JP2006088085A - Water treatment apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a water treatment apparatus capable of maintaining the efficient elution of metal ions over a long period. <P>SOLUTION: In the water treatment apparatus where prescribed water treatment is performed with metal ions eluted by being sunk into the water to be treated, a carbon-containing fiber sheet and a metal plate having potential lower than carbon (having a high ionization tendency) one by one or in a state where a plurality of the ones are alternately superimposed, they are wound in such a manner that the metal comes to the outer face, and the same is crushed to the superimposed direction by a press or rolling, thus the carbon-containing fiber sheet(s) and the metal plate(s) are held to a state where they are mutually stuck. In this way, the contact boundary parts of the fiber sheet(s) containing carbon on both the edge faces and the metal plate(s) are formed so as to be exposed in a state where they are contacted with water. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a water treatment tool for performing predetermined water treatment with metal ions eluted by immersing in water to be treated.

  As a conventional water treatment tool of this type, a hollow portion of a cellular concrete reef body is filled with a mixture of iron and a metal having a higher potential than iron, for example, graphite, carbon such as activated carbon, and immersed in seawater. Discloses a technique for efficiently eluting iron ions (see, for example, Patent Document 1).

JP-A-6-206804 (Specification (page 3), FIG. 1)

  However, in the above-described conventional example, the structure in which the mixture of iron and carbon is simply filled in the hollow portion of the cellular concrete reef body is the first in the portion where the iron and carbon are in contact with each other. The iron ions are eluted, but when the iron becomes smaller due to the elution of the iron ions, the contact with the carbon is released, so that an oxide film is formed on the surface of the iron and the subsequent effective elution of the iron ions is performed. In addition to being stopped, the separated iron flows out of the hollow portion by the ocean current or the like and becomes a state of iron alone, thereby causing a problem that efficient elution of iron ions cannot be continued.

  The present invention has been made to solve such conventional problems, and an object of the present invention is to provide a water treatment device capable of sustaining efficient elution of metal ions over a long period of time. There is.

  As a means for achieving the above object, the water treatment tool according to claim 1 is a water treatment tool for performing a predetermined water treatment with metal ions eluted by immersing in water to be treated, The fiber sheet and the metal plate having a lower potential than carbon (large ionization tendency) are wound one by one or in a state where a plurality of sheets are alternately stacked so that the metal becomes the outer surface, and this is pressed or rolled. The contact boundary between the fiber sheet containing carbon on both end faces and the metal plate is configured by maintaining the state in which the carbon sheet containing the carbon sheet and the metal plate are kept in close contact with each other by crushing in the stacking direction. The part is exposed and formed in contact with water.

  The water treatment tool according to claim 2 is the water treatment tool according to claim 1, wherein the metal plate is completely melted by applying a temperature equal to or higher than the melting point of the metal plate for a short time when crushing. The means is characterized in that at least a part of the carbon-containing fiber sheet is cast into the metal plate.

  The water treatment tool according to claim 3 is the water treatment tool according to claim 1 or 2, wherein each of the water treatment tools according to claim 1 or 2 is cut or punched through a number of holes penetrating the crushed fiber sheet containing carbon and the metal plate. The contact boundary portion between the fiber sheet containing carbon and the metal plate is exposed and formed on the inner peripheral surface of the hole in contact with water.

  The water treatment tool according to claim 4 is the water treatment tool according to claim 1 or 2, wherein the crushed carbon-containing fiber sheet and the metal plate are cut in a zigzag pattern and spread to form a substantially rhombus. By processing it into a mesh shape, the contact boundary portion between the fiber sheet containing carbon and the metal plate is exposed and formed in a state where the fiber sheet containing carbon is in contact with water at each spread cut portion. .

  The water treatment tool according to claim 5 is a water treatment tool for performing predetermined water treatment with metal ions eluted by immersing in water to be treated, and at least one side of a fiber sheet containing carbon is more carbon than carbon. By depositing a low potential (high ionization tendency) metal on the surface of the fiber sheet containing carbon, the contact boundary portion between the fiber sheet containing carbon and the metal is exposed and formed in contact with water. It was set as the characteristic feature.

  The water treatment tool according to claim 6 is the water treatment tool according to claim 5, wherein a plurality of the sheet-like water treatment tools are stacked or one sheet-like water treatment tool is bent or folded a plurality of times and stacked. This is needle-punched in the overlapping direction so that the fibers of the fiber sheet are entangled with each other, whereby the vapor-deposited metal is maintained in close contact with the carbon fiber sheet.

