JP3489784B2 - Ion water desalination equipment - Google Patents

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to alkaline functional water (alkali ionized water) for promoting health by electrolyzing water.
Also, the present invention relates to an ion water desalination apparatus that produces medical water (acidic ion water) for sterilization and the like.

[0002]

2. Description of the Related Art Conventionally, in the electrolysis of water, an electrolytic cell having an ion exchange membrane in the central part and a positive electrode in one electrolytic chamber of the electrolytic cell and a negative electrode in the other electrolytic chamber are disposed. I am doing it.

[0003]

In the electrolysis of water using a conventional ion exchange membrane, almost all the charge transfer is carried out by the cation transfer from the positive electrode to the negative electrode, and the reverse transfer of the hydroxide ion occurs. Therefore, the pH of the acidic ionized water generated in the positive electrode tank is significantly lowered, which is a drawback. In addition, when electrolyzing with an equal amount of water, the reaction on the negative electrode tank side has the drawback of increasing the pH of the alkaline ionized water, and it is not possible to make alkaline ionized water or acidic ionized water with a scent of your choice. There was a flaw.

In view of the above-mentioned conventional drawbacks, the present invention has been made.
In order to balance the amount of hydrogen ion production by controlling the amount of electricity supplied, by halving the amount of electricity supplied to the negative electrode, the pH of the target ion water can be controlled and the alkaline ion with a scent of your choice. It is an object of the present invention to provide an ion water desalination apparatus capable of producing water or acidic ion water.

Further, the present invention provides an ion water desalination apparatus capable of electrolyzing water introduced into an electrolytic cell into pure ion water and also producing ion water having an increased ion concentration. Is intended.

The above and other objects and novel features of the present invention will become more fully apparent when the following description is read in view of the accompanying drawings. However, the drawings are for the purpose of explanation only and do not limit the technical scope of the present invention.

[0007]

In order to achieve the above object, the present invention provides an electrolytic cell capable of electrolysis,
Two partition walls provided with ion exchange membranes arranged so as to be partitioned into three electrolysis chambers, a positive electrode provided in the electrolysis chamber at the center of the electrolysis bath, and the electrolysis bath. A negative electrode, which is provided in each of the electrolysis chambers on both sides of the positive electrode, in which half of the current flowing to the positive electrode is passed, and at least one electrolysis chamber of the central electrolysis chamber or both electrolysis chambers An ion water desalination apparatus is configured with a fragrance supply device that supplies a liquid or gas fragrance to produce fragrant alkaline ionized water or acidic ionized water.

[0008]

BEST MODE FOR CARRYING OUT THE INVENTION The present invention will be described in detail below with reference to the embodiments shown in the drawings.

In the first embodiment of the present invention shown in FIGS. 1 to 6, reference numeral 1 denotes an electrolytic cell installed on the upper part of a machine casing 2 for electrolyzing water. Supporting pieces 4, 4 are formed on the inner wall surface of the electrolytic cell 1 so as to be partitioned into three electrolytic chambers 3, 3A, 3.

Reference numerals 5 and 5 denote the electrolytic cell 1 and three electrolytic chambers 3,
3A, a pressing member 7 using four turnbuckle mechanisms on the supporting pieces 4, 4 with sealing materials 6, 6 between them.
With two partition walls that are pressed and fixed by 7, 7, and 7,
As shown in FIGS. 4 and 5, the two partition walls 5 and 5 are provided with a plurality of cation exchange membranes 8 and a plurality of anion exchange membranes 9 whose outer peripheral portions are supported by the support pieces 4. A pair of partition wall bodies 10 and 10A, a channel-shaped frame body 12 for forming a water chamber 11 between the pair of partition wall bodies 10 and 10A, and a water chamber 11 in the frame body 12 The water supply device 13 supplies and discharges water and drinking water.

Reference numeral 14 denotes an electrolysis chamber 3A at the center of the electrolysis cell 1.
Fixedly installed in the electrolytic cell 1 so as to be located inside,
It is a positive electrode with titanium coated with platinum.

Numeral 15 is fixedly installed in the electrolysis cell 1 so as to be located in the electrolysis chamber 3 on one side of the electrolysis cell 1 and is approximately half of the electric current flowing to the positive electrode 14. It is a fixed negative electrode made of titanium coated with platinum, through which an electric current flows.

