CN104001361A - Water purification filtration device and filtering method thereof - Google Patents
Water purification filtration device and filtering method thereof Download PDFInfo
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- CN104001361A CN104001361A CN201310061190.3A CN201310061190A CN104001361A CN 104001361 A CN104001361 A CN 104001361A CN 201310061190 A CN201310061190 A CN 201310061190A CN 104001361 A CN104001361 A CN 104001361A
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Abstract
The invention provides a water purification filtration device and a filtering method thereof. The pure water filtration device comprises: a filter element, which is provided with a water inlet, a flushing water outlet and a pure water outlet; a water inlet pipe, one end of which is connected to the water inlet and the other end of which is directly or indirectly connected to a water source; a water outlet pipe, one end of which is connected to the pure water outlet; a flushing water discharge pipe, one end of which is connected to the flushing water outlet; a control valve, which is arranged on the flushing water discharge pipe or the flushing water outlet, and can completely close and cut off the flushing waterway at the flushing water outlet; and a controller, which is connected to the control valve so as to control the open and close of the control valve according to predetermined conditions. According to the embodiment of the invention, the water purification filtration device has the advantages of water resource saving, and long service life, etc.
Description
Technical field
The present invention relates to field of household appliances, in particular to a kind of filter for purifying water and filter method thereof.
Background technology
Existing filter for purifying water produces dense water in the time filtering.Wherein, dense water can directly discharge, and causes like this water resource waste.Dense water also can return to water tank and recycle, but can greatly shorten like this service life of filter for purifying water.
Summary of the invention
The present invention is intended at least solve one of technical problem existing in prior art.For this reason, one object of the present invention is to propose the filter for purifying water of a kind of saving water resource, long service life.
Another object of the present invention is to propose a kind of filter method of described filter for purifying water.
To achieve these goals, propose a kind of filter for purifying water according to the embodiment of first aspect present invention, described filter for purifying water comprises: filtration members, and described filtration members has water inlet, flushing water outlet and pure water inlet; Water inlet pipe, one end of described water inlet pipe is connected with described water inlet and the other end is connected with water source directly or indirectly; Outlet pipe, one end of described outlet pipe is connected with described pure water inlet; Flushing water discharge pipe, one end of described flushing water discharge pipe is connected with described flushing water outlet; Control valve, described control valve is located at described flushing water discharge pipe or the outlet of described flushing water is upper, and described control valve can be closed the flushing water route of blocking described flushing water outlet completely; And controller, described controller is connected with described control valve to open and close according to control valve described in predetermined condition control.
Export the flushing water discharge pipe being connected and on described flushing water discharge pipe, described control valve be set with the flushing water of described filtration members by arranging according to the filter for purifying water of the embodiment of the present invention, thereby in the time filtering, do not discharge dense water, the water resource that can avoid waste thus, using water wisely.And, in the time meeting described predetermined condition, described filtration members is rinsed, can extend thus the service life of described filtration members.Therefore, there is the advantage such as saving water resource, long service life according to the filter for purifying water of the embodiment of the present invention.
In addition, can also there is following additional technical characterictic according to the filter for purifying water of the embodiment of the present invention:
According to one embodiment of present invention, described filter for purifying water also comprises pump, and described pump is located on described water inlet pipe, and wherein said controller is connected with described pump to open and close according to controlling described control valve the running time of described pump.Can improve thus the rate of filtration of described filter for purifying water.
According to one embodiment of present invention, described filter for purifying water also comprises return duct, and one end of described return duct is connected with described flushing water outlet and the other end is connected with described water inlet pipe.Can improve thus flush efficiency and the developing result of described filtration members.
According to one embodiment of present invention, described filter for purifying water also comprises check valve, and described check valve is located on described water inlet pipe, and described check valve is between the other end and water source of described return duct.Can prevent that thus the water in described return duct is back to described water source.
According to one embodiment of present invention, described filter for purifying water also comprises choke valve, and described choke valve is located on described return duct.Can control thus the amount of the water refluxing through described return duct, avoid causing the pressure of holding back side of described filtration members too small.
