CN108046509A - A kind of direct drinking makes water supply process and drinking water system - Google Patents
A kind of direct drinking makes water supply process and drinking water system Download PDFInfo
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- CN108046509A CN108046509A CN201711370142.7A CN201711370142A CN108046509A CN 108046509 A CN108046509 A CN 108046509A CN 201711370142 A CN201711370142 A CN 201711370142A CN 108046509 A CN108046509 A CN 108046509A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 221
- 229910001868 water Inorganic materials 0.000 title claims abstract description 221
- 238000000034 method Methods 0.000 title claims abstract description 59
- 239000003651 drinking water Substances 0.000 title claims abstract description 56
- 230000035622 drinking Effects 0.000 title claims abstract description 51
- 230000008569 process Effects 0.000 title claims abstract description 47
- 235000020188 drinking water Nutrition 0.000 title claims abstract description 44
- 238000000108 ultra-filtration Methods 0.000 claims abstract description 30
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 29
- 238000001471 micro-filtration Methods 0.000 claims abstract description 26
- 238000001728 nano-filtration Methods 0.000 claims abstract description 26
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims description 76
- 239000012528 membrane Substances 0.000 claims description 40
- 238000001914 filtration Methods 0.000 claims description 31
- 238000010791 quenching Methods 0.000 claims description 14
- 230000000171 quenching effect Effects 0.000 claims description 14
- 230000000249 desinfective effect Effects 0.000 claims description 13
- 230000033558 biomineral tissue development Effects 0.000 claims description 6
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 claims description 6
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 3
- 239000004155 Chlorine dioxide Substances 0.000 claims description 3
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical group [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 3
- 239000000460 chlorine Substances 0.000 claims description 3
- 229910052801 chlorine Inorganic materials 0.000 claims description 3
- 235000019398 chlorine dioxide Nutrition 0.000 claims description 3
- 230000005415 magnetization Effects 0.000 claims description 3
- 230000001954 sterilising effect Effects 0.000 claims description 3
- 238000010979 pH adjustment Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 12
- 238000000746 purification Methods 0.000 abstract description 11
- 239000012141 concentrate Substances 0.000 abstract description 3
- 235000021271 drinking Nutrition 0.000 description 35
- 238000005516 engineering process Methods 0.000 description 12
- 239000000243 solution Substances 0.000 description 11
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- 239000005416 organic matter Substances 0.000 description 4
- 239000008399 tap water Substances 0.000 description 4
- 235000020679 tap water Nutrition 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
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- 230000009286 beneficial effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 235000012206 bottled water Nutrition 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 239000000706 filtrate Substances 0.000 description 3
- 229910001385 heavy metal Inorganic materials 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- -1 ultraviolet light Chemical compound 0.000 description 3
- 239000010963 304 stainless steel Substances 0.000 description 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 2
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
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- FRXSZNDVFUDTIR-UHFFFAOYSA-N 6-methoxy-1,2,3,4-tetrahydroquinoline Chemical compound N1CCCC2=CC(OC)=CC=C21 FRXSZNDVFUDTIR-UHFFFAOYSA-N 0.000 description 1
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- 238000009826 distribution Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- DALUDRGQOYMVLD-UHFFFAOYSA-N iron manganese Chemical compound [Mn].[Fe] DALUDRGQOYMVLD-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/442—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by nanofiltration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The present invention provides a kind of direct drinking and makes water supply process and drinking water system, belongs to resident's infrastructure technique field.Direct drinking makes water supply process using drinking water system, comprises the following steps：A. raw water into drinking water system is pre-processed, raw water is filtered, soften and is chemically treated；B. the raw water by pretreatment is subjected to film process, micro-filtration, ultrafiltration, nanofiltration and reverse-osmosis treated is carried out to raw water；C. the raw water through film process is post-processed, carried out disinfection to raw water and water quality survey.The drinking water system makes water supply process for above-mentioned direct drinking, and easy to use and purification efficiency is high, can realize that resident concentrates the effect for direct drinking by pipeline.
Description
Technical field
The present invention relates to resident's infrastructure technique fields more particularly to a kind of direct drinking to make water supply process and direct drinking
System.
