CN107326618A - A kind of rinsing water saving fixtures and washing machine based on ionic interaction - Google Patents

A kind of rinsing water saving fixtures and washing machine based on ionic interaction Download PDF

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Publication number
CN107326618A
CN107326618A CN201710339108.7A CN201710339108A CN107326618A CN 107326618 A CN107326618 A CN 107326618A CN 201710339108 A CN201710339108 A CN 201710339108A CN 107326618 A CN107326618 A CN 107326618A
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CN
China
Prior art keywords
layer
water
cavity
washing machine
saving fixtures
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Pending
Application number
CN201710339108.7A
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Chinese (zh)
Inventor
张鸿杰
刘亚坤
杨中舒
李笑衍
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Zhejiang University ZJU
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Zhejiang University ZJU
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Priority to CN201710339108.7A priority Critical patent/CN107326618A/en
Publication of CN107326618A publication Critical patent/CN107326618A/en
Pending legal-status Critical Current

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Classifications

    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/08Liquid supply or discharge arrangements
    • D06F39/083Liquid discharge or recirculation arrangements
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/42Treatment of water, waste water, or sewage by ion-exchange
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/10Filtering arrangements
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/42Treatment of water, waste water, or sewage by ion-exchange
    • C02F2001/422Treatment of water, waste water, or sewage by ion-exchange using anionic exchangers
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/30Organic compounds
    • C02F2101/301Detergents, surfactants
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/002Grey water, e.g. from clothes washers, showers or dishwashers
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/16Regeneration of sorbents, filters
    • 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
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B40/00Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Detergent Compositions (AREA)

Abstract

The invention discloses a kind of rinsing water saving fixtures and washing machine based on ionic interaction, rinse water saving fixtures, including cavity, one is provided with the cavity and enters Shui Zongkou and the total mouth of a water outlet, the dividing plate of some parallel arrangements is set in the cavity, cavity is divided into some chambers by dividing plate, and each chamber has a sub- entrance and a subexit, filter layer is set between sub- entrance and subexit;All sub- entrances are communicated with entering Shui Zongkou, and all subexits are communicated with the total mouth of water outlet;The filter layer is set gradually by first layer, the second layer and third layer and constituted, and the first layer and third layer fill cotton, and the second layer fills strong basic anion-exchange resin microballoon.The present invention plays washes purification, retains greasy dirt and adsorbs the effect of detergent, so as to reach that slurry can be recycled and be used to rinse to save the purpose of rinsing water.

