JP3965491B2 - Alkaline ion water generator and acidic ion water generator - Google Patents

Description

  The present invention relates to an alkaline ionized water generator and an acidic ionized water generator by electrolysis of water by applying a voltage between an anode and a cathode of an electrolytic cell via a diaphragm.

  Patent Document 1 discloses a manufacturing apparatus and a manufacturing method for producing ionic water that maintains a strong pH of around pH 2 or strong alkalinity of around pH 12 and maintaining a stable pH value over a long period of time.

  The manufacturing apparatus of Patent Document 1 uses a ceramic ion-exchange membrane whose main component is a crystalline clay mineral such as montmorillonite, and generates ionic water that maintains a stable pH value by dissolving the components. In addition, by forming a ceramic ion exchange diaphragm made of special material into a cylindrical sealed tub and arranging a plurality of them in the same electrolytic cell, guiding the treated water into the sealed tub and performing electrolysis continuously The pH value was increased.

  Patent Document 2 discloses a water reforming unit using electrolysis having a structure capable of recovering a reaction product (precipitate) by purifying contaminated water and the disadvantages of Patent Document 1 having a limited processing capacity. . In the present invention, a unit using a ceramic ion exchange diaphragm mainly composed of a crystalline clay mineral such as flat montmorillonite has been proposed.

  These ionic water generators that obtain treated water with a strong alkaline or acidic pH value that is stable for a long period of time are partitioned by a small bowl-shaped electrolysis chamber or a small plate-shaped diaphragm of 20 to 30 cm square due to the limitations of a special ceramic diaphragm. A method has been adopted in which electrolysis is continuously performed by arranging the electrolysis chambers in an electrolytic cell.

  For this reason, when wastewater treatment, water quality maintenance treatment, etc. are performed in large quantities per unit time, conventional ion water generators that are sealed in the electrolytic cell space with the limited small square diaphragm cannot be used. was there.

JP-A-8-24865 (pages 2, 3, 4 and FIG. 1) Japanese Patent Application No. 2002-380357 (pages 2, 3, 4 and 1)

  The present invention has been made in view of the above-mentioned problems, and performs alkaline ionization or acidic ionization treatment by electrolysis of treated water in a large amount per unit time continuously in one direction within a sealed duct of a cylindrical diaphragm. It is an object of the present invention to provide a generation device that can pass strong water to generate strong ion water.

  It is another object of the present invention to provide a generating apparatus that ionizes a large amount of flowing water such as river water or mine drainage water by connecting a plurality of electrolysis units in series or in parallel.

The alkaline ionized water generating device of the present invention is arranged by maintaining a predetermined gap distance by aligning the central axis of the ion-exchange membrane formed into a cylindrical shape with the central axis of the negative central electrode in the shape of a rod or pipe.
Maintaining a predetermined gap distance by aligning the central axis of the mesh-shaped or electrolytic solution-permeable positive outer cylinder electrode formed in a cylindrical shape outside the cylindrical diaphragm,
The electrolyte solution is circulated outside the cylindrical diaphragm, the treated water is allowed to flow from the bottom inside the partition, and a DC voltage is applied between the positive and negative electrodes to perform electrolysis, from above the partition. An alkaline ionized water generating apparatus for alkalinely ionizing treated water to flow out,
The diaphragm is made of 10-30 water-soluble polymer material heated to 85-95 ° C with respect to a ceramic mainly composed of granular or crushed crystalline clay mineral having a maximum length of 0.5-2 mm. A diaphragm composed of a cylindrical ceramic-mixed resin binder layer mixed and kneaded by weight, extruded onto a reinforcing fabric fiber to form a flat plate molding material, and immediately spread on a cylindrical mold material and dried. With structure,
The lower part of the diaphragm has pipes each having a predetermined length in the vertical direction from the flange. The outer diameter of the pipe matches the inner diameter of the diaphragm, and the upper pipe can be connected to the inner circumference of the lower end of the diaphragm. The side pipe includes a lower connection member that can be connected to the inside of the treated water inflow pipe,
The upper part of the diaphragm has a pipe whose outer diameter matches the inner diameter of the diaphragm, and can be connected to the lower side of the pipe and the inner circumference of the upper end of the diaphragm, and the upper end of the pipe is used for connecting the negative central electrode terminal. An upper connection member having a flange and further having an alkali ion water outlet pipe connection part of the treated water;
Outside the diaphragm cylindrical portion, the positive outer cylindrical electrode is provided with electrically insulating ring spacers fitted at two upper and lower ends on the outer side of the diaphragm for maintaining the predetermined gap distance,
An electrolytic cell containing an electrolyte solution for circulating the electrolyte solution through the positive outer cylindrical electrode to the outside of the diaphragm;
Connected to the pipe intermediate part of the upper connecting member by the upper connecting member, the negative central electrode terminal plate and the negative central electrode terminal connected by the flange on the upper side, and the flange and spacer on the lower side of the upper connecting member The electrolysis unit that holds the diaphragm and the positive outer cylindrical electrode, the treated water inflow pipe connected to the lower end of the diaphragm via the lower connecting member, and the treated water inlet pipe connecting part for holding it is held as it is. Unit holding plate material welded in a state to
With the electrolysis unit held by the holding member attached to the upper part of the electrolytic cell, the electrolysis unit is inserted from the upper side of the electrolytic cell and the electrolysis unit is submerged in the electrolyte solution, so that the periphery of the holding plate is It is characterized by comprising a holding plate material receiving part that can be screwed on the upper side of the electrolytic cell, and an outer cylindrical pole side gas vent hole part generated from the electrolyte solution.

