CN104860431A - Filter system of water purification equipment and water purification equipment provided with filter system - Google Patents

Filter system of water purification equipment and water purification equipment provided with filter system Download PDF

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Publication number
CN104860431A
CN104860431A CN201510267402.2A CN201510267402A CN104860431A CN 104860431 A CN104860431 A CN 104860431A CN 201510267402 A CN201510267402 A CN 201510267402A CN 104860431 A CN104860431 A CN 104860431A
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China
Prior art keywords
water
water bag
flexible
bag
membrane cartridge
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Pending
Application number
CN201510267402.2A
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Chinese (zh)
Inventor
唐婕
孔小斌
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Midea Group Co Ltd
Foshan Shunde Midea Water Dispenser Manufacturing Co Ltd
Original Assignee
Midea Group Co Ltd
Foshan Shunde Midea Water Dispenser Manufacturing Co Ltd
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Application filed by Midea Group Co Ltd, Foshan Shunde Midea Water Dispenser Manufacturing Co Ltd filed Critical Midea Group Co Ltd
Priority to CN201510267402.2A priority Critical patent/CN104860431A/en
Publication of CN104860431A publication Critical patent/CN104860431A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a filter system of water purification equipment and the water purification equipment provided with the filter system. The filter system comprises a front filter element, a booster pump, an RO (reverse osmosis) membrane filter element group, a flexible water bag, a water bag casing and a rear filter element, wherein the front filter element is connected with an external water source for preliminary purification of water quality; the booster pump is connected to the downstream part of the front filter element through a water inlet electromagnetic valve; the RO membrane filter element group is connected to the downstream part of the booster pump and is provided with a purified water outlet and a wastewater outlet; the flexible water bag is connected to the purified water outlet of the RO membrane filter element group through a micro switch; at least one through hole is formed in the side wall of the water bag casing, and the flexible water bag is arranged in the water bag casing; the rear filter element is connected with the flexible water bag through a self-priming pump so as to further purify water from the flexible water bag, and is suitable for being connected with a water outlet faucet. According to the filter system of the water purification equipment, the water retention capacity of the filter system can be increased, water in the flexible water bag can be discharged completely, so that freshness of water quality is guaranteed, and the water quality is improved; the flexible water bag is arranged in the water bag casing, and the water bag casing can protect and bear the flexible water bag.

Description

The filtering system of water purifying plant and there is its water purifying plant
Technical field
The present invention relates to water purifying plant technical field, particularly relate to a kind of filtering system of water purifying plant and there is the water purifying plant of this filtering system.
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 increases the water storage of water purifying plant, can ensure that drinking-water quality is fresh and alive simultaneously.
The invention allows for a kind of water purifying plant with the 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 group, described RO membrane cartridge group is connected to the downstream of described topping-up pump, and RO membrane cartridge group has pure water inlet and wastewater outlet; Flexible water bag, described flexible water bag is connected to the pure water inlet of described RO membrane cartridge group by vernier switch; Water bag shell, the sidewall of described water bag shell is formed with at least one through hole, and wherein said flexible water bag is located in described water bag shell; 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 vacuum primingpump, 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 adopting flexible water bag; the water storage in filtering system can be increased; the small volume of flexible water bag, can reduce flexible water bag taking up room in water purifying plant simultaneously, and the water in flexible water bag can be got rid of clean by vacuum primingpump in addition; to ensure the fresh and alive of water quality; improve the water quality of pure water, and flexible water bag is located in water bag shell, water bag shell can be protected and carry flexible water bag.
According to some embodiments of the present invention, described RO membrane cartridge group comprises: a RO membrane cartridge, and a described RO membrane cartridge has the first water-in, the first pure water inlet and the first wastewater outlet, and described first water purification mouth is connected with described topping-up pump; 2nd RO membrane cartridge, described 2nd RO membrane cartridge has the second water-in, the second pure water inlet and the second wastewater outlet, described second water-in is connected with described first wastewater outlet, and described first pure water inlet and described second pure water inlet form the pure water inlet of described RO membrane cartridge group.
Alternatively, 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 second wastewater outlet.Thus, the waste water of the 2nd RO membrane cartridge is discharged from waste water water route, and Wastewater by Electric magnet valve can control the circulation of waste water on waste water water route, and Wastewater by Electric magnet valve is quick on the draw, thus effectively can control the discharge 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 is got rid of completely further, the water purification water quality that flexible water bag is flowed out is more fresh and alive.
