WO2012147175A1 - 電解水生成装置 - Google Patents
電解水生成装置 Download PDFInfo
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- WO2012147175A1 WO2012147175A1 PCT/JP2011/060237 JP2011060237W WO2012147175A1 WO 2012147175 A1 WO2012147175 A1 WO 2012147175A1 JP 2011060237 W JP2011060237 W JP 2011060237W WO 2012147175 A1 WO2012147175 A1 WO 2012147175A1
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- electrolytic
- pipe
- chamber
- electrolyzed water
- generating apparatus
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- 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
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- 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
- C02F1/4618—Devices therefor; Their operating or servicing for producing "ionised" acidic or basic water
-
- 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
- C02F1/46109—Electrodes
-
- 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
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/02—Hydrogen or oxygen
- C25B1/04—Hydrogen or oxygen by electrolysis of water
-
- 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
- C25B9/70—Assemblies comprising two or more cells
-
- 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
- C02F2201/002—Construction details of the apparatus
- C02F2201/005—Valves
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- 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
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- 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
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- 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
- C02F2201/4612—Controlling or monitoring
- C02F2201/46125—Electrical variables
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- 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
- C02F2201/4612—Controlling or monitoring
- C02F2201/46125—Electrical variables
- C02F2201/4613—Inversing polarity
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
Definitions
- the present invention relates to an electrolyzed water producing apparatus that produces electrolytically reduced water and electrolyzed acidic water as electrolyzed water by electrolyzing raw water such as tap water.
- electrolyzed water generating device As an electrolyzed water generating device (generally also referred to as "water conditioner”) that produces electrolyzed water by treating raw water such as tap water, the electrolyzed water is introduced by introducing the raw water into an electrolytic cell and electrolyzing it.
- What produces the electrolytically reduced water (generally also referred to as “alkaline ion water”) and the electrolytic acid water (also commonly referred to as “acidic ion water”) are widely used.
- electrolyzed reduced water is known to have antioxidative properties and to contribute to improvement of gastrointestinal symptoms by drinking, and electrolyzed acidic water is sterilized It is known to have an effect.
- the electrolyzed water generating apparatus includes an apparatus main body in which the above-described electrolytic cell and various piping systems and the like are installed, and an intake pipe and a pair of drainage pipes drawn from the apparatus main body.
- the raw water is introduced into the electrolytic cell through the water intake pipe and the piping system connected thereto, and the electrolytic treatment of the raw water is performed in the electrolytic cell, and thereafter, a pair of drainage pipes and this
- the electrolytically reduced water and the electrolytic acid water are respectively drawn from the electrolytic cell and discharged through the piping system connected to the above.
- Patent Document 1 Japanese Patent Application Laid-Open Nos. 6-47381
- Patent Document 2 Japanese Patent Application Laid-Open Nos. 6-47381
- Patent Document 3 Japanese Patent Application Laid-Open Nos. 6-47381
- Patent Document 3 Japanese Patent Application Laid-Open Nos. 6-47381
- Patent Document 3 Japanese Patent Application Laid-Open Nos. 6-47381
- Patent Document 2 2002-86148
- 2010-221127 Patent Document 3
- the former scale removal method is generally referred to as reverse current cleaning, and is a method in which the scale is removed by reversing the polarity of a pair of electrolytic electrodes.
- the method is also employed in the electrolyzed water generating apparatus disclosed in the above-mentioned Japanese Patent Application Laid-Open Nos. 6-47381, 2002-86148, and 2010-221127.
- the pipe located downstream of the anode chamber of the electrolytic cell and the upstream side of the electrolytic cell By connecting the piping located with a bypass pipe and feeding back the electrolytic acid water using the bypass pipe at the time of reverse voltage cleaning, it is possible to clean not only the electrolytic cell but also most of the piping system and the drainage pipe. It is a figure.
- connection state between the pair of electrolytic chambers of the electrolytic cell and the pair of drain pipes positioned downstream thereof can be switched.
- a flow path switching valve is provided on the downstream side of the electrolytic cell, and by switching the connection state using the flow path switching valve at the time of backwashing, cleaning of not only the electrolytic cell but also most of the piping system and the drainage pipe Also.
- a cleaning solution such as citric acid water whose concentration can be adjusted is introduced from the outside, and the cleaning solution is allowed to flow through all of the electrolytic cell and piping system and a pair of drainage pipes. It can be done.
- a cleaning cartridge containing a cleaning component is attached to the pipe located on the upstream side of the electrolytic cell, and the outlet of the drainage pipe located on the downstream side of the anode chamber is closed.
- the solution is introduced from the outside through the intake pipe, the electrolytic cell and piping system and a pair of drainage pipes are filled with the cleaning liquid and left for a certain period of time, and then the drainage pipe outlet located downstream of the anode chamber It is carried out by opening and passing the raw water for a further predetermined time, and then removing the washing cartridge and passing the raw water further to drain the remaining cleaning liquid in the electrolytic cell, the piping system and the pair of drainage pipes.
- electrolyzed reduced water is always discharged from one drainage pipe and electrolyzed acidic water is always discharged from the other drainage pipe in order to prevent accidental ingestion or misuse of the electrolyzed water.
- it is configured to Therefore, in the electrolyzed water generating apparatus disclosed in the above-mentioned Japanese Patent Application Laid-Open Nos. 6-47381 and 2002-86148, which is configured to satisfy the above conditions even during reverse voltage cleaning, accidental drinking of electrolyzed water is caused. And although it is excellent at the point which can prevent misuse, on the other hand, the removal of the scale in the drainage pipe by which electrolytic reduction water is always discharged will not be performed at all.
- the present invention has been made to solve the above-mentioned problems, and the scale can be removed effectively and easily at all the sites to which the scale is attached, and it is also excellent in the economical aspect. It aims at providing the electrolyzed water generating apparatus used as a thing.
- the electrolyzed water generating apparatus has a pair of electrolytic electrodes, and an electrolytic cell that produces electrolyzed reduced water and electrolyzed acidic water by electrolyzing the supplied raw water, and a supply to which the raw water is supplied from the outside Having an inlet for introducing raw water supplied via the supply port into the electrolytic cell, and a first discharge port and a second discharge port, and electrolytically reduced water discharged from the electrolytic cell And a lead-out pipe portion for leading the electrolytic acid water to the outside through the first discharge port and the second discharge port, respectively.
- the electrolytic cell includes a first electrolytic chamber in which one of the pair of electrolytic electrodes is disposed, a second electrolytic chamber in which the other of the pair of electrolytic electrodes is disposed, the first electrolytic chamber, and the first electrolytic chamber. And an electrolytic diaphragm that defines the second electrolytic chamber.
- the introduction pipe portion includes branch pipelines for dividing raw water and introducing the raw water into each of the first electrolytic chamber and the second electrolytic chamber.
