CN103172210B - Direct drinking water production apparatus - Google Patents
Direct drinking water production apparatus Download PDFInfo
- Publication number
- CN103172210B CN103172210B CN201310074704.9A CN201310074704A CN103172210B CN 103172210 B CN103172210 B CN 103172210B CN 201310074704 A CN201310074704 A CN 201310074704A CN 103172210 B CN103172210 B CN 103172210B
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- negative pole
- anodal
- conducting plates
- water
- chamber
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Abstract
The invention discloses a direct drinking water production apparatus. The apparatus comprises a shell, a water inlet, a water outlet, a capacitance deionization room and an ultraviolet sterilization room, wherein the capacitance deionization room is composed of a chamber, and at least one group of electrode pairs positioned in the chamber and formed by of an anode and a cathode; and the ultraviolet sterilization room is composed of a chamber and an ultraviolet sterilization lamp. Tap water enters the capacitance deionization room from the water inlet, ions in water migrate to the electrode having opposite charges under the action of an electrostatic field generated in the electrode pair, are adsorbed by a double electric layer generated on the surface of the electrode and are removed from water; and water flowing out of the capacitance deionization room enters the ultraviolet sterilization room, and polluting substances comprising harmful microbes and the like are killed through the action of ultraviolet ray and are removed. The apparatus has the advantages of low material cost and running cost, good tap water purifying effect, and especially good removal effect on heavy metal ions in water.
Description
Technical field
The present invention relates to water-treatment technology field, be specially a kind of production equipment of direct-drinking water.
Background technology
Along with the expansion of industrial expansion and population, the quantity discharged of industrial sewage and sanitary sewage sharply increases, and makes Pollution of Eco-system Environment, and surface water quality worsens, and underground water is also affected, thereby is threatening vegeto-animal life and the mankind's safety.In recent years, along with the enhancing of realizing with residents ' health that improves constantly of standard of living, people are more and more higher to the requirement of tap water.The supply of current traditional tap water cannot meet human consumer's high-quality requirement, and more people starts to select direct-drinking water to substitute common tap water.
Current direct-drinking water production device is on the market a lot, mainly adopts the technology such as charcoal absorption, membrane sepn, ozone oxidation and ultraviolet-sterilization, or adopts the combination process of above treatment technology.But current most direct-drinking water production device easily occur film pollute, and in equipment mould material price and working cost high.Therefore, a kind of safe, stable, efficient and lower-cost direct-drinking water production device of market in urgent need.
Summary of the invention
In order to solve the technical problem that in prior art, direct-drinking water production device cost is high, mould material regenerative power is poor, the invention provides a kind of production equipment of direct-drinking water.
A production equipment for direct-drinking water, this device comprises body skin, water-in and water outlet, this device comprises capacitive deionization chamber and ultraviolet-sterilization chamber; Wherein said capacitive deionization chamber is by chamber and be positioned at the electrode pair that at least one group of chamber form by anodal and negative pole and form; Ultraviolet-sterilization chamber is made up of chamber and ultraviolet germicidal.
Anodal Activated Carbon Fiber Electrodes and anion-exchange membrane by anodal conducting plates, positive pole forms, anodal conducting plates is in centre, anion-exchange membrane is positioned at the both sides of anodal conducting plates, and anodal Activated Carbon Fiber Electrodes is between anodal conducting plates and anion-exchange membrane.
Anodal conducting plates one end bending, has open holes in dogleg section, fixing on rectangular parallelepiped outer casing inner wall for positive pole.
Negative pole is made up of the conducting plates of negative pole, Activated Carbon Fiber Electrodes and the cationic exchange membrane of negative pole, the conducting plates of negative pole is in centre, cationic exchange membrane is positioned at the both sides of the conducting plates of negative pole, and the Activated Carbon Fiber Electrodes of negative pole is in the centre of conducting plates and the cationic exchange membrane of negative pole.
Conducting plates one end bending of negative pole, has open holes in dogleg section, fixing on rectangular parallelepiped outer casing inner wall for negative pole.
Positive pole is fixed on an inwall of shell, and negative pole is fixed on another inwall of offside; The spacing of described negative or positive electrode and oppose side wall is 2-4mm, and described positive pole and the spacing of negative pole are 2-4mm.
Described positive pole and negative pole logarithm are required to determine by the Inlet and outlet water water yield and water outlet conductivity, need the specific conductivity of removal more, and required electrode logarithm is more.
The voltage of additional 1.5-2.3V when the electrode pair of the positive pole in capacitive deionization chamber and negative pole composition is worked.