Background technology
Household small-size water purifier, generally will originally by distillation, membrane filtration or the technologies such as reverse osmosis using tap water as raw material
Further purification obtains water.These technologies often also remove benefit materials in water while harmful substance in removing water, make
It obtains total dissolved solid (TDS) content in water purification, hardness, pH value and is below tap water, beneficial to human body and necessary micro member
Element is reduced, and it is very unfavorable to the health of people to drink such water for a long time.In addition the household small-size water purifier that market is sold also needs periodically more
Filter core, filtrate are changed, secondary pollution possibility is big.
Since technical threshold is low, financing requirement is not high, many " individual workship " enterprises add " bottled water+water dispenser " pattern
Enter so that product quality and sanitary standard cannot be guaranteed, such as occur using waste plastic, foreign rubbish, medical needle tubing for
" the evil mind bucket " of raw material is pretended to be " the evil mind water " of pure water using the simple coarse filtration of tap water.Even if regular good bottled water
Also it is difficult to ensure the stability of water quality, but also in the presence of pollution problem caused by water ring section is given to change bottled water the operations such as water；Bucket
Water is filled since family's usage time is long, mating water dispenser needs periodic cleaning, the thalline organic matter easily accumulated for a long time in water dispenser,
Insect enters water outlet etc. and easily causes secondary pollution problem.
The content of the invention
One of the objects of the present invention is to provide a kind of direct drinkings to make water supply process, this direct drinking makes water supply process purport
Water warfare is inefficient in household water pattern of the prior art is solved the problems, such as；
Another object of the present invention is to provide a kind of drinking water system, this drinking water system aims to solve the problem that in the prior art
Household water pattern in Water warfare it is inefficient the problem of.
To achieve the above object, the technical scheme is that：
A kind of direct drinking makes water supply process, and the direct drinking makes water supply process using drinking water system, including following
Step：
A. raw water is pre-processed into the drinking water system, raw water is filtered, soften and chemistry
Processing；
B. the raw water by pretreatment is subjected to film process, micro-filtration, ultrafiltration, nanofiltration and reverse osmosis place is carried out to raw water
Reason；
C. the raw water through film process is post-processed, carried out disinfection to raw water and water quality survey.
As a preferred technical solution of the present invention, the micro-filtration membrane aperture in the micro-filtration is 2~0.1 μm.
As a preferred technical solution of the present invention, ultrafiltration membrane aperture in the ultrafiltration is at 0.05~0.01 μm, institute
The nanofiltration membrane aperture in nanofiltration is stated at 0.01~0.001 μm.
As a preferred technical solution of the present invention, it is described it is reverse osmosis in reverse osmosis membrane aperture be less than 1nm.
As a preferred technical solution of the present invention, sterilization method in the disinfection using ozone, ultraviolet light,
Chlorine dioxide or chlorine.
As a preferred technical solution of the present invention, the water quality survey is adjusted using pH, temperature adjusts, mineralising
Filtering and magnetization.
A kind of drinking water system makes water supply process for above-described direct drinking, and the drinking water system includes straight
Drinking water supply device, the direct drinking feeding mechanism include quality controling machine after raw water box, pretreatment mechanism, filter mechanism and filtering
Structure；The raw water box is connected with the pretreatment mechanism, and the filter mechanism is connected with the pretreatment mechanism, after the filtering
Quenching mechanism is connected with the filter mechanism, and the disinfecting mechanism is connected with quenching mechanism after the filtering.
As a preferred technical solution of the present invention, the pretreatment mechanism includes the first connecting pipe and multimedium mistake
Filter, the both ends of first connecting pipe connect respectively with the raw water box, the more medium filter.
As a preferred technical solution of the present invention, the filter mechanism includes accurate filter, high-pressure pump and receives
Filter, the accurate filter are connected with the pretreatment mechanism, and the high-pressure pump is connected with the accurate filter, described to receive
Filter is connected with the high-pressure pump.
As a preferred technical solution of the present invention, quenching mechanism includes thermoregulator and mineralising mistake after the filtering
Filter, the thermoregulator are connected with the filter mechanism, and the mineralization filter is connected with the thermoregulator.
