CN104843904A - Water purification equipment, filtering system and water filtering method for filtering system - Google Patents
Water purification equipment, filtering system and water filtering method for filtering system Download PDFInfo
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- CN104843904A CN104843904A CN201510268453.7A CN201510268453A CN104843904A CN 104843904 A CN104843904 A CN 104843904A CN 201510268453 A CN201510268453 A CN 201510268453A CN 104843904 A CN104843904 A CN 104843904A
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Abstract
The invention discloses water purification equipment, a filtering system and a water filtering method for the filtering system. The filtering system comprises a pre filter element, a booster pump, an RO (Reverse Osmosis) membrane filter element, a flexible water bag, an ozone generator, a wastewater flow path and a post filter element, wherein the pre filter element is connected with an external water source to primarily purify water quality; the booster pump is connected to the downstream of the pre filter element by a water inlet electromagnetic valve; the RO membrane filter element is connected to the downstream of the booster pump; the RO membrane filter element is provided with a first water inlet, a first purified water outlet and a first wastewater outlet; the flexible water bag is provided with a second water inlet and a second wastewater outlet; the first purified water outlet of the RO membrane filter element is connected with the second water inlet of the flexible water bag; the ozone generator is used for carrying out sterilization and disinfection on the flexible water bag; the wastewater flow path is connected with the second wastewater outlet; the post filter element is connected with the flexible water bag by a water pump so as to further purify water from the flexible water bag; the post filter element is suitable to connect with a water outlet faucet. According to the filtering system for the water purification equipment, which is disclosed by the invention, the flexible water bag can be sterilized and disinfected by the ozone generator, so that water quality of drinking water is improved and drinking health of users is ensured.
Description
Technical field
The present invention relates to water purifying plant technical field, the filtering system particularly relating to a kind of water purifying plant and the water purifying plant with it and water filtration method.
Background technology
Flourish along with water purifying plant market, increasing water purifying plant comes into huge numbers of families, current water purifying plant main flow is RO anti-penetration water purifier, RO reverse osmosis water purifier is divided into large discharge and low discharge two kinds, large discharge mainly contains 400 gallons, 500 gallons, 600 gallons etc., low discharge mainly contains 50 gallons, 75 gallons, 100 gallons and 200 gallons, Mass flow system water outlet per minute can reach 1.0 and rise to 2.0 liters, consumers in general can be met and obtain demand, but it is expensive, general family is difficult to accept, and the water outlet of small flow system per minute is generally about 0.2-0.5L, connect one glass of water usually to need to wait for 1-2 minute, so traditional small flow system is all equipped with the pressure-pot water storage of 3 to 5 gallons usually, to improve end net water flux, shorten the water intaking waiting time, there is several shortcoming in this pressure-pot water storage pressurization water-out manners: one is that water tank is larger, water cannot be drained completely clean, all can remain a water at every turn, cause water quality not fresh and alive, easy breed bacteria, two is that pressure-pot is larger, can only be external, take up room, and water route is complicated.
Summary of the invention
The present invention is intended at least to solve one of technical problem existed in prior art.For this reason, the present invention proposes a kind of filtering system of water purifying plant, and this filtering system can carry out sterilization and disinfection to flexible water bag, avoids flexible water bag for a long time without breed bacteria, to improve the water quality of tap water.
The invention allows for a kind of water purifying plant with the filtering system of above-mentioned water purifying plant.
The present invention also been proposed a kind of water filtration method of filtering system of above-mentioned water purifying plant.
According to the filtering system of the water purifying plant of the embodiment of the present invention, comprising: preposition filter core, described preposition filter core is connected with external water source with rough purification water quality; Topping-up pump, described topping-up pump is connected to the downstream of described preposition filter core by entering water electromagnetic valve; RO membrane cartridge, described RO membrane cartridge group is connected to the downstream of described topping-up pump, and described RO membrane cartridge has the first water-in, the first pure water inlet and the first wastewater outlet; Flexible water bag, described flexible water bag has the second water-in and the second wastewater outlet, and the first pure water inlet of described RO membrane cartridge is connected with the second water-in of described flexible water bag; Ozonizer, described ozonizer is used for carrying out sterilization and disinfection to described flexible water bag; Waste water stream, described waste water stream is connected with described second wastewater outlet; Rearmounted filter core, described rearmounted filter core is connected to purify the water from described flexible water bag further with described flexible water bag by water pump, and described rearmounted filter core is suitable for being connected with depotition cock.
