CN102177099A - Electrolyte water generator - Google Patents
Electrolyte water generator Download PDFInfo
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- CN102177099A CN102177099A CN2009801405411A CN200980140541A CN102177099A CN 102177099 A CN102177099 A CN 102177099A CN 2009801405411 A CN2009801405411 A CN 2009801405411A CN 200980140541 A CN200980140541 A CN 200980140541A CN 102177099 A CN102177099 A CN 102177099A
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- water flowing
- holding member
- barrier film
- water
- pair
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 310
- 239000003792 electrolyte Substances 0.000 title abstract 2
- 230000004888 barrier function Effects 0.000 claims abstract description 96
- 238000005868 electrolysis reaction Methods 0.000 claims description 9
- 239000012267 brine Substances 0.000 claims description 8
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000012528 membrane Substances 0.000 abstract description 8
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 230000004941 influx Effects 0.000 description 11
- 239000000203 mixture Substances 0.000 description 11
- 150000002500 ions Chemical class 0.000 description 8
- 238000000746 purification Methods 0.000 description 7
- 230000005611 electricity Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000011144 upstream manufacturing Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 235000012204 lemonade/lime carbonate Nutrition 0.000 description 2
- -1 polyethylene terephthalate Polymers 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000002594 sorbent Substances 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 235000020681 well water Nutrition 0.000 description 2
- 239000002349 well water Substances 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012510 hollow fiber Substances 0.000 description 1
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Images
Classifications
-
- 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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
- C25B9/17—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof
- C25B9/19—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with diaphragms
-
- 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
- C02F1/006—Water distributors either inside a treatment tank or directing the water to several treatment tanks; Water treatment plants incorporating these distributors, with or without chemical or biological tanks
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/46—Apparatus for electrochemical processes
- C02F2201/461—Electrolysis apparatus
- C02F2201/46105—Details relating to the electrolytic devices
- C02F2201/4611—Fluid flow
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/46—Apparatus for electrochemical processes
- C02F2201/461—Electrolysis apparatus
- C02F2201/46105—Details relating to the electrolytic devices
- C02F2201/46115—Electrolytic cell with membranes or diaphragms
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/46—Apparatus for electrochemical processes
- C02F2201/461—Electrolysis apparatus
- C02F2201/46105—Details relating to the electrolytic devices
- C02F2201/4618—Supplying or removing reactants or electrolyte
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Electrochemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
An electrolyte water generator (1) is provided with holding members (24e) that hold both ends of a barrier membrane (23) in the direction of flow in a water channel and that also construct surfaces of water channels (25, 26), and multiple regulating parts (24f) that are provided at both ends at the holding members (24e) in the direction of flow of water channels (25, 26) and that regulate the distance between the barrier membrane (23) and electrode plates (21, 22). Thickness (t1), in the thickness direction of the barrier membrane (23), in a portion (24m) of the holding member (24e) that is connected to the barrier membrane (23) at the downstream end in the flow direction of water channels (25, 26) and that constructs a surface of the water channels is no greater than thickness (t2) of the barrier membrane (23).
Description
Technical field
The present invention relates to electrolytic water generating device.
Background technology
Known in the past have in electrolyzer water is carried out that electricity decomposes and the electrolytic water generating device (for example with reference to patent documentation 1) that generates brine electrolysis
As the electrolyzer of above-mentioned electrolytic water generating device, just like Figure 16 and electrolyzer 105 shown in Figure 17, this electrolyzer 105 possesses: barrier film 123; Clip this barrier film 123 and mutually the pair of electrodes plate of arranged opposite be negative plate 121 and positive plate 122; Take in the housing 124 that keeps above-mentioned negative plate 121, positive plate 122 and barrier film 123.In this electrolyzer 105, be formed with negative electrode water flowing road 125 and anode water flowing road 126 as a pair of water flowing road.Negative electrode water flowing road 125 is formed between negative plate 121 and the barrier film 123, and anode water flowing road 126 is formed between positive plate 122 and the barrier film 123.
Be formed with in an end of housing 124 as the first-class inlet 124a of the influx on negative electrode water flowing road 125 with as the second influx 124b of the influx on anode water flowing road 126, and be formed with in the other end as the first-class outlet 124c of the spout on negative electrode water flowing road 125 with as the second spout 124d of the spout on anode water flowing road 126.
This housing 124 has the fixedly holding member 124e of the essentially rectangular frame shape of barrier film 123; Be located at the limited section 124f of a plurality of cylinder overshooting shapes of this holding member 124e; Push a pair of pressing plate 124g of negative plate 21 and positive plate 22.
In this electrolyzer 105, when applying voltage between negative plate 121 and positive plate 122, the water that flows into negative electrode water flowing road 125 and anode water flowing road 126 from first-class inlet 124a and the second influx 124b is decomposed by electricity.The negative plate 121 in negative electrode water flowing road 125 and the interface of water generate basic ion water (negative electrode water), and the positive plate 122 in anode water flowing road 126 and the interface of water generate sour water (anode water).