  The water treatment tool according to claim 7 is a water treatment tool for performing predetermined water treatment with metal ions eluted by immersing in water to be treated, and is an abbreviation of the surface of each fiber in a fiber sheet containing carbon. The metal plating sheet coated with a metal having a lower potential than carbon (the ionization tendency is large) and the fiber sheet containing carbon are stacked one by one or alternately, and needle punching is performed in the stacking direction. The means is characterized in that the vapor-deposited metal in the metal plating sheet is kept in close contact with the fiber sheet containing carbon by entwining the fibers of the fiber sheet with each other.

  The water treatment tool according to claim 8 is a water treatment tool for performing predetermined water treatment with metal ions eluted by immersing in water to be treated, wherein the carbon is disposed between two fiber sheets containing carbon. In a state where a metal foil having a lower potential (higher ionization tendency) is sandwiched, needle punching is performed in the overlapping direction so that the fibers of the fiber sheet are entangled with each other, so that the carbon is spread over both surfaces of the metal foil. It was set as the means characterized by maintaining in the state closely_contact | adhered to each fiber of two fiber sheets containing.

  The water treatment tool according to claim 9 is a water treatment tool for performing predetermined water treatment with metal ions eluted by immersing in water to be treated, and has a potential higher than that of carbon between fiber sheets containing carbon. In a state where a plurality of metal foils having a low (high ionization tendency) are laminated one by one or alternately and laminated so that the uppermost layer and the lowermost layer become the fiber sheet, this is needle punched in the overlapping direction, and The means is characterized in that the fibers of the fiber sheet are kept in close contact with the fibers of the two fiber sheets containing carbon across the both surfaces of the metal foil by entanglement of the fibers with each other.

  The water treatment tool according to claim 11 is a water treatment tool for performing a predetermined water treatment with metal ions eluted by immersing in water to be treated, and has a lower potential than the carbon-containing fiber sheet and carbon. Metal fiber sheets containing metal (highly ionized) are stacked one by one or alternately, and needle punched in the stacking direction to entangle the fibers of the carbon-containing fiber sheet and the metal fiber sheet with each other. Thus, the carbon-containing fiber sheet and the metal fiber sheet are maintained in close contact with each other.

  The water treatment tool according to claim 11 is a water treatment tool for performing a predetermined water treatment with metal ions eluted by immersing in water to be treated, and carbon between two thermoplastic resin sheets. In a state where the fiber sheet and the metal foil having a lower electric potential (higher ionization tendency) than the carbon are stacked, a plurality of through-holes drilled at arbitrary intervals are sandwiched, and this is pressed. The four layers are joined and integrated by heating at a through hole and joining the four thermoplastic resin sheets. Of the two thermoplastic resin sheets, the metal foil side resin sheet A pressure-sensitive adhesive layer capable of being fixed to a predetermined place is formed on the outer surface, and a plurality of small holes are formed in the resin sheet on the fiber sheet side containing carbon, thereby the fiber sheet containing carbon and The contact boundary with the metal foil is the front It was a means, characterized in that via a number of small holes is exposed formed in a state of contact with water.

  The water treatment tool according to claim 12 is a water treatment tool for performing predetermined water treatment with metal ions eluted by submerging in water to be treated, and a part of the surface of carbon-containing particles, lumps, etc. By depositing a metal having a lower potential than carbon (with a high ionization tendency) on the surface, the boundary between the metal and the metal is exposed in a state where it is in contact with water. It was set as the characteristic feature.

In the water treatment tool according to the first aspect of the present invention, as described above, the fiber sheet containing carbon and the metal plates having a lower potential than carbon (the ionization tendency is large) one by one or a plurality of sheets are alternately stacked. By winding the metal so that the metal is on the outer surface in the state and pressing it or rolling in the overlapping direction to maintain the fiber sheet containing carbon and the metal plate in close contact with each other, both ends By forming the contact boundary portion between the fiber sheet containing carbon on the surface and the metal plate exposed in a state where it is in contact with water, it is formed on both end surfaces when it is immersed in water to be treated. A local battery is formed at the contact boundary portion between the carbon-containing fiber sheet and the metal plate, and metal ions are efficiently eluted into the water when the metal plate having a lower potential than carbon is oxidized.
Then, the fiber sheet containing carbon that is difficult to maintain in close contact with the metal due to the shape-retaining force of the metal plate by causing the fiber sheet containing carbon and the metal plate to closely adhere to each other by pressing or rolling in the overlapping direction. Can be maintained in close contact with the metal plate.
Therefore, the effect that the elution of an efficient metal ion can be continued over a long period of time is obtained.

  In the water treatment tool according to claim 2, as described above, the fiber sheet containing carbon without completely melting the metal plate by applying a temperature higher than the melting point of the metal plate for a short time when crushing. By being configured in a state in which at least a part of the metal sheet is cast into the metal plate, the close contact state between the carbon-containing fiber sheet and the metal plate can be reliably maintained.

