CN204569623U - Desalination soft water filtering device in a kind of multistage preprocessing filter element - Google Patents

Desalination soft water filtering device in a kind of multistage preprocessing filter element Download PDF

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Publication number
CN204569623U
CN204569623U CN201520222253.3U CN201520222253U CN204569623U CN 204569623 U CN204569623 U CN 204569623U CN 201520222253 U CN201520222253 U CN 201520222253U CN 204569623 U CN204569623 U CN 204569623U
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CN
China
Prior art keywords
filtrate
water
filter element
filtering device
preprocessing filter
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201520222253.3U
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Chinese (zh)
Inventor
彭荣誉
赵福龙
杨书雄
唐斌
何学成
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Jiangxi Shu Yuan Science And Technology Ltd
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Jiangxi Shu Yuan Science And Technology Ltd
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Priority to CN201520222253.3U priority Critical patent/CN204569623U/en
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Publication of CN204569623U publication Critical patent/CN204569623U/en
Expired - Fee Related legal-status Critical Current
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124Water desalination
    • Y02A20/131Reverse-osmosis

Abstract

The utility model discloses the desalination soft water filtering device in a kind of multistage preprocessing filter element, it is characterized in that it comprises multistage preprocessing filter element and desalination soft water filtering device, desalination soft water filtering device is arranged between the arbitrary adjacent two-stage of multistage preprocessing filter element, desalination soft water filtering device adopts film bodyguard, the filtrate of film bodyguard adopts KDF filtrate and polishing resin filtrate to form, and is provided with the porose dividing plate of PP in the middle of KDF filtrate and polishing resin filtrate; Or adopt KDF filtrate separately; Or adopt separately polishing resin filtrate.The utility model beneficial effect: the utility model advantage has water-saving and emission-reducing, improves former Water Sproading rate, extends RO film work-ing life.