Description

A kind of rinsing water saving fixtures and washing machine based on ionic interaction
Technical field
The present invention relates to a kind of rinsing water saving fixtures and washing machine based on ionic interaction.
Background technology
At present, there is great water resource waste during laundry washer.Washing machine on the market in laundry processes, Washing and rinsing are general all using full filling water and the process of full draining.So that three times rinse as an example, in laundry processes, slurry About the 1/4 of total Water, rinsing water is 3/4, it is seen that saves rinse cycle can play more significant result with water.
In addition, current laundry processes, either washes or poaching wastewater are discharged to environment without any processing In, wherein both such as sodium carbonate, sodium tripolyphosphate, sodium metasilicate and various surfactants of composition containing residual detergent, also contain The spot of various composition, such as various greases, mineral oil.Waste water containing these materials, can cause ill effect to environment.
The content of the invention
The purpose of the present invention is that there is provided a kind of rinsing section based on ionic interaction for above-mentioned the deficiencies in the prior art Water installations and washing machine, play washes purification, retain greasy dirt and adsorb the effect of detergent, so as to reach that slurry can It is recycled and is used to rinse to save the purpose of rinsing water.
The present invention solve above-mentioned technical problem technical scheme be:A kind of rinsing water saving dress based on ionic interaction Put, including cavity, one is provided with the cavity and enters to set some parallel arrangements in Shui Zongkou and the total mouth of a water outlet, the cavity Cavity is divided into some chambers by dividing plate, dividing plate, and each chamber has a sub- entrance and a subexit, sub- entrance and subexit Between filter layer is set;All sub- entrances are communicated with entering Shui Zongkou, and all subexits are communicated with the total mouth of water outlet;The filtering Layer is set gradually by first layer, the second layer and third layer to be constituted, and the first layer and third layer fill cotton, the second layer Fill strong basic anion-exchange resin microballoon.
Further, the strong basic anion-exchange resin microballoon uses D201 strong basic anion-exchange resin microballoons.
It is a further object of the present invention to provide a kind of washing machine, including washing machine, water pump, above-mentioned rinsing water saving fixtures, The discharge outlet of the washing machine is connected with rinsing the total mouth of water that enters of water saving fixtures, and the total mouth of water outlet is connected with the entrance of water pump, The outlet of the water pump is communicated with the washing tub of washing machine.
Beneficial effects of the present invention are as follows:After rinsing terminates, washes is flowed through main in filtration, filtration Using D201 strong basic anion-exchange resins, (for crosslinked polystyrene, ionization functional group is quaternary ammonium root cation to skeleton, instead Ion is chlorion).When washes flows through D201 strong basic anion-exchange resins, detergent is due to ionic interaction It is adsorbed, and cause greasy dirt mutually to reunite in aqueous and form the oil droplet of bigger particle diameter and retain, so as to reach that purification is washed Wash the purpose of waste water.Washes after purification is come back in washing machine by circulation so that what is remained on clothing washes Agent is washed further to dissolve.By repeatedly circulation, you can reach the wash effect for meeting national standard.By our related experiment Checking, rinsing rate reaches more than 99%, and (rotary drum washing machine rinsing rate is 85%, and roller washing machine rinsing rate, can be with base for 95%) Originally detergent-free and greasy residues are thought.Consider resin regeneration water, rinsing water-saving rate is 99.56%, washing total water water saving Rate is 74.67%.
Brief description of the drawings
Fig. 1 is the structure chart of D201 strong basic anion-exchange resins;
Fig. 2 is the ion exchange schematic diagram of D201 strong basic anion-exchange resins;
Fig. 3 is present invention rinsing water saving fixtures section plane structure chart;
Fig. 4 is present invention rinsing water saving fixtures broken isometric structure chart;
Fig. 5 is the ultravioletvisible absorption curve map of four groups of filtrates and washes simulated solution;