The beneficial effects of the invention are as follows：
The present invention provides a kind of direct drinking by above-mentioned design and makes water supply process, which makes water supply process and use
Above drinking water system, comprises the following steps：A. raw water is pre-processed into drinking water system, to raw water into
Row filtering, softening and chemical treatment；B. the raw water by pretreatment is subjected to film process, micro-filtration, ultrafiltration is carried out to raw water, is received
Filter and reverse-osmosis treated；C. the raw water through film process is post-processed, carried out disinfection to raw water and water quality survey.Due to
Micro-filtration membrane aperture in micro-filtration is 2~0.1 μm, and the ultrafiltration membrane aperture in ultrafiltration is at 0.05~0.01 μm, the NF membrane in nanofiltration
Aperture at 0.01~0.001 μm, it is reverse osmosis in reverse osmosis membrane aperture be less than 1nm；Therefore, microfiltration membranes can be used for aseptic filtration,
Remove colloid and suspended material, ultrafiltration or micro-filtration directly filter suitable for handle that organic pollution concentration is relatively low and turbidity fluctuate compared with
Big source water；Ultrafiltration membrane can in trap water fine sizes impurity, delivery turbidity is very low, and can remove water part macromolecular has
Machine object can remove bacterium, virus；NF membrane can remove hardness (Ca2+、Mg2+), and can remove 50~80% divalent ion and
Monovalent ion also can remove organic pollution of the water middle-molecular-weihydroxyethyl more than 300, can to the removal rate of haloform generation potentiality
Up to 90%；Reverse osmosis membrane can effectively remove the organic pollution in water and inorganic pollution, and water outlet is made to cause prominent activity test
It is negative.I.e. raw water carries out purified treatment by connecting among pipe network enters each purification facility, meanwhile, carry out purified treatment
Raw water can by regularly professional carry out specialty water quality monitoring, conveyance conduit is passed through by the direct drinking of purified treatment
It is transported in the water supply network of each area, and then each household is supplied to by the buck equipment of building water supply pipe and part
Resident realizes that resident concentrates the effect for direct drinking by pipeline.It can be realized it follows that the direct drinking makes water supply process
Following effect：First, guarantee water quality, piped direct-drinking water takes a variety of physical filtering equipment to be filtered water, also using depth
Membrane treatment process is removed harmful substance, heavy metal, and can retain the trace element that needed by human body is wanted；Two are that of avoiding
Secondary pollution, piped direct-drinking water pipe network use the pollution-free water pipe of food-grade, and using constant pressure water supply system, closed cycle pipe
Net system, can effectively prevent secondary pollution, it is ensured that user drank at any time is all fresh active water；Third, the direct drinking is supplied
Device and drinking water system can realize that two family more than resident's familys are threaded a pipe direct drinking in every family, improve the most existing of DRINKING WATER quality
Real, most easily approach, further development and the improvement of living standards of the people, meet to city to the pass in water quality and service
Note, concern water quality become the social demand of urban water supply with health；It directly drinks in city using piped direct-drinking water engineering as subject of implementation
Hydraulic Projects are multi-water resources, distributing, regional water supply mode, also as guarantee city dweller's safe drinking water and city under emergency rating
The second defence line of city's water supply security；Meanwhile the piped direct-drinking water engineering in the present embodiment is a systematic engineering of business, it includes original
Water supplies and water purification facilities, regional water supply pipe network, building water supply pipe, cleaning return-flow system, local buck equipment, remote
Cheng Jiliang and automatic control system etc., design should consider from system-wide optimum organization, and technique is enable each to play its best effective
Should, it avoids blindly being overlapped, in addition, piped direct-drinking water improves urban construction image with the drinking water of high-quality health, enhancing city shows
Generationization is horizontal, improves urban status, and piped direct-drinking water meets public demand, as a kind of good water way, can improve
Resident living quality ensures that resident's direct drinking is put down.
The present invention provides a kind of drinking water system by above-mentioned design, and the drinking water system is due to including raw water box, pre- place
Quenching mechanism and disinfecting mechanism after reason mechanism, filter mechanism, filtering, raw water are first delivered among raw water box, pass through thereafter
The post processing of quenching mechanism and the dispensing of disinfecting mechanism after the pretreatment of pretreatment mechanism, the film process of filter mechanism, filtering
Processing；It follows that by the purified treatment of the direct drinking feeding mechanism, raw water can be changed into the high straight drink of cleannes
Water.
