JPH11319832A - Electrolytic water forming apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To allow high water pressure to rapidly and exactly escape to a drain pipe by acting the high water pressure directly on a relief valve on the inflow side of a water supply pipe when the high water pressure (pressure above set pressure) acts on the water supply pipe from a water pipe. SOLUTION: This electrolytic water forming apparatus A is provided with the electrolytic cell 10 of a water flow type, the water supply pipe 24 which is connected to a water supply source, such as the water pipe 27, and supplies the treating water to the electrolytic cell 10 in a pressurized state and tapping pipes 41, 42 which are provided with faucets 43 to 46 at their top ends and are capable of tapping the electrolytic water formed in the electrolytic cell 10. The electrolytic water is formed in the electrolytic cell 10 by opening the faucets 43 to 46 disposed at the front ends of the tapping pipes 41, 42. The apparatus is capable of tapping the formed electrolytic water from the opened faucets 43 to 46. With such apparatus, the drain pipe 63 is rectilinearly connected to the inflow side rectilinear section 24a of the water supply pipe 24. A relief valve (safety valve) 28 opened at a set pressure is interposed into the rectilinear connection section 63a of the drain pipe 63.

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 for electrolyzing treated water such as tap water sent under pressure to generate electrolyzed water.

[0002]

2. Description of the Related Art As one type of an electrolyzed water generating apparatus, a continuous electrolyzed water generating apparatus which is first stopped, that is, a flowing water type electrolyzing tank, and a treated water is connected to a water supply source such as a water pipe to supply the electrolyzed water to the electrolyzing tank. A water supply pipe to be supplied in a pressurized state, and a pouring pipe provided with a faucet at the tip and capable of pouring out the electrolytic water generated in the electrolytic cell, provided at the tip of the pouring pipe. There is an electrolyzed water generation device that generates electrolyzed water in an electrolysis tank by opening a water faucet and that can discharge the generated electrolyzed water from the opened water faucet, for example, Japanese Patent Application Laid-Open No. 7-251177. And Japanese Patent Application Laid-Open No. 9-192666.

[0003]

In the electrolyzed water generating apparatus disclosed in each of the above publications, the faucet is opened from the water supply pipe as in the case where the faucet is opened and the faucet is closed from the state where the electrolyzed water is injected. High water pressure (for example, a water hammer) may act on all the parts up to the point, and there is a possibility that problems such as water leakage at each part due to the high water pressure and damage to parts may occur.

[0004]

SUMMARY OF THE INVENTION The present invention has been made to address the above problems, and has a flow-through type electrolytic cell,
A water supply pipe that is connected to a water supply source such as a water pipe and supplies treated water to the electrolytic cell in a pressurized state, and a faucet is provided at the tip to discharge the electrolytic water generated in the electrolytic cell. By opening the faucet provided at the tip of the pouring tube, the electrolytic water is generated in the electrolytic cell, and the generated electrolytic water is discharged from the opened faucet. A relief valve (safety valve) that connects a drainage pipe linearly to an inflow-side straight part of the water supply pipe and opens the linear connection part of the drainage pipe at a set pressure at a set pressure. It is characterized by having interposed.

[0005]

In the electrolyzed water generating apparatus according to the present invention, a relief valve that opens at a set pressure at a linear connection part of a drain pipe linearly connected to an inflow side linear part of a water supply pipe is provided. Because high water pressure (pressure greater than the set pressure) acts on the water supply pipe from a water supply source such as a water pipe, the high water pressure can be applied directly to the relief valve on the inflow side of the water supply pipe, High water pressure can be accurately and quickly released to the drain pipe via the relief valve. Therefore, it is possible to reliably prevent the occurrence of problems such as water leakage at each part due to high water pressure and damage to parts, and to improve the reliability of the electrolyzed water generation device.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. The electrolytic water generating apparatus A according to the present invention shown in FIG. 1 includes an electrolytic cell 10 and a pair of supply pipes 21 and
2, a pair of outlet pipes 31, 32, and a pair of outlet pipes 41,
42, a flow path switching valve 50, and a pair of drain pipes 61, 62.
And a pair of drain valves 71 and 72 and a pair of flow sensors 8
1 and 82 and an electric control device 100.