15A is an electrolysis chamber 3 on the other side of the electrolysis tank 1.
The negative electrode support member 43 so that it can be positioned at any position inside
Is a movable negative electrode which can be fixed to the electrolytic cell 1 by the lock bolts 44, 44 in a positionally adjustable manner, in which approximately half the current flowing to the positive electrode 4 flows, and titanium coated with platinum plating.

Reference numeral 16 denotes each of the electrolysis chambers 3 and 3A of the electrolysis tank 1.
Drinking water such as tap water that is electrolyzed into 3 branch pipes 17, 1
An on-off valve 18, 18, 18 is provided in each of the branch pipes 17, 17, 17 of the decomposed water supply device 16 for supplying the decomposed water using 7, 7.

Reference numeral 19 denotes an electrolysis chamber 3A at the center of the electrolysis cell 1.
It is an acidic ion water recovery device that drains the pure acidic ion water generated in step 1 to the acidic ion water storage tank 20 via the acidic ion water drain pipe 19a provided with the opening / closing valve 21.

22 and 22A are alkaline ionized water drainage pipes 2 provided with opening / closing valves 23 and 23 for pure alkaline ionized water generated in the electrolysis chambers 3 and 3 on both sides of the electrolytic cell 1.
Alkaline ion water storage tanks 25, 2 via 4, 24
It is an alkaline ionized water recovery device that drains to 5A.

26 is the positive electrode 14 and the fixed negative electrode 1
5. A voltage control device for controlling the voltage for supplying a desired current to the movable negative electrode 15A.

Reference numerals 45, 45 and 45 are the electrolysis chamber 3 in the central portion.
A, a fragrance supply device for supplying liquid fragrances such as orange, peach, lemon, and tea into the electrolysis chambers 3, 3 on both sides, and the fragrance supply devices 45, 45, 45 are liquid fragrance storage tanks 46, 46, 46 and this liquid flavor storage tank 4
Valves 47, 4 attached to the liquid perfume storage tanks 46, 46, 46 supplied in the form of water droplets from 6, 46, 46
It is composed of nozzles 48, 48, 48 including 7, 47.

In the ion water desalination apparatus 27 having the above-described structure, when alkaline ionized water having the same pH is produced in the electrolysis chambers 3 and 3 inside the electrolytic cell 1, the distance from the positive electrode 14 is the same. When the movable negative electrode 15A is positioned so that alkaline ionized water of different pH is created, the movable negative electrode 15A is moved and set so that the distance from the positive electrode 14 is different. After that, each electrolysis chamber 3 and 3 of the electrolysis tank 1
On-off valves 18, 18, 1 of the decomposition water supply device 16 in A and 3
8 is opened to supply a predetermined amount of drinking water and the on-off valves 18, 18, 18 are closed, and two partition walls 5,
Water is supplied to the water chambers 11 and 11 by the water supply devices 13 and 13 of FIG.
One or several drops of liquid perfume are supplied into the electrolytic chamber 3A in the central portion and the electrolytic chambers 3 and 3 on both sides by. The liquid flavors supplied to the electrolysis chambers 3, 3A, 3 may be the same or different liquid flavors may be used depending on the electrolysis chambers 3, 3A, 3.

After that, the positive electrode 14 and the fixed negative electrode 15,
A current is passed through the movable negative electrode 15A for a certain period of time to perform electrolysis. At this time, the anions and cations that have undergone the charge transfer due to the electrolytic reaction are separated and collected by the cation exchange membrane or the anion exchange membrane, and as shown in FIG. The cations of the decomposed water in the chamber 3A are composed of a pair of partition wall bodies 10 of the two partition walls 5 and 1.
After passing through a plurality of cation exchange membranes 8 of 0A, they are guided to the electrolysis chambers 3 and 3 provided with the fixed negative electrode 15 and the movable negative electrode 15A on both sides.

Further, the anions of the decomposed water in the electrolysis chambers 3 and 3 provided with the fixed negative electrode 15 and the movable negative electrode 15A on both sides are provided with a pair of partition wall bodies 10 and 10A of the two partition walls 5 and 5.
After passing through the plurality of anion exchange membranes 9, 9, it is guided to the electrolysis chamber 3A provided with the positive electrode 14 in the central portion.