Ultraviolet-sterilization chamber adopts ultraviolet germicidal to irradiate water outlet, and irradiation dose is greater than 16000
.
The top of the water-in of described direct drinking water production unit first electrode left side capacitor in capacitive deionization chamber, apart from the upper limb 4-8mm of housing, and on the fixing wall of this electrode.
The water outlet of described direct drinking water production unit is on the top of ultraviolet-sterilization chamber, apart from the upper limb 4-8mm of housing, and on the wall of water-in offside.
The rectangular parallelepiped shell that the chamber of the chamber of capacitive deionization chamber and ultraviolet-sterilization chamber is made by common non-conductive material forms.
While adopting the production equipment of direct-drinking water of the present invention, tap water enters capacitive deionization chamber from water-in, under the electrostatic field producing at electrode pair, make water intermediate ion to the electrode migration with opposite charges, the electrostatic double layer then being produced by electrode surface absorption is also removed from solution; The water flowing out from capacitive deionization chamber enters ultraviolet-sterilization chamber, further kills by ultraviolet effect pollution substances such as removing in water harmful microorganism.Under the effect of process integration, can realize the object of producing direct-drinking water completely by controlling processing condition.
The invention has the beneficial effects as follows: this device materials cost and working cost are low, to the good purification of tap water, especially heavy metal ion is wherein had to good removal effect; Make electric field disappear or fill with counter current by short circuit, make electrode materials regeneration thereby make the ion of former absorption depart from the electrostatic double layer of electrode, the pharmaceutical chemicals such as consumption acids, alkali, salt not in production process, is a kind of green production device.
Brief description of the drawings
Fig. 1 is the vertical view of the production equipment of a kind of direct-drinking water of the present invention;
Fig. 2 is the A-A sectional view of the production equipment of a kind of direct-drinking water of the present invention;
Fig. 3 is the negative or positive electrode front view of the production equipment of a kind of direct-drinking water of the present invention;
Fig. 4 is the negative or positive electrode side-view of the production equipment of a kind of direct-drinking water of the present invention;
Fig. 5 is the anodal B-B sectional view of the production equipment of a kind of direct-drinking water of the present invention;
Fig. 6 is the negative pole B-B sectional view of the production equipment of a kind of direct-drinking water of the present invention.
In figure: 1. rectangular parallelepiped housing; 2. positive pole; 3. open holes; 4. negative pole; 5. ultraviolet germicidal; 6. water-in; 7. water outlet; 8. anion-exchange membrane; 9. the Activated Carbon Fiber Electrodes of positive pole; 10. the conducting plates of positive pole; 11. cationic exchange membranes; The Activated Carbon Fiber Electrodes of 12. negative poles; The conducting plates of 13. negative poles.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is further described.
Shown in Fig. 1-Fig. 6, the present invention includes rectangular parallelepiped housing 1, water-in 6, water outlet 7, capacitive deionization chamber and ultraviolet-sterilization chamber, wherein capacitive deionization chamber is made up of chamber and at least one group of electrode pair being formed by positive pole 2 and negative pole 4; Ultraviolet-sterilization chamber is made up of a chamber and ultraviolet germicidal 5.
The rectangular parallelepiped housing 1 that the chamber of described capacitive deionization chamber and the chamber of ultraviolet-sterilization chamber are made by common non-conductive material forms.
Anodal 2 conducting platess 10 by rectangular positive pole, anodal Activated Carbon Fiber Electrodes 9 and anion-exchange membrane 8 form, anodal conducting plates 10 is in centre, anion-exchange membrane 8 is in the both sides of anodal conducting plates 10, and anodal Activated Carbon Fiber Electrodes 9 is between anodal conducting plates 10 and anion-exchange membrane 8.Wherein anodal conducting plates 10 one end bendings, dogleg section width is 4-9mm, in dogleg section, there is the open holes 3 that two diameters are 3mm, fixing on rectangular parallelepiped shell 1 inwall for anodal 2, upper open holes is 1:3 apart from the ratio of distances constant at upper and lower two ends, and lower open holes is 3:1 apart from the ratio of distances constant at upper and lower two ends; The anodal non-dogleg section of conducting plates 10 is identical with the size of anodal Activated Carbon Fiber Electrodes 9 and anion-exchange membrane 8, and area is 0.03-0.09
, long-width ratio is 2-3, three is by insulating bolt, fastening nuts; Anodal conducting plates 10 materials are metal or alloy, and thickness is 2-4mm; Anodal Activated Carbon Fiber Electrodes 9 thickness are 2-5mm, specific surface area 1300-2000
; The thickness 115-135 μ m of anion-exchange membrane 8, selective permeability is greater than 90%, water flux 4 × 10
-5 -8 × 10
-5 , pH scope is 2-10.
