JPH09225465A - Electrolyzed water producer - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent an electrolyzed water producing device having water softening function from becoming large. SOLUTION: The electrolyzed water generating device 1 is provided with an electrolytic cell 11, a sodium chloride water storage tank 12 for storing a sodium chloride water used as a water to be electrolyzed, an ion exchange tank 13 for softening a raw water, a feed pipe line 16 for feeding the softened water to the sodium chloride water storage tank 12 from the ion exchange tank 13 and for feeding the sodium chloride water to the ion exchange tank 13 from the sodium chloride water storage tank 12, a feed pipe line 17 for feeding the raw water to the ion exchange tank 13 and a switching valve 17f for allowing the supply of the raw water to the ion exchange tank 13 through a raw water feed pipe line 17a, stopping the supply of the raw water to the ion exchange tank 13 by the switching action and discharging a water flow from the ion exchange tank 13. Making the device large-sized is prevented by using the sodium chloride water used for preparing the water to be electrolyzed in the sodium chloride water storage tank 12 for reproducing a cation exchange resin to save a vessel exclusively used for re-producing.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electrolyzed water generator, and more particularly to an electrolyzed water generator having a function of softening water to be electrolyzed.

[0002]

2. Description of the Related Art As one type of electrolyzed water generating apparatus, as disclosed in Japanese Patent Publication No. 4-42077, an electrolyzer, a saline solution storage tank for storing saline solution, and a saline solution storage tank are provided. There is an electrolyzed water production apparatus provided with a saline supply pipeline connecting the electrolyzer and a raw water supply pipeline connecting the saline supply pipeline and a raw water source. In the electrolyzed water generator,
Saline solution supplied from the saline reservoir via the saline supply pipeline and raw water supplied from the water source to the saline supply pipeline via the raw water supply pipeline are mixed to form a dilute saline solution having a predetermined concentration. The diluted salt solution prepared is supplied to the electrolytic cell as electrolyzed water via the flow rate adjusting valve.

In this type of electrolyzed water generator,
It is common to use tap water as the raw water, but in this case, it is preferable to soften the raw water before preparing the dilute salt solution which is the electrolyzed water. In order to impart a water softening function to the electrolyzed water generator, it is conceivable to install a commercially available water softener in the raw water supply pipe line.

[0004]

However, commercially available water softeners include an ion exchange tank containing a cation exchange resin, a reservoir tank containing a saline solution for regenerating the cation exchange resin, and a cation exchange tank. A control mechanism for controlling the regeneration of the resin is provided. Therefore, the water softener itself is considerably large in size and is also considerably high in cost, and when the water softener is arranged in the electrolyzed water generating device, the device becomes considerably large and the cost is high. Will increase considerably.

Therefore, it is an object of the present invention to make the components of the electrolyzed water producing device as effective as possible in imparting a water softening function to the electrolyzed water producing device, thereby increasing the size and cost of the device. It is to suppress the increase of.

[0006]

SUMMARY OF THE INVENTION The present invention relates to an electrolyzed water producing apparatus using salt water as electrolyzed water. The electrolyzed water producing apparatus of the invention according to claim 1 is an electrolyzer and an electrolyzed water. A salt water storage tank for storing salt water used for the above, an ion exchange tank for accommodating a cation exchange resin to soften the raw water, and a saline solution can be supplied from the salt water storage tank to the electrolytic cell. A first supply pipeline, a second supply pipeline capable of supplying soft water from the ion exchange tank to the saline solution storage tank and a saline solution from the saline solution storage tank to the ion exchange tank, and a water source A third supply pipe line capable of supplying raw water from the ion exchange tank to the ion exchange tank, and the raw water supply to the ion exchange tank allowed by the third supply pipe line to switch the ion exchange tank by a switching operation. From the ion exchange tank while stopping the supply of raw water to And it is characterized in that it comprises a switching valve for discharging the water flow.

In the electrolyzed water producing apparatus of the invention according to claim 1, the second supply pipe line is a soft water supply pipe line capable of supplying soft water from the ion exchange tank to the saline solution storage tank,
The saline solution storage tank is composed of two saline solution supply conduits capable of supplying saline solution to the ion exchange tank, and the saline solution supply tank is provided with the saline solution of the saline solution storage tank. The electrolyzed water generating apparatus according to the second aspect of the invention can be provided by interposing a supply pump that supplies the ion exchange tank.