Further, a water chamber 11 between the pair of partition wall bodies 10, 10A and 10, 10A of the two partition walls 5, 5.
The cations of the tap water and drinking water supplied into 11 are introduced to the electrolysis chambers 3 and 3 on both sides, and the anions are introduced to the electrolysis chamber 3A in the central part to increase the ion concentration and Pure scented acidic ionized water having a pH of 3.0 to 3.2 is generated in the electrolysis chamber 3A, and the pH is the same in the electrolysis chambers 3 and 3 on both sides 9.2 to 9.8. Different pure scented alkaline ionized waters of 9.1 to 9.5 and 9.6 to 9.9 are produced.

When the acidic ionized water or alkaline ionized water with fragrance is generated in this way, the opening / closing valve 21 of the acidic ionized water drainage pipe 19 is opened to be stored in the acidic ionized water storage tank 20, and the alkaline ionized water drainage is also performed. Tube 22, 22A
The open / close valves 23, 23 are opened and stored in the alkaline ionized water storage tanks 25, 25A.

The water that has passed through the two partition walls 5 and 5 can be used as reserve water for producing pure water.

[0025]

Different Embodiments of the Invention Next, different embodiments of the present invention shown in FIGS. 7 to 28 will be described. In addition,
In the description of these different embodiments of the present invention, the same components as those of the first embodiment of the present invention will be denoted by the same reference numerals and redundant description will be omitted.

The second embodiment of the present invention shown in FIGS. 7 and 8 is mainly different from the first embodiment of the present invention in that the inside of the electrolysis chamber 3A in the central portion of the electrolytic cell 1 is different. As described above, at least two positive electrodes 14A, 14A, 14A, which are formed by coating titanium with a large number of holes 28 with platinum plating, and in the embodiment of the present invention, three positive electrodes 14A, 14A, 14A, are arranged in parallel at a predetermined interval. Formed positive electrodes 14A, 14A, 14A
By arranging 3 sheets in parallel at a predetermined interval, the conductivity is improved, and it can be used for electrolysis of water containing heavy metals, and ions can be moved by the large number of holes 28 in the positive electrodes 14A, 14A, 14A. Therefore, it is possible to provide an ion water desalination apparatus 27A capable of easily producing strong acid ion water and strong alkali ion water.

The third embodiment of the present invention shown in FIGS. 9 and 10 is mainly different from the second embodiment of the present invention in that the inside of the electrolytic chamber 3A in the central portion of the electrolytic cell 1 is different. At least two or more positive electrodes 14B, 14B, 1 in the embodiment of the present invention, which are formed by weaving or knitting the titanium-coated platinum-plated wire material 29 to form a mesh shape.
Even with the ion water desalination apparatus 27B configured in this way, the same effects as those of the second embodiment of the present invention can be obtained in that the 4B are arranged in parallel at a predetermined interval.

The fourth embodiment of the present invention shown in FIGS. 11 and 12 is mainly different from the second embodiment of the present invention in that the inside of the electrolytic chamber 3A in the central portion of the electrolytic cell 1 is different. A positive electrode 14 formed by weaving or knitting a wire 29 coated with titanium and platinum plating to form a cylindrical mesh.
In view of the provision of C, the ion water desalination apparatus 27C having the above-described structure can also obtain the same operational effect as that of the second embodiment of the present invention.

The fifth embodiment of the present invention shown in FIGS. 13 and 14 is mainly different from the first embodiment of the present invention in that the electrolysis chambers 3 and 3 on both sides of the electrolytic cell 1 are different from each other. Electrode plates 15a, 15a in which a perforated plate obtained by coating titanium with a large number of holes 28 formed therein by platinum plating is formed into an elliptic cylinder shape.
In terms of using the fixed negative electrode 15 and the movable negative electrode 15A, the ion water desalination apparatus 27D configured in this way has the same effect as that of the first embodiment of the present invention. can get.

The sixth embodiment of the present invention shown in FIG. 15 and FIG. 16 is mainly different from the fifth embodiment of the present invention in that the wire 29 made of titanium coated with platinum plating is woven. In the point of using the fixed negative electrode 15 and the movable negative electrode 15A using the electrode plates 15b, 15b formed by knitting or forming an elliptic cylindrical mesh, the ion water desalination apparatus 27E configured as described above also has the above-mentioned structure. The same effect as that of the fifth embodiment of the present invention can be obtained.