Description of the drawings
It, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of embodiment of the present invention
Attached drawing be briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not to be seen as
It is the restriction to scope, it for those of ordinary skill in the art, without creative efforts, can be with root
Other relevant attached drawings are obtained according to these attached drawings.
Fig. 1 makes water supply process first pass schematic diagram for direct drinking provided in an embodiment of the present invention；
Fig. 2 makes water supply process second procedure schematic diagram for direct drinking provided in an embodiment of the present invention；
Fig. 3 is direct drinking feeding mechanism schematic diagram provided in an embodiment of the present invention；
Fig. 4 is pretreatment mechanism provided in an embodiment of the present invention structure diagram；
Fig. 5 is filter mechanism structure diagram provided in an embodiment of the present invention；
Fig. 6 is quenching mechanism structure diagram after filtering provided in an embodiment of the present invention.
Icon：1- direct drinking feeding mechanisms；2- raw water boxs；3- pre-processes mechanism；4- filter mechanisms；Quality controling machine after 5- filterings
Structure；6- disinfecting mechanisms；The first connecting pipes of 7-；8- more medium filters；9- accurate filters；10- high-pressure pumps；11- nanofiltration devices；
12- thermoregulators；13- mineralization filters.
Specific embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, instead of all the embodiments.Described in usual attached drawing here and show of the invention real
Applying the component of example can configure to arrange and design with a variety of.
Therefore, below the detailed description of the embodiment of the present invention to providing in the accompanying drawings be not intended to limit it is claimed
The scope of the present invention, but be merely representative of the present invention selected embodiment.Based on the embodiments of the present invention, this field is common
Technical staff's all other embodiments obtained without making creative work belong to the model that the present invention protects
It encloses.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
In the description of the present invention, it is necessary to which the orientation of the instructions such as explanation, term " on ", " under " or position relationship are base
In orientation shown in the drawings or position relationship or the invention product using when the orientation usually put or position relationship, only
It is that the present invention must have specifically with the device for describing rather than indicate or imply meaning or element is simplified for ease of description
Orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, in the present invention, unless otherwise clearly defined and limited, fisrt feature is on or below second feature
It can be contacted directly including the first and second features, it is not to contact directly but pass through it that can also include the first and second features
Between other characterisation contact.Moreover, fisrt feature is on second feature, top and above include fisrt feature the
Directly over two features and oblique upper is merely representative of fisrt feature level height higher than second feature.Fisrt feature is special second
Under sign, lower section and fisrt feature included below immediately below second feature and obliquely downward or be merely representative of fisrt feature level
Highly it is less than second feature.
In addition, the terms such as term " level ", " vertical " are not offered as requiring component abswolute level or pendency, but can be slightly
Low dip.It is not to represent that the structure has been had to if " level " only refers to that its direction is more horizontal with respect to for " vertical "
It is complete horizontal, but can be slightly tilted.
In the description of the present invention, it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ",
" connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally connect
It connects；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary, it can
To be the connection inside two elements.For the ordinary skill in the art, can above-mentioned term be understood with concrete condition
Concrete meaning in the present invention.
Embodiment：
Fig. 1 is refer to, with reference to Fig. 2 to Fig. 5, the present embodiment provides a kind of drinking water systems, are supplied including direct drinking for cooperation
Device 1 is answered, which is used for when emergency event occurs, and providing emergency guarantee for city supplies water, preferential to solve
People's drinking water needs.
Further, drinking water system includes quenching mechanism 5 after raw water box 2, pretreatment mechanism 3, filter mechanism 4, filtering
And disinfecting mechanism 6, raw water box 2 are connected with pretreatment mechanism 3, filter mechanism 4 is connected with pretreatment mechanism 3, quenched after filtering
Mechanism 5 is connected with filter mechanism 4, and disinfecting mechanism 6 is connected with quenching mechanism 5 after filtering.
It should be noted that the water hydraulic pressure needed for production has certain difference with underground water water hydraulic pressure, raw water box 2 rises
To the effect of regulating pondage hydraulic pressure.
Specifically, pre-processing mechanism 3 includes the first connecting pipe 7, more medium filter 8, active carbon filter and removes
Ferrimanganic filter, the both ends of the first connecting pipe 7 connect respectively with raw water box 2, more medium filter 8, iron-manganese removing filter with
Active carbon filter connects.