Further, in the electrolyzed water producing apparatus according to the first aspect of the present invention, the saline solution storage tank is disposed above the ion exchange tank, and the second supply line is connected to the saline solution storage tank. The electrolyzed water generating apparatus according to the third aspect of the present invention can be configured by including one pipe line that opens below the storage surface, and by providing an opening / closing valve in the second supply pipe line. .

In the electrolyzed water producing apparatus of the invention according to claim 4, the electrolytic water, the saline water storage tank for storing the saline solution used for the electrolyzed water, and the cation exchange resin are contained to soften the raw water. An ion exchange tank to be treated, a first saline supply line capable of supplying saline from the saline storage tank toward the electrolytic cell, and soft water can be supplied from the ion exchange tank to the saline storage tank. Soft water supply pipeline, a second saline supply pipeline capable of supplying saline to the ion exchange tank from the saline storage tank, and a raw water supply pipeline capable of supplying raw water from a water source to the ion exchange tank And a discharge conduit capable of discharging flowing water from the ion exchange tank, the second saline supply conduit, the raw water supply conduit and the discharge conduit, and raw water to the ion exchange tank. The supply of saline solution to the ion exchange tank and Ion exchange mode in which the discharge of running water from the ion exchange tank is stopped together, supply of saline solution to the ion exchange tank and discharge of running water from the ion exchange tank are both allowed, and supply of raw water to the ion exchange tank It is characterized in that it is provided with a switching means capable of switching to an ion regeneration mode for stopping the operation.

[0010]

In the electrolyzed water producing apparatus of the present invention according to claims 1, 2, and 4, electrolysis is performed by using a salt solution prepared to have a predetermined concentration in a salt solution storage tank as electrolyzed water of dilute salt solution. It is possible to generate acidic water in the anode chamber of the electrolytic cell and to generate alkaline water in the cathode chamber of the electrolytic cell, for example, by supplying it to the cell and performing normal electrolysis.
During this period or after the electrolysis operation is stopped, if necessary, raw water such as tap water is supplied to the salt water storage tank through the ion exchange tank, and the salt water of the predetermined concentration used for electrolyzed water in the salt water storage tank is supplied. Can be prepared. In this case, the raw water is softened in the ion exchange tank and supplied to the saline storage tank.

By the way, in the electrolyzed water producing apparatus, the cation exchange resin contained in the ion exchange tank can be regenerated when the electrolysis operation is stopped or after the electrolysis operation is stopped. As the regenerating liquid of the cation exchange resin in this regeneration, the saline solution used as the electrolyzed water in the saline solution storage tank is used. Therefore, there is no need for a container for storing a saline solution dedicated to the regeneration of the cation exchange resin, and the electrolyzed water generator is smaller than in the case of adopting a commercially available water softener equipped with the container. The occupied space to be installed becomes smaller and the cost can be reduced.

Further, in the electrolyzed water producing apparatus, the control mechanism for controlling electrolysis can be used together with the control mechanism for controlling the regeneration of the cation exchange resin, so that the cost can be further reduced. You can Furthermore, in the electrolyzed water generator, the ion-exchange tank can be integrated into the device by omitting the saline container for regenerating the cation exchange resin and the control mechanism for regenerating. The device can be formed into a neat appearance in connection with the reduction of the occupied space.

Further, in the electrolyzed water producing apparatus according to the third aspect of the present invention, not only the above-mentioned effects can be obtained, but also the saline solution storage tank is arranged above the ion exchange tank to provide the second operation. Since the supply pipeline is composed of a single pipeline that opens below the storage surface of the saline storage tank, and an opening / closing valve is provided in the second supply pipeline, a cation exchange resin At the time of regeneration, the saline solution which is the regeneration solution can be supplied from the saline solution storage tank to the ion exchange tank by its own weight, whereby the adoption of the supply means such as the supply pump for supplying the reproduction solution can be omitted. The structure of the pipeline can be simplified.