Patent documentation 1: Japanese kokai publication hei 10-298791 communique
But, in above-mentioned electrolytic water generating device, be dissolved in for example CaCO of water
3And Mg (OH) 2 etc. becomes to analyze and is bonded on the negative electrode water flowing road 125 of electrolyzer 105 and the anode water flowing road 126 etc., makes these water flowing roads 125,126 inaccessible gradually, thereby causes short problem of electrolytic water generating device life-span.
Summary of the invention
Therefore, the objective of the invention is to realize the long lifetime of electrolytic water generating device.
A mode of the present invention relates to a kind of electrolytic water generating device, comprising: barrier film; Place middle this barrier film and pair of electrodes plate mutual arranged opposite; By a pair of water flowing road between described battery lead plate and the described barrier film, wherein, by between described pair of electrodes plate, applying voltage, generate brine electrolysis from mobile water described water flowing road, described electrolytic water generating device possesses holding member and a plurality of limited section, described holding member keeps the described membranous both ends on the water flowing direction on described water flowing road, and constitute the road surface on described water flowing road, the both ends of the described holding member on the water flowing direction on described water flowing road are located in described limited section, and limit distance between described barrier film and the battery lead plate, on the water flowing direction on described water flowing road, the thickness on the described membranous thickness direction of part that is connected with described barrier film and constitutes the road surface on described water flowing road of the end of downstream side of described holding member is below the described membranous thickness.
Another way of the present invention relates to a kind of electrolytic water generating device, comprising: barrier film; Place middle this barrier film and pair of electrodes plate mutual arranged opposite; By a pair of water flowing road between described battery lead plate and the described barrier film, wherein, by between a pair of described battery lead plate, applying voltage, generate brine electrolysis from mobile water described water flowing road, described electrolytic water generating device possesses holding member and a plurality of limited section, described holding member keeps the described membranous both ends on the water flowing direction on described water flowing road, and constitute the road surface on described water flowing road, the both ends of the described holding member on the water flowing direction on described water flowing road are located in described limited section, and limit distance between described barrier film and the battery lead plate, the end of downstream side of the described holding member on the water flowing direction on described water flowing road, be provided with two described limited sections that are spaced from each other arranged spaced, between two described limited sections of the end of downstream side of described holding member, be formed with the recess of the described barrier film part of configuration, the described barrier film that is positioned at described recess constitutes the road surface on described water flowing road.
Description of drawings
Fig. 1 is the structure iron that schematically illustrates the electrolytic water generating device of first embodiment of the invention.
Fig. 2 is the exploded perspective view that the electrolyzer of first embodiment of the invention is shown.
Fig. 3 is the figure that the electrolyzer of first embodiment of the invention is shown, and wherein, (a) is front view, (b) is the A-A line sectional view of (a).
Fig. 4 (a) is the B-B line sectional view of Fig. 3 (a), (b) is the C-C line sectional view of Fig. 3 (a).
Fig. 5 is the figure that the holding member of first embodiment of the invention is shown, and wherein, (a) is front view, (b) is the D-D line sectional view of (a).
Fig. 6 is the coordinate figure that the relation of the solute in pH and the water is shown.
Fig. 7 is the coordinate figure of relation that the solubleness of the lime carbonate in pH and the water is shown.
Fig. 8 is the exploded perspective view that the electrolyzer of second embodiment of the invention is shown.
Fig. 9 is the figure that the electrolyzer of second embodiment of the invention is shown, and wherein, (a) is front view, (b) is the E-E line sectional view of (a).
Figure 10 (a) is the F-F line sectional view of Fig. 9 (a), (b) is the G-G line sectional view of Fig. 9 (a).
Figure 11 is the figure that the holding member of second embodiment of the invention is shown, and wherein, (a) is front view, (b) is the H-H line sectional view of (a).
Figure 12 is the exploded perspective view that the electrolyzer of third embodiment of the invention is shown.
Figure 13 is the figure that the electrolyzer of third embodiment of the invention is shown, and wherein, (a) is front view, (b) is the I-I line sectional view of (a).
Figure 14 (a) is the J-J line sectional view of Figure 13 (a), is the K-K line sectional view of Figure 13 (a) (b), (c) is the enlarged view of the L portion of (b).
Figure 15 is the figure that the holding member of third embodiment of the invention is shown, and wherein, (a) is front view, (b) is the M-M line sectional view of (a).
Figure 16 is the exploded perspective view that electrolyzer in the past is shown.
Figure 17 is the sectional view of electrolyzer in the past, wherein, (a) is the sectional view of part that is equivalent to the N-N line of Figure 16, (b) is the sectional view of part that is equivalent to the P-P line of Figure 16.
Embodiment
Below, the embodiment that present invention will be described in detail with reference to the accompanying.Need to prove, in following a plurality of embodiments, comprise identical textural element.Therefore, these identical textural elements are marked with same symbol and omit repeat specification.