Negative pole 4 is made up of the conducting plates 13 of rectangular negative pole, Activated Carbon Fiber Electrodes 12 and the cationic exchange membrane 11 of negative pole, the conducting plates 13 of negative pole is in centre, cationic exchange membrane 11 is in the both sides of the conducting plates 13 of negative pole, and the Activated Carbon Fiber Electrodes 12 of negative pole is between the conducting plates 13 and cationic exchange membrane 11 of negative pole.Wherein conducting plates 13 one end bendings of negative pole, dogleg section width is 4-9mm, in dogleg section, there is the open holes 3 that two diameters are 3mm, fixing on rectangular parallelepiped shell 1 inwall for negative pole 4, upper open holes is 1:3 apart from the ratio of distances constant at upper and lower two ends, and lower open holes is 3:1 apart from the ratio of distances constant at upper and lower two ends; The non-dogleg section of conducting plates 13 of negative pole is identical with the Activated Carbon Fiber Electrodes 12 of negative pole and cationic exchange membrane 11 sizes, and area is 0.03-0.09
, long-width ratio is 2-3, three is by insulating bolt, fastening nuts; Conducting plates 13 materials of negative pole are metal or alloy, and thickness is 2-4mm; Activated Carbon Fiber Electrodes 12 thickness of negative pole are 2-5mm, specific surface area 1300-2000
; Cationic exchange membrane 11 thickness 125-145 μ m, selective permeability is greater than 93%, water flux 8 × 10
-5 -12 × 10
-5 , pH scope is 4-12.
Anodal 2 are fixed on an inwall of shell 1 by screw bolt and nut, and 4, negative pole is fixed on by screw bolt and nut on another inwall of offside.Positive pole 2 or negative pole 4 are 2-4mm with the spacing of oppose side wall, make water in the indoor circulation of capacitive deionization; Positive pole 2 is 2-4mm with negative pole 4 spacing.
The logarithm of positive pole 2 and negative pole 4 is required to determine by the Inlet and outlet water water yield and water outlet conductivity, needs the specific conductivity of removal more, and required electrode logarithm is more.
The voltage of additional 1.5-2.3V when the electrode pair that positive pole 2 in capacitive deionization chamber and negative pole 4 form is worked.
Ultraviolet-sterilization chamber adopts ultraviolet germicidal 5 to irradiate water outlet, and irradiation dose is greater than 16000
.
The top of the water-in 6 of direct drinking water production unit first electrode left side capacitor in capacitive deionization chamber, apart from upper limb 4-8mm, and on the fixing wall of this electrode.
The water outlet 7 of direct drinking water production unit is on the top of ultraviolet-sterilization chamber, apart from upper limb 4-8mm, and on the wall of water-in offside.
Below by specific embodiment, the invention will be further elaborated.
Embodiment one:
Specific conductivity is 265
tap water enter capacitive deionization chamber from water-in 6, anodal 2 and the electrostatic field that produces of the electrode pair that forms of negative pole 4 under, make water intermediate ion to the electrode migration with opposite charges, the electrostatic double layer then being produced by electrode surface absorption is also removed from solution; The water flowing out from capacitive deionization chamber enters ultraviolet-sterilization chamber, produces ultraviolet effect further kill the pollution substance such as harmful microorganism in removal water by ultraviolet germicidal 5.
Anodal 2 conducting platess 10 by rectangular positive pole, anodal Activated Carbon Fiber Electrodes 9 and anion-exchange membrane 8 form, anodal conducting plates 10 is in centre, anion-exchange membrane 8 is in the both sides of anodal conducting plates 10, and anodal Activated Carbon Fiber Electrodes 9 is between anodal conducting plates 10 and anion-exchange membrane 8.Wherein anodal conducting plates 10 one end bendings, dogleg section width is 4mm, in dogleg section, there is the open holes 3 that two diameters are 3mm, fixing on rectangular parallelepiped shell 1 inwall for anodal 2, upper open holes is 1:3 apart from the ratio of distances constant at upper and lower two ends, and lower open holes is 3:1 apart from the ratio of distances constant at upper and lower two ends; The anodal non-dogleg section of conducting plates 10 is identical with the size of anodal Activated Carbon Fiber Electrodes 9 and anion-exchange membrane 8, and area is 0.03
, long-width ratio is 2, three is by insulating bolt, fastening nuts; Positive conductive plate 10 materials are stainless steel, and thickness is 2mm; Anodal Activated Carbon Fiber Electrodes 9 thickness are 2mm, specific surface area 1600
; Anion-exchange membrane 8 thickness 115 μ m, selective permeability is 91%, water flux 4 × 10
-5 .