Description

Desalination soft water filtering device in a kind of multistage preprocessing filter element
Technical field
The utility model belongs to water-treatment technology field, relates to water filtration and water treatment technology, specifically, relates to the desalination soft water filtering device in a kind of multistage preprocessing filter element.
Background technology
Reverse osmosis water purifier is the machine mainly utilizing principle of reverse osmosis to carry out water treatment.Reverse osmosis membrane technology applies certain pressure to water, the mineral element of water molecules and ionic state is made to pass through reverse osmosis membrane, and the most inorganic salt (comprising heavy metal) be dissolved in water, organism and bacterium, virus etc. through reverse osmosis membrane, thus cannot make the pure water penetrated and strict the separating of condensed water that cannot penetrate.It is comparatively reasonable that reverse osmosis water purifier generally arranges Pyatyi filtration: the first step is the cotton filter core of PP, and the second stage preposition particle charcoal filter core, the third stage is extruded activated carbon filter core, and the fourth stage is the RO reverse osmosis membrane filter core of core, and level V is post active carbon (little T33).
Traditional reverse osmosis water purifier adopts the three grades of preprocessing filter element combinations of PP cotton filter core, preposition particle charcoal filter core and extruded activated carbon filter core mostly, through large granular impurity and chlorine residue etc. such as three grades of preprocessing filter element filtering silt particles, iron rust, algae, the influent quality of RO substantially can be ensured.But condensed water discharge capacity is still very large, generally purifying waste water is reached for 1:3 with the ratio of condensed water.
If can design a kind of influent quality being conducive to improving further RO, realizing purifying waste water with the ratio of condensed water is the technical scheme of 2:1, will improve the ability solved the problem.
Utility model content
The purpose of this utility model is for prior art Problems existing, improve by increasing a device being filled with desalination soft water filtrate three grades of preprocessing filter element the ability solving prior art Problems existing, thus the filtering device of the desalination soft water in a kind of multistage preprocessing filter element is provided.
In order to realize the purpose of this utility model, the technical solution adopted in the utility model is:
Desalination soft water filtering device in a kind of multistage preprocessing filter element, it is characterized in that it comprises multistage preprocessing filter element and desalination soft water filtering device, desalination soft water filtering device is arranged between the arbitrary adjacent two-stage of multistage preprocessing filter element, and desalination soft water filtering device adopts film bodyguard
The filtrate of film bodyguard adopts KDF filtrate and polishing resin filtrate to form, and is provided with the porose dividing plate of PP in the middle of KDF filtrate and polishing resin filtrate;
Or adopt KDF filtrate separately;
Or adopt separately polishing resin filtrate.
The rising pipe of multistage preprocessing filter element divides two-way, and the first via is directly connected with clear water faucet as domestic water; Second tunnel is connected with the water-in of topping-up pump by entering water electromagnetic valve.
The utility model beneficial effect: the utility model advantage has water-saving and emission-reducing, improves former Water Sproading rate, extends RO film work-ing life.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is film bodyguard structural representation of the present utility model.
Embodiment
The utility model is by the following examples can the utility model will be further described, but scope of the present utility model is not limited to following embodiment.
Embodiment 1: see Fig. 1-2.
The present embodiment water purification system by inlet triplet for water ball valve 1, secondary preprocessing filter element 2, film bodyguard 3, KDF filtrate 3-1, extruded activated carbon filter core 4, entering water electromagnetic valve 5, topping-up pump 6, reverse osmosis membrane group 7, reverse checkvalve 8, post active carbon 9, smart valve 10, pressure pot 11, high-voltage switch gear 12, parts such as clear water faucet 13 grade form.The filtrate of film bodyguard 3 adopts KDF filtrate 3-1 and polishing resin filtrate to form, and is provided with the porose dividing plate of PP in the middle of KDF filtrate and polishing resin filtrate; Or adopt separately KDF filtrate 3-1; Or adopt separately polishing resin filtrate.
Tap water accesses water purification system through inlet triplet for water ball valve 1 by water pipe, inlet triplet for water ball valve 1 is arranged in the front end water inlet pipe of secondary preprocessing filter element 2, the water outlet of secondary preprocessing filter element 2 is communicated with the water-in of film bodyguard 3, and the water outlet of film bodyguard 3 is communicated with the water-in of extruded activated carbon filter core 4;
The rising pipe of extruded activated carbon filter core 4 divides two-way, and the first via is directly connected with clear water faucet 13 as domestic water; Second tunnel is connected with the water-in of topping-up pump 6 by entering water electromagnetic valve 5.
The water outlet of topping-up pump 6 is connected with the water-in of reverse osmosis membrane group 7, and the water outlet of reverse osmosis membrane group 7 is divided into two-way,
The condensed water outlet of reverse osmosis membrane group 7 is communicated with smart valve 10;
The pure water outlet of reverse osmosis membrane group 7 is communicated with post active carbon 9 with pressure pot 11 respectively; That is:
The pure water outlet of reverse osmosis membrane group 7 is by after reverse checkvalve 8, high-voltage switch gear 12 of leading up to is communicated with pressure pot 11, another road is directly communicated with the import of post active carbon 9, the check valve direction of reverse checkvalve 8 is pure water Way out, and the import of post active carbon 9 is communicated with pressure pot 11 by high-voltage switch gear 12.
The outlet of post active carbon 9 is connected with clear water faucet 13.
Implementation process:
1, tap water is through front two-stage preprocessing filter element, large granular impurity and the chlorine residue etc. such as filtering silt particle, iron rust, algae.
2, water enters film bodyguard (KDF filtrate carries out except divalent salts, demineralized water, and anti-bacteria, except chlorine residue) through front two-stage pre-treatment.
3, the water of third stage preprocessing filter element to prime purifies further, ensures the influent quality of RO film.
4, the pretreated water of the third stage can provide as domestic water, meet wash dish, wash one's face and rinse one's mouth, sanitation and hygiene etc.
5, topping-up pump carries out supercharging to water, allows hydraulic pressure reach the operating pressure of RO film.
6, water enters RO film, utilizes reverse osmosis membrane separation technology to purify.
7, because of the sofening treatment of the front water source of film through film bodyguard, most incrustation scale is removed, so the smart valve being integrated with waste water ratio can be arranged to 1:2 than by traditional 3:1 only by useless, thus improves the rate of recovery of water, reduces discharge of wastewater.
Major technique ensures:
1, in the pretreatment system of reverse osmosis filter core, the device that one is filled with desalination soft water filtrate is increased.
2, polishing resin is mixed by hydro-strong acidic cation exchange resin and hydrogen-oxygen type strongly basic anion exchange resin.The filtration unit of anion and cation exchange resin mixed packing according to a certain percentage, anions and canons in water, negatively charged ion in resin layer water is replaced by hydroxide ion, positively charged ion in water is replaced by hydrogen ion, enter hydroxide ion in water and hydrogen ion forms water molecules, thus reach the effect of desalination.Resin anion(R.A) volume: resin cation (R.C.) volume=2:1, polishing resin is without the need to regeneration.
3, the effect of KDF treatment media to calcium carbonate scale has two aspects: according to pH value and the relation between gas concentration lwevel and dissolution of calcium carbonate degree, when carbonic acid gas removes from solution, pH value raises, thus the solubleness of calcium carbonate is made to reduce, KDF also makes the pH value of water raise by electrochemical reaction, reduce the solubleness of calcium carbonate, result makes calcium carbonate separate out; On the other hand, due to oozing out of zine ion in KDF, zinc ion content in water increases to some extent, in water, the existence of zine ion can change the crystal formation mechanism of incrustation scale, the calcium carbonate scale in water is made to produce precipitation with the crystal habit of aragonite, the wall of container forms soft dirt, instead of crystallization is the hard scale of calcite type, is easily washed out.

Claims (2)

1. the desalination soft water filtering device in a multistage preprocessing filter element, it is characterized in that it comprises multistage preprocessing filter element and desalination soft water filtering device, desalination soft water filtering device is arranged between the arbitrary adjacent two-stage of multistage preprocessing filter element, desalination soft water filtering device adopts film bodyguard (3)
The filtrate of film bodyguard (3) adopts KDF filtrate and polishing resin filtrate to form, and is provided with the porose dividing plate of PP in the middle of KDF filtrate and polishing resin filtrate;
Or adopt KDF filtrate separately;
Or adopt separately polishing resin filtrate.
2. the desalination soft water filtering device in a kind of multistage preprocessing filter element according to claim 1, it is characterized in that, the rising pipe of multistage preprocessing filter element divides two-way, and the first via is directly connected with clear water faucet (13) as domestic water; Second tunnel is connected with the water-in of topping-up pump (6) by entering water electromagnetic valve (5).
CN201520222253.3U 2015-04-14 2015-04-14 Desalination soft water filtering device in a kind of multistage preprocessing filter element Expired - Fee Related CN204569623U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520222253.3U CN204569623U (en) 2015-04-14 2015-04-14 Desalination soft water filtering device in a kind of multistage preprocessing filter element

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520222253.3U CN204569623U (en) 2015-04-14 2015-04-14 Desalination soft water filtering device in a kind of multistage preprocessing filter element

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CN204569623U true CN204569623U (en) 2015-08-19

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108996721A (en) * 2018-06-19 2018-12-14 黔南民族师范学院 A kind of wisdom water utilities emergency treatment device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108996721A (en) * 2018-06-19 2018-12-14 黔南民族师范学院 A kind of wisdom water utilities emergency treatment device

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150819

Termination date: 20200414