  In the water treatment tool according to claim 3, as described above, the inner peripheral surface of each hole contains carbon by cutting or punching a number of holes penetrating the crushed carbon-containing fiber sheet and metal plate. By adopting a structure in which the contact boundary portion between the fiber sheet and the metal plate is exposed and formed in contact with water, the elution amount of metal ions per unit volume can be increased.

In the water treatment tool according to claim 4, as described above, the fiber sheet and the metal plate containing the crushed carbon are cut in a zigzag pattern and spread to be processed into a substantially rhombic mesh shape. By forming the contact boundary portion between the fiber sheet containing carbon and the metal plate in a state where each of the cut portions is in contact with water, the material per unit area can be obtained without wasting material. The elution amount of metal ions can be increased.
Further, by spreading each cut, the metal becomes brittle and easily oxidized, thereby further increasing the elution amount of metal ions.
Moreover, since water permeability is ensured by forming many cut | interruption parts, especially in a part with a flow, power can be exhibited now.

In the water treatment tool according to claim 5, as described above, the fiber sheet containing carbon is formed by subjecting at least one side of the fiber sheet containing carbon to vapor deposition plating coating of a metal having a lower potential than carbon (high ionization tendency). By making the contact boundary portion between the fiber sheet containing carbon and the metal on the entire surface exposed to water, the fiber sheet containing carbon that is difficult to maintain in close contact with the metal is made of metal. In addition to being able to maintain the contact state, the metal ion elution portion extends over the entire surface, so that the amount of metal ion elution per unit area can be increased.
Moreover, since the water permeability of the carbon-containing fiber sheet is maintained, it is possible to generate power particularly in a portion having a flow, such as in a water purifier, and it can function as a filter sheet. .

  In the water treatment tool according to claim 6, as described above, a plurality of the sheet-like water treatment tools according to claim 5 are stacked or a plurality of the sheet-like water treatment tools are bent or folded and overlapped. It is difficult to maintain contact with the metal by making the structure in which the vapor-deposited plating metal is kept in close contact with the carbon fiber sheet by needle punching in the overlapping direction and entwining the fibers of the fiber sheet with each other. Since the fiber sheet containing various carbons can be maintained in a laminated state in which the carbon sheet is in close contact with the metal, the elution of efficient metal ions can be sustained over a long period of time, and the metal ions per unit volume can be maintained. The amount of elution can be increased and the water treatment tool can be made compact.

  In the water treatment tool according to claim 7, as described above, a metal plating sheet obtained by subjecting a substantially lower surface of each fiber in a carbon-containing fiber sheet to vapor deposition plating coating of a metal having a lower potential (high ionization tendency) than carbon. And carbon fiber-containing fiber sheets one by one or alternately stacked, needle punched in the stacking direction to entangle the fibers of the fiber sheets, and the metal-plated sheet metal sheet contains carbon. Since the fiber sheet containing carbon, which is difficult to maintain a close contact state with the metal, can be maintained in a close contact state with the metal by being configured to be kept in close contact with the metal, an efficient metal ion Elution of metal ions can be sustained over a long period of time, while increasing the elution amount of metal ions per unit volume. Together becomes Kill way allows compact water treatment equipment.

  The water treatment tool according to claim 8 is a water treatment tool for performing predetermined water treatment with metal ions eluted by immersing in water to be treated, wherein the carbon is disposed between two fiber sheets containing carbon. In a state in which a metal foil having a lower potential (high ionization tendency) is sandwiched, needle punching is performed in the overlapping direction so that the fibers of the fiber sheet are entangled with each other, thereby including carbon over both surfaces of the metal foil. Maintaining the fiber sheet containing carbon, which is difficult to maintain a close contact with the metal, in a state of being in close contact with the metal foil, by maintaining the structure in contact with each fiber of the two fiber sheets. Therefore, efficient metal ion elution can be sustained over a long period of time, and the amount of metal ion elution per unit area can be increased.

  The water treatment tool according to claim 9 is a water treatment tool for performing predetermined water treatment with metal ions eluted by immersing in water to be treated, and has a potential higher than that of carbon between fiber sheets containing carbon. In a state in which a plurality of low (low ionization tendency) metal foils are laminated one by one or alternately and laminated so that the uppermost layer and the lowermost layer become fiber sheets, this is subjected to needle punching in the overlapping direction and the fiber sheet By maintaining the state in which the fibers of the two sheets of carbon containing the carbon are kept in close contact with each other by entwining the fibers of each other, the state of close contact with the metal is maintained. Since it is possible to maintain the fiber sheet containing carbon that is difficult to adhere to the metal foil, the elution of efficient metal ions can be sustained over a long period of time. Together it is possible to increase the amount of elution of metal ions per product, it is possible to compact water treatment equipment.