According to the filtering system of the water purifying plant of the embodiment of the present invention, traditional pressure-pot is replaced by flexible water bag, thus the water storage that can increase in filtering system, reduce flexible water bag taking up room in water purifying plant, ozonizer can carry out sterilization and disinfection to flexible water bag further, thus flexible water bag can be avoided for a long time without breed bacteria, improve further the water quality of tap water, ensure that user drinks water health.
According to some embodiments of the present invention, the filtering system of described water purifying plant comprises Wastewater by Electric magnet valve further, and described Wastewater by Electric magnet valve is located on the waste water water route that is connected with described wastewater outlet.Thus RO membrane cartridge filter after waste water can discharge from waste water water route, Wastewater by Electric magnet valve can control must circulating of waste water on waste water water route.
According to some embodiments of the present invention, described flexible water bag is double-faced flexible water bag.Thus, can ensure that the water in flexible water bag can be discharged completely further.
According to some embodiments of the present invention, arrange liquid level switch in described flexible water bag, described liquid level switch comprises high level switch and low liquid level switch.Thus, high level switch can detect flexible water bag whether full water, and whether the water that low liquid level switch can detect flexible water bag discharges completely.
Alternatively, described high level switch is vernier switch, dry-reed tube or infrared tube.
According to some embodiments of the present invention, the filtering system of described water purifying plant comprises high-voltage switch gear further, and described high-voltage switch gear is connected between described rearmounted filter core and described depotition cock.Thus, high-voltage switch gear can control rearmounted filter core again filter after water purification discharge from depotition cock.
Alternatively, described high-voltage switch gear is flow valve or under meter.Thus controllable flow is through the flow of the water purification of high-voltage switch gear.
According to some embodiments of the present invention, described waste water stream is provided with waste water water discharge valve.Thus, waste water water discharge valve can control the circulation of waste water on wastewater streams road.
According to some embodiments of the present invention, described ozonizer is located at the second water inlet of described flexible water bag.Thus be convenient to ozonizer sterilization and disinfection is carried out to flexible water bag.
According to some embodiments of the present invention, described preposition filter core is PAC composite filter element, the active C composite filter element of PP+ or PP filter core+active C filter core.
According to some embodiments of the present invention, described rearmounted filter core is C+UF composite filter element.
In addition, the invention allows for a kind of water purifying plant with the filtering system of above-mentioned water purifying plant, flexible water bag can increase the water storage of filtering system, minimizing takes up room, and the water in flexible water bag can be discharged by water pump completely, namely the i.e. system realizing water is used, keep the fresh and alive of water, avoid secondary pollution, improve the quality of water, ozonizer regularly can carry out sterilization and disinfection to the water in flexible water bag, flexible water bag is avoided for a long time need not, breed bacteria, thus the water quality that can further improve tap water, ensure that user drinks water health.
In addition, the invention allows for a kind of water filtration method, filter method of stating comprises the following steps:
S1, to detect in described flexible water bag whether water is full;
To detect in S2, step S1 in described flexible water bag water less than time, open water processed, and repeating step S1;
When detecting in S3, step S1 that described flexible water bag water is full, stop water processed;
S4, unlatching ozonizer carry out sterilization to described flexible water bag, and sterilizing time is T1;
S5, closedown ozonizer, open described second wastewater outlet of described flexible water bag to discharge the water in described flexible water bag;
Whether S6, the water detected in described flexible water bag all discharge;
Detect in S7, step S7 that in described flexible water bag, water is not all discharged, continue draining, and repeating step S6;
Detect in S8, step S7 that in described flexible water bag, water is all discharged, close described second wastewater outlet, open water processed, detect described flexible water bag water and stop water processed completely afterwards.
