of low-pressure state and described flow detector when being less than described the first predetermined value and being more than or equal to described the second predetermined value when described pressure-detecting device detects described water cell, water intaking valve is closed described in described controller control.
11. control methods according to claim 7, it is characterized in that, also comprise: when described water intaking valve is opened second scheduled time and described pressure-detecting device, to detect described water cell be the water yield detected value of low-pressure state and described flow detector while equalling zero, water intaking valve is closed described in described controller control.
12. control methods according to claim 11, is characterized in that: described second scheduled time is set according to the water speed processed of the volume of described water cell and described clean unit.
13. according to the control method described in any one in claim 7-12, it is characterized in that: described the first predetermined value is according to the volume settings of described water cell, and described the second predetermined value is according to the precision set that goes out water speed and described flow detector of described water cell.
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| CN201210402876.XA CN103768948B (en) | 2012-10-19 | 2012-10-19 | Water purifying device |
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| CN115477403A (en) * | 2021-11-30 | 2022-12-16 | 青岛海尔施特劳斯水设备有限公司 | Control method of water purifier and water purifier |
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