(first embodiment) Fig. 1～Fig. 5 illustrates first embodiment of the invention, and Fig. 1 is the structure iron that schematically illustrates electrolytic water generating device, and Fig. 2 is the exploded perspective view that electrolyzer is shown, Fig. 3 is the figure that electrolyzer is shown, wherein, (a) being front view, (b) is the A-A line sectional view of (a), Fig. 4 (a) is the B-B line sectional view of Fig. 3 (a), Fig. 4 (b) is the C-C line sectional view of Fig. 3 (a), and Fig. 5 is the figure that holding member is shown, wherein, (a) being front view, (b) is the D-D line sectional view of (a).
As shown in Figure 1, electrolytic water generating device 1 possesses: the water purification portion 4 that the water of supplying with from raw water tubes such as running water pipe 2 is purified; Water after purifying is carried out electricity to be decomposed and generates as the basic ion water (negative electrode water) of brine electrolysis and the electrolyzer 5 of sour water (anode water); The water jet standpipe 9 of ejection basic ion water outside device; Outside device, discharge the water port 17 of sour water; The flow sensor 6 that supply from the water of raw water tubes 2 is detected; The control part (not shown) that the each several part of electrolytic water generating device 1 is controlled.Here, water for example is tap water, well water, river etc.
Raw water tubes 2 is connected with electrolytic water generating device 1 via stream switch 3.So stream switch 3 can import electrolytic water generating device 1 to the water with raw water tubes 2, still direct outflow of water of raw water tubes 2 be switched.
Water purification portion 4 has filtering material 4b such as the sorbent material 4a of for example granular or powdered gac etc. and for example hollow fiber membrane.Supply with water via stream switch 3 and pipe 10a to water purification portion 4 from raw water tubes 2.In water purification portion 4, the impurity absorption that contains in the water that will be supplied with purifies water by the impurity that comprises in the filtering material 4b filtered water after sorbent material 4a.Water after the purification is derived from pipe 10b.
As Fig. 2～shown in Figure 4, electrolyzer 5 has: barrier film 23; In the middle of this barrier film 23 placed and mutually the pair of electrodes plate of arranged opposite, be negative plate 21 and positive plate 22; Keep and take in the housing 24 of above-mentioned negative plate 21, positive plate 22 and barrier film 23.In electrolyzer 5, be formed with negative electrode water flowing road 25 and anode water flowing road 26 as a pair of water flowing road.Negative electrode water flowing road 25 is formed between negative plate 21 and the barrier film 23, and anode water flowing road 26 is formed between positive plate 22 and the barrier film 23.Negative plate 21 constitutes the road surface on negative electrode water flowing road 25, and positive plate 22 constitutes the road surface on anode water flowing road 26.Barrier film 23 constitutes the road surface on negative electrode water flowing road 25 and the road surface on anode water flowing road 26.
Particularly, housing 24 has: the fixing holding member 24e of the essentially rectangular frame shape of barrier film 23; Be located at a plurality of limited section 24f of the cylinder overshooting shape of this holding member 24e; Push a pair of pressing plate 24g of negative plate 21 and positive plate 22.The material of this housing 24 for example is ABS.
Linking part 24i forms thinly than side wall portion 24h.Linking part 24i has: the heavy section 24j that constitutes the peripheral part of holding member 24e; Constitute the thinner wall section 24k of the interior perimembranous of holding member 24e.The thickness of thinner wall section 24k (thickness on the thickness direction of barrier film 23) is than the thin thickness of heavy section 24j.Two faces of thinner wall section 24k are opposed with negative plate 21 and positive plate 22 respectively.For example wait on mutual opposed (inner side end of each thinner wall section 24k) of the thinner wall section 24k that is fixed on above-mentioned a pair of linking part 24i respectively by bonding at the water flowing direction both ends of barrier film 23.Thus, the both ends of the barrier film 23 on the water flowing direction on holding member 24e maintenance negative electrode water flowing road 25 and anode water flowing road 26.
A pair of pressing plate 24g is fixed in the opening of side wall portion 24h and airtight holding member 24e.At a pressing plate 24g be located between four limited section 24f of a face of holding member 24e and dispose negative plate 21, this pressing plate 24g and four limited section 24f clamping negative plates 21.In addition, at another pressing plate 24g be located between four limited section 24f on another face of holding member 24e and dispose positive plate 22, this another pressing plate 24g and four limited section 24f holding anode plates 22.Need to prove, in Fig. 3 and Fig. 4, omitted pressing plate 24g.
Forms the first-class inlet 24a on negative electrode water flowing road 25 by two limited section 24f of an end of an end of a linking part 24i, negative plate 21, supporting negative plate 21, form the first-class outlet 24c on negative electrode water flowing road 25 by the other end of another linking part 24i, negative plate 21, two limited section 24f supporting the other end of negative plate 21.In addition, forms the second influx 24b on anode water flowing road 26 by two limited section 24f of an end of an end of a linking part 24i, positive plate 22, supporting positive plate 22, form the second spout 24d on anode water flowing road 26 by the other end of another linking part 24i, positive plate 22, two limited section 24f supporting the other end of positive plate 22.