Negative pole 4 is made up of the conducting plates 13 of rectangular negative pole, Activated Carbon Fiber Electrodes 12 and the cationic exchange membrane 11 of negative pole, the conducting plates 13 of negative pole is in centre, cationic exchange membrane 11 is in the both sides of the conducting plates 13 of negative pole, and the Activated Carbon Fiber Electrodes 12 of negative pole is between the conducting plates 13 and cationic exchange membrane 11 of negative pole.Wherein conducting plates 13 one end bendings, dogleg section width is 4mm, has the open holes 3 that two diameters are 3mm in dogleg section, fixing on rectangular parallelepiped shell 1 inwall for negative pole 4, upper open holes is 1:3 apart from the ratio of distances constant at upper and lower two ends, and lower open holes is 3:1 apart from the ratio of distances constant at upper and lower two ends; The non-dogleg section of conducting plates 13 of negative pole is identical with the full level size of the Activated Carbon Fiber Electrodes 12 of negative pole and cationic exchange membrane 11, and area is 0.03
, long-width ratio is 2, three is by insulating bolt, fastening nuts; Negative conductive plate 13 materials are stainless steel, and thickness is 2mm; Activated Carbon Fiber Electrodes 12 thickness of negative pole are 2mm, specific surface area 1600
; Cationic exchange membrane 11 thickness 125 μ m, selective permeability is 94%, water flux 8 × 10
-5 .
Positive pole 2 or negative pole 4 are 2mm with the spacing of oppose side wall; Positive pole 2 is 4mm with negative pole 4 spacing; The logarithm of positive pole 2 and negative pole 4 is 45.The voltage of additional 1.8V when the electrode pair that positive pole 2 in capacitive deionization chamber and negative pole 4 form is worked.The irradiation dose of ultraviolet germicidal 5 is 17000
.The water-in 6 of direct drinking water production unit is apart from upper limb 4mm, and on the fixing wall of this electrode; The water outlet 7 of direct drinking water production unit is apart from upper limb 4mm, and on the wall of water-in offside.
When Inlet and outlet water flow is 350
, after the above direct drinking water production unit is processed, water outlet conductivity can drop to 100
below, effluent quality can reach the standard of direct-drinking water completely.
Embodiment two:
Embodiment two is basic identical with embodiment one, and difference is:
The tap water specific conductivity that enters capacitive deionization chamber is 302
, conducting plates 10 dogleg section width anodal in positive pole 2 are 7mm, the anodal non-dogleg section of conducting plates 10 and anodal Activated Carbon Fiber Electrodes 9 and the area of anion-exchange membrane 8 are 0.09
, long-width ratio is 3.Positive conductive plate 10 materials are aluminium alloy, and thickness is 3mm; Activated Carbon Fiber Electrodes 9 thickness are 5mm, specific surface area 2000
; Anion-exchange membrane 8 thickness 135 μ m, selective permeability is 94%, water flux 8 × 10
-5 .
In negative pole 4, the conducting plates 13 dogleg section width of negative pole are 7mm, and the non-dogleg section of conducting plates 13 of negative pole is identical with the Activated Carbon Fiber Electrodes 12 of negative pole and the size of cationic exchange membrane 11, and area is 0.09
, long-width ratio is 3.Negative conductive plate 13 materials are aluminium alloy, and thickness is 3mm; Activated Carbon Fiber Electrodes 12 thickness are 5mm, specific surface area 2000
; Cationic exchange membrane 11 thickness 145 μ m, selective permeability is 97%, water flux 12 × 10
-5 .
Positive pole 2 or negative pole 4 are 4mm with the spacing of oppose side wall; Positive pole 2 is 2mm with the spacing of negative pole 4; The logarithm of positive pole 2 and negative pole 4 is 17.The voltage of additional 2.0V when the electrode pair that positive pole 2 in capacitive deionization chamber and negative pole 4 form is worked.The irradiation dose of ultraviolet germicidal 5 is 19000
.The water-in 6 of direct drinking water production unit is apart from upper limb 8mm, and on the fixing wall of this electrode; The water outlet 7 of direct drinking water production unit is apart from upper limb 8mm, and on the wall of water-in offside.
When Inlet and outlet water flow is 400
, after the above direct drinking water production unit is processed, water outlet conductivity can drop to 100
below, effluent quality can reach the standard of direct-drinking water completely.