The electrolytic cell 10 is a well-known flowing electrolytic cell provided with electrodes 14 and 15 in a pair of electrode chambers 12 and 13 defined by a diaphragm 11, respectively. The electric control unit 100 controls the application of a positive voltage or a reverse voltage between the electrodes 14 and 15 and the energization from a DC power supply (not shown) in each applied state. I have. Electrolyzer 10
Has inlets 16, 17 and outlets 18, 19 which are arranged opposite to each other with the diaphragm 11 interposed therebetween.
Are connected to the supply pipes 21 and 22, respectively.
Outlet pipes 31, 32 are connected to 8, 19, respectively.

Each of the supply pipes 21 and 22 is connected to a water supply pipe 24 provided with a pressure reducing valve 23 in the main body 90, so that treated water (tap water) supplied through the water supply pipe 24 becomes substantially equal. The water is distributed and supplied to each of the electrode chambers 12 and 13 of the electrolytic cell 10. In addition, the water supply pipe 24 is connected to a water pipe 27 via a water purifier 25 and a main plug 26 provided outside the main body 90, and a relief valve (safety valve opened at a set pressure or higher) 28 provided inside the main body 90. Is connected to the drain pipe 63 via the. The relief valve 28 is connected to the water supply pipe 2.
The drainage pipe 63 is linearly connected to the inflow-side straight portion 24a of FIG. 4 and is interposed at a straight connection portion 63a of the drain pipe 63 so as to open at a set pressure.

The outlet pipes 31 and 32 lead alkaline water and acidic water generated in the electrode chambers 12 and 13 of the electrolytic cell 10 to the flow path switching valve 50, respectively.
0, it is disposed between the electrolytic cell 10 and the flow path switching valve 50. Each of the injection pipes 41 and 42 guides alkaline water and acidic water from the flow path switching valve 50 to a use point outside the main body 90, and extends out of the main body 90. Faucet 43, 44, 45, 46 are provided respectively.

The flow path switching valve 50 is driven by an electric motor (not shown) to be in a first position (a state shown by a solid line in FIG. 1) or a second position (a state shown by a virtual line in FIG. 1). And each of the outlet pipes 41 and 42 and each of the outlet pipes 3
This is a four-port two-position switching valve for switching the communication connection between the first and second communication connections.
It is controlled by 0. The switching position of the flow path switching valve 50 is detected by a position detection sensor (not shown), and a detection signal thereof is input to the electric control device 100.

The drain pipes 61 and 62 are respectively branched and connected to the flow switching valve 50 and the discharge pipes 41 and 42 between the faucets 43, 44, 45 and 46 in the main body 90. Is connected to a drain pipe 63 of Each drain valve 71, 72
Is a normally-closed electromagnetic on-off valve interposed in each of the drain pipes 61 and 62, and the on-off operation is performed by the electric control device 100.
Is controlled by the Each flow sensor 8
Reference numerals 1 and 82 are provided in each of the supply pipes 21 and 22 to detect the flow rate in the pipes, and the detection signals are input to the electric control device 100.

The electric control device 100 includes a main switch (a switch that enables electrolytic generation when turned on and disables electrolytic generation when turned off) 101, a changeover manual switch 102,
It includes a switching time display lamp (can also be implemented by a buzzer) 103, an error warning buzzer (can be implemented by a warning lamp) 104, and the like, and a detection signal of the flow sensor 81 or 82 by the opening operation of the faucet 43/44 or 45/46. Control program for starting the energization of the electrodes 14 and 15 based on the above and intermittently opening the drain valve 71 or 72 of the drain pipe 61 or 62 branched to the water stop side discharge pipe, a set time integration timer The polarity is switched to the electrodes 14 and 15 (electrode 1) every time the electrolysis generation time counted by the integration (not shown) reaches a set time (which can be set arbitrarily).
A control program for executing both the inversion of + and-applied to 4 and 15) and the switching of the flow path switching valve 50 (switching from the solid line state to the virtual line state in FIG. 1 or vice versa), specific conditions, A microcomputer (not shown) having a control program or the like for executing switching of the flow path switching valve 50 by manual operation of the switching manual switch 102 by a user (usually performed based on lighting of the switching time display lamp 103). (Omitted).