- the lead-out pipe portion includes a first discharge pipeline connecting one of the first electrolytic chamber and the second electrolytic chamber to the first discharge port, and the first electrolytic chamber and the second electrolytic chamber. It includes a second discharge pipeline connecting the other of the two to the second discharge port.
- the second discharge pipeline is provided with a pump for forcibly delivering the liquid from the suction port side to the discharge port side by being driven.
- the suction port of the pump is connected to the second discharge port side, and the discharge port of the pump is connected to the electrolytic bath side.
- the drive is stopped and the forward direction is Preferably, it is possible to let the liquid flow in the reverse direction.
- the said pump is comprised with the centrifugal pump.
- the pump chamber of the centrifugal pump is configured to be substantially filled with residual water when the electrolyzed water generating apparatus is turned off. Is preferred.
- the electrolyzed water generating apparatus further comprises: the second discharge pipeline of the portion positioned between the portion where the pump is installed and the portion connected to the electrolytic cell; and the introduction pipe portion It is preferable to provide the bypass pipe part which connects these.
- the electrolytic water generation apparatus in the state where the raw water is further supplied through the supply port, is directed from the introduction pipe section side to the second discharge pipe line side through the bypass pipe section.
- a check valve is provided to limit fluid flow.
- the electrolyzed water generating apparatus further includes: polarity switching means for switching the polarity of the pair of electrolytic electrodes; and a pair of branch pipes included in the branch pipe.
- Inlet tube side connection state switching means for switching the connection state between the first electrolytic chamber and the second electrolytic chamber, the first discharge conduit and the second discharge conduit, the first electrolytic chamber, and the above
- the lead-out pipe portion side connection state switching means for switching the connection state with the second electrolytic chamber, the polarity switching means, the introduction pipe portion side connection state switch means, and the lead-out pipe portion side connection state switch means synchronously It is preferable to include a switching control unit that performs switching control.
- the introduction pipe portion side flow rate adjusting means is provided to one of the pair of branch pipes, and the flow is led out to the second discharge pipe. It is preferable that a pipe-portion-side flow rate adjusting means be provided, in which case the switching control unit is configured to control the one branch pipe and the second discharge pipe to form the first electrolytic chamber and the second electrolysis. It is preferable to control the lead-out pipe portion side connection state switching means and the introduction pipe portion side connection state switching means so that a state of being always connected via one of the chambers is maintained.
- the electrolyzed water generating apparatus is further provided between a part where the pump is installed and a part where the outlet pipe portion side flow rate adjusting means is installed. It is preferable to provide the bypass pipe part which connects the said 2nd discharge pipe line of the located part, and the said introductory pipe part.
- the electrolyzed water generating apparatus further includes the introduction through the bypass pipe portion in a state where the raw water is supplied through the supply port. It is preferable to further include a check valve that restricts the flow of liquid from the pipe portion side to the second discharge pipe side.
- the electrolyzed water generating device further includes polarity switching means for switching the polarity of the pair of electrolytic electrodes, the first discharge pipeline and the second discharge.
- a lead-out pipe portion side connection state switching means for switching the connection state between the pipe line and the first electrolytic chamber and the second electrolytic chamber, the polarity switching means and the lead-out pipe portion side connection state switching means synchronously
- a switching control unit that performs switching control may be provided.
- the addition cartridge for adding an electrolysis promoting agent to raw water may be provided in the said introduction pipe part so that attachment or detachment is possible.
- FIG. 1 It is a perspective view which shows the external appearance of the electrolyzed water generating apparatus in Embodiment 1 of this invention. It is a perspective view which shows the internal structure of the electrolyzed water generating apparatus shown in FIG. It is a perspective view which shows the internal structure of the electrolyzed water generating apparatus shown in FIG. It is a schematic diagram which shows the piping structure of the electrolyzed water generating apparatus shown in FIG. It is a schematic diagram which shows the 1st driving
- FIG. 1 It is a schematic diagram which shows the state immediately after water stop of the electrolyzed water generating apparatus shown in FIG. It is a schematic diagram which shows the state at the time of the washing
- FIG. 1 is a perspective view showing an appearance of an electrolyzed water generating apparatus according to Embodiment 1 of the present invention
- FIGS. 2 and 3 are perspective views showing an internal structure of the electrolyzed water generating apparatus shown in FIG.
- FIG. 4 is a schematic diagram which shows the piping structure of the electrolyzed water generating apparatus shown in FIG.
- the external appearance, internal structure, and piping configuration of the electrolyzed water generating apparatus 1A in the present embodiment will be described with reference to FIGS. 1 to 4.
- the electrolyzed water generating apparatus 1A in the present embodiment includes a housing 10, an intake pipe 11, a first drain pipe 12, a second drain pipe 13, and a power cord 16.
- the housing 10 is a member that constitutes the outer shell of the apparatus main body, and has a base 17 (see FIGS. 2 and 3) described later.
- the power supply cord 16 is for receiving supply of power from an external power supply such as a commercial power supply, and is drawn out of the lower part of the housing 10 to the outside of the housing 10.
- the intake pipe 11 is a pipe for receiving the supply of raw water such as tap water from the outside by being connected to a tap of a water supply, and has a supply port 11a to which the raw water is supplied at its tip.
- the intake pipe 11 is drawn from the lower part of the housing 10 to the outside of the housing 10.
- the first drain pipe 12 is a pipe for discharging the generated electrolytically reduced water (alkali ion water) to the outside, and has a first discharge port 12a at the tip thereof.
- the first drain pipe 12 is pulled out of the top of the housing 10 to the outside of the housing 10.
- the second drain pipe 13 is a pipe for discharging the generated electrolytic acid water (electrolytic acid water) to the outside, and has a second discharge port 13a at its tip.
- the second drain pipe 13 is drawn from the lower part of the housing 10 to the outside of the housing 10.
- the electrolyzed water generating apparatus 1A in this Embodiment is comprised for the purpose of using for electrolytic use the electrolyzed reduction water produced
- the first drainage pipe 12 from which water is discharged is formed by a nozzle whose direction and position can be freely changed, and the second drainage pipe 13 from which electrolytic acid water is discharged is formed by a drainage hose ing.
- an operation unit 14 for operating the electrolyzed water generating device 1A is provided on the top surface of the housing 10.
- the operation unit 14 is configured of, for example, a push button or the like, and includes a power button, an operation state switching button, various setting buttons and the like.
- a display unit 15 for displaying an operation state and the like is provided on the front surface of the housing 10.
- the display unit 15 is configured of, for example, an LCD (Liquid Crystal Display) or the like.
- components such as various piping systems, an electrolytic cell, and a purification processing unit described later are accommodated in the housing 10. These components are assembled on a base 17 which is a portion to be mounted on the installation surface of the housing 10 around the sink.