  Further, the treated water inflow pipe includes a compressed air input pipe terminal for air-lifting the deposit.

Further, the treated water pipe connecting portion, the treated water flowing water pipe and the positive electrode (terminal), the negative electrode (terminal) and the diaphragm, and the alkali ion water outlet pipe connecting portion are sequentially arranged from one end side along the lateral direction of the electrolytic layer. Comprising a unit electrolysis unit of a structure arranged in
Along with the depth direction of the electrolytic cell, the unit electrolysis unit is provided with n holding plate material receiving portions at the upper part of the electrolytic cell so that the unit electrolysis unit can be arranged in n stages,
Connected to the treated water inlet part of each unit electrolysis unit, a total treated water inlet pipe part into which treated water for n stages flows,
It is connected to the alkaline ion water outlet part of each unit electrolysis unit, and comprises a total alkaline ion water outlet pipe part for allowing n stages of alkaline ion water to flow out,
An n-stage unit electrolysis unit is operated in parallel.

  In addition, a circulation pipe is provided for pumping up the electrolyte solution from a position near the n-th unit electrolysis unit of the electrolytic cell and circulating the electrolyte solution to a position near the first stage unit electrolysis unit. It is characterized by that.

In addition, the alkaline ion water outlet, the ion water outlet pipe, the negative center electrode (terminal) and the positive electrode (terminal), and the treated water inlet are arranged in a row from one end side along the horizontal direction of the electrolytic cell. A first unit electrolysis unit having a structure, and further, the treated water inlet, the positive electrode (terminal), the negative electrode (terminal) and the diaphragm, which are sequentially connected to the unit electrolysis unit, the alkaline ion water outlet, A second unit electrolysis unit having an inverted structure in which ion water outflow pipe portions are arranged in a line;
Two holding plate material receiving ports in the lateral direction are provided above the electrolytic cell so that n stages of the first and second unit electrolysis units connected in series along the depth direction of the electrolytic cell can be arranged. There are n stages in the depth direction, a total of nx 2 locations,
A first ionic water pipe inlet connected to the alkaline ionized water outflow part of the first unit electrolysis unit and disposed on one side in the lateral direction to allow treatment water for n stages to flow;
A second ionic water pipe inlet connected to the alkaline ion water outflow part of the second unit electrolysis unit and disposed on the other side in the lateral direction through which treated water for n stages flows.
Connected to the treated water outlet of the first and second unit electrolysis units, and comprises a total treated water outlet pipe for allowing n stages × 2 pieces of alkaline ionized water to flow out,
Two unit electrolysis units of n stages × 2 units are operated in series and n stages in parallel.

In addition, the central axis of the cylindrical ion-exchange membrane is aligned with the central axis of the rod-shaped or pipe-shaped negative central electrode to maintain a predetermined gap distance,
A mesh-shaped or electrolytic solution-permeable positive outer cylindrical electrode formed in a cylindrical shape outside the cylindrical diaphragm is aligned with the central axis of the positive diaphragm electrode to maintain a predetermined gap distance,
An electrolyte solution is circulated outside the cylindrical diaphragm, and treated water is allowed to flow inside the partition wall. A voltage is applied between the positive and negative electrodes to cause electrolysis, and the treated water is alkalinized. An alkaline ionized water generator that ionizes and flows out,
The diaphragm is made by mixing 10 to 30% by weight of a water-soluble polymer material heated to 85 to 95 ° C. with respect to a ceramic mainly composed of 0.5 to 2 mm diameter granular or crushed crystalline clay mineral. Kneaded, extruded on a reinforcing cloth-like fiber to form a flat plate molding material, and immediately after being spread on a cylindrical mold material and dried, comprising a diaphragm structure composed of a cylindrical ceramic-mixed resin binder layer,
The lower part of the diaphragm has pipes each having a predetermined length in the vertical direction from the flange. The outer diameter of the pipe matches the inner diameter of the diaphragm, and the upper pipe can be connected to the inner circumference of the lower end of the diaphragm. The side pipe includes a lower connection member that can be connected to the inside of the treated water inflow pipe,
The upper part of the diaphragm has a pipe whose outer diameter matches the inner diameter of the diaphragm, and can be connected to the lower side of the pipe and the inner circumference of the upper end of the diaphragm, and the upper end of the pipe has the flange for connecting the negative electrode terminal. Further comprising an upper connecting member having an alkaline ion water outlet for the treated water,
Outside the diaphragm cylindrical portion, the positive electrode is provided with electrically insulating ring spacers fitted at two upper and lower ends on the outer side of the diaphragm for maintaining the predetermined gap distance,
The upper connection member, a negative electrode terminal plate and a negative electrode connected by a flange on the upper side, a diaphragm and a positive electrode connected to the lower side of the upper connection member, and a lower connection part connected to a lower end portion of the diaphragm A high-density electrolysis unit that connects a treated water inflow pipe and a treated water input connected to the treated water inflow pipe,
The electrolysis unit is arranged for electrolysis in m columns in the horizontal direction, n columns in the depth direction, and m × n matrix,
A total alkali ion water outlet pipe that combines m × n alkali ion water outlets at the top of each electrolysis unit;
An integrated treated water inlet pipe that synthesizes m × n treated water inlets at the bottom of each electrolysis unit;
A negative electrode terminal connecting m × n negative electrodes of each electrolysis unit;
And a positive electrode terminal connected to m × n positive electrodes of each electrolysis unit.