In figure:Cavity 1, enter the total mouth 2 of water, the total mouth 3 of water outlet, dividing plate 4, chamber 5, sub- entrance 6, subexit 7, filter layer 8, One layer 9, the second layer 10, third layer 11.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing.
The key of the present invention is D201 strong basic anion-exchange resins, therefore its structure and action principle are situated between in detail Continue.Its structure is shown in accompanying drawing 1, and skeleton is polystyrene, forms stereoscopic three-dimensional network structure.Pass through covalent bond linkage function on skeleton Base --- the quaternary ammonium root cation with positive charge, and pass through ionic interaction combination counter ion --- chlorion is (in figure not Represent).Polystyrene backbone and function base can not be moved freely, but counter ion can be dissociated into what is moved freely in the solution Ion, can be exchanged with each other with other counter ions with like charges in solution under certain condition, and the process is reversible , which dictates that the ion-exchange performance of D201 strong basic anion-exchange resins.
Pass through《GB/T4288-2008 family expenses and similar applications electric washer》In the composition of two kinds of detergent that is provided Understand, in detergent ingredients the overwhelming majority for weak acid root sodium salt (be dissociated into sodium ion and weak acid radical anion in aqueous, And aobvious alkalescence), and it is anion surfactant to play except stain removal effect --- linear alkyl benzene sulfonate sodium.In addition, logical Cross《GB/T4288-2008 family expenses and similar applications electric washer》Three kinds of contaminated liquids of middle offer --- carbon black greasy dirt dye liquor, Protein contamination liquid, sebum contamination liquid --- understand, the main component of spot is oil.Anion surfactant plays the work that degreases Principle is to form micella, water-wet side (i.e. benzene sulfonic acid root one end) outwards, hydrophobic side (alkyl chain one end) inwardly, and by greasy dirt In being wrapped in.
In summary, the composition of washes can be reduced to:
(1) water (solvent);
(2) greasy dirt is wrapped in the micella being self-assembly of by anion surfactant, micella;
(3) sodium ion in detergent ingredients and other anion.
When washes flows through D201 strong basic anion-exchange resins, anion and D201 strong alkali anions in solution Ion exchange (see accompanying drawing 2) occurs for the chlorion in exchanger resin matrix to be inhaled by D201 strong basic anion-exchange resins It is attached.And the micella being made up of anion surfactant can be demulsified by the ionic interaction of quaternary ammonium root cation, its The oil droplet of bigger particle diameter is mutually reunited and formed in aqueous to the oil of parcel.Due to D201 strong basic anion-exchange resins be from Sub- property, hydrophily is showed, and oil is hydrophobic, thus oil droplet can not be cut by D201 strong basic anion-exchange resins Flow down.So as to reach the purpose of purification and washing waste water.
Therefore, as shown in Figure 3-4, the present invention provides a kind of rinsing water saving fixtures based on ionic interaction, including chamber A dividing plate for entering to set some parallel arrangements in the total total mouth 3 of the water outlet of mouth 2 and one of water, the cavity 1 is provided with body 1, the cavity 1 4, cavity 1 is divided into some chambers 5 by dividing plate 4, and each chamber 5 has a sub- entrance 6 and a subexit 7, sub- entrance 6 and son Filter layer 8 is set between outlet 7;All sub- entrances 6 are communicated with entering the total mouth 2 of water, all subexits 7 with the phase of the total mouth of water outlet 3 It is logical;The filter layer 8 is set gradually and constituted by first layer 9, the second layer 10 and third layer 11, the first layer 9 and third layer 11 Cotton is filled, the second layer 10 fills D201 strong basic anion-exchange resin microballoons.
The strong basic anion-exchange resin microballoon uses D201 strong basic anion-exchange resin microballoons.
It is described to wash it is a further object of the present invention to provide a kind of washing machine, including washing machine, water pump, rinsing water saving fixtures The discharge outlet of clothing machine is connected with rinsing the total mouth of water that enters of water saving fixtures, and the total mouth of water outlet is connected with the entrance of water pump, the water The outlet of pump is communicated with the washing tub of washing machine.
Compliance test result experiment of the present invention:
To verify the effect of strong base anion resins purification and washing waste water, simulated experiment is carried out.To reduce disturbance variable, Prepare washes simulation formula of liquid as follows:
200ml water, 0.40g washing powder (are pressed《GB/T4288-2008 family expenses and similar applications electric washer》Middle washing powder Concentration is configured), 2g dissolved with appropriate oil red O n-hexane (n-hexane is a kind of more conventional oil-based liquid).
In formula, oil red O be it is a kind of be dissolved only in the pigment that oil does not dissolve in water, and have light absorbs in UV-visible region, purple can be used Outer spectrophotometer quantitative analysis.The ultravioletvisible absorption for thus determining filtrate is whether explainable greasy dirt is retained completely.And because For the sodium salt that the detergent ingredients overwhelming majority is weak acid root, weak acid root ionizes aobvious alkalescence in water, as long as thus before and after measuring filtering PH change can quantitative analysis detergent it is whether cleared, it is possible to by correlation derive pH change be scaled rinsing rate.Theory is pushed away Lead as follows:Hydroxide ion concentration is with alkali concn, dissociation constant relation in the aqueous solution Wherein c (OH-) it is hydroxide ion concentration in the aqueous solution,For the dissociation constant of alkali, cbFor the concentration of alkali, ignore the electricity of water From can obtain simplest formula isFront and rear two states are filtered respectively with 1,2, then can further be pushed away ExportWherein pH1、pH2The pH of front and rear solution is respectively filtered, then rinsing rate
By testing in the lab filtration, as simplification, from 10ml syringes as filtering container, One layer of cotton of bottom pad, adds about 4gD201 strong basic anion-exchange resin microballoons, and along with one layer of cotton, continuously do four groups Test (seeing attached list 1), collect filtrate, the pH and UV, visible light that washes simulated solution and four groups of experiment filtrates are determined respectively inhale Receive.Related data result is shown in accompanying drawing 5 and table 1 (1,2,3,4 sequence number represents the orders of continuous four groups of experiments in table 1).From data As a result understand, strong base anion resins have the ability of absorption detergent and the greasy dirt that dams well, and durability is also fine.
Table 1:The detergent adsorption effect data of four groups of filtrate
Group number (order) Filtrate quality pH Rinsing rate P
1 10.54 7.89 99.999%
2 8.50 8.05 99.998%
3 8.04 8.92 99.917%
4 9.5 9.14 99.771%
(washes simulated solution pH is 10.46)
Washes is purified and recycled in the way of rinsing clothes because the present invention is used, thus institute can be saved Some rinsing waters, but the adsorption capacity of D201 strong basic anion-exchange resins is limited, is needed when reaching adsorption capacity Regenerated, this process needs to consume water, thus needs to consider that these two aspects carries out water saving analysis.
Water consumption be assumed to be 30L/kg (between《GB/T4288-2008 family expenses and similar applications electric washer》Middle regulation Rotary drum washing machine quality scale B, C level between), calculate, wherein washing 7.5L/kg, rinse according to conventional three rinsings 22.5L/kg.《GBT4288-2008 family expenses and similar applications electric washer》Plays slurry detergent content is 0.2% (mass concentration), therefore dosage of scour is 7.5*103Ml/kg*1g/ml*0.2%=15g/kg.Press《GBT4288- 2008 family expenses and similar applications electric washer》Provided in laundry meal component can calculate averagely relative point of strong base-weak acid salt Son amount about 200, is calculated by 1kg clothings, then anion-content is 15/200=0.075mol.
Resin full exchange capacity is 3.8mmol/g, and regeneration rate 70~80%, operating efficiency is 30%~90%, in taking Digit is calculated, then real work capacity is 3.8*75%/2*60%=1.71mmol/g, and absorption 0.075mol anion are needed altogether D201 strong basic anion-exchange resins 0.075*1000/1.71=43.8g.1m3Wet D201 strong basic anion-exchange resins regeneration NaCl 80kg are used, are that 0.65~0.72g/ml (takes median 0.68g/ml to count by wet D201 strong basic anion-exchange resins density Calculate), then 1gD201 strong basic anion-exchange resins NaCl 80*1000/ (0.68*1000*1000)=0.118g, then for Salt 43.8*0.118=5.15g is used in 1kg clothings, regeneration, is made into 5%NaCl solution, is used water 5.15/5%*95%=97.9g, i.e., Reach identical wash effect water 0.098L.
To sum up, former use in washing machine water 22.5L, then save rinsing water water 22.402L, and rinsing water-saving rate is 22.402/ 22.5*100%=99.56%, washing total water water-saving rate is 22.402/30*100%=74.67%.