- the piping lines L1 to L6 and the like are mainly included.
- the valve unit 25 includes a pair of flow path switching valves 26A, 26B and a pair of flow control valves 27A, 27B.
- the components include a control unit 40 (see FIG. 4) that controls the operation of various components.
- the piping lines L1 to L6 are piping systems that define the flow paths provided inside the housing 10, and the above-described intake pipe 11, the first drainage pipe 12, and the second drainage pipe 13 Connected. More specifically, the piping line L1 connects the water intake pipe 11 and the purification processing unit 21, and the piping line L2 connects the purification processing unit 21 and the electrolytic bath 28.
- the piping line L3 connects the electrolytic tank 28 and the first drainage pipe 12, and the piping line L4 connects the electrolytic tank 28 and the second drainage pipe 13.
- the piping line L5 connects the piping line L2 and the piping line L4, and the piping line L6 connects the intake pipe 11 and the second drainage pipe 13.
- the safety valve 20 is for directly discharging a part of the supplied raw water to the outside mainly when the supply amount of the raw water from the outside is excessive, and the above-mentioned intake pipe 11, the piping line L1 and the piping line Connected to L6. By providing the safety valve 20, it is possible to prevent an excessive load from being applied to various components to be described later, and to prevent the backflow of the raw water.
- the purification processing unit 21 is for purifying the supplied raw water, and is connected to the piping line L1 and the piping line L2 described above.
- the purification processing unit 21 includes a replaceable purification cartridge 21a made of, for example, an activated carbon filter, a hollow fiber filter, or a composite filter thereof. By providing the purification processing unit 21, it is possible to generate electrolytically reduced water suitable for drinking.
- purification treatment unit 21 for example, free residual chlorine (calcite), turbidity, total trihalomethane, chloroform, bromodichloromethane, dibromochloromethane, bromoform, tetrachloroethylene, trichloroethylene, 1,1,1-trichloroethane, CAT (agrochemicals), 2- (2) What removes this from raw water by adsorb
- which impurity is to be removed is appropriately selected depending on the impurity species assumed to be contained in the introduced raw water and the concentration thereof.
- the check valve 22 is for forming a circulation circuit of the cleaning solution by opening the check valve 22 in the cleaning operation described later, and is provided in the piping line L2 and connected to the piping line L5.
- the check valve 22 also functions as a relief valve for discharging raw water or reduced water filled in the piping system by opening the check valve 22 at the time of water shut-off described later.
- the check valve 22 closes the piping line L2 and the piping line L5 when the check valve 22 is closed at the time of the normal operation for generating the electrolytic water.
- the flow rate sensor 23 is for detecting the flow rate of the supplied raw water, and is provided in the piping line L2.
- the flow rate sensor 23 is for detecting the presence or absence of the supply of the raw water, and outputs the detection result to the control unit 40.
- the control unit 40 determines the start / stop of the electrolysis based on the input detection result, controls the operation of a pair of flow control valves 27A and 27B described later, and a pair of electrolytic electrodes 28a described later , 28b, or the like.
- a branch conduit 24 is provided downstream of the position where the flow rate sensor 23 of the piping line L2 is provided.
- the branch pipeline 24 has a pair of branch pipes 24a and 24b, and is for diverting the raw water. By providing the branch pipeline 24, the raw water can be diverted and introduced into a pair of electrolysis chambers of the electrolytic cell 28 described later.
- the pair of branch pipes 24a and 24b are connected in association with the pair of water inlet ports of the flow channel switching valve 26A, and the pair of water outlet ports of the channel switching valve 26B is a pair of electrolysis chambers of the electrolytic cell 28. It is connected in association with. Further, a flow control valve 27A is provided in one branch pipe 24b.
- the flow path switching valve 26A includes a pair of branch pipes 24a and 24b and a pair of electrolytic chambers of the electrolytic cell 28 (hereinafter, one electrolytic chamber is referred to as a first electrolytic chamber and the other electrolytic chamber is referred to as a second electrolytic chamber). It is for switching the connection state, and its operation is controlled by the control unit 40. Specifically, the operation of the flow path switching valve 26A is controlled by the control unit 40 so that the branch pipe 24a and the first electrolytic chamber are connected and the branch pipe 24b and the second electrolytic chamber are connected. The connection state is switched between the first connection state and the second connection state in which the branch pipe 24a and the second electrolysis chamber are connected and the branch pipe 24b and the second electrolysis chamber are connected.
- the flow control valve 27A is a throttling valve for reducing the flow rate of raw water flowing through the branch pipe 24b to less than the flow rate of raw water flowing through the branch pipe 24a, and the operation thereof is controlled by the control unit 40.
- the flow control valve 27A is for adjusting the ratio of the electrolytically reduced water to the electrolytic acid water to be produced, and for making the amount of electrolytically reduced water larger than the amount of the electrolytic acid water produced, the ratio control valve Also called.
- the electrolytic cell 28 has a pair of electrolytic electrodes 28a and 28b and an electrolytic diaphragm 28c for separating the pair of electrolytic electrodes 28a and 28b, and a voltage is applied between the pair of electrolytic electrodes 28a and 28b.
- the raw water is electrolyzed by
- the pair of electrolytic electrodes 28a and 28b are respectively disposed in the pair of electrolytic chambers partitioned by the electrolytic diaphragm 28c, and the electrolytic chamber in which the electrolytic electrode 28a is disposed corresponds to the first electrolytic chamber described above
- the electrolysis chamber in which the electrolysis electrode 28b is arranged corresponds to the above-mentioned second electrolysis chamber.
- the polarity of the electrolytic electrodes 28a and 28b is configured to be switchable, and the polarity of the electrolytic electrodes 28a and 28b is reversed at the same time, thereby reversing the polarity of the electrolytic electrodes 28a and 28b. .
- the switching of the polarity of the electrolytic electrodes 28a and 28b is performed by, for example, a relay (not shown), and the switching is controlled by the control unit 40.
- the electrolytic electrode 28a when the electrolytic electrode 28a is an anode and the electrolytic electrode 28b is a cathode, the first electrolytic chamber is an anode chamber, the second electrolytic chamber is a cathode chamber, and the electrolytic electrode 28a is a cathode chamber.
- the said 1st electrolysis chamber When it is a cathode and the electrolytic electrode 28b becomes an anode, the said 1st electrolysis chamber will be a cathode chamber, and the said 2nd electrolysis chamber will become an anode chamber.
- the electrolytic electrode for example, an electrode whose surface is plated with platinum is suitably used, and as the electrolytic diaphragm 28c, cations such as potassium ion, magnesium ion, sodium ion, calcium ion, etc. from the anode chamber side to the cathode chamber side
- cations such as potassium ion, magnesium ion, sodium ion, calcium ion, etc. from the anode chamber side to the cathode chamber side
- a so-called ion exchange membrane is used which can be permeated to the cathode and can permeate anions such as chloride ion and sulfate ion from the cathode chamber side to the anode chamber side.