According to one embodiment of present invention, described filter for purifying water also comprises first pre-filter, and the import of described first pre-filter is connected with one end of described water inlet pipe, and the outlet of described first pre-filter is connected with the water inlet of described filtration members; With rear filtration members, the import of described rear filtration members is connected with the pure water inlet of described filtration members, and the outlet of described rear filtration members is connected with one end of described outlet pipe.
By described first pre-filter is set, can effectively filters out the larger impurity of particle in water, thereby can further extend the service life of described filtration members.By described rear filtration members is set, the taste of water purification can be regulated, thereby user's needs can be met better, improve the filter effect of described filter for purifying water.
According to one embodiment of present invention, described filter for purifying water also comprises: inlet water tank, and described inlet water tank has import and outlet, and described outlet is connected with the other end of described water inlet pipe and described import is suitable for being connected with water source; Clear water tanks, described clear water tanks is connected with the other end of described outlet pipe; And waste water tank, described waste water tank is connected with the other end of described flushing water discharge pipe.Can make thus the structure of described filter for purifying water more reasonable.And by described clear water tanks is set, thereby the water purification that filtration can be obtained stores, to can use at any time for user.
According to one embodiment of present invention, described clear water tanks is provided with level switch, and wherein said controller is connected with described level switch.Can control the flushing to described filtration members according to the water level detecting value of described level switch like this.
According to one embodiment of present invention, described filter for purifying water also comprises flowmeter, described flowmeter is located in described water inlet pipe and described outlet pipe, and wherein said controller is connected with described flowmeter to open and close according to control valve described in the flow detection value control of described flowmeter.Can accurately measure by the amount of the water of described filtration members thus.
According to one embodiment of present invention, described filter for purifying water also comprises TDS detector, described TDS detector is located at the TDS value of holding back the water of side in described filtration members for detection of being positioned in described filtration members, and wherein said controller is connected with described TDS detector to open and close according to control valve described in the TDS detected value control of described TDS detector.Can improve like this automaticity of described filter for purifying water.
According to one embodiment of present invention, described control valve is magnetic valve or dynamoelectric switching valve.
Propose a kind of according to the filter method of the filter for purifying water described in first aspect present invention according to the embodiment of second aspect present invention, described filter method comprises the following steps: utilize described filtration members to filter the water that described water inlet pipe provides, the water purification that filtration obtains is discharged by described outlet pipe, wherein in the time carrying out described filtration described in described in controller control control valve close; While meeting described predetermined condition, control valve is opened described in described controller control, utilizes the water that described water inlet pipe provides to rinse described filtration members, and the flushing water of generation is discharged by described flushing water discharge pipe; After finishing with described flushing, proceed described filtration or stop providing water to described filtration members.
By utilizing according to the filter method of the filter for purifying water described in first aspect present invention, not only can saving water resource, and can extend service life of described filter for purifying water.
In addition, can also there is following additional technical characterictic according to the filter method of the embodiment of the present invention:
According to one embodiment of present invention, determine filtration time according to the difference of the maximum stage value of the water level detecting value of described level switch and described clear water tanks, whenever described filtration is carried out after described filtration time, the water that described in described controller control, control valve was opened and utilized described water inlet pipe and provides rinses described filtration members, proceeds described filtration until described water level detecting value reaches described maximum stage value after described flushing finishes.Can automatically rinse described filtration members thus, improve the automaticity of described filter for purifying water.
According to one embodiment of present invention, in the time that reach the second predetermined value the running time that the flow detection value of described flowmeter reaches the first predetermined value and/or described pump, the water that described in described controller control, control valve was opened and utilized described water inlet pipe and provides rinses described filtration members, carries out zero clearing the running time that described flushing finishes rear flow detection value to described flowmeter and described pump.Can automatically rinse described filtration members thus, improve the automaticity of described filter for purifying water.
According to one embodiment of present invention, in the time that the TDS of described TDS detector detected value is more than or equal to the 3rd predetermined value, the water that control valve was opened and utilized described water inlet pipe and provides described in described controller control rinses described filtration members; In the time carrying out described flushing, in the time that the TDS of described TDS detector detected value is less than or equal to the 4th predetermined value, control valve is closed described in described controller control, and described flushing finishes, and wherein said the 4th predetermined value is less than described the 3rd predetermined value.Can automatically rinse described filtration members thus, improve the automaticity of described filter for purifying water.