Alternatively, in the sterilization process of step S4, control described depotition cock and stop water outlet.
Alternatively, in described flexible water bag, liquid level switch is set, described liquid level switch comprises high level switch and low liquid level switch, and whether water is full for detecting described flexible water bag for described high level switch, and whether described low liquid level switch all discharges for the water detected in described flexible water bag.
Alternatively, described water filtration method also comprises: after S9, step S8, and computing time, T, fetched water not yet when T is more than or equal to predetermined sterilizing time T2, then repeating step S1-S8.
According to water filtration method of the present invention, regularly can carry out sterilization and disinfection to flexible water bag, improve the water quality of user's tap water, ensure that the drinking-water of user is healthy.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the structural representation of the filtering system of water purifying plant according to the embodiment of the present invention;
Fig. 2 is the schematic flow sheet of the water filtration method of the filtering system of water purifying plant according to the embodiment of the present invention.
Reference numeral:
100: filtering system;
1: preposition filter core, 2: topping-up pump, 3: entering water electromagnetic valve;
4:RO membrane cartridge, 41: the first water-ins, 42: the first pure water inlets, 43: the first wastewater outlets;
5: waste water water route, 51: Wastewater by Electric magnet valve;
6: flexible water bag, 61: liquid level switch, 611: high level switch, 612: low liquid level switch, 62: the second water-ins, 63: the second wastewater outlets;
7: rearmounted filter core;
8: high-voltage switch gear;
9: water pump;
10: ozonizer;
11: waste water stream, 111: waste water water discharge valve.
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
In describing the invention, it will be appreciated that, term " on ", the orientation of the instruction such as D score or position relationship be based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, except as otherwise noted, the implication of " multiple " is two or more.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, particular case above-mentioned term concrete meaning in the present invention can be understood.
Below with reference to Fig. 1, the filtering system 100 according to the water purifying plant of the embodiment of the present invention is described.
As shown in Figure 1, preposition filter core 1, topping-up pump 2, RO membrane cartridge 4, flexible water bag 6, waste water stream 11, ozonizer 10 and rearmounted filter core 7 can be comprised according to the filtering system 100 of the water purifying plant of the embodiment of the present invention.In FIG, the flow direction being oriented to water purification of solid arrow, the flow direction being oriented to waste water of dotted arrow.
Shown in composition graphs 1, preposition filter core 1 is connected with external water source, and the tap water of external water source can carry out rough purification through preposition filter core 1, and preposition filter core 1 can tackle the particulate matter such as iron rust, silt, to remove the impurity such as chlorine residue and organism in tap water.
Topping-up pump 2 is connected to the downstream of preposition filter core 1, be between preposition filter core 1 and RO membrane cartridge 4, be connected with power supply, for filtering system 100 provides hydraulic pressure, the tap water extracting external water source makes tap water by preposition filter core 1, tap water flows to RO membrane cartridge 4 after preposition filter core 1 filters, and topping-up pump 2 can be flexible water bag 6 water outlet simultaneously provides thrust, impels the water in flexible water bag 6 to discharge completely.Be connected with entering water electromagnetic valve 3 between topping-up pump 2 and preposition filter core 1, entering water electromagnetic valve 3 is quick on the draw, thus effectively can control the break-make of the water between preposition filter core 1 and topping-up pump 2.
RO membrane cartridge 4 is connected to the downstream of topping-up pump 2, RO membrane cartridge 4 has the first water-in 41, first pure water inlet 42 and the first wastewater outlet 43, particularly, first water-in 41 is connected with topping-up pump 2, and the first pure water inlet 42 is connected with flexible water bag 6, like this, the water that topping-up pump 2 extracts flows into RO membrane cartridge 4 from the first water-in 41, after RO membrane cartridge 4 filters, water purification flows out from the first pure water inlet 42, and waste water is discharged from the first wastewater outlet 43.