- a flow path switching valve 26B is provided at the downstream side of the electrolytic cell 28 .
- the pair of water inlet ports of the flow channel switching valve 26B are connected in association with the pair of electrolysis chambers of the electrolytic cell 28, and the pair of water outlet ports of the flow channel switching valve 26B correspond to the piping lines L3 and L4. It is connected and attached.
- the flow path switching valve 26 B is for switching the connection state between the pair of electrolysis chambers of the electrolytic cell 28 and the piping lines L 3 and L 4, and the operation thereof is controlled by the control unit 40. Specifically, the operation of flow passage switching valve 26B is controlled by control unit 40 so that the first electrolytic chamber and piping line L3 are connected and the second electrolytic chamber and piping line L4 are connected. The connection state is switched between the first connection state and the second connection state in which the first electrolytic chamber and the piping line L4 are connected and the second electrolytic chamber and the piping line L3 are connected.
- a flow control valve 27B is provided in the piping line L4.
- the flow control valve 27 B is a throttle valve for reducing the flow rate of the electrolytic acid water flowing through the piping line L 4, and the operation thereof is controlled by the control unit 40.
- the flow control valve 27B adjusts the ratio of the electrolytic reduced water and the electrolytic acid water to be generated in cooperation with the flow control valve 27A described above, and the generation amount of the electrolytic reduction water is higher than the generation amount of the electrolytic acid water It is intended to increase the number and is also called a ratio control valve.
- the other end of the piping line L5 whose one end is connected to the check valve 22 is connected to the downstream side of the position where the flow rate control valve 27B of the piping line L4 is provided, and the piping line L4
- the centrifugal pump 30 is provided on the downstream side of the position where the other end of the piping line L5 is connected, and the safety valve is provided on the downstream side of the position where the centrifugal pump 30 of the piping line L4 is provided.
- the other end of the piping line L6 whose one end is connected to 20 is connected.
- the centrifugal pump 30 is intended to forcibly deliver the cleaning solution by being sucked and discharged from the cleaning solution by being driven in the cleaning operation described later, and the operation thereof is controlled by the control unit 40. .
- the suction port 30e1 of the centrifugal pump 30 is connected to the second discharge port 13a side of the second drain pipe 13, and the discharge port 30e2 is connected to the electrolytic tank 28 side (see FIGS. 9A and 9B). .
- the centrifugal pump 30 is stopped by stopping the drive when the direction from the suction port 30e1 side to the discharge port 30e2 side is the forward direction so as not to close the piping line L4 during normal operation.
- the liquid can flow in the reverse direction to the forward direction. Therefore, even when the centrifugal pump 30 is provided in the piping line L4, the electrolytic acid water can be discharged through the centrifugal pump 30.
- Control unit 40 is formed of, for example, a CPU (Central Processing Unit), and mainly controls the operation of electrolytic water generation apparatus 1A as a whole. More specifically, as described above, the control unit 40 receives an input of the detection result from the flow rate sensor 23, and the pair of flow path switching valves 26A and 26B, the pair of flow rate control valves 27A and 27B, and the electrolytic cell 28. And control the operation of the centrifugal pump 30. The control unit 40 also receives an external command through the operation unit 14 and outputs information to be displayed on the display unit 15. Furthermore, the control unit 40 includes a timer circuit, and switches the operation state described later based on the information such as the operation time measured by the timer circuit.
- a CPU Central Processing Unit
- the piping system of the portion leading to the electrolytic cell 28 via the portion 26A corresponds to the introduction pipe portion for introducing the supplied raw water to the electrolytic cell 28 and the first system from the electrolytic cell 28 via the flow rate control valve 26B.
- a piping system of a portion from the first discharge port 12 a of the drain pipe 12 to the second discharge port 13 a of the second drain pipe 13 is a discharge pipe for discharging the electrolytically reduced water and the electrolytic acid water drawn out from the electrolytic tank 28 to the outside. It corresponds to the department.
- a portion from the flow path switching valve 26A to the first discharge port 12a via the piping line L3 and the first drain pipe 12 corresponds to a first drain pipe.
- a portion from the flow path switching valve 26B to the second discharge port 13a via the piping line L4 provided with the centrifugal pump 30 and the second drain pipe 13 corresponds to a second discharge pipe.
- the piping line L5 corresponds to the bypass pipe portion.
- the flow passage switching valve 26A corresponds to the introduction pipe portion side connection state switching means
- the flow passage switching valve 26B corresponds to the lead pipe portion side connection state switching means
- the flow rate control valve 27A Corresponds to the introduction pipe portion side flow rate adjustment means
- the flow control valve 27B corresponds to the lead out pipe portion side flow rate adjustment means.
- control unit 40 controls the polarity of the pair of electrolytic electrodes 28a and 28b, the connection state between the pair of branch pipes 24a and 24b and the pair of electrolysis chambers, the pair of electrolysis chambers and the piping lines L3 and L4. And a switching control unit that synchronously controls the above-described relay and the pair of flow path switching valves 26A and 26B so that the connection state between them is simultaneously switched.
- a switching control unit that synchronously controls the above-described relay and the pair of flow path switching valves 26A and 26B so that the connection state between them is simultaneously switched.
- FIG. 5 is a schematic view showing a first operating state of the electrolyzed water generating device shown in FIG. 1
- FIG. 6 is a schematic view showing a second operating state of the electrolyzed water generating device shown in FIG.
- the raw water, the electrolytic reduced water and the electrolysis in the first operating state and the second operating state which are the operating states at the time of the normal operation of the electrolyzed water producing device 1A in the present embodiment.
- the flow of the acidic water will be described respectively.
- the raw water discharged from the faucet 100 is supplied to the intake pipe 11 through the branch faucet 101, and the supplied raw water is purified through the safety valve 20. It flows into 21.
- the raw water that has flowed into the purification processing unit 21 is passed through the purification cartridge 21 a to be purified by removing specific impurities, and reaches the branch pipeline 24 via the check valve 22 and the flow rate sensor 23.
- control unit 40 receives the detection result of the flow rate sensor 23 indicating that the raw water is flowing, and the voltage is applied between the pair of electrolytic electrodes 28a and 28b so that the electrolytic treatment is performed in the electrolytic cell 28. Apply.
- the flow rate of the raw water reaching the branch pipe 24 is adjusted to a predetermined ratio by the action of the flow control valve 27A provided in the branch pipe 24b, and is diverted, and each of the diverted raw water is branched pipe 24a, 24b and It flows into the first electrolysis chamber and the second electrolysis chamber of the electrolytic cell 28 via the flow path switching valve 26A.