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.
Brief description of the drawings
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 the structural representation of filter for purifying water according to an embodiment of the invention;
Fig. 2 is the partial enlarged drawing of Fig. 1;
Fig. 3 is the structural representation of filter for purifying water according to another embodiment of the invention;
Fig. 4 is the partial enlarged drawing of Fig. 3;
Fig. 5 is according to the flow chart of the filter method of the embodiment of the present invention.
Filter for purifying water 10, filtration members 100, water inlet 110, flushing water outlet 120, pure water inlet 130, water inlet pipe 200, outlet pipe 300, flushing water discharge pipe 400, control valve 410, controller 500, pump 600, return duct 700, check valve 710, choke valve 720, first pre-filter 800, rear filtration members 900, inlet water tank 1000, clear water tanks 1100, level switch 1110, waste water tank 1200
Detailed description of the invention
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, only 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 ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of instructions such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of device or the element of instruction 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 instruction 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.
In description of the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " 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 concrete condition understand above-mentioned term concrete meaning in the present invention.
Describe according to the filter for purifying water 10 of the embodiment of the present invention below with reference to Fig. 1 and Fig. 2.As depicted in figs. 1 and 2, comprise filtration members 100, water inlet pipe 200, outlet pipe 300, flushing water discharge pipe 400, control valve 410 and controller 500 according to the filter for purifying water 10 of the embodiment of the present invention.
Filtration members 100 has water inlet 110, flushing water outlet 120 and pure water inlet 130.One end of water inlet pipe 200 is connected with water inlet 110 and the other end of water inlet pipe 200 is suitable for being connected with water source.One end of outlet pipe 300 is connected with pure water inlet 130.One end of flushing water discharge pipe 400 is connected with flushing water outlet 120.Control valve 410 is located in flushing water discharge pipe 400 or flushing water outlet 120, and control valve 410 can be closed the flushing water route of blocking flushing water outlet 120 completely.In other words, control valve 410 can be closed flushing water outlet 120 completely or be blocked flushing water discharge pipe 400 completely.Controller 500 is connected with control valve 410 to open and close according to predetermined condition control control valve 410.
Describe according to the filter method of the filter for purifying water 10 of the embodiment of the present invention below with reference to Fig. 5.As shown in Figure 5, comprise the following steps according to the filter method of the filter for purifying water 10 of the embodiment of the present invention:
The water that utilizes filtration members 100 filtered water inlet pipes 200 to provide, filters the water purification that obtains and discharges by outlet pipe 300, wherein controls control valve 410 and closes carrying out described filtration Time Controller 500.
While meeting predetermined condition, controller 500 is controlled control valve 410 and is opened, utilize the water that water inlet pipe 200 provides to rinse (the current filtering surface of part 100 after filtration that flows to flushing water outlet 120 from water inlet 110) to filtration members 100, the flushing water of generation is discharged by flushing water discharge pipe 400.
After described flushing finishes, proceed described filtration or stop providing water to filtration members 100.
In the time that control valve 410 is opened, the pressure at flushing water outlet 120 and flushing water discharge pipe 400 places is lower, and the water being provided by water inlet pipe 200 enters in flushing water discharge pipe 400 via flushing water outlet 120.
Export the 120 flushing water discharge pipes 400 that are connected and control valve 410 is set on flushing water discharge pipe 400 with the flushing water of filtration members 100 by arranging according to the filter for purifying water 10 of the embodiment of the present invention, thereby in the time filtering, do not discharge dense water, the water resource that can avoid waste thus, using water wisely.And, in the time meeting described predetermined condition, filtration members 100 is rinsed, can extend thus the service life of filtration members 100.Therefore, there is the advantage such as saving water resource, long service life according to the filter for purifying water 10 of the embodiment of the present invention.
In like manner, by utilizing according to the filter method of the filter for purifying water 10 of the embodiment of the present invention, not only can saving water resource, and can extend service life of filter for purifying water 10.