In the present embodiment, on the water flowing direction on negative electrode water flowing road 25 and anode water flowing road 26, the part that is connected with barrier film 23 of the upstream-side-end of holding member 24e and end of downstream side, the thickness t on the thickness direction of barrier film 23 1 that promptly is positioned at limited section 24f periphery and constitutes part (also be referred to as the water flowing road later on and the guarantee portion) 24m on the road surface on negative electrode water flowing road 25 and anode water flowing road 26 are the thickness t of barrier film 23 below 2.Specifically, the thickness of the linking part 24i of holding member 24e is the thickness t of barrier film 23 below 2, and the part between the 24f of limited section of this linking part 24i is guaranteed the 24m of portion for the water flowing road.In other words, on the opposed direction of negative plate 21 and positive plate 22, the thickness t on the thickness direction of barrier film 23 1 with negative plate 21 and positive plate 22 eclipsed parts (projection section of negative plate 21 and positive plate 22) among the holding member 24e is that the thickness t of barrier film 23 is below 2.
In addition, as shown in Figure 1, this electrolyzer 5 has inlet 11, first outlet 12, second outlet the 13 and the 3rd outlet 14.Inlet 11 is communicated with the first-class inlet 24a and the second influx 24b, and first outlet 12 is communicated with first-class outlet 24c, and second exports 13 is communicated with the second spout 24d, and the 3rd exports 14 is communicated with negative electrode water flowing road 25.In addition, inlet 11 is connected with water purification portion 4 via pipe 10b.First outlet 12 is communicated with water jet standpipe 9 via pipe 10c.Second outlet 13 is communicated with water port 17.The 3rd outlet 14 is communicated with water discharge valve 15.In addition, inlet 11 also is communicated with water discharge valve 16.
In this electrolyzer 5, when applying voltage between negative plate 21 and positive plate 22,11 water via first-class inlet 24a and second influx 24b inflow negative electrode water flowing road 25 and anode water flowing road 26 are decomposed by electricity from entering the mouth.The basic ion of the generation at the interface water of negative plate 21 in negative electrode water flowing road 25 and water, the sour water of generation at the interface of positive plate 22 in anode water flowing road 26 and water.The 25 basic ion water that generate arrive water jet standpipe 9 from first-class outlet 24c via first outlet 12 on negative electrode water flowing road, and 26 sour waters that generate arrive water port 17 via second outlet 13 on anode water flowing road.
Here, in electrolyzer 5, for example the thickness of positive plate 22 and negative plate 21 is 0.5mm, and the thickness t 2 of barrier film 23 is 0.1mm, and the distance between the mutual opposed faces of negative plate 21 and positive plate 22 is 3.5mm, and barrier film 23 is positioned at the centre of negative plate 21 and positive plate 22.In above-mentioned structure, the distance between the mutual opposed faces of distance between the mutual opposed faces of negative plate 21 and barrier film 23 and positive plate 22 and barrier film 23 is respectively 1.7mm.In the present embodiment, because the part between the limited section 24f among the holding member 24e, to be the water flowing road thickness t 1 of guaranteeing the 24m of portion be the thickness t of barrier film 23 below 2, therefore, the water flowing road guarantees that the distance between the mutual opposed faces of the 24m of portion and each electrode (positive plate 22, positive plate 22) is more than the 1.7mm.
In the electrolytic water generating device 1 of said structure, when flow sensor 6 when detecting under water discharge valve 15,16 closing state from situation that raw water tubes 2 supplies water, control part applies voltage between the negative plate 21 of electrolyzer 5 and positive plate 22.Thus, in electrolyzer 5, the water that is cleaned by water purification portion 4 is carried out electricity and decompose, generate basic ion water and sour water by water.The basic ion water that is generated is from water jet standpipe 9 ejections, and sour water is discharged from water port 17.
In addition, in electrolytic water generating device 1, when flow sensor 6 detects that raw water tubes 2 is closed and when stopping the supply of water, the polarity of upset negative plate 21 and positive plate 22, the voltage that applies certain hour between negative plate 21 and positive plate 22 is to carry out contrary electrocleaning.After finishing the contrary electrocleaning of certain hour, open water discharge valve 15,16, discharge the interior water of electrolyzers 5 from water discharge valve 15,16.
Here, Fig. 6 is the coordinate figure that the relation of the solute in pH and the water is shown, and Fig. 7 is the coordinate figure of relation that the solubleness of the lime carbonate in pH and the water is shown.As shown in Figure 6, in tap water, well water, river etc., be dissolved with carbonic acid gas (H
2CO
3), carbonic acid hydrogen ion (HCO
3 -), carbonic acid ion (CO
3 2 -) wait carbonate composition.As the formula (1), this carbonate composition is by discharging or absorb H
+And its form is changed according to pH.