The seventh embodiment of the present invention shown in FIGS. 17 and 18 is mainly different from the first embodiment of the present invention in that the negative electrodes 15 and 15 on both sides are connected to the electrolytic cell 1.
Fixedly installed in the electrolysis tank 1 with the positive electrode 14D
In addition, the positive electrode support member 49 can be attached by the lock bolts 50, 50 so that it can be located at any position in the electrolysis chamber 3A. The same effect as that of the first embodiment of the invention can be obtained.

The eighth embodiment of the present invention shown in FIGS. 19 to 21 is mainly different from the first embodiment of the present invention in that the negative electrode support member 43 is disposed above the electrolytic cell 1. It is mounted so as to be slidable, and a screw shaft 31 that is screwed into a screw hole 30 formed in substantially the central portion of the negative electrode support member 43 can be rotated normally or reversely by a forward / reverse rotation motor 32 attached to the electrolytic cell 1. An ion water desalination apparatus 27G configured in this manner in terms of using the electrode moving apparatus 33.
In this case, the same effect as that of the first embodiment of the present invention can be obtained, and the negative electrode support member 43 is slid by the negative electrode moving device 33 so that the electrolytic chamber 3 in the electrolytic cell 1 can be moved. The opening is enlarged and electrolysis is performed to easily store clothes or the like to which a substance that can be removed is attached in the electrolysis chamber 3, and then the negative electrode support member 43 is moved to a predetermined position to generate electricity. Decomposition can be done.

In the ninth embodiment of the present invention shown in FIGS. 22 to 25, the main difference from the fifth embodiment of the present invention is two partition walls 5A and 5A. Each of the partition walls 5A and 5A has a channel-shaped fixed frame 36 in which a water passage 34 capable of supplying water for increasing the ion concentration is formed on one side wall and a drainage port 35 is formed on the other side wall. And a pair of partition wall main bodies 10 and 10 having a cation exchange membrane 8 and an anion exchange membrane 9 fixed by a plurality of screws 37 so as to cover both side surfaces of the fixed frame 36, and the pair of partition walls. Wall body 1
In the fixed frame 36 covered with 0 and 10, at least one pressure equalizing plate 38, 38, 38 is formed of three perforated plates at predetermined intervals in the embodiment of the present invention. . Even if the ion water desalination apparatus 27H using the partition walls 5A and 5A configured as described above is used, the same operation and effect as those of the fifth embodiment of the present invention can be obtained, and two partition walls 5A are provided. Since the water for increasing the ion concentration supplied to the inside of 5A sequentially flows from the lower part to the upper part, the ions of the water can be efficiently moved.

The tenth aspect of the present invention shown in FIGS. 26 to 28.
In the embodiment of the present invention, the difference from the ninth embodiment of the present invention is mainly that the drainage ports 3 of the two partition walls 5A and 5A are different.
The overflow water drained from Nos. 5 and 35 is used for the hose 39.
The overflow water recovery tank 40 can be recovered via the
In the point that the overflow water of 0 can be supplied into the electrolysis chamber 3A by the overflow water supply device 43 in which the pump 41 is provided in the supply hose 42, the ion water desalination device 27I configured as described above is provided. Electrolysis chamber 3A for making acidic ionized water from overflow water used to increase ion concentration and pH of 5-6
It is possible to efficiently produce acidic ionized water by supplying the water to and to eliminate the discharged water.

Although the movable cathode 15A or the movable cathode 14D is used in the description of each embodiment of the present invention, the cathode and anode of each embodiment of the invention are described. And may be fixedly attached to the electrolytic cell 1. Although the liquid fragrance is used in each of the embodiments of the present invention, the gas fragrance is supplied into the electrolysis chambers 3, 3A, 3 so that the electrolysis chambers 3, 3A, 3 can be hermetically sealed. Similar effects can be obtained by using the gas fragrance supply device.

[0036]

As is apparent from the above description, the following effects can be obtained in the present invention.

(1) An electrolytic cell capable of performing electrolysis, two partition walls provided with ion exchange membranes arranged so that the inside of the electrolytic cell is divided into three electrolytic chambers, and the electrolytic cell A positive electrode provided in the central electrolysis chamber, and a negative electrode to which half of the current flowing to the positive electrodes respectively provided in the electrolysis chambers on both sides of the electrolytic cell are respectively passed,
Since it is configured with a perfume supply device for supplying liquid or gas perfume into at least one electrolysis chamber of the central electrolysis chamber or both side electrolysis chambers to produce fragrant alkaline ionized water or acidic ionized water. By controlling the amount of electricity to be applied, it is possible to balance the amount of hydrogen ions produced and to create scented ionized water. Therefore, the target pH control of ionized scented water can be performed.