The other end of water inlet pipe 200 can be connected with tap to directly accept the running water from municipal pipeline.As shown in figures 1 and 3, in some embodiments of the invention, filter for purifying water 10 can also comprise inlet water tank 1000, clear water tanks 1100 and waste water tank 1200.Inlet water tank 1000 can have import and outlet, and described outlet can be connected with the other end of water inlet pipe 200 and described import is suitable for being connected with water source.Clear water tanks 1100 can be connected with the other end of outlet pipe 300.Waste water tank 1200 can be connected with the other end of flushing water discharge pipe 400.Can make thus the structure of filter for purifying water 10 more reasonable.And by clear water tanks 1100 is set, thereby the water purification that filtration can be obtained stores, to can use at any time for user.
Advantageously, on clear water tanks 1100, can be provided with level switch 1110, level switch 1110 can be for detection of the water level of the water purification in clear water tanks 1100.Wherein, controller 500 can be connected with level switch 1110.By level switch 1110 is set, can control the flushing to filtration members 100 according to the water level detecting value of level switch 1110.
Particularly, can determine filtration time according to the difference of the maximum stage value of the water level detecting value of level switch 1110 and clear water tanks 1100.Whenever described filtration is carried out after described filtration time, controller 500 water that control valve 410 opened and utilized water inlet pipe 200 and provide can be provided filtration members 100 is rinsed, and can proceed described filtration until the water level detecting value of level switch 1110 reaches described maximum stage value after described flushing finishes.That is to say, after flushing finishes for the first time, can proceed described filtration, when again filtering after described filtration time, filtration members 100 is rinsed for the second time.By that analogy, until the water level detecting value of level switch 1110 reaches described maximum stage value.Can automatically rinse filtration members 100 thus, improve the automaticity of filter for purifying water 10.
For example, in the time that the difference of the water level detecting value of level switch 1110 and the maximum stage value of clear water tanks 1100 is larger, can increase described filtration time.When the difference of the water level detecting value of level switch 1110 and the maximum stage value of clear water tanks 1100 hour, can reduce described filtration time.
As shown in Figure 1-Figure 3, in one embodiment of the invention, filter for purifying water 10 can also comprise first pre-filter 800 and rear filtration members 900.The import of first pre-filter 800 can be connected with one end of water inlet pipe 200, and the outlet of first pre-filter 800 can be connected with the water inlet of filtration members 100 110.The import of rear filtration members 900 can be connected with the pure water inlet of filtration members 100 130, and the outlet of rear filtration members 900 can be connected with one end of outlet pipe 300.
By first pre-filter 800 is set, can effectively filters out the larger impurity of particle in water, thereby can further extend the service life of filtration members 100.By rear filtration members 900 is set, the taste of water purification can be regulated, thereby user's needs can be met better, improve the filter effect of filter for purifying water 10.Particularly, filtration members 100 can be membrane filtration module.
As shown in Figure 3 and Figure 4, in examples more of the present invention, filter for purifying water 10 can also comprise return duct 700, and one end of return duct 700 can export 120 with flushing water and be connected and the other end of return duct 700 can be connected with water inlet pipe 200.By arranging and flushing water outlet 120 return ducts 700 that are connected with water inlet pipe 200, can promote water to flow at the filtering surface of filtration members 100, can improve thus flush efficiency and the developing result of filtration members 100.
Advantageously, as shown in Figure 3 and Figure 4, filter for purifying water 10 can also comprise choke valve 720, and choke valve 720 can be located on return duct 700.By choke valve 720 is set on return duct 700, thereby can control the amount of the water refluxing through return duct 700, avoid causing the pressure of holding back side of filtration members 100 too small.
As shown in Figure 3 and Figure 4, in an example of the present invention, filter for purifying water 10 can also comprise check valve 710, and check valve 710 can be located on water inlet pipe 200, and check valve 710 can be between the other end of return duct 700 and water source.Can prevent that thus the water in return duct 700 is back to water source.
Particularly, check valve 710 can be between the other end of return duct 700 and inlet water tank 1000.Can prevent that thus the water in return duct 700 is back to inlet water tank 1000.
As shown in Figure 1, Figure 3 and Figure 4, in a concrete example of the present invention, filter for purifying water 10 can also comprise pump 600.Pump 600 can be located on water inlet pipe 200, and its middle controller 500 can be connected with pump 600 to open and close according to controlling control valve 410 running time of pump 600.By pump 600 is set on water inlet pipe 200, can improve the pressure of the water that water inlet pipe 200 provides, can improve thus the rate of filtration of filter for purifying water 10.