Claims (3)

1. a kind of rinsing water saving fixtures based on ionic interaction, it is characterised in that including cavity (1), on the cavity (1) It is provided with a dividing plate (4) for entering to set some parallel arrangements in Shui Zongkou (2) and the total mouth of a water outlet (3), the cavity (1), dividing plate (4) cavity (1) is divided into some chambers (5), each chamber (5) has a sub- entrance (6) and a subexit (7), and son enters Filter layer (8) is set between mouth (6) and subexit (7);All sub- entrances (6) communicate with entering Shui Zongkou (2), all subexits (7) communicated with the total mouth of water outlet (3);The filter layer (8) is set successively by first layer (9), the second layer (10) and third layer (11) Composition is put, the first layer (9) and third layer (11) fill cotton, and the second layer (10) the filling strong alkali anion exchanges tree Lipid microspheres.
2. the rinsing water saving fixtures according to claim 1 based on ionic interaction, it is characterised in that the highly basic is cloudy Ion exchange resin beads use D201 strong basic anion-exchange resin microballoons.
3. a kind of washing machine, it is characterised in that including the rinsing water saving fixtures described in washing machine, water pump, claim 1 or 2, institute The discharge outlet for stating washing machine is connected with rinsing the total mouth of water that enters of water saving fixtures, and the total mouth of water outlet is connected with the entrance of water pump, institute The outlet of water pump is stated to communicate with the washing tub of washing machine.
CN201710339108.7A 2017-05-15 2017-05-15 A kind of rinsing water saving fixtures and washing machine based on ionic interaction Pending CN107326618A (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109423857A (en) * 2017-08-31 2019-03-05 青岛海尔滚筒洗衣机有限公司 A kind of filter core and the washing machine using the filter core
CN111560753A (en) * 2019-02-13 2020-08-21 Bsh家用电器有限公司 Household appliance for treating laundry

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007000579A (en) * 2005-06-24 2007-01-11 Kimihiko Okanoe Cleaning and washing machine
CN101760939A (en) * 2008-10-23 2010-06-30 李哲平 Water cycle utilization design for washing machine
CN102030430A (en) * 2009-10-01 2011-04-27 P&I人类韩国有限公司 Water treatment system
CN202671899U (en) * 2012-07-04 2013-01-16 上海约瑟芬洗涤有限公司 Water recovery filtering and circulating device for washing machine
CN104496076A (en) * 2014-12-19 2015-04-08 九江有色金属冶炼有限公司 Method for treating and recycling waste water from tantalum and niobium hydrometallurgy
CN105110544A (en) * 2015-09-25 2015-12-02 浙江奇彩环境科技有限公司 Method for treating wastewater with dilute alkali by aid of macroporous resin
CN106518617A (en) * 2016-12-15 2017-03-22 天长市康宁甘油科技有限公司 Refining recovery process for crude glycerin

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007000579A (en) * 2005-06-24 2007-01-11 Kimihiko Okanoe Cleaning and washing machine
CN101760939A (en) * 2008-10-23 2010-06-30 李哲平 Water cycle utilization design for washing machine
CN102030430A (en) * 2009-10-01 2011-04-27 P&I人类韩国有限公司 Water treatment system
CN202671899U (en) * 2012-07-04 2013-01-16 上海约瑟芬洗涤有限公司 Water recovery filtering and circulating device for washing machine
CN104496076A (en) * 2014-12-19 2015-04-08 九江有色金属冶炼有限公司 Method for treating and recycling waste water from tantalum and niobium hydrometallurgy
CN105110544A (en) * 2015-09-25 2015-12-02 浙江奇彩环境科技有限公司 Method for treating wastewater with dilute alkali by aid of macroporous resin
CN106518617A (en) * 2016-12-15 2017-03-22 天长市康宁甘油科技有限公司 Refining recovery process for crude glycerin

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109423857A (en) * 2017-08-31 2019-03-05 青岛海尔滚筒洗衣机有限公司 A kind of filter core and the washing machine using the filter core
CN111560753A (en) * 2019-02-13 2020-08-21 Bsh家用电器有限公司 Household appliance for treating laundry
CN111560753B (en) * 2019-02-13 2024-03-22 Bsh家用电器有限公司 Household appliance for treating laundry

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Application publication date: 20171107

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