The acidic ionic water generator of the present invention is the alkaline ionic water generator according to any one of claims 1, 3, 5, and 6, wherein the positive / negative electrode terminal is connected to the reverse electrode, whereby treated water Is acidic ionized to produce acidic ion water at the alkaline water outlet.

  The alkaline ionized water or acidic water generating apparatus of the present invention can make treated water into ionized water that maintains a stable Ph value continuously in a cylindrical diaphragm channel. In addition, since the unit electrolysis units can be connected in parallel or in series, a large amount of water can be ionized per unit time. Can be provided.

  Embodiments of the alkaline ionized water generator and the acidic ionized water generator of the present invention will be described in detail with reference to the drawings.

  FIG. 1 shows a first embodiment of an alkaline ionized water generator according to the present invention, in which (a) is a sectional view through a cylindrical central axis of a cylindrical diaphragm 10 (ion exchange diaphragm) used, (b). Is a plan view.

  Here, a rod-shaped or pipe-shaped negative center electrode 11 is disposed on the cylindrical central axis. The negative center electrode 11 is made of a metal resistant to corrosion, such as stainless steel.

  The lower end of the center electrode 11 is fixed to the upper end side of the negative center electrode 11 and the cylindrical diaphragm 10 by a center electrode terminal 11a described later so that a predetermined gap distance 11d can be maintained between them.

  The lower end portion of the center electrode 11 may also use a center electrode supporting blade member 300a (see the illustration in FIG. 6A), which will be described later, and more accurately maintain the gap distance 11d.

  On the outside of the cylindrical diaphragm 10, it is formed into a cylindrical shape, and a mesh shape (for example, a cylinder made of carbon fiber or the like, a metal cylinder with a plurality of small-diameter holes, or metal The cylinder is made of a mesh) or the central axis of the electrolyte solution permeable positive outer cylindrical electrode 12 is aligned and maintained at a predetermined gap distance 12d with the cylindrical diaphragm 10.

  Reference numeral 16 denotes an electrolytic cell in which an electrolyte solution 17 is contained up to the solution water level 17a.

  Here, the ion water generating operation will be described. That is, the electrolyte solution 17 is circulated on the outside of the cylindrical diaphragm 10, and the treated water is introduced into the cylindrical diaphragm 10 from the lower part (treated water diaphragm inlet 10in) between the positive and negative electrode terminals 12a and 11a. Electrolysis is performed by applying a DC voltage, and the treated water is alkali ionized and discharged from the upper part of the cylindrical diaphragm 10 (ionic water diaphragm outlet 10out).

  The cylindrical diaphragm 10 used here is demonstrated. The cylindrical diaphragm 10 is obtained by processing a ceramic obtained by firing a crystalline clay mineral, in which a silicic acid tetrahedron and an alumina octahedron are previously bonded, into a granular shape having a maximum length in the range of 0.5 to 2 mm. On the other hand, 10 to 30% by weight of a water-soluble polymer heated to 85 to 95 ° C. is mixed and kneaded, and is extrusion-molded on a reinforcing cloth-like woven fabric to form a flat plate molding material. This is a diaphragm structure of a ceramic-mixed resin binding layer that is wound on a shaped mold and molded and dried at a temperature of 85 to 95 ° C. or lower.

  The water-soluble polymer material is at least a polymer material selected from polyvinyl alcohol, sodium polyacrylate, and polyethylene oxide, or a natural polymer material such as agar, starch, casein, gelatin, and gum arabic.

  The reinforcing cloth-like fabric is a reinforcing cloth-like fabric made of any one of glass fiber, carbon fiber, polypropylin fiber, vinylon fiber, and aramid fiber.

  The water-soluble polymer material penetrates the reinforcing cloth-like woven fabric at a temperature of 85 to 95 ° C., impregnates the front and back surfaces and the inside of the woven fabric, and then is dried to form a diaphragm. To do. The cylindrical diaphragm 10 in the electrolytic cell is in a solid swelling state at the water temperature.

  When the cylindrical diaphragm 10 manufactured as described above is operated by applying a DC voltage to the electrodes in the electrolytic cell 16, the crystal of ceramic particles mixed in the cylindrical diaphragm 10 is operated. The clay mineral molecules are dissolved in the electrolyte solution 17. Therefore, negative ions or positive ions generated by applying a DC voltage are kept in a stable state. By this phenomenon, the treated water that has flowed inside the cylindrical diaphragm 10 can be made into stable alkaline ionized water or acidic ionized water. That is, unlike conventional electrolyzed water, the pH does not become neutral in a short time (or several days).

  The lower part of the cylindrical diaphragm 10 (the treated water diaphragm inlet 10in shown in FIG. 1 (a)) has pipes 13b each extending a predetermined length in the vertical direction from the flange 13a. The outer diameter of the pipe 13b is cylindrical. It is inserted into the cylindrical bottom end of the cylindrical diaphragm 10 of the upper pipe 13b according to the inner diameter of the diaphragm 10 and can be connected. The lower pipe 13b is inserted into the inflow pipe 18 of the treated water and can be connected. A detachable lower connecting member 13 is provided.