The misuse alarm buzzer 104 starts operating when the changeover manual switch 102 is manually operated, and the switching of the flow path changeover valve 50 is executed independently by the manual operation of the changeover manual switch 102 and is completed. After that, the electrolytic generation time from the time when the flow sensors 81 and 82 detect the flowing water is a predetermined time (the alkaline water and the acidic water which have passed through the flow path switching valve 50 are injected from each of the water taps 43, 44, 45 and 46). (Set in consideration of the actual measurement time until it is issued), the operation is stopped.

In the electrolyzed water generating apparatus configured as described above, the main plug 26 is opened and the main switch 101 of the electric control device 100 is turned on with the water taps 43, 44, 45, 46 closed. , Each faucet 43, 44, 45
By appropriately opening 46, each operation (operation when alkaline water and acidic water are used together continuously, operation when alkaline water or acidic water is used continuously alone, alkaline water and acidic water Operation when water is used appropriately) is obtained, and alkaline water and / or acidic water generated by electrolysis of the treated water (tap water) is supplied to each faucet 43.
-It can be poured out appropriately through 44, 45, 46 and used.

In the above-described embodiment, the relief valve 28 is opened at a set pressure to the linear connection portion 63a of the drain pipe 63 linearly connected to the inflow-side linear portion 24a of the water supply pipe 24 via the relief valve 28. Therefore, when a high water pressure (a pressure equal to or higher than a set pressure) acts on the water supply pipe 24 from the water pipe 27, the high water pressure can be directly applied to the relief valve 28 on the inflow side of the water supply pipe 24, The water pressure can be accurately and quickly released to the drain pipe 63 via the relief valve 28. Therefore, it is possible to reliably prevent problems such as water leakage due to high water pressure and damage to parts,
The reliability of the electrolyzed water generator A can be improved.

In the above embodiment, the present invention is applied to the electrolyzed water generating apparatus A shown in FIG. 1. However, the electrolyzed water is connected to a flowing water type electrolytic tank and a water supply source such as a water pipe, and the treated water is supplied to the electrolytic cell. A water supply pipe for supplying a pressurized state, and a discharge pipe which is provided with a faucet at a tip thereof and which can pour out the electrolytic water generated in the electrolytic cell. By opening the provided faucet, the electrolyzed water is generated in the electrolysis tank, and the present invention can be similarly applied to an electrolyzed water generating apparatus capable of discharging the generated electrolyzed water from the opened faucet. It is not limited to the above embodiment.

[Brief description of the drawings]

FIG. 1 is an overall configuration diagram schematically showing an embodiment of an electrolyzed water generation device according to the present invention.

[Explanation of symbols]

A: electrolyzed water generator, 10: electrolytic cell, 11: diaphragm, 1
2, 13 ... electrode chamber, 14, 15 ... electrode, 21, 22 ... supply pipe, 24 ... water supply pipe, 24a ... inflow side linear portion, 28 ...
Relief valves, 31, 32 ... Outgoing pipes, 41, 42 ... Outlet pipes, 43, 44, 45, 46 ... Faucet, 50 ... Flow path switching valve, 61, 62, 63 ... Drain pipe, 63a ... Straight connection Parts, 71, 72: drain valve, 81, 82: flow sensor, 1
00: electric control device, 101: main switch, 102
... Switching manual switch, 103 ... Switching time display lamp.

Claims (1)

[Claims] 1. A flow-through type electrolysis tank, a water supply pipe connected to a water supply source such as a water pipe to supply treated water to the electrolysis tank in a pressurized state, and a water faucet provided at a tip portion to provide the electrolysis tank. By providing a discharge pipe capable of discharging the electrolyzed water generated in the tank, and by opening a faucet provided at the tip of the discharge pipe, the electrolyzed water is generated in the electrolysis tank and generated. In the electrolyzed water generating apparatus that can be discharged from the opened faucet, the electrolyzed water is connected to the drainage pipe linearly with respect to the inflow side linear portion of the water supply pipe,
An electrolyzed water generating apparatus characterized in that a relief valve which opens at a set pressure is interposed at a straight connection portion of the drain pipe.