It should be noted that more medium filter 8 uses high-quality natural filter medium, rational gradation composition, water cap water distribution, filtrate
Particle is uniform, and intensity is high, and filter cycle is long, and effluent quality is good.Product, which puts into operation, has efficient, stable, permanent turbidity removal
Degree, oil removal effect can effectively reduce raw water turbidity, remove impurity and particle larger in raw water.
After more medium filter 8 runs a period of time, the impurity of filtrate retention increases, and system running pressure increases, when
Running resistance increase to a certain extent when, filter need to be backwashed, remove filter layer in impurity, recover filter
The filtration condition of starting.
The pretreatment that mechanism 3 is used for raw water is pre-processed, pretreating process includes：The methods of filtering, softening and chemical treatment,
It is fouling, blocking and the pollution for mitigating subsequent film that it, which is acted on, ensures the operation steady in a long-term of membrane process.
Further, filter mechanism 4 includes accurate filter 9, high-pressure pump 10, nanofiltration device 11, ultrafilter and reverse osmosis
Device, accurate filter 9 are connected with pretreatment mechanism 3, and high-pressure pump 10 is connected with accurate filter 9, nanofiltration device 11 and high-pressure pump 10
Connection, counter-osmosis device are connected with ultrafilter.
Further, after filtering quenching mechanism 5 include thermoregulator 12 and mineralization filter 13, thermoregulator 12 with
Filter mechanism 4 connects, and mineralization filter 13 is connected with thermoregulator 12.
Filter mechanism 4 is used to be filtered the raw water after pre-processing, which includes：Micro-filtration,
Ultrafiltration, nanofiltration, reverse osmosis, common membrane technology has reverse osmosis (RO), nanofiltration NF, ultrafiltration UF and micro-filtration MF.
Nanofiltration-membrane technique is world's state-of-the-art technology that nanoscale prepares water purification, it can be ensured that water outlet glycol is tasty.Except picture
Ultrafiltration equally remove minute impurities in municipal tap water, two worms, bacterium corpse-heat source, active carbon powder, outside turbidity, nanofiltration
Film can also remove remaining heavy metal in raw water, partially desalted, part demineralized water, obtain very high transparency, in good taste
Direct drinking.
Ultrafiltration is a kind of membrane filtration processes of low-pressure, and ultrafiltration membrane is mainly used for retention and goes between micro-filtration and nanofiltration
The substance of the macromoleculars such as suspended matter, colloid, particle, bacterium and virus in water removal.Ultrafiltration system equipment is simple, easy to operate,
Energy consumption is few, and operation standing charges are low, takes up an area less, addressing is easy for construction.Therefore, hyperfiltration treatment drinking water research and application it is gradual
As the hot spot in feedwater field, it is referred to as obtaining one of important technology of drink water now, and is described as " at the water of 21 century
Reason technology ".With extensive use of the hyperfiltration technique in the production of extensive water process, technology is more and more ripe, is direct drinking
Water cleaning systems provide good technology and managerial experiences.
Reverse osmosis unit is to make solvent (be usually water) in solution (or semi-transparent by reverse osmosis membrane with enough pressure
Film) and separate, because the direction of this process and naturally osmotic is on the contrary, because referred to herein as reverse osmosis.Hyperfiltration adapts to
The raw water of all kinds of salt content especially in the engineering of water treatment of high salinity, can obtain good technical economic benefit.Reverse osmosis
The salt rejection rate of saturating method is high, and the rate of recovery is high, and stable, floor space is small, easy to operate, reverse osmosis unit while desalination,
Also by the organic matter removal of most of bacterium, colloid and macromolecule.
Further, disinfecting mechanism 6 includes cartridge filter, from export-oriented disinfecting mechanism 6 and ozonization mechanism 6, protects
Peace filter is connected with quenching mechanism 5 after filtering, is connected from export-oriented disinfecting mechanism 6 with cartridge filter, ozonization mechanism 6 and
It is connected from export-oriented disinfecting mechanism 6.
It should be noted that cartridge filter uses ultra micro meter level filter device, removal bacterium, viral corpse and heat source.