  On the other hand, an upper part of the cylindrical diaphragm 10 (ionic water diaphragm outlet 10out shown in FIG. 1A) has a pipe 14a whose outer diameter matches the inner diameter of the cylindrical diaphragm 10, and the lower side of the pipe 14a is cylindrical. The upper end of the pipe 14a has a negative center electrode terminal connecting flange 14b inserted into the inner circumference of the upper periphery of the diaphragm 10 and has a treated water on the side surface of the pipe 14a. The upper connecting member 14 having the alkaline ion water outlet pipe connecting portion 14c is provided.

  On the outer side of the cylindrical portion of the cylindrical diaphragm 10, there are provided electrically insulating ring spacers 15 fitted at two upper and lower ends on the outer side of the diaphragm for the positive outer cylindrical electrode 12 to maintain a predetermined gap distance 12 d.

  A unit holding member 19 is welded to the middle position of the pipe 14a of the upper connecting member 14 by soldering or the like. It may be a close contact structure that is fixed via a packing with screws or the like. Any structure that seals the electrolyte solution may be used.

  An electrolysis unit 20 is welded to the unit holding member 19. Although the electrolysis unit 20 is also illustrated in FIG. 2, a group of members connected as a unit electrolysis unit will be described below.

  The member group includes a vertical diaphragm member 14, a negative central electrode terminal plate 11 b and a negative central electrode terminal 11 a that are coupled by a flange 14 b on the upper side thereof, and a cylindrical diaphragm 10 that is coupled on the lower outer periphery of the upper connection member 14. And the positive outer cylindrical electrode 12 connected via the ring spacer 15, the treated water inlet pipe 18 connected to the lower end of the cylindrical diaphragm 10 via the lower connecting member 13, and the treated water inlet pipe connection connected thereto. It consists of the member which connected the part 18a at least.

  FIG. 2 shows a state in which the electrolysis unit 20 composed of the above member group is welded to the unit holding member 19. FIG. 2 shows a state in which the holding member 19 is removed from the screw receiver 16c around the holding plate receiving portion 16a at the top of the electrolytic cell 16 and is pulled upward.

  By pulling up the holding member 19, the electrolysis unit 20 can be lifted from the electrolyte solution 17, and the member can be easily adjusted or replaced, and reassembled and repaired easily.

  In the plan view of FIG. 1B, the holding plate receiving portion 16a on the upper surface of the electrolytic cell 16 is indicated by a broken line.

  In FIGS. 1 and 2, reference numeral 12 a denotes a positive outer cylindrical electrode terminal, which is connected to the positive outer cylindrical electrode 12 by an electric wire inside the electrolytic cell 16.

  The treated water flow pipe 18 is J-shaped in the first embodiment and passes through the unit holding plate material 19 from the lower part of the cylindrical diaphragm 10 and is soldered or welded to the holding member 19.

  Near the outlet of the treated water pipe 18 is an air input port 22a for receiving air from a compressed air input valve terminal 22 (provided on the upper side surface of the electrolytic cell 16). Occasionally, it is possible to remove the precipitated solid accumulated in the vicinity of the bottom surface of the treated water flow pipe 18 by introducing air.

  Reference numeral 21 denotes a reinforcing angle member (PVC), which increases the load resistance of the receiving portion 16 a of the electrolytic cell 16 by the unit holding member 19 that receives the weight of the electrolysis unit 20.

  The operation of the alkaline ionized water generator of the first embodiment shown in FIG. 1 is as follows. The electrolyte solution 17 is circulated in the electrolytic cell 16 (not shown in FIG. 1). A DC voltage is applied between the positive outer cylindrical electrode terminal 12a and the negative center electrode terminal 11a.

  Water to be treated with alkaline ionized water is caused to flow from the treated water inlet pipe connecting portion 18a. This inflow water passes through the treated water flow pipe 18 and reaches the lower part 10 in of the cylindrical diaphragm 10. Here, the treated water rises between the cylindrical diaphragm 10 and the negative central electrode and reaches the upper part 10out of the cylindrical diaphragm 10. In the meantime, the treated water is ionized by alkali ions and flows out from the ion water outlet pipe connection part 14c.

  Next, FIG. 3 shows a second embodiment of the present invention. 1 shows a multi-stage alkaline ionized water generator in which unit electrolysis units 20 are connected in parallel in n stages. In FIG. 3, if only the first stage is used, the configuration is the same as that of the first embodiment shown in FIG.

  As shown in FIG. 3, the multi-stage electrolytic cell 160 is provided with n holding plate receiving portions 16a, and the unit electrolysis unit 20 is inserted into each receiving portion 16a and fixed by a fixing screw 19a. The screw hole 19b is screwed to the screw receiver 16c of the electrolytic cell 160.

  By operating n unit electrolysis units 20 in n stages in parallel, treated water of an inflow amount that can be treated in one stage shown in FIG. 1 is treated in the same time, and n times of ionized water is treated. It is something to be drained.

  The unit electrolysis unit 20 shown in FIG. 3 is such that the treated water inlet pipe connection portion 18a and the ionic water outlet pipe connection portion 14c of these units are arranged in the same direction, and the holding plate of the electrolytic cell 160 It is inserted into the receiving part 16a.

  A water flow opening / closing cock 30 is connected to each of the pipe connecting portions 18a and 14c, and each of the n pipe connecting portions 18a branches to the treated water inlet n pipe connecting portions 18a via the water flow opening / closing cock 30. Connected to the water inlet pipe section 180. The treated water is input through the open / close cock 180a.