  In the water treatment tool according to claim 10, as described above, the fiber sheet containing carbon and the metal fiber sheet containing a metal having a lower potential than electric carbon (high ionization tendency) are stacked one by one or alternately, A structure in which the fiber sheet containing carbon and the metal fiber sheet are kept in close contact with each other by tangling the fibers of the fiber sheet containing carbon and the metal fiber sheet by needle punching in the overlapping direction. By doing so, it is possible to maintain the fiber sheet containing carbon, which is difficult to maintain in close contact with the metal, in a state of being in close contact with the metal, and thus it is possible to maintain efficient elution of metal ions over a long period of time. As a result, the amount of metal ions eluted per unit volume can be increased, and the water treatment tool can be made compact.

In the water treatment tool according to claim 11, as described above, a state in which a fiber sheet containing carbon and a metal foil having a lower potential (higher ionization tendency) than carbon are stacked between two thermoplastic resin sheets. 4 layers are formed by sandwiching through-holes at multiple locations at arbitrary intervals and heating them under pressure to join two thermoplastic resin sheets at the through-holes. Are bonded and integrated, and among the two thermoplastic resin sheets, a pressure-sensitive adhesive layer capable of being adhesively fixed to a predetermined location is formed on the outer surface of the resin sheet on the metal foil side, and on the fiber sheet side containing carbon A large number of small holes are formed in the resin sheet so that the contact boundary portion between the carbon-containing fiber sheet and the metal foil is exposed and formed in contact with water through the large number of small holes. This makes it difficult to maintain close contact with metal. Can be maintained in a state of being in close contact with the metal, so that elution of efficient metal ions can be sustained over a long period of time, and the number and quantity of the small holes can be changed. This makes it possible to arbitrarily adjust the elution amount of metal ions.
Further, by providing the pressure-sensitive adhesive layer, it is possible to easily adhere and fix to an arbitrary location, for example, the inner surface of a bathtub, a water storage layer, or the like, or the outer surface of the bottom of the ship. Moreover, since it can be made into a thin sheet, if it is formed into a tape, it can be used after being cut into an arbitrary length according to the application.

  In the water treatment tool according to claim 12, as described above, carbon is deposited and coated on a part of the surface of a grain, lump, or the like containing carbon by a metal having a lower potential (high ionization tendency) than carbon. In a state where the contact boundary portion with the metal is exposed and formed on the surface of the particle, lump, etc. containing the carbon, the carbon that is difficult to maintain in close contact with the metal is in close contact with the metal Therefore, efficient elution of metal ions can be sustained over a long period of time.

Hereinafter, embodiments of the present invention will be described in detail.

  The water treatment tool of Example 1 is a water treatment tool that performs predetermined water treatment with metal ions that are eluted by immersing in water to be treated, and has a lower potential than the carbon-containing fiber sheet and carbon. In a state where metal plates (with a large ionization tendency) are stacked one by one or in a state where a plurality of sheets are alternately stacked, the metal is wound so that it becomes the outer surface, and this is crushed in the stacking direction by pressing or rolling to contain the carbon By adopting a configuration in which the fiber sheet and the metal plate are maintained in close contact with each other, the exposed boundary portion between the fiber sheet containing carbon and the metal plate is exposed at both end surfaces in contact with water. It is set as the structure currently made.

Next, operations and effects of the first embodiment will be described.
When the water treatment tool configured as described above is immersed in the water to be treated, a local battery is formed at the contact boundary portion between the fiber sheet containing carbon and the metal plate formed on both end faces, When a metal plate having a lower potential than carbon is oxidized, metal ions are efficiently eluted in water.
Then, the fiber sheet containing carbon that is difficult to maintain in close contact with the metal due to the shape-retaining force of the metal plate by causing the fiber sheet containing carbon and the metal plate to closely adhere to each other by pressing or rolling in the overlapping direction. Can be maintained in close contact with the metal plate.
Therefore, the effect that the elution of an efficient metal ion can be continued over a long period of time is obtained.