Flexible water bag 6 is located at the downstream of RO membrane cartridge 4, flexible water bag 6 has the second water-in 62 and the second wastewater outlet 63, second water-in 62 is connected with the first pure water inlet 42, like this, the water purification after RO membrane cartridge 4 filters flows into flexible water bag 6 from the second water-in 62, and can be stored in flexible water bag 6, the water storage of flexible water bag 6 is larger, small volume, thus the water storage that can increase water purifying plant, reduce taking up room of flexible water bag 6.
As shown in Figure 1, second wastewater outlet 63 of flexible water bag 6 is connected with waste water stream 11, ozonizer 10 flexible water bag 6 can carry out sterilization and disinfection, like this, after ozonizer 10 pairs of flexible water bag 6 carry out sterilization and disinfection, the waste water in flexible water bag 6 can be discharged from waste water stream 11, after water in flexible water bag 6 is discharged completely, filtering system 100 starts water processed and drinks for user, thus flexible water bag 6 can be avoided long-term without breed bacteria, ensures that the drinking-water of user is healthy.Alternatively, ozonizer 10 can be located at the second water-in 62 place of flexible water bag 6, thus is convenient to ozonizer 10 pairs of flexible water bag 6 and carries out sterilization and disinfection, and ozonizer 10 can remove the peculiar smell in water simultaneously, to improve the quality of tap water.
Rearmounted filter core 7 is connected to the downstream of flexible water bag 6, flexible water bag 6 is connected to purify the water from flexible water bag 6 further with flexible water bag 6 by water pump 9, rearmounted filter core 7 is suitable for being connected with depotition cock (scheming not shown), like this, water pump 9 can be drawn water in flexible water bag 6 and be discharged completely by the water of flexible water bag 6, then filter through rearmounted filter core 7, water after again filtering can flow out from depotition cock to be drunk for user, thus namely the i.e. system that can realize pure water is used, keep water quality fresh and alive, avoid secondary pollution.
Thus, the tap water of external water source is through the rough purification of preposition filter core 1, topping-up pump 2 is connected with power supply, open entering water electromagnetic valve 33, topping-up pump 2 extracts the current direction RO membrane cartridge 4 after rough purification, after RO membrane cartridge 4 pairs of water carry out secondary-cleaned, the current direction flexible water bag 6 after RO membrane cartridge 4 groups purification is also stored in flexible water bag 6, and ozonizer 10 can carry out sterilization and disinfection to flexible water bag 6.When user needs drinking-water, open depotition cock, water pump 9 extracts water in flexible water bag 6 after rearmounted filter core 7 purifies again, discharges from depotition cock.When user does not fetch water for a long time, ozonizer 10 pairs of flexible water bag 6 carry out sterilization and disinfection, to avoid breed bacteria.
According to the filtering system 100 of the water purifying plant of the embodiment of the present invention, by replacing drive train pressure tank by flexible water bag 6, thus the water storage that can increase in filtering system 100, reduce flexible water bag 6 taking up room in water purifying plant, ozonizer 10 can carry out sterilization and disinfection to flexible water bag 6 further, thus flexible water bag 6 can be avoided long-term without breed bacteria, improve the water quality of tap water further, ensure that user drinks water health.
As shown in Figure 1, the filtering system 100 of water purifying plant also comprises Wastewater by Electric magnet valve 51, Wastewater by Electric magnet valve 51 is located on waste water water route 5, waste water water route 5 is connected with the first wastewater outlet 43, thus, the waste water after RO membrane cartridge 4 filters is discharged from waste water water route 5, and Wastewater by Electric magnet valve 51 can control the circulation of waste water on waste water water route 5, and Wastewater by Electric magnet valve 51 is quick on the draw, thus effectively can control the discharge of waste water on waste water water route 5.
In some embodiments of the invention, flexible water bag 6 can be double-faced flexible water bag, the water purification of RO membrane cartridge 4 is impelled to be stored in double-faced flexible water bag by the thrust of topping-up pump 2, when water pump 9 extracts the water purification in double-faced flexible water bag, can ensure that the water in flexible water bag 6 is discharged completely further, thus ensure that the water purification water quality of flexible water bag 6 is more fresh and alive.