  On the other hand, the n ion water outlet pipe connection portions 14c are connected to the total alkaline ion water outlet pipe portion 140 branching to the ion water outlet n ion water outlet pipe connection portions 14c via the opening / closing cock 30, respectively. Ionized water is discharged through the open / close cock 140a.

  Reference numeral 190 denotes a generated gas recovery port on the ionic water outlet side. Further, a pumping output cock 170a for the electrolyte solution 17 is provided at the lower part of one side surface of the electrolytic cell 160, and a circulation input cock 170b for returning the pumped electrolyte solution by the circulation pump P is provided at the upper part of the other side surface. is there.

  The n-stage unit electrolysis units 20-1, 20-2, 20-3,... 20- (n-2), 20- (n-1), 20-n are sequentially processed from one end side. The water inlet pipe connecting portion 18a, the treated water flowing water pipe portion 18, the positive electrode 12 and its terminal 12a, the negative electrode 11 and its flange 11b, the terminal 11a and the cylindrical diaphragm 10, and the alkali ion water outlet pipe connecting portion 14c are arranged in a line. Has been.

  The n-stage alkaline ionized water generator of the second embodiment can perform treated water treatment of n times per unit time as compared with a single-stage alkaline ionized water generator.

  When operating, n positive electrode terminals 12a of each stage are connected and connected to + of the DC power source. On the other hand, the negative electrode terminal 11a of each stage is connected and connected to-of the DC power source.

  FIG. 4 shows a dual multi-stage alkaline ionized water generator according to the third embodiment of the present invention. The first electrolysis unit 200a and the second electrolysis unit 200b in which the arrangement of each member group connected in the unit 20 is reversed are connected in series as shown in FIG. A duplex unit 200a + 200b is provided. The duplex units 200a + 200b are connected in parallel in n stages to form a duplex multi-stage alkaline ionized water generator. Next, these connections will be described in detail.

  First, the electrolysis unit 200a and its inverted arrangement electrolysis unit 200b are connected to the treated water inlet pipe connecting portion 18a with a water flow open / close cock 30, and the open / close cock 30 is connected via a four-way connection flange. As a result, the electrolysis unit 200a and the electrolysis unit 200b are connected in series.

  Further, the first to nth stages are sequentially connected through the four-way connection flange. This one end is connected to the total treated water inlet pipe section 180, and further reaches the treated water inlet via the open / close cock 180a. In addition, there is a three-way connecting flange between them, and a treated water flow rate adjusting valve 210 is provided.

  On the other hand, the ionic water outlet pipe connecting portions 14c of the units 200a and 200b connected in series are connected to the water flow opening / closing cocks 30, respectively, and are pipe support bases 140b (see FIG. 5) near the upper portions of both side surfaces of the electrolytic cell 160. ) N open / close cocks 30 on both sides are connected to the respective branch portions of the total alkali ion water outlet pipe portions 140-1 and 140-2 each having n pipe branch pipes thereon. At this time, a three-way connection flange may be used instead of the pipe branch pipe.

  The total alkali ion water outlet pipe portions 140-1 and 140-2 are connected to one pipe via the open / close cock 140a, respectively, and lead to the alkali ion water outlet.

  Reference numerals 170a and 170b denote pumping output cocks and circulation input cocks for circulating the electrolyte solution 17 as in FIG.

  16 b is a gas vent recovery part of the electrolytic cell 160. Reference numeral 190 denotes a generated gas recovery port on the ionic water outlet side.

  FIG. 5 is a cross-sectional view showing the state of each stage where the electrolysis unit 200a of the duplex multi-stage alkaline ionized water generator shown in FIG. 4 and the second electrolysis unit 200b arranged in an inverted manner are connected.

  During the maintenance of the electrolysis units 200a and 200b, the fixing screws 19a of the two unit holding plate members 19 are removed, lifted upward, removed from the electrolytic cell 160, and maintenance (exchange of diaphragms and electrodes, etc.) is performed.

  Each stage of the double series connection can be lifted upward by removing the water flow opening / closing cock 30 connected to both ends of the stage to be maintained.

  Comparing the multi-stage (n-stage) type alkaline ionized water generating apparatus of the third embodiment with the first embodiment, using the electrolysis unit 20 of the same size, a process of 2n times per unit time Water can be ionized.

  Next, an alkaline ionized water generating device in which m × n electrolysis units 300 for high density according to a fourth embodiment of the present invention are arranged in m rows and n columns will be described with reference to FIGS. 6 and 7.

  FIG. 6A is a structural diagram of the high-density electrolysis unit 300. The high-density electrolysis unit 300 includes a cylindrical diaphragm 10, a negative central electrode 11 disposed on the central axis thereof, and a positive outer cylindrical electrode 12 disposed on the outside of the cylindrical diaphragm 10 via a ring spacer 15. . The upper connecting member for forming the high-density electrolysis unit 300 by maintaining the gap distances 11d and 12d of the cylindrical diaphragm 10, the center electrode 11, and the outer cylindrical electrode 12 at a predetermined length and integrating them. 300b and a lower connecting member 300c are provided. The outer cylindrical electrode 12 and the cylindrical diaphragm 10 are fixed by the upper and lower connecting members 300b and 300c and the ring spacer 15.