According to some embodiments of the present invention, described vernier switch is high-water dry-reed tube.Thus inflow and the outflow of water in flexible water bag can be controlled.
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 play high pressure cut-off power supply, stop the effect of water processed.
According to some embodiments of the present invention, the filtering system of described water purifying plant comprises leak water detdction plate further, and described leak water detdction plate is positioned at the below of at least one of described preposition filter core, RO membrane cartridge group and rearmounted filter core.Whether leak water detdction plate leaks for detecting filtering system, once detect that leak can automatic cut-off power, water purifying plant is quit work, thus can protect the normal work of filtering system and the normal operation of water purifying plant.
According to some embodiments of the present invention, described preposition filter core is PAC composite filter element.The mounting box of PAC composite filter element can No clean, thus can improve the practicality of the filtering system of water purifying plant to a certain extent.
According to some embodiments of the present invention, described rearmounted filter core is C+UF composite filter element.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.
According to some embodiments of the present invention, described water bag shell is plastic component.Thus can production cost be reduced.
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, and minimizing takes up room, and the water in flexible water bag can be discharged by vacuum primingpump 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 in addition; flexible water bag is located in water bag shell, and water bag shell can be protected and carry flexible water bag.
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.
Reference numeral:
100: filtering system;
1: preposition filter core, 2: topping-up pump, 3: entering water electromagnetic valve;
4:RO membrane cartridge group, 41: the one RO membrane cartridges, 411: the first water-ins, 412: the first pure water inlets, 413: the first wastewater outlets, 42: the two RO membrane cartridges, 421: the second water-ins, 422: the second pure water inlets, 423: the second wastewater outlets;
5: waste water water route, 51: Wastewater by Electric magnet valve;
6: flexible water bag, 61: vernier switch;
7: rearmounted filter core;
8: high-voltage switch gear;
9: vacuum primingpump;
10: water bag shell.
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.
Preposition filter core 1, topping-up pump 2, RO membrane cartridge group 4, flexible water bag 6 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.
As shown in Figure 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 between preposition filter core 1 and RO membrane cartridge group 4, is connected with power supply, for filtering system 100 provides hydraulic pressure,
The tap water of external water source is pressurized pump 2 and extracts by preposition filter core 1 thus, and flows to RO membrane cartridge group 4, and topping-up pump 2 can also provide thrust for flexible water bag 6 water outlet simultaneously, impels the water in flexible water bag 6 to discharge completely.Topping-up pump 2 is connected to the downstream of preposition filter core 1, is connected with entering water electromagnetic valve 3 between topping-up pump 2 and preposition filter core 1, thus effectively can control the break-make of the water between preposition filter core 1 and topping-up pump 2.
Shown in composition graphs 1, RO membrane cartridge group 4 is connected to the downstream of topping-up pump 2, current direction RO membrane cartridge group 4, the RO membrane cartridge group 4 that topping-up pump 2 extracts through rough purification can remove the impurity such as bacterium in water, virus, metal ion, organic substance, to purify further the water after rough purification.RO membrane cartridge group 4 has pure water inlet and wastewater outlet, and like this, the water purification after the purification of RO membrane cartridge group 4 can be discharged from pure water inlet, and waste water can be discharged from wastewater outlet.
Flexible water bag 6 is connected with the pure water inlet of RO membrane cartridge group 4, like this, water purification after RO membrane cartridge group 4 is filtered flows to flexible water bag 6 from pure water inlet, and can be stored in flexible water bag 6, the shape of flexible water bag 6 can change with retaining volume, thus can increase the water storage of water purifying plant, simultaneously, the small volume of flexible water bag 6, can reduce flexible water bag 6 taking up room in water purifying plant.As shown in Figure 1, flexible water bag 6 is connected by the pure water inlet of vernier switch 61 with RO membrane cartridge group 4, vernier switch 61 can control inflow and the outflow of the interior water purification of flexible water bag 6, inflow and the outflow of the water purification in flexible water bag 6 are changed by entering water electromagnetic valve 3, that is, entering water electromagnetic valve 3 is opened, when filtering system 100 starts water processed, vernier switch 61 is opened, water purification flows to flexible water bag 6, and be stored in flexible water bag 6, close entering water electromagnetic valve 3, during filtering system 100 stopping water processed, vernier switch 61 can cut out, when user needs drinking-water, vernier switch 61 is opened, water purification flows out from flexible water bag 6.