Can rinse filtration members 100 according to controlling the running time of pump 600.Particularly, in the time that needs purify water, controller 500 can move to provide water to filtration members 100 by control pump 600, can record the running time of pump 600 with Time Controller 500.In the time that reach the second predetermined value the running time of pump 600, (that is to say, when the filtration time of filtration members 100 reaches described the second predetermined value), controller 500 water that control valve 410 opened and utilized water inlet pipe 200 and provide can be provided filtration members 100 is rinsed.In the time carrying out described flushing, pump 600 can continue operation.Can be to carrying out zero clearing the running time of pump 600 after described flushing finishes.Controller 500 can control control valve 410 and cut out to continue to utilize filtration members 100 to filter, and controller 500 can be again to carrying out record the running time of pump 600.In the time that again reach described the second predetermined value the running time of pump 600, can again rinse filtration members 100 in a manner described.By that analogy, until described filtration finish.Can automatically rinse filtration members 100 thus, improve the automaticity of filter for purifying water 10.
Advantageously, filter for purifying water 10 can also comprise flowmeter, described flowmeter can be located in water inlet pipe 200 and outlet pipe 300, and its middle controller 500 can be connected with described flowmeter to open and close according to the flow detection value control control valve 410 of described flowmeter.By described flowmeter is set, can accurately measure by the amount of the water of filtration members 100.
Can control filtration members 100 is rinsed according to the flow detection value of described flowmeter.Particularly, in the time that needs purify water, controller 500 can move to provide water to filtration members 100 by control pump 600, and described flowmeter can be measured by the amount of the water of filtration members 100 simultaneously.In the time that reaching the first predetermined value, the flow detection value of described flowmeter (that is to say, when the amount of the water by filtration members 100 reaches described the first predetermined value), controller 500 water that control valve 410 opened and utilized water inlet pipe 200 and provide can be provided filtration members 100 is rinsed.In the time carrying out described flushing, pump 600 can continue operation.After finishing, described flushing can carry out zero clearing to the flow detection value of described flowmeter.Controller 500 can control control valve 410 and cut out to continue to utilize filtration members 100 to filter, and described flowmeter can remeasure by the amount of the water of filtration members 100.In the time that the flow detection value of described flowmeter reaches described the first predetermined value again, can again rinse filtration members 100 in a manner described.By that analogy, until described filtration finish.Can automatically rinse filtration members 100 thus, improve the automaticity of filter for purifying water 10.
In a concrete example of the present invention, in the time that reach described the second predetermined value the running time that the flow detection value of described flowmeter reaches described the first predetermined value and pump 600, controller 500 water that control valve 410 opened and utilized water inlet pipe 200 and provide can be provided filtration members 100 is rinsed.Can be to carrying out zero clearing the running time of the flow detection value of described flowmeter and pump 600 after described flushing finishes.In the time that again reach described the second predetermined value the running time that the flow detection value of described flowmeter reaches described the first predetermined value and pump 600 again, can again rinse filtration members 100 in a manner described.By that analogy, until described filtration finish.
Wherein, " in the time that reach described the second predetermined value the running time that the flow detection value of described flowmeter reaches described the first predetermined value and pump 600 " refers to: in the time that be more than or equal to described the second predetermined value the running time that the flow detection value of described flowmeter is more than or equal to described the first predetermined value and pump 600.It is more reasonable to make the flushing of filtration members 100 thus, thus further saving water resource and further extend the service life of filtration members 100.
In some embodiments of the invention, filter for purifying water 10 can also comprise TDS(total dissolved solid) detector.Described TDS detector can be located at the TDS value of holding back the water of side in filtration members 100 for detection of being positioned in filtration members 100, and its middle controller 500 can be connected with described TDS detector to open and close according to the TDS detected value control control valve 410 of described TDS detector.By described TDS detector is set, thereby can improve the automaticity of filter for purifying water 10.