H
2CO
3→H
++HCO
3 -→2H
++CO
3 2-···(1)
The carbonate composition of the basic ion water (negative electrode water) that is generated by water electrolysis obtains CO as its form
3 2 -Though in water, be dissolved with Ca
2+, Mg
2+The plasma composition, but as shown in Figure 7, because the high more Ca of alkalescence of water
2+Solubleness therein is low more, therefore along with the rising of the alkalescence of water, and CaCO
3The amount of separating out from water increases.In addition, for Mg
2+, because MgCO
3Solubleness in water compares CaCO
3Low, so MgCO
3The amount of separating out fewer.But, because Mg (OH)
2Solubleness in water is low, therefore, under the condition of alkalescence, Mg (OH)
2From water, separate out.
The above-mentioned composition of separating out is bonded to the road surface on the road surface on negative electrode water flowing road 25 and anode water flowing road 26 and makes their stream inaccessible gradually in electrolyzer 5.Thereby the sectional area on above-mentioned negative electrode water flowing road 25 and anode water flowing road 26 is preferably bigger.
Relative with it, in the present embodiment, as mentioned above, on the water flowing direction on negative electrode water flowing road 25 and anode water flowing road 26, the thickness t on the thickness direction of barrier film 23 1 of part (portion is guaranteed on the water flowing road) 24m that is connected with barrier film 23 and constitutes the road surface on negative electrode water flowing road 25 and anode water flowing road 26 at the upstream and downstream side both ends of holding member 24e is the thickness t of barrier film 23 below 2.Thereby, guarantee that with the water flowing road situation that the thickness t 1 of the 24m of portion is thicker than the thickness t 2 of barrier film 23 compares, owing to can enlarge the sectional area on negative electrode water flowing road 25 and anode water flowing road 26, therefore, the negative electrode water flowing road 25 that the set because of the composition of separating out causes and the obturation on anode water flowing road 26 can be suppressed from water, and then the life-span of electrolytic water generating device 1 can be prolonged.
Need to prove, in the present embodiment, in the linking part 24i of holding member 24e, though with thickness is that the part of thickness t below 2 of barrier film 23 is formed between the 24f material of limited section, but be not limited to this, among the holding member 24e between the 24f material of limited section beyond the thickness of part also can be the thickness t of barrier film 23 below 2.
(second embodiment) Fig. 8～Figure 11 illustrates second embodiment of the present invention, Fig. 8 is the exploded perspective view that electrolyzer 5 is shown, and Fig. 9 is the figure that electrolyzer is shown, wherein, (a) be front view, (b) be the E-E line sectional view of (a), Figure 10 (a) is the F-F line sectional view of Fig. 9 (a), and Figure 10 (b) is the G-G line sectional view of Fig. 9 (a), Figure 11 is the figure that holding member is shown, wherein, (a) being front view, (b) is the H-H line sectional view of (a).
The basic structure of present embodiment is identical with first embodiment, but the shape of the holding member 24eA in the housing 24 of electrolyzer 5 is different with first embodiment.
In the present embodiment, with first embodiment in the same manner, upstream side and the end of downstream side of the holding member 24eA on the water flowing direction on negative electrode water flowing road 25 and anode water flowing road 26 are provided with two limited section 24f that are spaced from each other arranged spaced.And, in the end in the upstream side of holding member 24eA and downstream side, be to be provided with recess 24n between two limited section 24f of a pair of linking part 24iA, the part of the part of the interior perimembranous of this recess 24n by constituting holding member 24eA among the excision linking part 24iA forms, and disposes the part of the end in the water flowing direction upstream side of barrier film 23 and downstream side in this recess 24n.Particularly, in the present embodiment, be embedded with the end (parts in four bights when overlooking barrier film 23) of barrier film 23 at the both ends of each linking part 24iA, the barrier film 23 that is positioned at recess 24n exposes from linking part 24iA, and mutually opposed with negative plate 21 and positive plate 22.Burying underground like this can also realize with the end of these two parts clamping barrier films 23 by for example embedding shaped diaphragm 23 or linking part 24iA is divided into two parts at linking part 24iA.Here, limited section 24f is identical with first embodiment, both can be used as the parts shaping different with linking part 24iA and has been bonded to linking part 24iA, also can be integrally formed with linking part 24iA.In the accompanying drawings, show the example that limited section 24f is shaped as the parts different with linking part 24iA and is bonded to linking part 24iA.
As described above, in the present embodiment, between two limited section 24f in the end of downstream side of holding member 24eA, be formed with the recess 24n that is used to dispose barrier film 23 parts, the barrier film 23 that is positioned at recess 24n constitutes the road surface on negative electrode water flowing road 25 and the road surface on anode water flowing road 26, thus, compare with the situation that in holding member 24eA, does not form recess 24n, can enlarge the negative electrode water flowing road 25 between two limited section 24f in the end of downstream side of holding member 24eA and the sectional area on anode water flowing road 26, thereby can suppress the obturation on the water flowing road that the set because of the composition of separating out causes from water, and then can prolong the life-span of electrolytic water generating device 1.