[0014]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 shows a first embodiment of an electrolyzed water producing apparatus according to the present invention. The electrolyzed water producing apparatus of this embodiment includes an electrolytic bath 11 and a salt water reservoir for storing saline used for electrolyzed water. A tank 12, an ion exchange tank 13 containing a cation exchange resin for softening raw water, and a controller 14 are provided, and an electrolytic cell 11 and a saline solution storage tank 1 are provided.
2 is connected by a first supply pipeline 15, the saline storage tank 12 and the ion exchange tank 13 are connected by a second supply pipeline 16, and the ion exchange tank 13 and a water source (not shown) are third They are connected by a supply line 17.

The electrolytic cell 11 is divided into a pair of compartments formed by partitioning the inside of the cell body 11a with a membrane 11b having ion permeability, and one compartment has an anode 11c.
Is provided to form an anode chamber 11d, and the other compartment is provided with a cathode 11e to form a cathode chamber 11f. The anode 11c and the cathode 11e are the DC power supply 1
8 are connected to the positive electrode and the negative electrode.

The first supply line 15 connecting the electrolytic cell 11 and the salt solution storage tank 12 is a main line 15a and a main line 15a.
It is composed of a pair of branch pipe lines 15b and 15c that branch from. The main pipe line 15a has its upstream end connected to the saline solution storage tank 12 and opens at the bottom of the saline solution storage tank 12,
One of the branch pipes 15b has its downstream end connected to the anode chamber 11d of the electrolytic cell 11 and opens at the bottom of the anode chamber 11d, and the other branch pipe 15c has its downstream end of the electrolytic bath 11. It is connected to the cathode chamber 11f and opens at the bottom of the cathode chamber 11f. In the first supply pipeline 15, a main pump 15a is provided with a supply pump 15d and a flow rate sensor 15e, and each branch pipeline 15b, 15c is provided with manual flow rate adjusting valves 15f, 15g. The flow rate sensor 1
5e is provided to detect an abnormal flow rate,
It is also possible to carry out the operation by providing the flow rate adjusting valves 15f and 15g respectively downstream.

As a result, the dilute saline solution having a predetermined concentration prepared in the saline solution storage tank 12 is supplied to each of the electrode chambers 11d and 11f of the electrolytic cell 11 through the first supply line 15, and the inside of the electrolytic cell 11 is supplied. In the anode chamber 11d, acidic water whose main component is hypochlorous acid is generated, and in the cathode chamber 11f, alkaline water whose main component is sodium hydroxide is generated. The generated acidic water and alkaline water are discharged to the outside through the outflow pipes 11g and 11h.

The second supply pipe 16 connecting the saline storage tank 12 and the ion exchange tank 13 is composed of two pipes, a soft water supply pipe 16a and a saline supply pipe 16b.
Both the soft water supply pipeline 16a and the saline supply pipeline 16b are connected to the saline storage tank 12 and the ion exchange tank 13. The soft water supply pipe 16a has an upstream end opened at the top of the ion exchange tank 13 and a downstream end opened above the saline solution storage surface of the saline solution storage tank 12. On the other hand, the saline supply line 16b has a downstream end opened at the top of the ion exchange tank 13 and an upstream end opened below the saline storage surface of the saline storage tank 12. A supply pump 16c (which can also be implemented by an electromagnetic normally-closed on-off valve) is interposed in the saline supply line 16b.

The ion exchange tank 13 is of a cylindrical shape containing a sodium ion exchange type cation exchange resin, its upper and lower ends are closed, and its upper end is provided with the second supply conduit 16 as described above. The upstream end of the constituent soft water supply conduit 16a and the downstream end of the saline supply conduit 16b are connected. Further, the downstream end of the third supply pipeline 17 connected to the water source is connected to the bottom of the ion exchange tank 13. Third
The supply pipeline 17 includes a raw water supply pipeline 17a and a discharge pipeline 17b.
The raw water supply pipeline 17a is provided with a supply pump 17c, and the discharge pipeline 17b is provided with a manual on-off valve 17d and a flow rate sensor 17e. The flow rate sensor 17e is provided to detect the discharge amount discharged through the discharge conduit 17b, and it is also possible to implement without the flow rate sensor 17e.