As shown in Figure 1, liquid level switch 61 can be provided with in flexible water bag 6, liquid level switch 61 can comprise high level switch 611 and low liquid level switch 612, in the example depicted in fig. 1, high level switch 611 can be located at the position of high liquid level in flexible water bag 6, whether whether fill water for detecting flexible water bag 6, low liquid level switch 612 can be located at the low liquid level place of flexible water bag 6, discharge totally with the water detected in flexible water bag 6.
For high level switch 611, in examples more of the present invention, high level switch 611 can be vernier switch, and vernier switch is quick on the draw, and can improve the sensitivity that filtering system 100 controls; In other examples of the present invention, high level switch 611 can be dry-reed tube, and dry-reed tube small volume, can be arranged in limited space, thus can reduce taking up room of high level switch 611; Or high level switch 611 also can be infrared tube.Be understandable that, high level switch 611 can be other various ways.
As shown in Figure 1, the filtering system 100 of water purifying plant can also comprise high-voltage switch gear 8, and high-voltage switch gear 8 is connected between rearmounted filter core 7 and depotition cock, plays high pressure cut-off power supply, stops the effect of water processed.For high-voltage switch gear 8, high-voltage switch gear 8 can be flow valve or under meter, like this, by the flow of flow valve or the adjustable water purification through high-voltage switch gear 8 of under meter, to control the speed of depotition cock water outlet.
As optional embodiment, waste water stream 11 can be provided with waste water water discharge valve 111, waste water water discharge valve 111 is for controlling the circulation of waste water on waste water stream 11.
Alternatively, preposition filter core 1 can be PAC composite filter element, the active C composite filter element of PP+ or PP filter core+active C filter core.In examples more of the present invention, preposition filter core 1 can be PAC composite filter element, PAC composite filter element comprises the cotton three layers of compound of non-woven fabrics, carbon fiber and PP, thus, when PAC composite filter element needs to change, the mounting box of PAC composite filter element can No clean, thus can improve the practicality of the filtering system 100 of water purifying plant to a certain extent.In other examples of the present invention, preposition filter core 1 can be the active C composite filter element of PP+ or PP filter core+active C filter core, to carry out rough purification to the water of external water source.
Alternatively, rearmounted filter core 7 can be C+UF composite filter element, i.e. gac ultrafiltration composite filter element.Chlorine residue in the adsorbable water of active carbon filter core, peculiar smell are heterochromatic, organic pollutant etc., ultra-filtration element filtering accuracy is higher, not only can tackle or remove the bacterium that gac grows, and material that can be effectively harmful in filtered water, retain useful mineral substance, trace element etc., ensure the quality of water, thus, C+UF composite filter element can heterochromatic smell substance in planar water, the simultaneously mouthfeel of adjustable water further, improves the quality of water.Or rearmounted filter core 7 also can be active carbon filter core or UF filter core.Be understandable that, rearmounted filter core 7 also can be other various ways.
In addition, the invention allows for a kind of water purifying plant with the filtering system 100 of above-mentioned water purifying plant, flexible water bag 6 can increase the water storage of filtering system 100, minimizing takes up room, and the water in flexible water bag 6 can be discharged by water pump 9 completely, namely the i.e. system realizing water is used, keep the fresh and alive of water, avoid secondary pollution, improve the quality of water, ozonizer 10 regularly can carry out sterilization and disinfection to the water in flexible water bag 6, avoid flexible water bag 6 for a long time need not and breed bacteria, thus can further improve the water quality of tap water, ensure that user drinks water health.
In addition, the invention allows for a kind of water filtration method of filtering system of water purifying plant.
The water filtration method according to the filtering system 100 of the water purifying plant of the embodiment of the present invention is described in detail below according to Fig. 1 and Fig. 2.Wherein, in the normal use procedure of water purifying plant, regularly can open ozonizer 10 pairs of flexible water bag 6 and carry out sterilization and disinfection, ozonizer 10 is connected with the control mainboard of water purifying plant, and control mainboard can control ozonizer and carry out sterilization and disinfection to flexible water bag 6.