The metal plate is intended for all metals having a lower potential than carbon (having a large ionization tendency), and the actions and effects of metal ions eluted from each metal are as follows.
(1) Copper (Cu)
Bactericidal action and algicidal action are obtained by elution of copper ions.
Therefore, by applying this water treatment tool to the water contained in a vase, a vase, etc., the propagation of various bacteria in the water in the vase, the vase, etc. is prevented, and the decay of the stems of cut flowers submerged in water is suppressed. At the same time, clogged bacteria and other impurities clog the cut flowers and so on, making it difficult to suck up the water and killing the cut flowers at an early stage. The life extension function is demonstrated.
In addition, by applying this water treatment tool to the water stored in a bath tub, pool, etc., it becomes possible to prevent the generation of fungi such as Resinola bacteria, and in the circulating water pipeline and toilet low tank By applying it to the inside of a humidifier tank, a water reservoir, etc., it becomes possible to prevent the propagation of germs. Furthermore, by applying it to an ultrasonic humidifier that ejects water in a mist state, it is possible to disperse a mist containing copper ions over a wide area, thereby allowing livestock farms, farms, forestry, general housing, factories, etc. It becomes possible to kill various bacteria and pathogens at any place.
In addition, by applying this water treatment tool to the aquarium, it is possible to prevent the generation of algae attached to the wall surface of the transparent aquarium, and by applying it to a cooling tower, a cooling tower, etc. Can be avoided.
In addition, by applying this water treatment tool to water that does not flow or change, such as a pond, a lake, a pool during a closed period, etc., it becomes possible to prevent the occurrence of chin by the algicidal action.
Moreover, the wood vinegar liquid and bamboo vinegar liquid containing a copper ion can be obtained by throwing this water treatment tool into a wood vinegar liquid or a bamboo vinegar liquid.

(2) Silver (Ag)
Since elution of silver ions provides a stronger bactericidal action than copper ions, it has the same uses as copper ions.

(3) Tin (Sn)
By elution of tin ions, an antiseptic action and a cleaning action are obtained.
Therefore, by applying this water treatment tool to the water contained in a vase, a vase, etc., the decay of the water contained in the vase, the vase, etc. is greatly delayed, and the decay of the stems of cut flowers submerged in water is prevented. In addition to being suppressed, clogged impurities such as cut flowers clog the water, making it difficult to suck up the water and causing the cut flowers to wither early. The life extension function is maintained.
Moreover, by applying to a water tank, it becomes possible to maintain water in a clean state over a long period of time.

(4) Aluminum (Al)
By elution of aluminum ions, an agglomeration action is obtained.
Impurities are precipitated by this agglomeration and precipitation action by the aluminum ions, and the water can be made clear.
Therefore, for example, by using copper and aluminum together, it is possible to agglomerate the algae killed by copper ions with aluminum ions and precipitate them at the bottom.

(5) Magnesium (Mg)
Since magnesium ions are eluted permanently and efficiently, for example, by applying this water treatment tool to tap water used for various purposes, magnesium ions can be mixed with chlorine of hypochlorous acid contained in tap water. Since it can be combined and changed to magnesium chloride, the harmful effects of chlorine can be eliminated.
In addition, by applying to any water such as tap water, well water, natural water, water having a low redox potential (alkali reduced ion water) can be produced easily and at low cost.
Furthermore, since hydrogen is generated from magnesium, hydrogen-rich water can be produced easily and at low cost.
Innumerable fine hydrogen bubbles are generated from magnesium, so that dust and impurities contained in the water can be raised together with the infinite number of fine bubbles to the water surface and can be easily removed.
In addition, since a large amount of hydrogen is generated, this can be applied to a hydrogen generator.

(6) Iron (Fe)
Since iron ions are eluted permanently and efficiently, for example, by applying this water treatment tool to rivers, lakes, seawater, etc., the eluted iron ions become nutrients for aquatic animals and plants and activate them. As a result, iron ions are combined with phosphorus in water to form iron phosphate. As a result, the immobilization of phosphorus contained in water can be mentioned as an example of an effect.

(7) Zinc (Zn)
Since zinc ions are eluted permanently and efficiently, for example, by applying this water treatment tool to drinking water, it is possible to easily ingest zinc, which is currently considered to be insufficient in intake. . Furthermore, by applying this water treatment tool to, for example, water absorption / drainage pipes such as cooling towers and cooling systems for plastic molding machines, it is possible to remove waste components such as scale and calcium in the pipes at low cost. become able to.

  Next, another embodiment of the present invention will be described. In the description of the other embodiments, the description of the same components as those in the previous embodiment will be omitted, and only the differences will be described.

When the water treatment tool of Example 2 is maintained in a state where the fiber sheet containing carbon and the metal plate are in close contact with each other in the Example 1, the fiber sheet containing carbon and the metal plate are kept in close contact with each other. By applying a temperature equal to or higher than the melting point of the metal plate only for a short time, at least a part of the carbon-containing fiber sheet is cast into the metal plate without completely melting the metal plate. This is different from the first embodiment.
Therefore, according to this Example 2, the additional effect that the contact | adherence state of the fiber sheet containing carbon and a metal plate can be maintained reliably is acquired.

In the water treatment tool of Example 3, the fiber sheet containing carbon crushed in the stacking direction by pressing or rolling and a large number of holes penetrating the metal plate in the Example 1 are cut or punched. The difference from the first embodiment is that the contact boundary portion between the fiber sheet containing carbon and the metal plate is exposed and formed on the inner peripheral surface of the hole in contact with water.
Therefore, according to this Example 3, the additional effect that the elution amount of the metal ion per unit volume can be increased is obtained.