- the ratio of the flow rate of the raw water flowing into the branch pipe 24b is adjusted so as to be smaller than the flow rate of the raw water flowing into the branch pipe 24a.
- the piping system is switched to the first connection state described above. That is, the branch pipe 24a is connected to the first electrolysis chamber via the flow path switching valve 26A, and the branch pipe 24b is connected to the second electrolysis chamber via the flow path switching valve 26A. is there. Therefore, the raw water which has been divided and flows into the branch pipe 24a will reach the first electrolysis chamber, and the raw water which is divided and flowed into the branch pipe 24b will reach the second electrolysis chamber.
- the raw water that has reached the electrolytic cell 28 is subjected to an electrolysis process.
- the first electrolytic chamber in which the electrolytic electrode 28a is disposed functions as a cathode chamber
- the second electrolytic chamber in which the electrolytic electrode 28b is disposed functions as an anode chamber. Therefore, in the first operation state, the electrolytically reduced water is generated in the first electrolytic chamber which is the anode chamber, and the electrolytic acidic water is generated in the second electrolytic chamber which is the cathode chamber.
- the electrolyzed reduced water and the electrolyzed acidic water generated in the electrolytic cell 28 are discharged to the outside from the first drain pipe 12 and the second drain pipe 13 via the flow path switching valve 26B and the piping lines L3, L4.
- the piping system is switched to the first connection state. That is, the first electrolytic chamber is in a state of being connected to the piping line L3 via the flow path switching valve 26B, and the second electrolytic chamber is in a state of being connected to the piping line L4 via the flow path switching valve 26B. is there.
- the electrolytic reduction water generated in the first electrolysis chamber is discharged from the electrolytic cell 28, it flows into the piping line L3 via the flow path switching valve 26B, and thereafter, via the piping line L3. It reaches the first drain pipe 12 and is discharged from the first drain pipe 12 to the outside.
- the electrolytically reduced water discharged from the first drain pipe 12 is indicated by reference numeral 31.
- the electrolytic acid water generated in the second electrolysis chamber is discharged from the electrolytic cell 28, it flows into the piping line L4 via the flow path switching valve 26B, and then is provided in the piping line L4 and this It reaches the second drainage pipe 13 via the flow control valve 27 B and the centrifugal pump 30, and is discharged from the second drainage pipe 13 to the outside.
- the electrolytic acid water discharged from the second drain pipe 13 is indicated by reference numeral 32.
- the raw water discharged from the faucet 100 is supplied to the intake pipe 11 through the branch water tap 101, and the supplied raw water is purified through the safety valve 20. It flows into 21.
- the raw water that has flowed into the purification processing unit 21 is passed through the purification cartridge 21 a to be purified by removing specific impurities, and reaches the branch pipeline 24 via the check valve 22 and the flow rate sensor 23.
- control unit 40 receives the detection result of the flow rate sensor 23 indicating that the raw water is flowing, and the voltage is applied between the pair of electrolytic electrodes 28a and 28b so that the electrolytic treatment is performed in the electrolytic cell 28. Apply.
- the flow rate of the raw water reaching the branch pipe 24 is adjusted to a predetermined ratio by the action of the flow control valve 27A provided in the branch pipe 24b, and is diverted, and each of the diverted raw water is branched pipe 24a, 24b and It flows into the first electrolysis chamber and the second electrolysis chamber of the electrolytic cell 28 via the flow path switching valve 26A.
- the ratio of the flow rate of the raw water flowing into the branch pipe 24b is adjusted so as to be smaller than the flow rate of the raw water flowing into the branch pipe 24a.
- the piping system is switched to the above-described second connection state. That is, the branch pipe 24a is connected to the second electrolysis chamber via the flow path switching valve 26A, and the branch pipe 24b is connected to the first electrolysis chamber via the flow path switching valve 26A. is there. Therefore, the raw water which has been divided and flows into the branch pipe 24a will reach the second electrolysis chamber, and the raw water which is divided and flowed into the branch pipe 24b will reach the first electrolysis chamber.
- the raw water that has reached the electrolytic cell 28 is subjected to an electrolysis process.
- the first electrolytic chamber in which the electrolytic electrode 28a is disposed functions as an anode chamber
- the second electrolytic chamber in which the electrolytic electrode 28b is disposed functions as a cathode chamber. Therefore, in the second operation state, electrolytic acidic water is generated in the first electrolytic chamber which is the cathode chamber, and electrolytic reduced water is generated in the second electrolytic chamber which is the anode chamber.
- the electrolyzed reduced water and the electrolyzed acidic water generated in the electrolytic cell 28 are discharged to the outside from the first drain pipe 12 and the second drain pipe 13 via the flow path switching valve 26B and the piping lines L3, L4.
- the piping system is switched to the second connection state. That is, the first electrolysis chamber is in a state of being connected to the piping line L4 through the flow passage switching valve 26B, and the second electrolysis chamber is in a state of being connected to the piping line L3 through the flow passage switching valve 26B. is there.
- the electrolytic acid water generated in the first electrolysis chamber is discharged from the electrolytic cell 28, it flows into the piping line L4 via the flow path switching valve 26B, and thereafter, is provided in the piping line L4 and this It reaches the second drainage pipe 13 via the flow control valve 27 B and the centrifugal pump 30, and is discharged from the second drainage pipe 13 to the outside.
- the electrolytic acid water discharged from the second drain pipe 13 is indicated by reference numeral 32.
- the electrolytic reduction water generated in the second electrolysis chamber is discharged from the electrolytic cell 28, it flows into the piping line L3 via the flow path switching valve 26B, and thereafter, via the piping line L3. It reaches the first drain pipe 12 and is discharged from the first drain pipe 12 to the outside.
- the electrolytically reduced water discharged from the first drain pipe 12 is indicated by reference numeral 31.
- FIG. 7 is a schematic diagram which shows the state immediately after water stop of the electrolyzed water generating apparatus shown in FIG. Next, with reference to FIG. 7, a state of drainage in a state immediately after water shut-off of the electrolyzed water generating device 1A in the present embodiment will be described.
- FIG. 7 shows the case of the first connection state described above.
- each of the raw water, the electrolytic reduced water and the electrolytic acid water existing in the piping system included in the electrolyzed water generation apparatus 1A moves in the piping based on the water head thereof.
- the raw water, the electrolytic reduced water and the electrolytic acid water are discharged without remaining in the inside of the piping system as much as possible.
- the check valve 22 which also functions as a relief valve, is provided in the introduction pipe portion located upstream of the electrolytic bath 28, so when the water is shut off When the check valve 22 is opened, drainage via the piping line L5, which is a bypass pipe portion, becomes possible. Therefore, as shown in FIG. 7, mainly the electrolytic reduced water is discharged via the first outlet 12a, and the electrolytic acid water and the raw water are mainly discharged via the second outlet 13a. Residue inside the system is reduced.