Particularly, first, water purifying plant can detect flexible water bag 6, and whether water is full, if water is discontented with, then start water processed, the water purification opened after entering water electromagnetic valve 3 and the filtration of topping-up pump 2, RO membrane cartridge 4 flows to flexible water bag 6 and is stored in flexible water bag 6, if detect, flexible water bag 6 water is full, closes entering water electromagnetic valve 3 and topping-up pump 2; After flexible water bag 6 water is full, opens ozonizer 10, start to carry out sterilization to flexible water bag 6, when sterilizing time arrives T1, close ozonizer 10, stop sterilization, after sterilization terminates, open waste water water discharge valve 111, the waste water in flexible water bag 6 is discharged from waste water stream 11, when detecting that the water in flexible water bag 6 is discharged completely, close the second wastewater outlet 43, water purifying plant starts water processed, until detect that flexible water bag 6 water is full, stops water processed.
Further, after stopping water processed, water purifying plant is started the clock T, fetch water not yet when T is more than or equal to predetermined sterilizing time T2, then start again to carry out sterilization and disinfection to flexible water bag 6, that is, when user does not take water for a long time, water purifying plant calculates twice water intaking when interval time, T was more than or equal to predetermined sterilizing time T2, namely when being more than or equal to ozonizer 10 predetermined sterilizing time T2, water purifying plant can control ozonizer 10 and open to carry out sterilization to flexible water bag 6 the water immobilising time in flexible water bag 6.
In the process of ozonizer 10 sterilization, water pump 9 cuts out, and water purifying plant can show just in sterilization, and controls depotition cock stopping water outlet, and that is, when ozonizer 10 is in just at bactericidal nature, user cannot fetch water.
As optional embodiment, liquid level switch 61 is provided with in flexible water bag 6, liquid level switch 61 can comprise high level switch 611 and low liquid level switch 612, wherein, whether high level switch 611 fills water for detecting flexible water bag 6, and whether low liquid level switch 612 all discharges for the water detected in flexible water bag 6.High level switch 611 is connected with the control mainboard of water purifying plant with low liquid level switch 612, control mainboard and whether can start water processed according to high level switch 611 feedack controlled filter system 100, control the circulation of waste water stream 11 according to low liquid level switch 612 feedack.
In the description of this specification sheets, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present invention and aim, scope of the present invention is by claim and equivalents thereof.
Claims (16)
1. a filtering system for water purifying plant, is characterized in that, comprising:
Preposition filter core, described preposition filter core is connected with external water source with rough purification water quality;
Topping-up pump, described topping-up pump is connected to the downstream of described preposition filter core by entering water electromagnetic valve;
RO membrane cartridge, described RO membrane cartridge group is connected to the downstream of described topping-up pump, and described RO membrane cartridge has the first water-in, the first pure water inlet and the first wastewater outlet;
Flexible water bag, described flexible water bag has the second water-in and the second wastewater outlet, and the first pure water inlet of described RO membrane cartridge is connected with the second water-in of described flexible water bag;
Ozonizer, described ozonizer is used for carrying out sterilization and disinfection to described flexible water bag;
Waste water stream, described waste water stream is connected with described second wastewater outlet;
Rearmounted filter core, described rearmounted filter core is connected to purify the water from described flexible water bag further with described flexible water bag by water pump, and described rearmounted filter core is suitable for being connected with depotition cock.
2. the filtering system of water purifying plant according to claim 1, is characterized in that, comprises Wastewater by Electric magnet valve further, and described Wastewater by Electric magnet valve is located on the waste water water route that is connected with described wastewater outlet.
3. the filtering system of water purifying plant according to claim 1, is characterized in that, described flexible water bag is double-faced flexible water bag.
4. the filtering system of water purifying plant according to claim 1, is characterized in that, arranges liquid level switch in described flexible water bag, and described liquid level switch comprises high level switch and low liquid level switch.