(2) According to the above (1), the anions and cations that have undergone charge transfer by the electrolytic reaction can be separated and collected by the ion exchange membrane.

(3) According to the above (1), since the structure is simple, it can be easily implemented.

(4) Claims 2, 3 and 4 are from (1) to
The same effect as in (3) is obtained, and since two partition walls are equipped with a cation exchange membrane and an anion exchange membrane, respectively, it is possible to produce pure scented acidic ionized water and alkaline ionized water. it can.

(5) According to claim 5, the same effects as (1) to (4) can be obtained, and the amount of electricity supplied is increased by the water supplied to the two partition walls to promote the production of hydrogen ions. The balance of the decrease can be adjusted, and the ion concentration can be increased.

[Brief description of drawings]

FIG. 1 is a plan view of a first embodiment of the present invention.

FIG. 2 is a front view of the first embodiment of the present invention.

FIG. 3 is an enlarged sectional view taken along line 3-3 of FIG.

FIG. 4 is an exploded perspective view of the partition wall according to the first embodiment of this invention.

FIG. 5 is a partially cutaway explanatory view of the partition wall according to the first embodiment of this invention.

FIG. 6 is an explanatory diagram during electrolysis according to the first embodiment of this invention.

FIG. 7 is a plan view of the second embodiment of the present invention.

FIG. 8 is an explanatory diagram of a positive electrode according to a second embodiment of the present invention.

FIG. 9 is a plan view of the third embodiment of the present invention.

FIG. 10 is an explanatory diagram of a positive electrode according to a third embodiment of the present invention.

FIG. 11 is a plan view of the fourth embodiment of the present invention.

FIG. 12 is an explanatory diagram of a positive electrode according to a fourth embodiment of the present invention.

FIG. 13 is a plan view of the fifth embodiment of the present invention.

FIG. 14 is an explanatory diagram of a negative electrode according to a fifth embodiment of the present invention.

FIG. 15 is a plan view of the sixth embodiment of the present invention.

FIG. 16 is an explanatory diagram of a negative electrode according to a sixth embodiment of the present invention.

FIG. 17 is a plan view of the seventh embodiment of the present invention.

FIG. 18 is a front view of the seventh embodiment of the present invention.

FIG. 19 is a plan view of the eighth embodiment of the present invention.

20 is an enlarged cross-sectional view taken along line 20-20 of FIG.

FIG. 21 is an explanatory diagram of a moving state of the negative electrode according to the eighth embodiment of the present invention.

FIG. 22 is a plan view of the ninth embodiment of the present invention.

FIG. 23 is a front view of the ninth embodiment of the present invention.

24 is an enlarged cross-sectional view taken along the line 24-24 in FIG.

FIG. 25 is an exploded perspective view of a partition wall according to a ninth embodiment of this invention.

FIG. 26 is a plan view of the tenth embodiment of the present invention.

FIG. 27 is a front view of the tenth embodiment of the present invention.

FIG. 28 is an explanatory diagram of an overflow water supply device according to the tenth embodiment of the present invention.

[Explanation of symbols]

1: electrolysis tank, 2: machine frame, 3A: electrolysis chamber, 4: supporting piece, 5A: partition wall, 6:
Sealing material, 7: Pressing tool, 8: Cation exchange membrane, 9: Anion exchange membrane, 10: Partition wall body, 1
1: Water chamber, 12: Frame body, 13: Water supply device, 14, 14A to 14D: Positive electrode, 15: Fixed negative electrode, 15A: Movable negative electrode, 16: Dissolved water supply device, 17: Branch pipe, 18 : On-off valve, 1
9: Acidic ion water recovery device, 20: Acidic ion water storage tank, 21: Open / close valve, 22, 22A: Alikari ion water recovery device, 23: Open / close valve, 24:
Alkaline ion water drain pipe, 25: Alkaline ion water storage tank, 26: Voltage control device, 27, 27A to 27I:
Ion water demineralizer, 28: many holes, 29: wire rod, 30: screw hole, 31: screw shaft, 3
2: forward / reverse rotation motor, 33: negative electrode moving device, 34:
Water channel, 35: drain port, 36: fixed frame, 37: screw, 38: pressure equalizing plate, 39:
Hose, 40: Overflow water recovery tank, 41: Pump, 42: Supply hose, 43: Cathode support member, 44: Rock bolt, 45: Perfume supply device,
46: liquid perfume storage tank, 47: valve,
48: Nozzle, 49: Positive electrode support member, 50: Rock bolt.