The water treatment tool of this Example 4 is substantially rhombus-shaped in the above-mentioned Example 1, with the carbon-containing fiber sheet crushed in the stacking direction by pressing or rolling, and the metal plate being expanded in a zigzag manner. The above-mentioned point is that the contact boundary portion between the fiber sheet containing carbon and the metal plate is exposed and formed in a state where it is in contact with water at each cut portion that is spread by processing into a mesh shape. This is different from Example 1.
Therefore, according to the fourth embodiment, there is an additional effect that the amount of metal ions eluted per unit area can be increased without wasting materials.
Further, by spreading each cut, the metal becomes brittle and easily oxidized, thereby further increasing the elution amount of metal ions.
Moreover, since water permeability is ensured by forming many cut | interruption parts, especially in a part with a flow, power can be exhibited now.

In the water treatment tool of Example 5, carbon is deposited on the entire fiber sheet surface containing carbon by depositing a metal having a lower electric potential (high ionization tendency) than carbon on at least one surface of the fiber sheet containing carbon. It is set as the structure by which the contact boundary part of the fiber sheet containing this and the said metal is exposed and formed in the state which contacts water.
Therefore, according to this Example 5, it becomes possible to maintain the fiber sheet containing carbon, which is difficult to maintain in close contact with the metal, in a state of being in close contact with the metal, and the elution portion of the metal ions is the entire surface. Therefore, an additional effect that the amount of metal ions eluted per unit area can be increased can be obtained.
Moreover, since the water permeability of the carbon-containing fiber sheet is maintained, it is possible to generate power particularly in a portion having a flow, such as in a water purifier, and it can function as a filter sheet. .

The water treatment tool of Example 6 is formed by stacking a plurality of the sheet-like water treatment tools of Example 5 or by bending or folding a single sheet-like water treatment tool and then needle punching it in the stacking direction. And the point which comprised the said vapor deposition plating metal maintained in the state closely_contact | adhered to the carbon fiber sheet | seat by making the fiber of the said fiber sheet | seat mutually mutually differ from the said Example 5.
Therefore, according to this Example 5, since it is possible to maintain the fiber sheet containing carbon, which is difficult to maintain in close contact with the metal, in a stacked state in close contact with the metal, efficient metal ion elution can be achieved over a long period of time. As a result, the amount of metal ions eluted per unit volume can be increased, and the water treatment tool can be made compact.

In the water treatment tool of Example 7, a metal-plated sheet in which a metal having a lower potential (high ionization tendency) than carbon is deposited on the substantially entire surface of each fiber in the fiber sheet containing carbon and the fiber containing carbon Sheets are stacked one by one or alternately and needle punched in the stacking direction so that the fibers of the fiber sheet are entangled with each other so that the vapor-deposited metal in the metal-plated sheet is in close contact with the fiber sheet containing carbon It is set as the structure maintained by the state made.
Therefore, according to this Example 7, since the fiber sheet containing carbon which is difficult to maintain in close contact with the metal can be maintained in close contact with the metal, efficient elution of metal ions can be performed over a long period of time. In addition to being able to be sustained, the amount of metal ions eluted per unit volume can be increased, and the water treatment tool can be made compact.

In the water treatment tool of Example 8, a metal foil having a lower potential than carbon (high ionization tendency) is sandwiched between two fiber sheets containing carbon, and this is needle punched in the overlapping direction. A water treatment tool characterized in that the fibers of the fiber sheet are kept in close contact with the fibers of the two fiber sheets containing carbon across the entire surface of the metal foil by entanglement of the fibers of the metal sheet. .
Therefore, according to this Example 8, since it is possible to maintain the fiber sheet containing carbon that is difficult to maintain in close contact with the metal in close contact with the metal foil, efficient elution of metal ions can be performed for a long time. As a result, the amount of metal ions eluted per unit area can be increased.

In the water treatment tool of this Example 9, the metal layer having a lower potential than carbon (high ionization tendency) is placed between the fiber sheets containing carbon one by one or alternately, and the uppermost layer and the lowermost layer are the layers described above. In a state of being laminated so as to become a fiber sheet, two fiber sheets containing the carbon over both surfaces of the metal foil by needle punching in the overlapping direction and entwining the fibers of the fiber sheet with each other It is set as the structure maintained in the state closely_contact | adhered to each fiber of these.
Therefore, according to this Example 9, since it is possible to maintain the fiber sheet containing carbon that is difficult to maintain in close contact with the metal in a state of being in close contact with the metal foil, efficient elution of metal ions is performed over a long period of time. As a result, the amount of metal ions eluted per unit volume can be increased, and the water treatment tool can be made compact.