5. the filtering system of water purifying plant according to claim 4, is characterized in that, described high level switch is vernier switch, dry-reed tube or infrared tube.
6. the filtering system of water purifying plant according to claim 1, is characterized in that, comprises high-voltage switch gear further, and described high-voltage switch gear is connected between described rearmounted filter core and described depotition cock.
7. the filtering system of water purifying plant according to claim 6, is characterized in that, described high-voltage switch gear is flow valve or under meter.
8. the filtering system of water purifying plant according to claim 1, is characterized in that, described waste water stream is provided with waste water water discharge valve.
9. the filtering system of water purifying plant according to claim 1, is characterized in that, described ozonizer is located at the second water inlet of described flexible water bag.
10. according to the filtering system of the water purifying plant described in claim 1, it is characterized in that, described preposition filter core is PAC composite filter element, the active C composite filter element of PP+ or PP filter core+active C filter core.
11. according to the filtering system of the water purifying plant described in claim 1, and it is characterized in that, described rearmounted filter core is C+UF composite filter element.
12. 1 kinds of water purifying plants, is characterized in that, comprise the filtering system of the water purifying plant according to any one of claim 1-11.
The water filtration method of the filtering system of 13. 1 kinds of water purifying plants according to claim 1, is characterized in that, comprises the following steps:
S1, to detect in described flexible water bag whether water is full;
To detect in S2, step S1 in described flexible water bag water less than time, open water processed, and repeating step S1;
When detecting in S3, step S1 that described flexible water bag water is full, stop water processed;
S4, unlatching ozonizer carry out sterilization to described flexible water bag, and sterilizing time is T1;
S5, closedown ozonizer, open described second wastewater outlet of described flexible water bag to discharge the water in described flexible water bag;
Whether S6, the water detected in described flexible water bag all discharge;
Detect in S7, step S7 that in described flexible water bag, water is not all discharged, continue draining, and repeating step S6;
Detect in S8, step S7 that in described flexible water bag, water is all discharged, close described second wastewater outlet, open water processed, detect described flexible water bag water and stop water processed completely afterwards.
14. water filtration methods according to claim 13, is characterized in that, in the sterilization process of step S4, control described depotition cock and stop water outlet.
15. water filtration methods according to claim 13, it is characterized in that, in described flexible water bag, liquid level switch is set, described liquid level switch comprises high level switch and low liquid level switch, whether water is full for detecting described flexible water bag for described high level switch, and whether described low liquid level switch all discharges for the water detected in described flexible water bag.
16. water filtration methods according to claim 13, is characterized in that, further comprising the steps of:
After S9, step S8, computing time, T, fetched water not yet when T is more than or equal to predetermined sterilizing time T2, then repeating step S1-S8.
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| CN107372128A (en) * | 2017-06-27 | 2017-11-24 | 马龙县红土山多宝牧业科技有限公司 | A kind of air circulating type automatically cleaning steer ration canopy |
| CN108328822A (en) * | 2018-04-10 | 2018-07-27 | 南京施迈艾库智能科技有限公司 | A kind of sterile water system of direct drinking |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108467141A (en) * | 2017-02-23 | 2018-08-31 | 芜湖美的厨卫电器制造有限公司 | Purifier and its control method |
| CN108525519A (en) * | 2017-03-06 | 2018-09-14 | 佛山市顺德区美的饮水机制造有限公司 | Cross screening system |
| CN107372128A (en) * | 2017-06-27 | 2017-11-24 | 马龙县红土山多宝牧业科技有限公司 | A kind of air circulating type automatically cleaning steer ration canopy |
| CN108328822A (en) * | 2018-04-10 | 2018-07-27 | 南京施迈艾库智能科技有限公司 | A kind of sterile water system of direct drinking |
| CN112520866A (en) * | 2019-09-19 | 2021-03-19 | 上海朴道水汇净水设备有限公司 | Automatic control water purifier and system |
| CN112520866B (en) * | 2019-09-19 | 2024-05-14 | 上海朴道水汇净水设备有限公司 | Automatic control water purifier and system |
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