  That is, the upper connecting member 300b and the lower connecting member 300c are provided with cylindrical grooves 300d, respectively. The outer groove wall diameter of the cylindrical groove 300d is matched with the outer diameter of the outer cylindrical electrode 12, and the inner groove wall diameter of the cylindrical groove 300d is matched with the inner diameter of the cylindrical diaphragm 10. If it carries out as mentioned above, as shown to Fig.6 (a), the ring spacer 15, the outer cylindrical electrode 12, and the cylindrical diaphragm 10 will be inserted in those cylindrical grooves 300d, and it will integrate with upper and lower connecting members 300b and 300c. be able to.

  Further, the center electrode supporting blade member 300a is inserted into and fixed to the inner peripheral wall portions 300l of the upper and lower connecting members 300b and 300c. The center electrode 11 is fixed by inserting both ends of the center electrode 11 into the center holes of the blade members 300a. Since the blade member 300a has a gap through which treated water flows in and out, the blade member 300a has a function of fixing the center electrode 11 at the center position while the treated water flows smoothly.

  Furthermore, the center electrode 11 and the negative center electrode terminal 11a are connected by the conducting wire of the jacket insulation tube. In addition, the positive outer cylindrical electrode terminal 12a is connected to the outer insulating tube lead. With the above, a fixed structure as one unit of the high-density electrolysis unit 300 is obtained.

  FIG. 6B shows a high-density alkaline ionized water generating apparatus in which the high-density electrolysis units 300 of FIG. 6A are arranged in m rows × n columns, and FIG. 6B shows m rows. Sectional drawing which passes along each central axis of the n high-density electrolysis unit 300 arrange | positioned, and the top view seen from the upper direction of the electrolytic cell 360 are shown.

  The m × n high-density electrolysis units 300 are inserted into m × n holes provided on the bottom surface of the electrolytic cell 360, the tips of the connection members 300 c are respectively inserted into the electrolytic cell 360, and fixed on the opposite side. The member 300b is inserted into the upper surface lid of the electrolytic cell 360 having m × n holes, and the high-density electrolysis unit 300 is fixed by the upper and lower holes.

  Moreover, it connects with the connection member 300c of the lower part of each high-density electrolysis unit 300 in the lower side of the electrolytic cell 360 via the total treated water inlet pipe 180 from the treated water inlet via the open / close cock.

  In the figure, treated water is input to each of the m units 300 from the first row branch pipe,..., The treated water is diverted from the nth row branch pipe to the m units.

  On the other hand, the treated water flowing into the cylindrical diaphragm 10 from the lower side of each of the m × n units 300 flows out of the upper connection member 300b while being ionized, and the n units 300 in the m-th row. Ionic water is collected and allowed to flow out to the m-th branch branch pipe of the total alkaline ion water outlet pipe section 140... It is made to flow out to the 1st row branch pipe of part 140, and all alkali ion water is collected in outlet pipe part 140, and is made to flow out.

  FIG. 7 shows an alkaline ionized water generator when high-density electrolysis units 300 are arranged in 4 rows and 3 columns. That is, twelve high-density electrolysis units 300 are used, and a large amount of treated water per unit time can be ionized with a compact and compact structure in terms of its configuration. FIG. 7 is a perspective view showing the external appearance, and the electrolytic cell 360 is indicated by a one-dot chain line.

  In addition, the water flow is divided into 12 high-density electrolysis units 300 from the treated water inlet via the total treated water inlet pipe section 180, and the water flow pipes are indicated by lines. The connection to each high-density electrolysis unit 300 uses 12 three-way connection flanges.

  On the other hand, the ionized water that is ionized and flows out through the cylindrical diaphragm 10 of each of the twelve high-density electrolysis units 300 is collected in the total alkaline ionized water outlet pipe section 140 through twelve three-way flanges.

  For maintenance of each high-density electrolysis unit 300, if the three-way connecting flanges connected to the upper and lower sides of each unit 300 are screwed, the unit 300 can be easily taken out from the electrolytic cell 360, and parts can be inspected and replaced. Can be done.

  1 to 7, the outer cylindrical electrode 12 is used as a positive electrode, the central electrode is used as a negative electrode, and an apparatus that generates alkaline ionized water by flowing treated water into the cylinder of the cylindrical diaphragm 10 has been described. If the outer cylindrical electrode 12 is operated as a negative electrode and the central electrode 11 is operated as a positive electrode and treated water flows into the cylinder of the cylindrical diaphragm 10, strong acidic ionized water can be generated. That is, it becomes an acidic ionic water production | generation apparatus which produces | generates a large amount of strong acidic ionic water per unit time.

  If the ceramic diaphragm for electrolysis of the present invention is used, in addition to the production of strong alkaline ionized water or strong acid water by electrolysis, industrial wastewater and waste liquids such as dephosphorization, denitrification, heavy metal separation, and Ph adjustment by electrolysis It can be used in various shapes and volumes (downsizing) as a water quality maintenance device for treatment, mine wastewater treatment, and cooling tower circulating water.

The structure of the alkaline ionized water production | generation apparatus of the 1st Embodiment of this invention is shown, (a) is sectional drawing, (B) is a top view. It is explanatory drawing of the unit taking-out state of an alkaline ionized water production | generation apparatus. It is a top view which shows the structure of the multistage type | mold alkaline ionized water production | generation apparatus of the 2nd Embodiment of this invention. It is a top view which shows the structure of the duplex multistage type | mold alkaline ionized water production | generation apparatus of the 3rd Embodiment of this invention. FIG. 5 is a cross-sectional view of the dual multi-stage alkaline ionized water generator of FIG. 4. The alkaline ionized water production | generation apparatus which arranged the high-density positive electrolysis unit of the 4th Embodiment of this invention is shown, (a) is sectional drawing of a unit, (b) is sectional drawing of an apparatus, (c) is apparatus FIG. It is a perspective view which shows the structure of the alkaline ionized water production | generation apparatus of the 4th Embodiment of this invention.