In the third supply line 17, a three-way switching valve 17f is provided at a branch portion between the raw water supply line 17a and the discharge line 17b.
Is interposed. By the switching operation, the three-way switching valve 17f has a function of allowing the supply of raw water to the ion exchange tank 13 and restricting the discharge of water from the ion exchange tank 13.
It has a function of restricting the supply of raw water to the ion exchange tank 13 and allowing the discharge of water from the ion exchange tank 13.

The control device 14 has a microcomputer and each drive circuit as main constituent parts, and has flow rate sensors 15e and 17e and respective supply pumps 15d, 16c and 17.
c, the three-way switching valve 17f, and the DC power source 18 are respectively connected. The controller 14 controls each supply pump 15
d, 16c, 17c are driven, the switching operation of the three-way switching valve 17f, and the amount of electricity applied to each electrode 11c, 11e are controlled to perform electrolysis operation of the electrolyzed water, and electrolysis is performed for a predetermined time or a predetermined amount. Function to stop the electrolysis operation. In addition, the control device 14 controls the driving of the supply pump 16c and the switching operation of the three-way switching valve 17f after the electrolysis operation is stopped to perform the regeneration operation of the cation exchange resin housed in the ion exchange tank 13, and It functions to stop the regeneration operation for a predetermined time or after the discharge amount of the regeneration liquid reaches a predetermined amount.

In the electrolyzed water producing apparatus thus constructed, a dilute saline solution having a predetermined concentration to be used as electrolyzed water is prepared in the saline solution storage tank 12, and the dilute saline solution is used in the electrolysis tank 1.
1 for electrolysis. In this case, the raw water for preparing the diluted saline solution is supplied to the three-way switching valve 17f by the supply pump 17c.
Is supplied to the ion exchange tank 13 through the ion exchange tank 13, and the supplied raw water is softened in the ion exchange tank 13 to form the soft water supply pipe 16
It reaches the salt solution storage tank 12 through a and is used as soft water for preparing diluted salt solution. In addition to the soft water for preparing the dilute salt solution, salt or concentrated salt water is stored in the saline solution storage tank 12
Then, a predetermined amount is supplied by an appropriate means to prepare a dilute saline solution having a predetermined concentration.

The prepared dilute saline solution is stored in the saline solution storage tank 1
2 from the supply pump 15d to each branch pipe 15b, 15
It is supplied to the anode chamber 11d and the cathode chamber 11f of the electrolytic cell 11 through the flow rate adjusting valves 15f and 15g via c. Diaphragm electrolysis is performed in the electrolytic cell 11, and the anode chamber 11d
Then, acidic water is generated and discharged from the outflow pipe 11g,
Alkaline water is generated in the cathode chamber 11f and the outflow conduit 1
It is drained from 1h. The diaphragm electrolysis is controlled by the control device 14, and after a predetermined time elapses or after the electrolysis generated water reaches a predetermined amount, the electrolysis operation is stopped and the cation exchange resin regeneration operation is performed.

In the cation exchange resin regeneration operation, the three-way switching valve 17f is switched and the opening / closing valve 17d is opened, and the supply pump 16c in the second supply line 16 is driven to drive the saline solution storage tank. The dilute salt solution in 12 is supplied to the ion exchange tank 13 via the salt solution supply pipe 16b. As a result, the sodium ion exchange type cation exchange resin housed in the ion exchange tank 13 is regenerated. The dilute saline solution used for regeneration is a three-way switching valve 17
f and the discharge pipe line 17b in the third supply pipe line 17 (on-off valve 17d and flow rate sensor 17e are interposed).

As described above, in the electrolyzed water producing apparatus, the cation exchange resin contained in the ion exchange tank 13 can be regenerated when the electrolysis operation is stopped such as after the electrolysis operation is completed. As the regenerating liquid of the cation exchange resin, a dilute salt solution used for electrolyzed water in the salt solution storage tank 12 is used. For this reason, a container for storing the saline solution dedicated to the regeneration of the cation exchange resin is not required, and the electrolyzed water generator is smaller than the case where a commercially available water softener equipped with the container is adopted. Therefore, the occupied space to be installed becomes small, and the cost can be reduced.