─────────────────────────────────────────────────── ─── Continuation of the front page (58) Fields surveyed (Int.Cl. ⁷ , DB name) C02F 1/46

Claims (5)

(57) [Claims] 1. An electrolytic cell capable of performing electrolysis, two partition walls provided with an ion exchange membrane arranged so that the interior of the electrolytic cell is partitioned into three electrolytic chambers, and the electrolytic cell of the electrolytic cell. A positive electrode provided in a central electrolysis chamber, a negative electrode provided with electrolysis chambers provided on both side electrolysis chambers of the electrolytic cell, respectively, to which a half current is applied, and a central electrolysis Ion water, comprising a perfume supply device for supplying liquid or gaseous perfume into at least one electrolysis chamber of a chamber or both side electrolysis chambers to produce scented alkaline ionized water or acidic ionized water Desalination equipment. 2. An electrolytic cell capable of performing electrolysis, and two partition walls provided with a cation exchange membrane and an anion exchange membrane arranged so that the interior of the electrolytic cell is partitioned into three electrolytic chambers. And a positive electrode provided in the electrolysis chamber at the center of the electrolytic cell, and a negative electrode to which half of the current flowing to the positive electrodes provided in the electrolysis chambers at both sides of the electrolytic cell are respectively passed. And a perfume supply device for supplying liquid or gaseous perfume into at least one electrolysis chamber in the central electrolysis chamber or both side electrolysis chambers to produce scented alkaline ionized water or acidic ionized water. Ion water demineralizer characterized by. 3. An electrolytic cell capable of performing electrolysis, two partition walls provided with an ion exchange membrane arranged so that the interior of this electrolytic cell is divided into three electrolytic chambers, and the electrolytic cell of the electrolytic cell. Ionized water desalination consisting of a positive electrode provided in a central electrolysis chamber and a negative electrode provided with electrolysis chambers provided on both sides of the electrolysis cell, to which half of the current flowing to the positive electrode is respectively passed. In the device, one of the positive electrode and the negative electrodes on both sides can be moved and adjusted so that the distance between the positive electrode and the negative electrodes on both sides can be changed, and the central portion can be changed. Is provided with a perfume supply device for supplying liquid or gaseous perfume into at least one electrolysis chamber of the electrolysis chamber or at both sides of the electrolysis chamber to produce scented alkaline ionized water or acidic ionized water. AEON Suizo Water equipment. 4. An electrolytic cell capable of performing electrolysis, and two partition walls provided with a cation exchange membrane and an anion exchange membrane arranged so that the interior of the electrolytic cell is partitioned into three electrolytic chambers. And a positive electrode provided in the electrolysis chamber at the center of the electrolytic cell, and a negative electrode to which half of the current flowing to the positive electrodes provided in the electrolysis chambers at both sides of the electrolytic cell are respectively passed. In the ion water desalination apparatus consisting of, the distance between the positive electrode and the negative electrodes on both sides can be changed by adjusting the movement of one of the positive electrode and the negative electrodes on both sides. In addition, there is provided a perfume supply device for supplying liquid or gaseous perfume into at least one electrolysis chamber in the central electrolysis chamber or the electrolysis chambers on both sides to make fragrant alkaline ionized water or acidic ionized water. Special thing Ionized water demineralizer to collect. 5. The two partition walls have a box-shaped partition wall main body having a cation exchange membrane and an anion exchange membrane on both sides, and water for increasing the ion concentration is supplied into the partition wall main body from below. Water supply device and at least one in the partition wall body
It is composed of a pressure equalizing plate, which is attached to the partition wall main body so as to equalize the water supplied into the partition wall main body, and an overflow water recovery device attached to the upper portion of the partition wall main body. The ionized water desalination apparatus according to any one of claims 1 to 4, which is characterized.