Cartridge filter uses corrosion resistant 304 stainless steel shell.Filtering element therein be replaceable cassette filter stick, when filter into
When exporting pressure difference more than value (being usually 0.07~0.1MPa) set, it should replace.Cartridge filter uses corrosion resistant 304
Stainless steel makes, and experiment is designed and performed according to related standard.Filter stick is made of polypropylene spray fusing.Every was ensured public security
Filter inlet and outlet set pressure gauge on the spot, and top sets air bleeding valve, and bottom sets drain valve.
Further, drinking water system includes clear water tanks, the second connecting pipe and constant pressure water supply equipment, clear water tanks
It is connected by the second connecting pipe with disinfecting mechanism 6, constant pressure water supply equipment is connected with clear water tanks.
It should be noted that constant pressure water supply equipment ensures the pressure in pipe network, convenient for worker's water, solve simultaneously
The drawbacks of using roof tank, ensures that resident drinks and trusts water.Constant pressure frequency conversion supply equipment is equipped with diaphragm pressure stabilization pot buffer system,
Liquid level is measured by the liquid level gauge set on vacuum tank and clear water tank, variable frequency pump can pass through how much automatic constants of user's water consumption
Pressure supplies water.Variable frequency water supply pump also serves as circulating pump use simultaneously, is set by the time, periodically sends water back to equipment by circulation pipe network
Between clear water tank sterilize, it is ensured that water constantly in automatic cycle state, effectively prevents pipe in entire pipe network in one
Bacterium grows in net.
Direct drinking makes water supply process using drinking water system, comprises the following steps：A. by raw water to direct drinking system
It is pre-processed in system, raw water is filtered, soften and is chemically treated；B. the raw water by pretreatment is carried out at film
Reason carries out micro-filtration, ultrafiltration, nanofiltration and reverse-osmosis treated to raw water；C. the raw water through film process is post-processed, to original
Water carries out disinfection and water quality survey.The direct drinking handled by disinfecting mechanism 6 is sent to region pipe network, region pipe network by pipe network
Direct drinking is fed into building pipe network, is sent everywhither.I.e. raw water is entered among each purification facility by connection pipe network and carried out only
Change is handled, meanwhile, the water quality monitoring of specialty can be carried out by regularly professional by carrying out the raw water of purified treatment, pass through purification
The direct drinking of processing is transported to by conveyance conduit in the water supply network of each area, and then passes through building water supply pipe and office
The buck equipment in portion is supplied to each household resident, realizes that resident concentrates the effect for direct drinking by pipeline.
It should be noted that in the present embodiment, membrane technology includes micro-filtration, ultrafiltration, nanofiltration and reverse-osmosis treated.
Certainly, in other examples, other technical finesses can also be used.
Wherein, micro-filtration membrane aperture is at 2~0.1 μm, and 20 DEG C of infiltration capacities are 120~160L/h.m2, and operating pressure 0.05~
0.2MPa, water consume 5~18%, 0.2~0.3kW.h/m3 of energy consumption, 5~8 years film stages of replacement.Its main feature is that water flux is big, water outlet is turbid
It spends low.It is used when raw water colloid is few with organic pollution.Microfiltration membranes can be used for aseptic filtration, remove colloid and suspended material.
Therefore, ultrafiltration or micro-filtration direct filtration technology are turbid suitable for processing organic pollution concentration relatively low (such as TOC=1~2mg/L)
Degree fluctuates larger source water.
Ultrafiltration membrane aperture at 0.05~0.01 μm, numerous studies the result shows that, micro-filtration and ultrafiltration are directly filtered can be effective
Ground removes turbidity, and removal rate only has 20% or so up to more than 99%, but to the removal rate of organic matter, TOC.20 DEG C of infiltration capacities
For 30~300L/h.m2, 0.04~0.4MPa of operating pressure, water consume 8~20%, 0.3~0.5kw.h/m of energy consumption3, the film stage of replacement 5
~8 years.Can in trap water fine sizes impurity, delivery turbidity is very low, can remove water part larger molecular organics, can remove
Bacterium, virus.When colloid is more in raw water, organic pollution is few, and containing more bacterium, virus when use.Ultrafiltration membrane is mainly used
Make reverse osmosis pretreatment.Molecular cut off<1000 ultrafiltration can be used to remove colourity, and the removal rate of colourity is up to
95%.