Can control filtration members 100 is rinsed according to the TDS detected value of described TDS detector.Particularly, in the time that needs purify water, controller 500 can move to provide water to filtration members 100 by control pump 600, and simultaneously described TDS detector detects the TDS value that is positioned at the water of holding back side in filtration members 100.In the time that the TDS of described TDS detector detected value is more than or equal to the 3rd predetermined value, controller 500 water that control valve 410 opened and utilized water inlet pipe 200 and provide can be provided filtration members 100 is rinsed.In the time carrying out described flushing, pump 600 can continue operation.In the time carrying out described flushing, in the time that the TDS of described TDS detector detected value is less than or equal to the 4th predetermined value, controller 500 can control control valve 410 and cut out, and described flushing finishes, and wherein said the 4th predetermined value can be less than described the 3rd predetermined value.In the time that the TDS of described TDS detector detected value is more than or equal to described the 3rd predetermined value again, can again rinse filtration members 100 in a manner described.By that analogy, until described filtration finish.Can automatically rinse filtration members 100 thus, improve the automaticity of filter for purifying water 10.
Advantageously, control valve 410 can be magnetic valve or dynamoelectric switching valve.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " 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, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present invention and aim, can carry out multiple variation, amendment, replacement and modification to these embodiment, scope of the present invention is limited by claim and equivalent thereof.
Claims (15)
1. a filter for purifying water, is characterized in that, comprising:
Filtration members, described filtration members has water inlet, flushing water outlet and pure water inlet;
Water inlet pipe, one end of described water inlet pipe is connected with described water inlet and the other end is connected with water source directly or indirectly;
Outlet pipe, one end of described outlet pipe is connected with described pure water inlet;
Flushing water discharge pipe, one end of described flushing water discharge pipe is connected with described flushing water outlet;
Control valve, described control valve is located at described flushing water discharge pipe or the outlet of described flushing water is upper, and described control valve can be closed the flushing water route of blocking described flushing water outlet completely; With
Controller, described controller is connected with described control valve to open and close according to control valve described in predetermined condition control.
2. filter for purifying water according to claim 1, is characterized in that, also comprises pump, and described pump is located on described water inlet pipe, and wherein said controller is connected with described pump to open and close according to controlling described control valve the running time of described pump.
3. filter for purifying water according to claim 1, is characterized in that, also comprises:
First pre-filter, the import of described first pre-filter is connected with water source directly or indirectly by described water inlet pipe, and the outlet of described first pre-filter is connected with the water inlet of described filtration members; With
Rear filtration members, the import of described rear filtration members is connected with the pure water inlet of described filtration members, and the outlet of described rear filtration members is connected with one end of described outlet pipe.
4. filter for purifying water according to claim 1, is characterized in that, also comprises:
Clear water tanks, described clear water tanks is connected with the other end of described outlet pipe; With
Waste water tank, described waste water tank is connected with the other end of described flushing water discharge pipe.
5. filter for purifying water according to claim 4, is characterized in that, described clear water tanks is provided with level switch, and wherein said controller is connected with described level switch.
6. filter for purifying water according to claim 1, it is characterized in that, also comprise flowmeter, described flowmeter is located in described water inlet pipe and described outlet pipe, and wherein said controller is connected with described flowmeter to open and close according to control valve described in the flow detection value control of described flowmeter.
7. filter for purifying water according to claim 1, it is characterized in that, also comprise TDS detector, described TDS detector is located at the TDS value of holding back the water of side in described filtration members for detection of being positioned in described filtration members, and wherein said controller is connected with described TDS detector to open and close according to control valve described in the TDS detected value control of described TDS detector.
8. filter for purifying water according to claim 1, is characterized in that, also comprises return duct, and one end of described return duct is connected with described flushing water outlet and the other end is connected with described water inlet pipe.
9. filter for purifying water according to claim 8, is characterized in that, also comprises check valve, and described check valve is located on described water inlet pipe, and described check valve is between the other end and water source of described return duct.
10. filter for purifying water according to claim 8, is characterized in that, also comprises choke valve, and described choke valve is located on described return duct.
11. according to the filter for purifying water described in any one in claim 1-10, it is characterized in that, described control valve is magnetic valve or dynamoelectric switching valve.