(the 3rd embodiment) Figure 12～Figure 15 illustrates the 3rd embodiment of the present invention, Figure 12 is the exploded perspective view that electrolyzer is shown, Figure 13 is the figure that electrolyzer is shown, wherein, (a) being front view, (b) is the I-I line sectional view of (a), and Figure 14 (a) is the J-J line sectional view of Figure 13 (a), Figure 14 (b) is the K-K line sectional view of Figure 13 (a), and Figure 14 (c) is the enlarged view of the L part of Figure 14 (b).
The basic structure of present embodiment is identical with second embodiment, but the shape of the holding member 24eB in the housing 24 of electrolyzer 5 is different with second embodiment.
In a pair of linking part 24iB of the holding member 24eB of present embodiment, be formed with rake 24p from outside end face (water flowing direction upstream side end face or downstream side end face) to inner side end (barrier film 23 side end faces), this rake 24p is with along with towards barrier film 23 and the mode of thickness attenuation forms, and the inboard leading section (the thinnest portion) of this rake 24p is connected with barrier film 23.
As described above, in the present embodiment, because holding member 24e has rake 24p, therefore, can realize guaranteeing the strength rigid of holding member 24e simultaneously and enlarge each spout 24a, 24b and near this two aspect of sectional area on the water flowing road that influx 24c, 24d are.
Need to prove, the invention is not restricted to the respective embodiments described above,, just can adopt other various embodiments as long as without departing from the spirit and scope of the present invention.For example, can in the holding member 24e of first embodiment, use the rake 24p of the 3rd embodiment.In addition, limited section 24f is not limited to cylindric, also can be that the cross section is other shapes such as Polygons.
First mode of the present invention is a kind of electrolytic water generating device, comprising: barrier film; Place middle this barrier film and pair of electrodes plate mutual arranged opposite; By a pair of water flowing road between described battery lead plate and the described barrier film, wherein, by between described pair of electrodes plate, applying voltage, generate brine electrolysis from mobile water described water flowing road, described electrolytic water generating device possesses holding member and a plurality of limited section, described holding member keeps the described membranous both ends on the water flowing direction on described water flowing road, and constitute the road surface on described water flowing road, the both ends of the described holding member on the water flowing direction on described water flowing road are located in described limited section, and limit distance between described barrier film and the battery lead plate, on the water flowing direction on described water flowing road, the thickness on the described membranous thickness direction of part that is connected with described barrier film and constitutes the road surface on described water flowing road of the end of downstream side of described holding member is below the described membranous thickness.
Second mode of the present invention is a kind of electrolytic water generating device, comprising: barrier film; Place middle this barrier film and pair of electrodes plate mutual arranged opposite; By a pair of water flowing road between described battery lead plate and the described barrier film, wherein, by between a pair of described battery lead plate, applying voltage, generate brine electrolysis from mobile water described water flowing road, described electrolytic water generating device possesses holding member and a plurality of limited section, described holding member keeps the described membranous both ends on the water flowing direction on described water flowing road, and constitute the road surface on described water flowing road, the both ends of the described holding member on the water flowing direction on described water flowing road are located in described limited section, and limit distance between described barrier film and the battery lead plate, the end of downstream side of the described holding member on the water flowing direction on described water flowing road, be provided with two described limited sections that are spaced from each other arranged spaced, between two described limited sections of the end of downstream side of described holding member, be formed with the recess of the described barrier film part of configuration, the described barrier film that is positioned at described recess constitutes the road surface on described water flowing road.
Third Way of the present invention is a kind of electrolytic water generating device, and on the basis of the electrolytic water generating device of first or second mode, described holding member has rake, this rake with its thickness along with towards described barrier film and the mode of attenuation forms.
Cubic formula of the present invention is a kind of electrolytic water generating device, first or the basis of the electrolytic water generating device of Third Way on, described holding member has: the pair of sidewalls portion that forms elongate; At the both ends of this pair of sidewalls portion a pair of linking part that this pair of sidewalls portion is connected to each other, described linking part has: the heavy section that constitutes the peripheral part of described holding member; Constitute the interior perimembranous of described holding member and the thinner wall section that the thickness on described membranous thickness direction forms thinlyyer than described heavy section, described membranous end is individually fixed on mutual opposed of thinner wall section of described a pair of linking part, described a plurality of limited section be formed at respectively in the described thinner wall section with opposed of described pair of electrodes plate on, the thickness on the described membranous thickness direction with the opposed part of described pair of electrodes plate of described thinner wall section is below the described membranous thickness.
The 5th mode of the present invention is a kind of electrolytic water generating device, second or the basis of the electrolytic water generating device of Third Way on, described holding member has: the pair of sidewalls portion that forms elongate; At the both ends of this pair of sidewalls portion a pair of linking part that this pair of sidewalls portion is connected to each other, described two limited sections be formed in each linking part with opposed of described battery lead plate on, described recess is formed between described two limited sections in each linking part, described membranous end is embedded in described linking part, and exposes from described linking part at described recess.