Nanofiltration：For nanofiltration membrane aperture at 0.01~0.001 μm, 20 DEG C of infiltration capacities are 25~30L/h.m2, operating pressure 0.5~
1.0MPa, water consume 15~25%, 0.6~1.0kW.h/m of energy consumption3, 5 years film stages of replacement.It can remove hardness (Ca2+、Mg2+), and can
The divalent ion and monovalent ion of removal 50~80% can remove organic pollution of the water middle-molecular-weihydroxyethyl more than 300, to BOD
Removal rate with COD generates haloform the removal rate of potentiality up to 90% up to more than 80%.Removal of the nanofiltration to salinity
Rate is 50~70%, to the removal rate of divalent ion and hardness up to 90%, makes water outlet that prominent activity test be caused to be negative (generally originally
Water is all positive).Serious to raw water organic contamination, the low molecular weight soluble content of organic matter is more in water, salinity is higher and color,
The exceeded direct drinking water purification processing of taste, nanofiltration membrane treatment technology is very high selection.
Reverse osmosis membrane：Reverse osmosis membrane aperture is less than 1nm, and 20 DEG C of infiltration capacities are 4~10L/h.m2, operating pressure is more than
1.0MPa, water consume more than 25%, 3~4kW.h/m of energy consumption3, 5 years film stages of replacement.To the removal rate of divalent ion and monovalent ion
Up to 95%~99%, the organic pollution in water and inorganic pollution can be effectively removed, water outlet is made to cause the prominent activity test to be in
It is negative.It is while harmful substance in water is all removed as the shortcomings that direct drinking water purification, it would be beneficial in the nothing of health
Also almost all removes machine ion.
Sterilization method in disinfection is using ozone, ultraviolet light, chlorine dioxide or chlorine, and water quality survey is using pH tune
Whole, temperature adjustment, mineralising filtering and magnetization.
In conclusion the direct drinking makes drinking water system more than water supply process use, comprise the following steps：A. will
Raw water is pre-processed into drinking water system, and raw water is filtered, soften and is chemically treated；B. pre- place will be passed through
The raw water of reason carries out film process, and micro-filtration, ultrafiltration, nanofiltration and reverse-osmosis treated are carried out to raw water；C. by the original through film process
Water is post-processed, and is carried out disinfection to raw water and water quality survey.Since the micro-filtration membrane aperture in micro-filtration is 2~0.1 μm, in ultrafiltration
Ultrafiltration membrane aperture at 0.05~0.01 μm, the nanofiltration membrane aperture in nanofiltration at 0.01~0.001 μm, it is reverse osmosis in it is reverse osmosis
Membrane aperture is less than 1nm；Therefore, microfiltration membranes can be used for aseptic filtration, removes colloid and suspended material, ultrafiltration or micro-filtration directly filter
Suitable for handling the source water that organic pollution concentration is relatively low and turbidity fluctuation is larger；Ultrafiltration membrane can fine sizes in trap water
Impurity, delivery turbidity is very low, can remove water part larger molecular organics, can remove bacterium, virus；NF membrane can remove hardness
(Ca2+、Mg2+), and 50~80% divalent ion and monovalent ion are can remove, water middle-molecular-weihydroxyethyl is also can remove more than 300
Organic pollution generates haloform the removal rate of potentiality up to 90%；Reverse osmosis membrane is to the organic pollution and nothing in water
Organic pollutants can effectively remove, and make water outlet that prominent activity test be caused to be negative.I.e. raw water enters each net by connection pipe network
Purified treatment is carried out among change facility, meanwhile, specialty can be carried out by regularly professional by carrying out the raw water of purified treatment
Water quality monitoring is transported in the water supply network of each area by conveyance conduit by the direct drinking of purified treatment, and then passed through
The buck equipment of building water supply pipe and part is supplied to each household resident, realizes that resident is concentrated by pipeline for direct drinking
Effect.It follows that the direct drinking, which makes water supply process, can realize following effect：First, guarantee water quality, piped direct-drinking water is adopted
A variety of physical filtering equipment is taken to be filtered water, also using depth membrane treatment process, harmful substance, heavy metal are gone
It removes, and the trace element that needed by human body is wanted can be retained；Two are that of avoiding secondary pollution, piped direct-drinking water pipe network using food-grade without
Water pipe is polluted, and using constant pressure water supply system, closed cycle pipe network system, can effectively prevent secondary pollution, it is ensured that user