Further, in the electrolyzed water producing apparatus, since the control device 14 for controlling electrolysis can be used for both the electrolysis operation and the regeneration operation, the control device 14 can be used in common. The cost can be reduced. Furthermore, in the electrolyzed water producing apparatus, the ion exchange tank 13 can be integrated into the apparatus by omitting a container for storing saline for exclusive use for regenerating the cation exchange resin and a control mechanism for exclusive use for regeneration. Therefore, the device can be formed into a neat appearance in association with the reduction of the occupied space.

FIG. 2 shows a second embodiment of the electrolyzed water producing apparatus according to the present invention.
1 shows an embodiment, and this electrolyzed water producing apparatus is different from the electrolyzed water producing apparatus shown in FIG. 1 in terms of the positional relationship between a saline solution storage tank 12 and an ion exchange tank 13, and the configuration of a second supply pipeline 16. , Configured the same.

In the electrolyzed water generator shown in FIG.
The saline solution storage tank 12 is arranged above the ion exchange tank 13, and the second supply pipeline 16 is composed of one pipeline. The second supply pipeline 16 is the saline solution storage tank 12
Is connected to the bottom of the ion exchange tank 13 and the top of the ion exchange tank 13. In addition, an electromagnetic normally closed on-off valve 16d is provided in the second supply line 16.
Is interposed. The rest of the configuration is similar to that of the electrolyzed water generator shown in FIG.

The thus constructed electrolyzed water producing apparatus of FIG. 2 has the same electrolysis operation as the electrolyzed water producing apparatus shown in FIG. 1, but differs in the cation exchange resin regeneration operation.
In the regenerating operation of the cation exchange resin in the electrolyzed water generator of FIG. 2, the dilute saline solution in the saline solution storage tank 12 naturally flows through the second supply pipe line 16 by its own weight by opening the on-off valve 16d. While flowing down and supplied to the ion exchange tank 13, the three-way switching valve 17 is supplied from the ion exchange tank 13.
f and discharge through the discharge line 17b. During this time, the dilute salt solution regenerates the cation exchange resin in the ion exchange tank 13. Therefore, it is not necessary to use a supply pump to supply the dilute salt solution from the salt solution storage tank 12 to the ion exchange tank 13.

FIG. 3 shows a third embodiment of the electrolyzed water producing apparatus according to the present invention.
The embodiment shows that the electrolyzed water producing apparatus is different from the electrolyzed water producing apparatus shown in FIG. 1 in that a saturated saline solution is stored in a saline solution storage tank 12 that stores salt S in a net 12a. Further, the same configuration is adopted except that the saturated saline solution in the saline solution storage tank 12 is added to the raw water softened in the ion exchange tank 13 to prepare a diluted saline solution having a predetermined concentration. It should be noted that it is possible to carry out the operation by attaching a saline circulation pump (not shown) to the saline storage tank 12.

In the electrolyzed water generator shown in FIG. 3,
The concentrated saline supply line 1 is connected to the main line 15a of the first supply line 15.
5h and the soft water supply line 15i are connected, and the main line 1
5a includes a salt concentration sensor 15j instead of the supply pump 15d.
Is interposed. The concentrated saline supply line 15h has its upstream end connected to the saline storage tank 12 and
Is open at the bottom, and the downstream end is connected to the upstream end of the main pipe line 15a and is open, and the fixed amount supply pump 15k is interposed. The soft water supply conduit 15i has an upstream end connected to and opened to the soft water supply conduit 16a, and a downstream end connected to and opened to the upstream end of the main conduit 15a, and is an electromagnetic normally closed on-off valve. 15 m is installed. Further, an electromagnetic normally-closed on-off valve 16e is provided downstream of a portion of the soft water supply conduit 16a to which the soft water supply conduit 15i is connected. The constant amount supply pump 15k is adapted to be feedback-controlled by the controller 14 based on the detection signal of the salt concentration sensor 15j, whereby the first supply line 1
No. 5, the main pipe line 15a is supplied with a dilute saline solution having a predetermined concentration. Further, a water level sensor (not shown) provided in the saline solution storage tank 12 and the control device 14 are configured to control each device provided in a portion from the water source to the saline solution storage tank 12, and the saline solution storage tank 12 is controlled. The amount (water level) of the saturated saline solution contained in 12 is maintained within a predetermined range. The rest of the configuration is similar to that of the electrolyzed water generator shown in FIG.