- FIG. 8 is a schematic view showing a state of the electrolyzed water generating device shown in FIG. 1 in the cleaning operation.
- FIG. 8 shows the case of the first connection state described above.
- the container 50 in which the cleaning liquid 51 is stored is prepared.
- the washing solution 51 it is preferable to use washing water containing citric acid, acetic acid, ascorbic acid, succinic acid and an acid typified by malic acid capable of effectively dissolving and removing the scale, and having a predetermined concentration. It is particularly preferred to use aqueous citric acid solution.
- the second discharge port 13 a of the second drain pipe 13 is immersed in the cleaning liquid 51 stored in the container 50, and the first discharge port 12 a of the first drain pipe 12 is disposed immediately above the container 50.
- a foreign matter removal filter 52 made of a net or the like may be attached so as to cover the second discharge port 13a.
- the electrolyzed water generator 1A starts the cleaning operation by inputting an instruction to start the cleaning operation using the operation state switching button or the like provided in the operation unit 14. Specifically, the control unit 40 starts driving of the centrifugal pump 30.
- the cleaning liquid 51 stored in the container 50 is introduced into the piping system of the electrolyzed water generating apparatus 1A via the second discharge port 13a of the second drainage pipe 13, and After flowing through the predetermined portion, the fluid is led to the outside through the first discharge port 12 a of the first drain pipe 12. Then, the cleaning liquid 51 discharged to the outside through the first discharge port 12 a of the first drain pipe 12 is returned to the container 50.
- the cleaning solution 51 is supplied to the piping line L4 through the second discharge port 13a of the second drain pipe 13, and after passing through the centrifugal pump 30, a part of the cleaning fluid is divided and introduced into the piping line L5. The remaining part is introduced into the second electrolysis chamber of the electrolytic cell 28 via the flow control valve 27B and the flow path switching valve 26B.
- the cleaning solution 51 introduced into the second electrolytic chamber passes through the second electrolytic cell and reaches the branch conduit 24 via the flow path switching valve 26A and the flow control valve 27A.
- the cleaning liquid 51 introduced into the piping line L5 flows into the piping line L2 via the check valve 22 in the open state, and reaches the branch pipeline 24 via the flow rate sensor 23.
- the cleaning solution 51 is circulated by the predetermined portion of the piping system provided inside, the first drain pipe 12, the second drain pipe 13, and the container 50. It is possible to form a circulation circuit, and drive the centrifugal pump 30 incorporated in the apparatus main body so that the cleaning liquid 51 can circulate in the circulation circuit.
- the electrolytic cell 28 to which the scale adheres during normal operation and a piping system located downstream thereof especially, a pipe connecting the electrolytic cell 28 and the flow path switching valve 26B, The flow path switching valve 26B, the piping line L3, the first drain pipe 12 and the like are included. Furthermore, in addition to this, in the circulation circuit, upstream of the electrolytic cell 28, which is a portion where scale may adhere due to slight flow of electrolytic reduced water at the time of drainage at the time of water stop.
- Piping systems located on the side and the downstream side (in particular, the piping connecting the electrolytic cell 28 and the flow path switching valve 26A, the piping line L2 including the flow path switching valve 26A, the flow rate sensor 23 and the bypass pipe portion And the second drain pipe 13 and the flow control valves 27A, 27B, etc. are included.
- the cleaning can be performed using the cleaning liquid 51 capable of adjusting the concentration to all the parts to which the scale may be attached, which is effective. It is possible to perform scale removal on
- the cleaning solution is prepared and stored in a container so that it is in a predetermined state. Since only the operation unit 14 is operated so as to install and perform the cleaning operation, it can be performed very easily and is also excellent in terms of economy.
- the scale can be removed effectively and easily in all the areas to which the scale is attached, and the electrolysis becomes excellent also in the economical aspect. It can be a water generator.
- the piping line L5 which is the bypass pipe portion is provided, more cleaning solution 51 is required compared to the case where the bypass pipe portion is not provided. It can be circulated in a short time. Although this may result in the flow rate of the cleaning liquid 51 being throttled by the flow control valves 27A and 27B provided in the piping system if the bypass pipe portion is not provided, the bypass pipe portion is provided. This is because the circulation circuit in which the cleaning liquid 51 circulates is formed without passing through the flow control valves 27A and 27B.
- FIGS. 9A and 9B are schematic views showing the installation state of the centrifugal pump of the electrolyzed water generating device shown in FIG. 1,
- FIG. 9A is a view showing the state in the vicinity of the centrifugal pump at the time of washing operation, and
- FIG. It is a schematic diagram which shows the state of the centrifugal pump vicinity before operation start.
- FIGS. 9A and 9B the installation state of the centrifugal pump 30 of the electrolyzed water generating device 1A in the present embodiment and the reason why the cleaning operation is realized smoothly by setting the installation state will be described. Do.
- the centrifugal pump 30 includes a motor 30a, a casing 30b attached to the motor 30a, and an impeller 30c disposed inside the casing and fixed to the rotation shaft of the motor 30a.
- the pump chamber 30d is a space inside the casing 30b in which the impeller 30c is accommodated, and the suction port 30e1 and the discharge port 30e2 provided in communication with the pump chamber 30d.
- the centrifugal pump 30 is provided in the piping line L4, and is connected to the second discharge side piping portion L4a so that the suction port 30e1 communicates with the second discharge port 13a side, and the discharge thereof
- the outlet 30e2 is connected to the first discharge port side piping portion L4b so as to communicate with the first discharge port 12a side (that is, the electrolytic bath 28 side).
- the operation before the centrifugal pump 30 is performed.
- the inside of the pump chamber 30d of the centrifugal pump 30 it is preferable to keep the inside of the pump chamber 30d of the centrifugal pump 30 substantially filled with the residual water. That is, in a state before the operation of the centrifugal pump 30, it is preferable that the impeller 30c of the centrifugal pump 30 is immersed in the residual water. In the case where the centrifugal pump 30 is not driven, the impeller 30 c idles when the centrifugal pump 30 is driven, so that pumping can not be performed.
- the centrifugal pump 30 is disposed at an angle as shown in FIG. 2, FIG. 9A and FIG. 9B, thereby making the electrolyzed water generating apparatus 1A stop water.
- the impeller 30c is configured to be located below the liquid level 200 of the residual water remaining in the pump chamber 30d. With this configuration, the cleaning solution 51 is reliably pumped up when the centrifugal pump 30 operates.
- FIG. 10A is a schematic view showing the installation state of the centrifugal pump according to the first comparative example and the state in the vicinity of the centrifugal pump before the start of the cleaning operation.