As shown in Figure 1; flexible water bag 6 be located at water bag shell 10 for the protection of with supporting flexible water bag 6; the sidewall of water bag shell 10 is formed with at least one through hole (scheming not shown); that is; the sidewall of water bag shell 10 can be formed with one, two or more through holes; thus, make to keep the pressure consistent with external atmosphere pressure in water bag shell 10, thus be convenient to flexible water bag 6 and intake and water outlet.For the volume of water bag shell 10, the volume of water bag shell 10 is greater than volume when flexible water bag 6 is full of water, so that the placement of flexible water bag 6.Alternatively, water bag shell 10 can be plastic component, thus can reduce production cost.
Rearmounted filter core 7 is connected to the downstream of flexible water bag 6, be connected to purify the water from flexible water bag 6 further with flexible water bag 6 by vacuum primingpump 9, rearmounted filter core 7 is suitable for being connected with depotition cock (scheming not shown), like this, vacuum primingpump 9 can be drawn flexible water bag 6 and be discharged completely by the water in flexible water bag 6, after rearmounted filter core 7 filters again, after flowing out from depotition cock, user drinks, thus i.e. system and the use of pure water can be realized, 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 3, topping-up pump 2 extracts the current direction RO membrane cartridge group 4 after rough purification, after RO membrane cartridge group 4 pairs of water carry out secondary-cleaned, vernier switch 61 is opened, current direction flexible water bag 6 after the purification of RO membrane cartridge group 4 is also stored in flexible water bag 6, user is when needs are drunk water, open depotition cock, vacuum primingpump 9 extracts water in flexible water bag 6 after rearmounted filter core 7 purifies again, and water purification is discharged from depotition cock.
According to the filtering system 100 of the water purifying plant of the embodiment of the present invention, traditional pressure-pot is replaced by adopting flexible water bag 6, thus the water storage that can increase in filtering system 100, and the small volume of flexible water bag 6, flexible water bag 6 taking up room in water purifying plant can be reduced.Water in flexible water bag 6 can be got rid of clean by vacuum primingpump 9 simultaneously, and to ensure the fresh and alive of water quality, improve the water quality of pure water, in addition, flexible water bag 6 is located in water bag shell 10, and flexible water bag 6 be protected and be carried to water bag shell 10 can.
As shown in Figure 1, RO membrane cartridge group 4 can comprise a RO membrane cartridge 41 and the 2nd RO membrane cartridge 42, one RO membrane cartridge 41 has the first water-in 411, first pure water inlet 412 and the first wastewater outlet 413,2nd RO membrane cartridge 42 has the second water-in 421, second pure water inlet 422 and the second wastewater outlet 423, first water-in 411 is connected with topping-up pump 2, current direction the one RO membrane cartridge 41 that topping-up pump 2 extracts, and flow to the 2nd RO membrane cartridge 42 from a RO membrane cartridge 41.
Particularly, topping-up pump 2 is connected with the first water-in 411, first pure water inlet 412 is connected with flexible water bag 6 with the second pure water inlet 422, first pure water inlet 412 and the second pure water inlet 422 can form the pure water inlet of whole RO membrane cartridge group 4, first wastewater outlet 413 is connected with the second water-in 421, like this, the water that topping-up pump 2 extracts flows to a RO membrane cartridge 41 from the first water-in 411, after a RO membrane cartridge 41 filters, water purification flows out from the first pure water inlet 412 and flows to flexible water bag 6, waste water flows out from the first wastewater outlet 413, and flow to the 2nd RO membrane cartridge 42 from the second water-in 421, after the 2nd RO membrane cartridge 42 filters again, the water purification of the 2nd RO membrane cartridge 42 flows to flexible water bag 6 from the second pure water inlet 422, waste water is discharged from the second wastewater outlet 423.
Further, 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, and waste water water route 5 is connected with the second wastewater outlet 423, thus, the waste water of the 2nd RO membrane cartridge 42 is discharged from waste water water route 5, 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 group 4 is impelled to be stored in double-faced flexible water bag by the thrust of topping-up pump 2, when the water purification in double-faced flexible water bag drawn by vacuum primingpump 9, can ensure that the water in flexible water bag 6 is discharged completely further, thus the water purification water quality that flexible water bag 6 is flowed out is more fresh and alive.
As shown in Figure 1, vernier switch 61 is connected to the upstream of flexible water bag 6, in flexible water bag 6 water purification inflow and flow out can be controlled by vernier switch 61, alternatively, vernier switch 61 can be high-water dry-reed tube, in the process of water processed, when water in flexible water bag 6 is full of and arrives high-order, high-water dry-reed tube is closed, thus the water that can ensure in flexible water bag 6 is when being full of, vernier switch 61 cuts out, and water purification no longer flows to flexible water bag 6, and high-water dry-reed tube also can control the outflow of water in flexible water bag 6 simultaneously.