In the electrolyzed water producing apparatus of FIG. 3 thus constructed, during electrolysis operation, the on-off valve 15m is opened and the on-off valve 16e is closed. Almost in the same manner as the generator, a dilute saline solution having a predetermined concentration is supplied to the electrolytic cell 11 and electrolyzed. In addition, in a state where both the on-off valves 15m and 16e are closed, as shown in FIG.
The cation exchange resin is regenerated in a manner similar to that of the electrolyzed water generator. In this embodiment, saturated salt solution (concentrated salt solution) is supplied to the ion exchange tank 13 and the cation exchange resin stored in the ion exchange tank 13 is regenerated. Regeneration operation is performed efficiently.

FIG. 4 shows the fourth embodiment of the electrolyzed water producing apparatus according to the present invention.
This embodiment is different from the electrolyzed water production apparatus shown in FIG. 3 in that the raw water softened in the ion exchange tank 13 and the saturated saline solution in the saline solution storage tank 12 are diluted with salt water. The dilute salt solution having a predetermined concentration is supplied to the tank 19 and the dilute salt solution having a predetermined concentration in the dilute salt water storage tank 19 is supplied by the supply pump 15d as in the electrolyzed water generator shown in FIG. Except for the configuration supplied to the electrolytic cell 11,
It is configured the same.

In the electrolyzed water generator shown in FIG. 4,
Based on the detection signal of the salt concentration sensor 15j provided in the dilute salt water storage tank 19, a pinch valve 15n provided in the concentrated saline supply line 15h and an electromagnetic normally-closed type provided in the soft water supply line 15i. The valve 15m is feedback-controlled by the control device 14 so that a dilute salt solution having a predetermined concentration is prepared in the dilute salt water storage tank 19. The rest of the configuration is similar to that of the electrolyzed water generator shown in FIG.

In the electrolyzed water producing apparatus of FIG. 4 thus constructed, the electrolysis operation is performed in the same manner as in the electrolyzed water producing apparatus shown in FIG. 1, and the cation exchange is performed in the same manner as in the electrolyzed water producing apparatus shown in FIG. The resin regeneration operation is efficiently performed.

FIG. 5 shows a fifth embodiment of the electrolyzed water producing apparatus according to the present invention.
This embodiment is different from the electrolyzed water production apparatus shown in FIG. 3 in that the flow rate sensor 15e is provided in each of the branch pipes 15b and 15c, from the water source to the ion exchange tank 13. Raw water supply pipeline 17 for supplying raw water to
a, a supply pump 17c interposed in the conduit 17a, and an electromagnetic normally-closed on-off valve 17g, and a saline supply pipe for supplying saturated saline in the saline reservoir 12 to the ion exchange tank 13 together with the raw water. A saturated salt in the saline solution storage tank 12 is formed by the passage 16b, an electromagnetic normally closed on-off valve 16f interposed in the pipe 16b, and raw water flowing in the saline supply pipe 16b connected downstream of the on-off valve 16f. Structure of suction pipe line 16g for sucking and supplying water, and discharge pipe line 17b and this pipe line 17
The structure is the same except for the structure of the electromagnetic normally closed on-off valve 17h interposed in b. The ion exchange tank 13 may be arranged outside the saline solution storage tank 12 for implementation.

In the electrolyzed water producing apparatus of FIG. 5 configured as above, the opening / closing valves 15m and 17g are opened and the opening / closing valves 16e, 16f and 17h are closed during the electrolysis operation, and the supply pump In a state in which 17c is driven, a dilute salt solution having a predetermined concentration is supplied to the electrolytic cell 11 and electrolyzed, in substantially the same manner as in the electrolytic water generating apparatus of FIG. Further, the open / close valves 15m, 16e, 17g are closed, the open / close valves 16f, 17h are open, and the supply pump 17c is driven.
Salt water is supplied to the ion exchange tank 13 through 6b,
The regeneration operation of the cation exchange resin housed in the ion exchange tank 13 is performed. Further, the on-off valves 15m, 16e, 16f, 17g, 17h, the supply pump 17c, etc. are controlled by the water level sensor (not shown) provided in the saline solution storage tank 12 and the control device 14 to be stored in the saline solution storage tank 12. The amount (water level) of the saturated saline solution is maintained within a predetermined range.