What is drunk at any time is all fresh active water；Third, the direct drinking feeding mechanism 1 and drinking water system can be realized and more than two families occupied
It threads a pipe in every family in home direct drinking, improves most real, the most easily approach of DRINKING WATER quality, further development and the people
The improvement of living standard, meets to city to the concern in water quality and service, and concern water quality becomes the society of urban water supply with health
It can demand；Urban direct drinking water engineering using piped direct-drinking water engineering as subject of implementation is multi-water resources, distributing, regional water supply mould
Formula, also as the second defence line of guarantee city dweller's safe drinking water and urban water supply safety under emergency rating；Meanwhile this implementation
Example in piped direct-drinking water engineering be a systematic engineering of business, it include raw water supply and water purification facilities, regional water supply pipe network,
Building water supply pipe, cleaning return-flow system, local buck equipment, long-distance metering and automatic control system etc., design Ying Congquan
The optimum organization of system considers, technique is enable each to play its optimum effect, avoids blindly being overlapped, in addition, piped direct-drinking water with
The drinking water of high-quality health improves urban construction image, enhances Level of Urban Modernization, improves urban status, piped direct-drinking water symbol
Public demand is closed, as a kind of good water way, resident living quality can be improved, ensures that resident's direct drinking is put down.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included within protection scope of the present invention.
Claims (10)
1. a kind of direct drinking makes water supply process, the direct drinking makes water supply process and uses drinking water system, which is characterized in that
Comprise the following steps：
A. raw water into the drinking water system is pre-processed, raw water is filtered, soften and is chemically treated；
B. the raw water by pretreatment is subjected to film process, micro-filtration, ultrafiltration, nanofiltration and reverse-osmosis treated is carried out to raw water；
C. the raw water through film process is post-processed, carried out disinfection to raw water and water quality survey.
2. direct drinking according to claim 1 makes water supply process, it is characterised in that：Micro-filtration membrane aperture in the micro-filtration
For 2~0.1 μm.
3. direct drinking according to claim 2 makes water supply process, it is characterised in that：Ultrafiltration membrane aperture in the ultrafiltration
Nanofiltration membrane aperture in 0.05~0.01 μm, the nanofiltration is at 0.01~0.001 μm.
4. direct drinking according to claim 2 makes water supply process, it is characterised in that：It is described it is reverse osmosis in reverse osmosis membrane
Aperture is less than 1nm.
5. direct drinking according to claim 1 makes water supply process, it is characterised in that：Sterilization method in the disinfection is adopted
It is ozone, ultraviolet light, chlorine dioxide or chlorine.
6. direct drinking according to claim 1 makes water supply process, it is characterised in that：The water quality survey is using pH
Adjustment, temperature adjustment, mineralising filtering and magnetization.
7. a kind of drinking water system makes water supply process for the direct drinking described in claim 1, it is characterised in that：It is described
Drinking water system includes direct drinking feeding mechanism, and the direct drinking feeding mechanism includes raw water box, pretreatment mechanism, filter mechanism
And quenching mechanism after filtering；The raw water box is connected with the pretreatment mechanism, the filter mechanism and the preprocessor
Structure connects, and quenching mechanism is connected with the filter mechanism after the filtering, the disinfecting mechanism and quenching mechanism after the filtering
Connection.
8. drinking water system according to claim 7, it is characterised in that：The pretreatment mechanism includes the first connecting pipe
And more medium filter, the both ends of first connecting pipe connect respectively with the raw water box, the more medium filter.
9. drinking water system according to claim 7, it is characterised in that：The filter mechanism includes accurate filter, height
Press pump and nanofiltration device, the accurate filter are connected with the pretreatment mechanism, the high-pressure pump and the accurate filter
Connection, the nanofiltration device are connected with the high-pressure pump.
10. drinking water system according to claim 7, it is characterised in that：Quenching mechanism includes temperature tune after the filtering
Section device and mineralization filter, the thermoregulator are connected with the filter mechanism, the mineralization filter and the temperature tune
Save device connection.
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Application publication date: 20180518 |