Claims (4)
1. a production equipment for direct-drinking water, this device comprises body skin, water-in and water outlet, it is characterized in that, this device comprises capacitive deionization chamber and ultraviolet-sterilization chamber; Wherein said capacitive deionization chamber is by chamber and be positioned at the electrode pair that at least one group of chamber form by anodal and negative pole and form; Ultraviolet-sterilization chamber is made up of chamber and ultraviolet germicidal; Anodal Activated Carbon Fiber Electrodes and anion-exchange membrane by anodal conducting plates, positive pole forms, anodal conducting plates is in centre, anion-exchange membrane is positioned at the both sides of anodal conducting plates, and anodal Activated Carbon Fiber Electrodes is between anodal conducting plates and anion-exchange membrane; Wherein anodal conducting plates one end bending, in dogleg section, there is open holes, for anodal fixing on rectangular parallelepiped outer casing inner wall, the anodal non-dogleg section of conducting plates is identical with the size of anodal Activated Carbon Fiber Electrodes and anion-exchange membrane, and three is by insulating bolt, fastening nuts; Anodal conducting plates thickness is 2-4mm; Anodal Activated Carbon Fiber Electrodes thickness is 2-5mm, specific surface area 1300-2000m
2/ g; The thickness 115-135 μ m of anion-exchange membrane, selective permeability is greater than 90%, water flux 4 × 10
-5ml/ (Pam
2h)-8 × 10
-5ml/ (Pam
2h), pH scope is 2-10; Negative pole is made up of the conducting plates of negative pole, Activated Carbon Fiber Electrodes and the cationic exchange membrane of negative pole, and the conducting plates of negative pole is in centre, and cationic exchange membrane is positioned at the both sides of conducting plates, and the Activated Carbon Fiber Electrodes of negative pole is between conducting plates and cationic exchange membrane; Wherein conducting plates one end bending of negative pole, in dogleg section, there is open holes, fixing on rectangular parallelepiped outer casing inner wall for negative pole, the non-dogleg section of conducting plates of negative pole is identical with the Activated Carbon Fiber Electrodes of negative pole and the size of cationic exchange membrane, and three is by insulating bolt, fastening nuts; The conducting plates thickness of negative pole is 2-4mm; The Activated Carbon Fiber Electrodes thickness of negative pole is 2-5mm, specific surface area 1300-2000m
2/ g; The thickness 125-145 μ m of cationic exchange membrane, selective permeability is greater than 93%, water flux 8 × 10
-5ml/ (Pam
2h)-12 × 10
-5ml/ (Pam
2h), pH scope is 4-12; Positive pole is fixed on an inwall of shell, and negative pole is fixed on another inwall of offside; The spacing of negative or positive electrode and oppose side wall is 2-4mm, and anodal and negative pole spacing is 2-4mm.
2. the production equipment of direct-drinking water according to claim 1, is characterized in that, the voltage of additional 1.5-2.3V when the electrode pair of the positive pole in capacitive deionization chamber and negative pole composition is worked.
3. the production equipment of direct-drinking water according to claim 1, is characterized in that, ultraviolet-sterilization chamber adopts ultraviolet germicidal to irradiate water outlet, and irradiation dose is greater than 16000 μ Ws/cm
2.
4. according to the production equipment of a kind of direct-drinking water described in claim 1-3 any one, it is characterized in that, the rectangular parallelepiped shell that the chamber of the chamber of capacitive deionization chamber and ultraviolet-sterilization chamber is made by common non-conductive material forms.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310074704.9A CN103172210B (en) | 2013-03-11 | 2013-03-11 | Direct drinking water production apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310074704.9A CN103172210B (en) | 2013-03-11 | 2013-03-11 | Direct drinking water production apparatus |
Publications (2)
Publication Number | Publication Date |
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CN103172210A CN103172210A (en) | 2013-06-26 |
CN103172210B true CN103172210B (en) | 2014-07-30 |
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CN201310074704.9A Expired - Fee Related CN103172210B (en) | 2013-03-11 | 2013-03-11 | Direct drinking water production apparatus |
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CN103880124B (en) * | 2014-03-24 | 2015-05-06 | 江苏大学 | Water deionization purification treatment device |
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CN201737755U (en) * | 2010-04-02 | 2011-02-09 | 广州天至环保科技有限公司 | On-line system for purifying and recycling electrically-plated and chemically-plated waste water |
GB201107841D0 (en) * | 2011-05-11 | 2011-06-22 | Enpar Technologies Inc | Liquid flowpaths in CDI having porous electrodes |
CN102249380B (en) * | 2011-05-20 | 2012-11-28 | 华东师范大学 | Efficient liquid flow type membrane capacitance desalter |
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Granted publication date: 20140730 Termination date: 20170311 |