Explanation of symbols

10 Cylindrical diaphragm (ion exchange diaphragm)
10in treated water diaphragm inlet 10out ion water diaphragm outlet 11 central electrode 11a central electrode terminal 11b central electrode terminal plate 11d gap distance 12 outer cylindrical electrode 12a outer cylindrical electrode terminal 12d gap distance 13 lower connecting member 13a flange 13b upper and lower pipe 14 upper connection Member 14a Pipe 14b Center electrode terminal connecting flange 14c Ion water outlet pipe connecting part 15 Ring spacer 16 Electrolytic tank 16a Holding plate receiving part 16b Gas vent recovery part 16c Screw receiving 17 Electrolyte solution 17a Solution water level 18 Treated water outflow pipe 18a Treatment Water inlet pipe connection portion 19 Unit holding plate material 19a Fixing screw 19b Screw hole 20 Unit electrolysis unit 20-1, 20-n First stage unit to nth stage unit 21 Reinforcing angle member 22 Pipe terminal 22a for compressed air input Air input port 30 Open / close cock 140, 140-1, n Total alkali ion water outlet pipe 140a Open / close cock 140b Pipe support 160 Electrolyzer (for multistage)
170a Pumping output cock 170b Circulating input cock 180 Total treated water inlet pipe section 180a Opening / closing cock 190 Generated gas recovery port 200a First electrolysis unit 200b Second electrolysis unit 210 Treated water flow rate adjustment valve 300 High density electricity Disassembly unit 300a Center electrode supporting blade member 300b Upper connection member 300c Lower connection member 300d Cylindrical groove 300e Inner peripheral wall 360 High-density electrolytic cell

Claims (7)