12. according to the filter method of the filter for purifying water described in any one in claim 1-11, and described filter method comprises the following steps:
Utilize described filtration members to filter the water that described water inlet pipe provides, filter the water purification that obtains and discharge by described outlet pipe, wherein in the time carrying out described filtration described in described in controller control control valve close;
While meeting described predetermined condition, control valve is opened described in described controller control, utilizes the water that described water inlet pipe provides to rinse described filtration members, and flushing water is discharged by described flushing water discharge pipe; With
After described flushing finishes, continue to repeat described filtration and described flushing, in the time obtaining the water purification amount needing, stop providing water to described filtration members.
13. filter methods according to claim 12, it is characterized in that, determine filtration time according to the water level detecting value of described level switch, whenever described filtration is carried out after described filtration time, the water that described in described controller control, control valve was opened and utilized described water inlet pipe and provides rinses described filtration members, proceeds described filtration until described water level detecting value reaches described maximum stage value after described flushing finishes.
14. filter methods according to claim 12, it is characterized in that, in the time that reach the second predetermined value the running time that the flow detection value of described flowmeter reaches the first predetermined value and/or described pump, the water that described in described controller control, control valve was opened and utilized described water inlet pipe and provides rinses described filtration members, carries out zero clearing the running time that described flushing finishes rear flow detection value to described flowmeter and/or described pump.
15. filter for purifying water according to claim 12, it is characterized in that, in the time that the TDS of described TDS detector detected value is more than or equal to the 3rd predetermined value, the water that control valve was opened and utilized described water inlet pipe and provides described in described controller control rinses described filtration members.
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| CN201310061190.3A CN104001361A (en) | 2013-02-26 | 2013-02-26 | Water purification filtration device and filtering method thereof |
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| CN201310061190.3A CN104001361A (en) | 2013-02-26 | 2013-02-26 | Water purification filtration device and filtering method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104324549A (en) * | 2014-11-18 | 2015-02-04 | 珠海格力电器股份有限公司 | Flushing system of pipeline water purifier and control method |
| CN104803426A (en) * | 2015-04-02 | 2015-07-29 | 佛山市顺德区美的饮水机制造有限公司 | Water purifier and water purifier control method |
| CN108619781A (en) * | 2017-03-21 | 2018-10-09 | 芜湖美的厨卫电器制造有限公司 | Purifier and its filter core flush control method |
| CN109574142A (en) * | 2017-09-28 | 2019-04-05 | 佛山市顺德区美的饮水机制造有限公司 | Water purification system |
| CN109574144A (en) * | 2017-09-28 | 2019-04-05 | 佛山市顺德区美的饮水机制造有限公司 | Water purification system |
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| CN114074967A (en) * | 2020-08-12 | 2022-02-22 | 云米互联科技(广东)有限公司 | Household water purifying device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104324549A (en) * | 2014-11-18 | 2015-02-04 | 珠海格力电器股份有限公司 | Flushing system of pipeline water purifier and control method |
| CN104324549B (en) * | 2014-11-18 | 2017-04-12 | 珠海格力电器股份有限公司 | Flushing system of pipeline water purifier and control method |
| CN104803426A (en) * | 2015-04-02 | 2015-07-29 | 佛山市顺德区美的饮水机制造有限公司 | Water purifier and water purifier control method |
| CN104803426B (en) * | 2015-04-02 | 2018-03-13 | 佛山市顺德区美的饮水机制造有限公司 | The control method of water purifier and water purifier |
| CN108619781A (en) * | 2017-03-21 | 2018-10-09 | 芜湖美的厨卫电器制造有限公司 | Purifier and its filter core flush control method |
| CN109574142A (en) * | 2017-09-28 | 2019-04-05 | 佛山市顺德区美的饮水机制造有限公司 | Water purification system |
| CN109574144A (en) * | 2017-09-28 | 2019-04-05 | 佛山市顺德区美的饮水机制造有限公司 | Water purification system |
| CN110152386A (en) * | 2019-07-04 | 2019-08-23 | 海宁市水享净水设备有限公司 | A kind of water purification filter equipment |
| CN114074967A (en) * | 2020-08-12 | 2022-02-22 | 云米互联科技(广东)有限公司 | Household water purifying device |
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