As optional embodiment, 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.
In some embodiments of the invention, filtering system 100 can also comprise leak water detdction plate (scheming not shown), leak water detdction plate is positioned at preposition filter core 1, the below of at least one of RO membrane cartridge group 4 and rearmounted filter core 7, that is, leak water detdction plate can be positioned at preposition filter core 1, the below of one in RO membrane cartridge group 4 and rearmounted filter core 7, or leak water detdction plate can be positioned at preposition filter core 1, the below of two in RO membrane cartridge group 4 and rearmounted filter core 7, preferably, at preposition filter core 1, the below of RO membrane cartridge group 4 and rearmounted filter core 7 all can be provided with leak water detdction plate, whether leak for detection filtering system 100, once detect that leak can automatic cut-off power, water purifying plant is quit work, thus the normal work of filtering system 100 and the normal operation of water purifying plant can be protected.
As optional embodiment, 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.
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.
The working process of the filtering system 100 of water purifying plant is according to an embodiment of the invention described below in detail according to Fig. 1.
The water of external water source is through the rough purification of PAC composite filter element, entering water electromagnetic valve 3 is opened, water after topping-up pump 2 extracts rough purification flows to a RO membrane cartridge 41 through the first water-in 411, water purification after one RO membrane cartridge 41 purifies flows out from the first pure water inlet 412, waste water flows to the 2nd RO membrane cartridge 42 from the first wastewater outlet 413, water purification after 2nd RO membrane cartridge 42 filters flows out from the second pure water inlet 422, waste water flows to waste water water route 5 from the second wastewater outlet 423, Wastewater by Electric magnet valve 51 controls the circulation in waste water water route 5, the water purification of the first pure water inlet 412 and the second pure water inlet 422 all flows to double-faced flexible water bag, and be stored in double-faced flexible water bag, the current direction C+UF composite filter element in double-faced flexible water bag drawn by vacuum primingpump 9, C+UF composite filter element filters further to water, open high-voltage switch gear 8, pure water can flow out from depotition cock.
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, and minimizing takes up room; and the water in flexible water bag 6 can be discharged by vacuum primingpump 9 completely; realize i.e. system and the use of water, keep the fresh and alive of water, avoid secondary pollution; improve the quality of water; in addition, flexible water bag 6 is located in water bag shell 10, and flexible water bag 6 be protected and be carried to water bag shell 10 can.
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 (11)

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 group, described RO membrane cartridge group is connected to the downstream of described topping-up pump, and RO membrane cartridge group has pure water inlet and wastewater outlet;
Flexible water bag, described flexible water bag is connected to the pure water inlet of described RO membrane cartridge group by vernier switch;
Water bag shell, the sidewall of described water bag shell is formed with at least one through hole, and wherein said flexible water bag is located in described water bag shell;
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 vacuum primingpump, 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, described RO membrane cartridge group comprises:
One RO membrane cartridge, a described RO membrane cartridge has the first water-in, the first pure water inlet and the first wastewater outlet, and described first water purification mouth is connected with described topping-up pump;
2nd RO membrane cartridge, described 2nd RO membrane cartridge has the second water-in, the second pure water inlet and the second wastewater outlet, described second water-in is connected with described first wastewater outlet, and described first pure water inlet and described second pure water inlet form the pure water inlet of described RO membrane cartridge group.
3. the filtering system of water purifying plant according to claim 2, 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 second wastewater outlet.
4. 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.
5. the filtering system of water purifying plant according to claim 1, is characterized in that, described vernier switch is high-water dry-reed 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 1, is characterized in that, comprises leak water detdction plate further, and described leak water detdction plate is positioned at the below of at least one of described preposition filter core, RO membrane cartridge group and rearmounted filter core.
8. the filtering system of water purifying plant according to claim 1, is characterized in that, described preposition filter core is PAC composite filter element.
9. the filtering system of water purifying plant according to claim 8, is characterized in that, described rearmounted filter core is C+UF composite filter element.
10. the filtering system of the water purifying plant according to any one of claim 1-9, is characterized in that, described water bag shell is plastic component.
11. 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 1-10.
CN201510267402.2A 2015-05-22 2015-05-22 Filter system of water purification equipment and water purification equipment provided with filter system Pending CN104860431A (en)

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