According to above-mentioned first mode of the present invention, on the water flowing direction on water flowing road, the end of downstream side of holding member be connected with barrier film and constitute the water flowing road the road surface part be below the membranous thickness at the thickness on the membranous thickness direction, thus, the situation that is thicker than membrane thicknesses with the thickness of described part is compared, can enlarge the sectional area on water flowing road, therefore, the obturation on the water flowing road that the set because of the composition of separating out causes can be suppressed from water, and then the life-span of electrolytic water generating device can be prolonged.
According to above-mentioned second mode of the present invention, between two limited sections of the end of downstream side of holding member, be formed with the recess of a configuration barrier film part, and the barrier film that is positioned at recess constitutes the road surface on water flowing road, thus, compare with the situation that in holding member, does not form recess, can enlarge the sectional area on the water flowing road between two limited sections in the end of downstream side of holding member, thereby can suppress the obturation on the water flowing road that the set because of the composition of separating out causes from water, and then can prolong the life-span of electrolytic water generating device.
According to above-mentioned Third Way of the present invention, because holding member has rake, therefore, this two aspect of sectional area that can realize guaranteeing the strength rigid of holding member simultaneously and enlarge the water flowing road.
According to above-mentioned cubic formula of the present invention, be made as below the membrane thicknesses by thickness with the opposed part of battery lead plate with linking part, can further enlarge the sectional area on water flowing road, therefore, the obturation on the water flowing road that the set because of the composition of separating out causes can be suppressed from water, and then the life-span of electrolytic water generating device can be prolonged.
According to above-mentioned the 5th mode of the present invention, described membranous end is embedded in described linking part, and expose from described linking part at the described recess that is formed between described two limited sections, therefore, can enlarge the sectional area on two water flowing roads between the limited section, prolong the life-span of electrolytic water generating device, and, can enlarge and the opposed membranous area of described battery lead plate, improve the efficient of electrolytic reaction.
The application advocates right of priority 2008-298087 number based on Japan's patent application of application on November 21st, 2008, and the full content of this application is compiled in this specification sheets by reference.
Industrial applicibility
According to the present invention, owing to can enlarge the sectional area on water flowing road, therefore, can suppress the obturation on the water flowing road that the set because of the composition of separating out causes from water, and then can prolong the life-span of electrolytic water generating device.
Symbol description:
1 electrolytic water generating device
21 minus plates (battery lead plate)
22 positive plates (battery lead plate)
23 barrier films
24e, 24eA, 24eB holding member
The 24f limited section
Section's (part) is guaranteed on 24m water flowing road
The 24n recess
The 24p rake
25 negative electrode water flowing roads (water flowing road)
26 anode water flowing roads (water flowing road)
The thickness of section is guaranteed on t1 water flowing road
The thickness of t2 barrier film
Claims (6)
1. an electrolytic water generating device comprises: barrier film; Place middle this barrier film and pair of electrodes plate mutual arranged opposite; By a pair of water flowing road between described battery lead plate and the described barrier film, wherein, by between described pair of electrodes plate, applying voltage, generate brine electrolysis from mobile water described water flowing road, described electrolytic water generating device is characterised in that,
Possess holding member and a plurality of limited section,
Described holding member keeps the described membranous both ends on the water flowing direction on described water flowing road, and constitutes the road surface on described water flowing road,
The both ends of the described holding member on the water flowing direction on described water flowing road are located in described limited section, and limit the distance between described barrier film and the battery lead plate,
On the water flowing direction on described water flowing road, the thickness on the described membranous thickness direction of part that is connected with described barrier film and constitutes the road surface on described water flowing road of the end of downstream side of described holding member is below the described membranous thickness.
2. an electrolytic water generating device comprises: barrier film; Place middle this barrier film and pair of electrodes plate mutual arranged opposite; By a pair of water flowing road between described battery lead plate and the described barrier film, wherein, by between a pair of described battery lead plate, applying voltage, generate brine electrolysis from mobile water described water flowing road, described electrolytic water generating device is characterised in that,
Possess holding member and a plurality of limited section,
Described holding member keeps the described membranous both ends on the water flowing direction on described water flowing road, and constitutes the road surface on described water flowing road,
The both ends of the described holding member on the water flowing direction on described water flowing road are located in described limited section, and limit the distance between described barrier film and the battery lead plate,
The end of downstream side of the described holding member on the water flowing direction on described water flowing road is provided with two described limited sections that are spaced from each other arranged spaced,
Between two described limited sections of the end of downstream side of described holding member, be formed with the recess of the described barrier film part of configuration,
The described barrier film that is positioned at described recess constitutes the road surface on described water flowing road.
3. electrolytic water generating device according to claim 1 is characterized in that,
Described holding member has rake, this rake with its thickness along with towards described barrier film and the mode of attenuation forms.