[Brief description of drawings]

FIG. 1 is a schematic configuration diagram showing a first embodiment of an electrolyzed water generator according to the present invention.

FIG. 2 is a schematic configuration diagram showing a second embodiment of an electrolyzed water generator according to the present invention.

FIG. 3 is a schematic configuration diagram showing a third embodiment of an electrolyzed water generator according to the present invention.

FIG. 4 is a schematic configuration diagram showing a fourth embodiment of an electrolyzed water producing apparatus according to the present invention.

FIG. 5 is a schematic configuration diagram showing a fifth embodiment of an electrolyzed water producing apparatus according to the present invention.

[Explanation of symbols]

11 ... Electrolyte tank, 12 ... Salt solution storage tank, 13 ... Ion exchange tank, 14 ... Control device, 15 ... First supply pipeline, 16 ... Second
Supply pipe, 16a ... Soft water supply pipe, 16b ... Salt water supply pipe, 16c ... Supply pump, 16d ... Open / close valve, 17 ... Third supply pipe, 17a ... Raw water supply pipe, 17b ... Discharge pipe, 17f ... Three-way switching valve.

Claims (4)

[Claims] 1. An electrolysis tank, a saline solution storage tank for storing saline solution used as electrolyzed water, an ion exchange tank for accommodating a cation exchange resin for softening raw water, and the saline solution storage tank A first supply pipeline capable of supplying saline to the electrolytic cell, and soft water from the ion exchange tank to the saline reservoir, and saline from the saline reservoir to the ion exchanger. A second supply pipe that can be supplied, a third supply pipe that can supply raw water from a water source to the ion exchange tank, and a raw water that is inserted in the third supply pipe and is supplied to the ion exchange tank. And a switching valve for stopping the supply of raw water to the ion exchange tank by the switching operation and discharging the flowing water from the ion exchange tank. 2. The electrolyzed water generating apparatus according to claim 1, wherein the second supply pipeline is a soft water supply pipeline capable of supplying soft water from the ion exchange tank to the saline storage tank, and the salt. It is composed of two pipes of a saline supply pipe capable of supplying saline from the water storage tank to the ion exchange tank,
An electrolyzed water generator, wherein a supply pump for supplying the salt solution in the salt solution storage tank to the ion exchange tank is provided in the saline solution supply line. 3. The electrolyzed water generator according to claim 1, wherein the saline solution storage tank is disposed above the ion exchange tank, and the second supply line is connected to the storage surface of the saline solution storage tank. An electrolyzed water producing apparatus characterized in that it is constituted by one pipe line that opens further downward, and that an opening / closing valve is provided in the second supply pipe line. 4. An electrolytic cell, a saline solution storage tank for storing saline solution used as electrolyzed water, an ion exchange tank for accommodating a cation exchange resin to soften the raw water, and the saline solution storage tank A first salt water supply line capable of supplying salt water toward the electrolytic cell, a soft water supply line capable of supplying soft water from the ion exchange tank to the salt solution storage tank, and a salt water storage tank A second salt water supply pipe line capable of supplying salt water to the ion exchange tank, a raw water supply pipe line capable of supplying raw water from the water source to the ion exchange tank, and draining running water from the ion exchange tank A discharge pipe, the second saline supply pipe, the raw water supply pipe and the discharge pipe are provided to allow the supply of raw water to the ion exchange tank and to supply salt to the ion exchange tank. Io that stops both the water supply and the running water discharge from the ion exchange tank A switching means capable of switching to an exchange mode and an ion regeneration mode that allows both supply of saline solution to the ion exchange tank and discharge of running water from the ion exchange tank and stops supply of raw water to the ion exchange tank. An electrolyzed water generator characterized by being provided.