In the water treatment tool of Example 10, a fiber sheet containing carbon and a metal fiber sheet containing a metal having a lower electric potential (high ionization tendency) than carbon are stacked one by one or alternately, and these are stacked in the stacking direction. The fiber sheet containing the carbon and the metal fiber sheet are needle punched so that the fibers of the fiber sheet and the metal fiber sheet are entangled with each other to maintain the carbon fiber sheet and the metal fiber sheet in close contact with each other. Is.
Therefore, according to this Example 10, since the fiber sheet containing carbon which is difficult to maintain in close contact with the metal can be maintained in close contact with the metal, efficient metal ion elution can be performed over a long period of time. In addition to being able to be sustained, the amount of metal ions eluted per unit volume can be increased, and the water treatment tool can be made compact.

The water treatment tool of this Example 11 has an arbitrary interval in a state where a fiber sheet containing carbon and a metal foil having a lower electric potential (high ionization tendency) than the carbon are stacked between two thermoplastic resin sheets. The four layers are joined and integrated by sandwiching a plurality of through-holes formed at a plurality of locations and heating them under pressure to join two thermoplastic resin sheets at the through-holes. Of the two thermoplastic resin sheets, the outer surface of the resin sheet on the metal foil side is formed with an adhesive layer that can be adhesively fixed to a predetermined location, and there are many on the fiber sheet side resin sheet containing carbon. By forming the small holes, the contact boundary portion between the carbon-containing fiber sheet and the metal foil is exposed and formed in contact with water through a large number of small holes.
Therefore, according to Example 11, since the fiber sheet containing carbon that is difficult to maintain in close contact with the metal can be maintained in close contact with the metal, efficient metal ion elution can be performed over a long period of time. In addition to being able to be sustained, it is possible to arbitrarily adjust the elution amount of the metal ions by changing the number and quantity of the small holes.
Further, by providing the pressure-sensitive adhesive layer, it is possible to easily adhere and fix to an arbitrary location, for example, the inner surface of a bathtub, a water storage layer, or the like, or the outer surface of the bottom of the ship. Moreover, since it can be made into a thin sheet, if it is formed into a tape, it can be used after being cut into an arbitrary length according to the application.

The water treatment tool of this Example 12 is obtained by subjecting a part of the surface of carbon-containing grains, lumps and the like to vapor deposition plating coating of a metal having a lower potential than carbon (high ionization tendency), thereby containing the carbon-containing grains, The contact boundary portion with the metal is exposed on the surface of a lump or the like so as to be in contact with water.
Therefore, according to Example 11, carbon that is difficult to maintain in close contact with the metal can be maintained in close contact with the metal, so that efficient elution of metal ions can be sustained over a long period of time. become able to.

Although the embodiments of the present invention have been described above, the present invention is not limited to the above-described embodiments, and design changes and the like within a scope not departing from the gist of the invention are also included in the present invention.
For example, in the examples, tin (Sn), iron (Fe), zinc (Zn), aluminum (Al), copper (Cu), magnesium (Mg), silver (Ag) are used as the low potential metal having a large ionization tendency. As an example, all other metals can be used, and alloys thereof can also be used.

  Further, in Example 5, at least one side of a fiber sheet containing carbon was vapor-deposited and coated with a metal having a lower potential than carbon (high ionization tendency), but the sheet containing carbon fiber in a state where carbon fiber was mixed with pulp. A metal having a low potential (high ionization tendency) may be vapor-deposited and coated on one side or both sides. Moreover, the sheet | seat containing a charcoal layer can be changed into a woven fabric shape or a nonwoven fabric shape.

  In the examples, a metal foil having a lower potential than carbon (high ionization tendency) was sandwiched between two fiber sheets containing carbon, but instead of this metal foil, both sides of the film sheet were used. In addition, a material obtained by vapor deposition plating coating of metal can be used.

  Further, in Example 10, a fiber sheet containing carbon and a metal fiber sheet containing a metal having a lower electric potential (high ionization tendency) than carbon were used. This metal fiber sheet is a fiber such as a chemical fiber other than metal. It can be changed to a metal deposited on the surface.

In addition, shot blasting of metal on one or both sides of a metal plating sheet coated with a metal having a lower potential (high ionization tendency) than carbon on almost the entire surface of each fiber in a fiber sheet containing carbon The contact boundary portion between the fiber sheet and the metal may be in contact with water.
In addition, when a local battery is formed in the contact boundary part of the fiber sheet | seat containing carbon, and the metal whose electric potential is lower than carbon (an ionization tendency is large), bactericidal action will be acquired by an electromotive voltage.