4. electrolytic water generating device according to claim 2 is characterized in that,
Described holding member has rake, this rake with its thickness along with towards described barrier film and the mode of attenuation forms.
5. electrolytic water generating device according to claim 1 is characterized in that,
Described holding member has: the pair of sidewalls portion that forms elongate; At the both ends of this pair of sidewalls portion a pair of linking part that this pair of sidewalls portion is connected to each other,
Described linking part has: the heavy section that constitutes the peripheral part of described holding member; Constitute the interior perimembranous of described holding member and the thinner wall section that the thickness on described membranous thickness direction forms thinlyyer than described heavy section,
Described membranous end is individually fixed on mutual opposed of thinner wall section of described a pair of linking part,
Described a plurality of limited section be formed at respectively in the described thinner wall section with opposed of described pair of electrodes plate on,
The thickness on the described membranous thickness direction with the opposed part of described pair of electrodes plate of described thinner wall section is below the described membranous thickness.
6. electrolytic water generating device according to claim 2 is characterized in that,
Described holding member has: the pair of sidewalls portion that forms elongate; At the both ends of this pair of sidewalls portion a pair of linking part that this pair of sidewalls portion is connected to each other,
Described two limited sections be formed in each linking part with opposed of described battery lead plate on,
Described recess is formed between described two limited sections in each linking part,
Described barrier film is embedded in described connection section in its end, and exposes from described connection section at described recess.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008298087A JP2010119990A (en) | 2008-11-21 | 2008-11-21 | Apparatus for generating electrolytic water |
| JP2008-298087 | 2008-11-21 | ||
| PCT/JP2009/068502 WO2010058685A1 (en) | 2008-11-21 | 2009-10-28 | Electrolyte water generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102177099A true CN102177099A (en) | 2011-09-07 |
Family
ID=42198124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009801405411A Pending CN102177099A (en) | 2008-11-21 | 2009-10-28 | Electrolyte water generator |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JP2010119990A (en) |
| KR (1) | KR20110082581A (en) |
| CN (1) | CN102177099A (en) |
| TW (1) | TWI393676B (en) |
| WO (1) | WO2010058685A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104395243A (en) * | 2012-06-07 | 2015-03-04 | 日本多宁股份有限公司 | Electrolyzed water generator |
| CN106574381A (en) * | 2015-02-02 | 2017-04-19 | 株式会社东芝 | Electrode unit and electrolysis device using same |
| CN115052841A (en) * | 2020-02-14 | 2022-09-13 | 松下知识产权经营株式会社 | Electrolytic liquid generating apparatus |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6642082B2 (en) * | 2016-02-12 | 2020-02-05 | 三浦工業株式会社 | Membrane separation device |
| KR101965860B1 (en) * | 2017-08-09 | 2019-04-05 | (주) 테크로스 | Apparatus for producing of electrolyzed water |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007129727A1 (en) * | 2006-05-09 | 2007-11-15 | Cocoroca Corporation | Electrolyzed water generator and electrode set with membrane used in the electrolyzed water generator |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1579037A4 (en) * | 2002-03-06 | 2008-02-13 | Univ Georgia Res Found | Method and apparatus for electrolyzing water |
| JP5059660B2 (en) * | 2008-03-03 | 2012-10-24 | パナソニック株式会社 | Electrolyzed water generator |
-
2008
- 2008-11-21 JP JP2008298087A patent/JP2010119990A/en active Pending
-
2009
- 2009-10-28 KR KR1020117011525A patent/KR20110082581A/en active IP Right Grant
- 2009-10-28 WO PCT/JP2009/068502 patent/WO2010058685A1/en active Application Filing
- 2009-10-28 CN CN2009801405411A patent/CN102177099A/en active Pending
- 2009-11-18 TW TW098139125A patent/TWI393676B/en not_active IP Right Cessation
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007129727A1 (en) * | 2006-05-09 | 2007-11-15 | Cocoroca Corporation | Electrolyzed water generator and electrode set with membrane used in the electrolyzed water generator |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104395243A (en) * | 2012-06-07 | 2015-03-04 | 日本多宁股份有限公司 | Electrolyzed water generator |
| CN104395243B (en) * | 2012-06-07 | 2016-08-03 | 日本多宁股份有限公司 | Electrolytic water generating device |
| CN106574381A (en) * | 2015-02-02 | 2017-04-19 | 株式会社东芝 | Electrode unit and electrolysis device using same |
| CN106574381B (en) * | 2015-02-02 | 2018-12-25 | 株式会社东芝 | Electrode unit and the electrolysis unit for having used the electrode unit |
| CN115052841A (en) * | 2020-02-14 | 2022-09-13 | 松下知识产权经营株式会社 | Electrolytic liquid generating apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI393676B (en) | 2013-04-21 |
| WO2010058685A1 (en) | 2010-05-27 |
| TW201034978A (en) | 2010-10-01 |
| KR20110082581A (en) | 2011-07-19 |
| JP2010119990A (en) | 2010-06-03 |
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