- the centrifugal pump 30 when the centrifugal pump 30 is installed so that the rotation axis of the centrifugal pump 30 is directed in the horizontal direction, the residual water remaining in the pump chamber 30d of the centrifugal pump 30 when water stops.
- the impeller 30 c is positioned above the surface 200. Therefore, in the case of such an installation state, the above-described idle rotation of the impeller 30c occurs, and pumping can not be performed.
- FIG. 10B is a schematic view showing the installation state of the centrifugal pump according to the second comparative example and the state in the vicinity of the centrifugal pump before the start of the cleaning operation.
- the centrifugal pump 30 is inclined, depending on the shape of the pump chamber 30d, the liquid surface 200 of residual water remaining in the pump chamber 30d of the centrifugal pump 30 when water stops.
- the impeller 30c will be located above. Therefore, also in this case, the above-described idle rotation of the impeller 30c occurs, and pumping can not be performed.
- FIG. 11 is a schematic view showing an installation state of a centrifugal pump according to a modification based on the present embodiment and a state in the vicinity of the centrifugal pump before the start of the cleaning operation.
- the centrifugal pump 30 is installed so that the rotation axis of the centrifugal pump 30 is vertically oriented as illustrated, for example.
- the impeller 30c can be positioned below the liquid level 200 of the residual water remaining in the pump chamber 30d.
- the pump chamber 30d of the centrifugal pump 30 is not It is desirable to consider and install in such a way that a substantially filled state is maintained.
- FIG. 12 is a schematic view showing a pipe configuration of the electrolyzed water generating apparatus according to Embodiment 2 of the present invention and a state at the time of the cleaning operation. Below, with reference to this FIG. 12, the electrolyzed water generating apparatus 1B in this Embodiment is demonstrated.
- the electrolyzed water generating apparatus 1B according to the present embodiment has an introduction for introducing raw water into the electrolytic cell 28 as compared with the electrolyzed water generating apparatus 1A according to the first embodiment of the present invention described above. The only difference is that the addition cartridge 29 is provided in the tube portion.
- the addition cartridge 29 is preferably provided in the introduction pipe portion downstream of the purification processing unit 21 and upstream of the branch conduit 24.
- piping of a portion provided with the flow rate sensor 23 The line L2 is detachably provided.
- the additive cartridge 29 is for adding an electrolysis accelerator represented by calcium lactate and sodium chloride to the raw water, and is configured to be detachably attachable to the electrolyzed water generating apparatus 1B, so that the exchange is possible. It is made possible.
- the addition cartridge 29 is detachably provided, while electrolysis is promoted, in addition to calcium and magnesium having cations contained in the raw water, the addition cartridge 29 is added.
- the addition cartridge 29 is added.
- the centrifugal pump 30 is built in the apparatus main body as in the case of the electrolyzed water generating apparatus 1A according to the first embodiment of the present invention described above. It is possible to carry out the cleaning operation described above. Therefore, even when the addition cartridge 29 is provided, it is possible to effectively remove the scale, so the embodiment of the present invention described above can be realized by using the electrolyzed water generating device 1B in the present embodiment. The effects described in 1 will be particularly effective.
- FIG. 13 is a schematic view showing a pipe configuration of the electrolyzed water generating apparatus according to Embodiment 3 of the present invention and a state at the time of cleaning operation. Below, with reference to this FIG. 13, the electrolyzed water generating apparatus 1C in this Embodiment is demonstrated.
- an electrolyzed water generating apparatus 1C includes a piping line L5, which is a bypass pipe, as compared with the electrolyzed water generating apparatus 1A according to the first embodiment of the present invention described above. It differs only in the point where it does not exist.
- FIG. 14 is a schematic view showing a piping configuration of the electrolyzed water generating apparatus in the fourth embodiment of the present invention and a state at the time of cleaning operation. Below, with reference to this FIG. 14, the electrolyzed water generating apparatus 1D in this Embodiment is demonstrated.
- the electrolyzed water generating apparatus 1D according to the present embodiment is a flow which is an introducing pipe section side connection state switching means. The difference is that the path switching valve 26A is not provided.
- FIG. 15 is a schematic view showing a pipe configuration of the electrolyzed water generating system in the fifth embodiment of the present invention and a state at the time of the cleaning operation. Below, with reference to this FIG. 15, the electrolyzed water generating apparatus 1E in this Embodiment is demonstrated.
- the electrolyzed water generating apparatus 1E according to the present embodiment is a flow which is an introducing pipe section side connection state switching means, as compared with the electrolyzed water generating apparatus 1A according to the first embodiment of the present invention described above. It differs only in the point which is not provided with channel switching valve 26A and channel switching valve 26B which is a lead-out pipe part side connection state switching means.
- the apparatus main body is provided with both the flow control valve 27A which is an inlet pipe side flow rate adjusting means and the flow control valve 27B which is an outlet pipe side flow rate adjusting means.
- the flow rate adjusting means may be configured to be provided only on one of the introduction pipe side and the discharge pipe side, and the flow rates may be provided.
- the adjustment means may be replaced by, for example, an orifice or the like, or they may be omitted if it is not necessary to adjust the ratio of the amount of electrolytically reduced water and the amount of electrolytic acid water to be produced.
- the electrolytic reduced water is always discharged from the first drain pipe 12 and the electrolytic acidic water is always discharged from the second drain pipe 13 during the normal operation.
- the first drain pipe 12 and the second drain pipe 13 can be used according to the operating conditions. This may be configured to switch so that both electrolytic waters are discharged.