Aligning the central axis of the cylindrical ion-exchange membrane with the central axis of the rod-shaped or pipe-shaped negative central electrode, maintaining a predetermined gap distance,
Maintaining a predetermined gap distance by aligning the central axis of the mesh-shaped or electrolytic solution-permeable positive outer cylinder electrode formed in a cylindrical shape outside the cylindrical diaphragm,
The electrolyte solution is circulated outside the cylindrical diaphragm, the treated water is allowed to flow from the bottom inside the partition, and a DC voltage is applied between the positive and negative electrodes to perform electrolysis, from above the partition. An alkaline ionized water generating apparatus for alkalinely ionizing treated water to flow out,
The diaphragm is made of 10-30 water-soluble polymer material heated to 85-95 ° C with respect to a ceramic mainly composed of granular or crushed crystalline clay mineral having a maximum length of 0.5-2 mm. A diaphragm composed of a cylindrical ceramic-mixed resin binder layer mixed and kneaded by weight, extruded onto a reinforcing fabric fiber to form a flat plate molding material, and immediately spread on a cylindrical mold material and dried. With structure,
The lower part of the diaphragm has pipes each having a predetermined length in the vertical direction from the flange. The outer diameter of the pipe matches the inner diameter of the diaphragm, and the upper pipe can be connected to the inner circumference of the lower end of the diaphragm. The side pipe includes a lower connection member that can be connected to the inside of the treated water inflow pipe,
The upper part of the diaphragm has a pipe whose outer diameter matches the inner diameter of the diaphragm, and can be connected to the lower side of the pipe and the inner circumference of the upper end of the diaphragm, and the upper end of the pipe is used for connecting the negative central electrode terminal. An upper connection member having a flange and further having an alkali ion water outlet pipe connection part of the treated water;
Outside the diaphragm cylindrical portion, the positive outer cylindrical electrode is provided with electrically insulating ring spacers fitted at two upper and lower ends on the outer side of the diaphragm for maintaining the predetermined gap distance,
An electrolytic cell containing an electrolyte solution for circulating the electrolyte solution through the positive outer cylindrical electrode to the outside of the diaphragm;
Connected to the pipe intermediate part of the upper connecting member by the upper connecting member, the negative central electrode terminal plate and the negative central electrode terminal connected by the flange on the upper side, and the flange and spacer on the lower side of the upper connecting member The electrolysis unit that holds the diaphragm and the positive outer cylindrical electrode, the treated water inflow pipe connected to the lower end of the diaphragm via the lower connecting member, and the treated water inlet pipe connecting part for holding it is held as it is. Unit holding plate material welded in a state to
With the electrolysis unit held by the holding member attached to the upper part of the electrolytic cell, the electrolysis unit is inserted from the upper side of the electrolytic cell and the electrolysis unit is submerged in the electrolyte solution, so that the periphery of the holding plate is An alkaline ionized water generating apparatus comprising: a holding plate member receiving portion that can be screwed on the upper side of an electrolytic cell; and an outer cylindrical pole side gas vent hole portion generated from the electrolyte solution.   The alkaline ionized water generating apparatus according to claim 1, wherein the treated water inflow pipe includes a compressed air input pipe terminal for air-lifting the deposit. The treated water pipe connection part, the treated water running water pipe and the positive electrode (terminal), the negative electrode (terminal) and the diaphragm, and the alkaline ionized water outlet pipe connecting part are arranged in a row from one end side along the lateral direction of the electrolytic layer. With unit electrolysis unit,
Along with the depth direction of the electrolytic cell, the unit electrolysis unit is provided with n holding plate material receiving portions at the upper part of the electrolytic cell so that the unit electrolysis unit can be arranged in n stages,
Connected to the treated water inlet part of each unit electrolysis unit, a total treated water inlet pipe part into which treated water for n stages flows,
It is connected to the alkaline ion water outlet part of each unit electrolysis unit, and comprises a total alkaline ion water outlet pipe part for allowing n stages of alkaline ion water to flow out,
The alkaline ionized water generating apparatus according to claim 1 or 2, wherein n unit electrolysis units are operated in parallel.   A circulation pipe for pumping the electrolyte solution from a position near the n-th stage unit electrolysis unit of the electrolytic cell and circulating the electrolyte solution to a position near the first stage unit electrolysis unit; The alkaline ionized water generator according to claim 3, wherein The alkaline ion water outlet, ion water outlet pipe, negative central electrode (terminal) and positive electrode (terminal), and treated water inlet are arranged in a row in sequence from one end side along the lateral direction of the electrolytic cell. A first unit electrolysis unit having a structure; and the treated water inlet, a positive electrode (terminal), a negative electrode (terminal) and a diaphragm, which are sequentially connected to the unit electrolysis unit, an alkaline ion water outlet, and ionic water A second unit electrolysis unit having an inverted structure in which the outflow pipe portions are arranged in a line;
Two holding plate material receiving ports in the lateral direction are provided above the electrolytic cell so that n stages of the first and second unit electrolysis units connected in series along the depth direction of the electrolytic cell can be arranged. There are n stages in the depth direction, a total of nx 2 locations,
A first ionic water pipe inlet connected to the alkaline ionized water outflow part of the first unit electrolysis unit and disposed on one side in the lateral direction to allow treatment water for n stages to flow;
A second ionic water pipe inlet connected to the alkaline ion water outflow part of the second unit electrolysis unit and disposed on the other side in the lateral direction through which treated water for n stages flows.
Connected to the treated water outlet of the first and second unit electrolysis units, and comprises a total treated water outlet pipe for allowing n stages × 2 pieces of alkaline ionized water to flow out,
The alkaline ionized water generating apparatus according to claim 1 or 2, wherein two unit electrolysis units of n stages x 2 are operated in series and n stages in parallel. Aligning the central axis of the cylindrical ion-exchange membrane with the central axis of the rod-shaped or pipe-shaped negative central electrode, maintaining a predetermined gap distance,
A mesh-shaped or electrolytic solution-permeable positive outer cylindrical electrode formed in a cylindrical shape outside the cylindrical diaphragm is aligned with the central axis of the positive diaphragm electrode to maintain a predetermined gap distance,
An electrolyte solution is circulated outside the cylindrical diaphragm, and treated water is allowed to flow inside the partition wall. A voltage is applied between the positive and negative electrodes to cause electrolysis, and the treated water is alkalinized. An alkaline ionized water generator that ionizes and flows out,
The diaphragm is made by mixing 10 to 30% by weight of a water-soluble polymer material heated to 85 to 95 ° C. with respect to a ceramic mainly composed of 0.5 to 2 mm diameter granular or crushed crystalline clay mineral. Kneaded, extruded on a reinforcing cloth-like fiber to form a flat plate molding material, and immediately after being spread on a cylindrical mold material and dried, comprising a diaphragm structure composed of a cylindrical ceramic-mixed resin binder layer,
The lower part of the diaphragm has pipes each having a predetermined length in the vertical direction from the flange. The outer diameter of the pipe matches the inner diameter of the diaphragm, and the upper pipe can be connected to the inner circumference of the lower end of the diaphragm. The side pipe includes a lower connection member that can be connected to the inside of the treated water inflow pipe,
The upper part of the diaphragm has a pipe whose outer diameter matches the inner diameter of the diaphragm, and can be connected to the lower side of the pipe and the inner circumference of the upper end of the diaphragm, and the upper end of the pipe has the flange for connecting the negative electrode terminal. Further comprising an upper connecting member having an alkaline ion water outlet for the treated water,
Outside the diaphragm cylindrical portion, the positive electrode is provided with electrically insulating ring spacers fitted at two upper and lower ends on the outer side of the diaphragm for maintaining the predetermined gap distance,
The upper connection member, a negative electrode terminal plate and a negative electrode connected by a flange on the upper side, a diaphragm and a positive electrode connected to the lower side of the upper connection member, and a lower connection part connected to a lower end portion of the diaphragm A high-density electrolysis unit that connects a treated water inflow pipe and a treated water input connected to the treated water inflow pipe,
The electrolysis unit is arranged for electrolysis in m columns in the horizontal direction, n columns in the depth direction, and m × n matrix,
A total alkali ion water outlet pipe that combines m × n alkali ion water outlets at the top of each electrolysis unit;
An integrated treated water inlet pipe that synthesizes m × n treated water inlets at the bottom of each electrolysis unit;
A negative electrode terminal connecting m × n negative electrodes of each electrolysis unit;
An alkaline ionized water generating apparatus comprising: a positive electrode terminal connected to m × n positive electrodes of each electrolysis unit. The alkaline ionized water generating apparatus according to any one of claims 1, 3, 5, and 6, wherein the treated water is acidic ionized by connecting the positive and negative electrode terminals to the reverse electrode, and the alkaline water outlet part An acidic ion water generating device characterized by generating acidic ion water.

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