- Electrolyzed water generating apparatus 10 housings, 11 intake pipe, 11a supply port, 12 1st drainage pipe, 12a 1st discharge port, 13 2nd drainage pipe, 13a 2nd discharge port, 14 operation part, 15 display Parts, 16 power cords, 17 bases, 20 safety valves, 21 purification processing units, 21a purification cartridges, 22 check valves, 23 flow sensors, 24 branch pipes, 24a, 24b branch pipes, 25 valve units, 26A, 26B flow paths Switching valve, 27A, 27B flow control valve, 28 electrolytic cell, 28a, 28b electrolytic electrode, 28c electrolytic diaphragm, 29 addition cartridge, 30 centrifugal pump, 30a motor, 30b casing, 30c impeller, 30d pump chamber, 30e1 suction port, 30e2 discharge port, 31 electrolytic reduced water, 32 electrolytic acid water, 40 control unit 50 container, 51 washings, 52 foreign substance removal filter, 100 tap, 101 branch faucet, 200 liquid surface, L1 ⁇ L
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Abstract
Description
図1は、本発明の実施の形態1における電解水生成装置の外観を示す斜視図であり、図2および図3は、図1に示す電解水生成装置の内部構造を示す斜視図である。また、図4は、図1に示す電解水生成装置の配管構成を示す模式図である。まず、これら図1ないし図4を参照して、本実施の形態における電解水生成装置1Aの外観、内部構造および配管構成について説明する。
図12は、本発明の実施の形態2における電解水生成装置の配管構成および洗浄動作時の状態を示す模式図である。以下においては、この図12を参照して、本実施の形態における電解水生成装置1Bについて説明する。
図13は、本発明の実施の形態3における電解水生成装置の配管構成および洗浄動作時の状態を示す模式図である。以下においては、この図13を参照して、本実施の形態における電解水生成装置1Cについて説明する。
図14は、本発明の実施の形態4における電解水生成装置の配管構成および洗浄動作時の状態を示す模式図である。以下においては、この図14を参照して、本実施の形態における電解水生成装置1Dについて説明する。
図15は、本発明の実施の形態5における電解水生成装置の配管構成および洗浄動作時の状態を示す模式図である。以下においては、この図15を参照して、本実施の形態における電解水生成装置1Eについて説明する。
Claims (12)
- 一対の電解電極(28a,28b)を有し、供給された原水を電気分解することで電解還元水および電解酸性水を生成する電解槽(28)と、
外部から原水が供給される供給口(11a)を有し、前記供給口(11a)を介して供給された原水を前記電解槽(28)に導入する導入管部と、
第1排出口(12a)および第2排出口(13a)を有し、前記電解槽(28)から導出された電解還元水および電解酸性水を前記第1排出口(12a)および前記第2排出口(13a)を介してそれぞれ外部に導出する導出管部とを備え、
前記電解槽(28)は、前記一対の電解電極(28a,28b)のうちの一方が配置された第1電解室と、前記一対の電解電極(28a,28b)のうちの他方が配置された第2電解室と、前記第1電解室および前記第2電解室を区画する電解隔膜(28c)とを含み、
前記導入管部は、原水を分流して前記第1電解室および前記第2電解室のそれぞれに導入する分岐管路(24)を含み、
前記導出管部は、前記第1電解室および前記第2電解室のうちの一方と前記第1排出口(12a)とを接続する第1排出管路と、前記第1電解室および前記第2電解室のうちの他方と前記第2排出口(13a)とを接続する第2排出管路とを含み、
駆動されることで液体を吸入口(30e1)側から吐出口(30e2)側に向けて強制的に送出するためのポンプ(30)が、前記第2排出管路に設けられ、
前記ポンプ(30)の前記吸入口(30e1)が、前記第2排出口側に接続され、
前記ポンプ(30)の前記吐出口(30e2)が、前記電解槽(28)側に接続されている、電解水生成装置。 - 前記ポンプ(30)は、前記吸入口(30e1)側から前記吐出口(30e2)側に向かう方向を順方向とした場合に、駆動が停止されることで当該順方向とは逆方向に液体を通流させることが可能である、請求項1に記載の電解水生成装置。
- 前記ポンプ(30)が、遠心ポンプからなる、請求項2に記載の電解水生成装置。
- 当該電解水生成装置の作動停止時において、前記遠心ポンプのポンプ室(30d)が残留水によって実質的に満たされた状態が維持される、請求項3に記載の電解水生成装置。
- 前記ポンプ(30)が設置された部位と前記電解槽(28)に接続された部位との間に位置する部分の前記第2排出管路と、前記導入管部とを接続するバイパス管部をさらに備えた、請求項1に記載の電解水生成装置。
- 前記供給口(11a)を介して原水が供給されている状態において、前記バイパス管部を経由して前記導入管部側から前記第2排出管路側に向けて液体が流動することを制限する逆止弁(22)をさらに備えた、請求項5に記載の電解水生成装置。
- 前記一対の電解電極(28a,28b)の極性を切り替える極性切替手段と、
前記分岐管路(24)に含まれる一対の分岐管(24a,24b)と前記第1電解室および前記第2電解室との間の接続状態を切り替える導入管部側接続状態切替手段(26A)と、
前記第1排出管路および前記第2排出管路と前記第1電解室および前記第2電解室との間の接続状態を切り替える導出管部側接続状態切替手段(26B)と、
前記極性切替手段、前記導入管部側接続状態切替手段(26A)および前記導出管部側接続状態切替手段(26B)を同期的に切り替え制御する切替制御部(40)とをさらに備えた、請求項1に記載の電解水生成装置。 - 前記一対の分岐管(24a,24b)のうちの一方の分岐管(24b)に導入管部側流量調整手段(27A)が設けられ、
前記第2排出管路に導出管部側流量調整手段(27B)が設けられ、
前記切替制御部(40)は、前記一方の分岐管(24b)と前記第2排出管路とが前記第1電解室および前記第2電解室のうちの一方を介して常時接続された状態が維持されるように、前記導入管部側接続状態切替手段(26A)および前記導出管部側接続状態切替手段(26B)を制御する、請求項7に記載の電解水生成装置。 - 前記ポンプ(30)が設置された部位と前記導出管部側流量調整手段(27B)が設置された部位との間に位置する部分の前記第2排出管路と、前記導入管部とを接続するバイパス管部をさらに備えた、請求項8に記載の電解水生成装置。
- 前記供給口(11a)を介して原水が供給されている状態において、前記バイパス管部を経由して前記導入管部側から前記第2排出管路側に向けて液体が流動することを制限する逆止弁を(22)さらに備えた、請求項9に記載の電解水生成装置。
- 前記一対の電解電極(28a,28b)の極性を切り替える極性切替手段と、
前記第1排出管路および前記第2排出管路と前記第1電解室および前記第2電解室との間の接続状態を切り替える導出管部側接続状態切替手段(26B)と、
前記極性切替手段および前記導出管部側接続状態切替手段(26B)を同期的に切り替え制御する切替制御部(40)とをさらに備えた、請求項1に記載の電解水生成装置。 - 電気分解促進剤を原水に添加するための添加カートリッジ(29)が、前記導入管部に着脱自在に設けられている、請求項1に記載の電解水生成装置。
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JP2015136660A (ja) * | 2014-01-22 | 2015-07-30 | 株式会社日本トリム | 電解水生成装置 |
JP2015213868A (ja) * | 2014-05-09 | 2015-12-03 | 株式会社日本トリム | 電解水生成装置 |
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JP5639724B1 (ja) * | 2014-03-17 | 2014-12-10 | 株式会社日本トリム | 電解水生成装置及びその製造方法 |
JP2017070920A (ja) * | 2015-10-08 | 2017-04-13 | モレックス エルエルシー | 電解水の製造装置 |
JP6825871B2 (ja) * | 2016-10-12 | 2021-02-03 | 株式会社日本トリム | 電解水生成装置 |
CN108339811A (zh) * | 2018-04-17 | 2018-07-31 | 南京深蓝氢谷健康科技有限公司 | 电解水机柠檬酸自动浸泡清洗除垢装置及清洗除垢方法 |
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