Claims (12)

A water treatment tool for performing predetermined water treatment with metal ions eluted by submerging in water to be treated,
A fiber sheet containing carbon and a metal plate having a lower potential than carbon (high ionization tendency) are wound one by one or in a state where a plurality of sheets are alternately stacked so that the metal becomes an outer surface, and this is pressed or By adopting a configuration in which the fiber sheet containing carbon and the metal plate are kept in close contact with each other by being crushed in the overlapping direction by rolling, the fiber sheet containing carbon on both end surfaces and the metal plate A water treatment tool, wherein the contact boundary portion is exposed and formed in contact with water.   By applying a temperature above the melting point of the metal plate for a short time when crushing, at least a part of the carbon-containing fiber sheet is cast into the metal plate without completely melting the metal plate. The water treatment tool according to claim 1, wherein the water treatment tool is configured in a rare state.   By cutting or punching a large number of holes penetrating the crushed carbon-containing fiber sheet and the metal plate, a contact boundary portion between the carbon-containing fiber sheet and the metal plate is formed on the inner peripheral surface of each hole. The water treatment tool according to claim 1, wherein the water treatment tool is exposed while being in contact with the water.   A fiber sheet containing carbon that is crushed and formed into a substantially rhombic mesh by cutting and spreading the metal sheet into a staggered cut in the metal plate, The water treatment tool according to claim 1 or 2, wherein a contact boundary portion with the metal plate is exposed so as to be in contact with water. A water treatment tool for performing predetermined water treatment with metal ions eluted by submerging in water to be treated,
Contact between the metal-containing fiber sheet and the metal on the entire surface of the fiber sheet containing carbon by performing vapor deposition plating coating of a metal having a lower potential than carbon (high ionization tendency) on at least one side of the fiber sheet containing carbon A water treatment tool, wherein the boundary part is exposed and formed in contact with water.   By stacking a plurality of the sheet-shaped water treatment tools or by bending or folding a plurality of one sheet-shaped water treatment tools, and punching the needles in the stacking direction to entangle the fibers of the fiber sheets with each other The water treatment tool according to claim 5, wherein the vapor deposition plating metal is maintained in a state of being in close contact with the carbon fiber sheet. A water treatment tool for performing predetermined water treatment with metal ions eluted by submerging in water to be treated,
In a fiber sheet containing carbon, a metal plated sheet obtained by vapor-depositing a metal having a lower potential than carbon (high ionization tendency) and a fiber sheet containing carbon one by one or a plurality of alternately on almost the entire surface of each fiber. It is maintained that the vapor deposition plating metal in the metal plating sheet is in close contact with the fiber sheet containing carbon by stacking and needle punching in the stacking direction to entangle the fibers of the fiber sheet with each other. Features water treatment tool. A water treatment tool for performing predetermined water treatment with metal ions eluted by submerging in water to be treated,
In a state where a metal foil having a lower electric potential (high ionization tendency) than carbon is sandwiched between two fiber sheets containing carbon, this is needle punched in the overlapping direction so that the fibers of the fiber sheet are entangled with each other. Thus, the water treatment tool is maintained in a state of being in close contact with each fiber of the two fiber sheets containing carbon over both surfaces of the metal foil. A water treatment tool for performing predetermined water treatment with metal ions eluted by submerging in water to be treated,
A state in which metal foils having a lower potential than carbon (high ionization tendency) are laminated one by one or alternately between fiber sheets containing carbon so that the uppermost layer and the lowermost layer are the fiber sheets. Then, this is needle-punched in the overlapping direction, and the fibers of the fiber sheet are entangled with each other, so that the fibers are kept in close contact with the fibers of the two fiber sheets containing carbon over both surfaces of the metal foil. The water treatment tool characterized by the above-mentioned. A water treatment tool for performing predetermined water treatment with metal ions eluted by submerging in water to be treated,
A fiber sheet containing carbon and a metal fiber sheet containing a metal having a lower electric potential (high ionization tendency) than carbon one by one or alternately, and a plurality of the sheets are needle punched in the stacking direction, and the fiber sheet containing the carbon A water treatment tool, wherein the carbon fiber-containing fiber sheet and the metal fiber sheet are maintained in close contact with each other by entanglement of the fibers of the metal fiber sheet with the metal fiber sheet. A water treatment tool for performing predetermined water treatment with metal ions eluted by submerging in water to be treated,
Through-holes are drilled at multiple locations at arbitrary intervals in a state where a fiber sheet containing carbon and a metal foil having a lower potential (high ionization tendency) than carbon are stacked between two thermoplastic resin sheets. The four layers are joined and integrated by sandwiching what has been done and heating it in a pressurized state to join the two thermoplastic resin sheets at the portion of the through hole,
Among the two thermoplastic resin sheets, an adhesive layer capable of being adhesively fixed to a predetermined location is formed on the outer surface of the resin sheet on the metal foil side, and the resin sheet on the fiber sheet side containing carbon Is formed so that a contact boundary portion between the carbon-containing fiber sheet and the metal foil is exposed in contact with water through the plurality of small holes. Water treatment tool. A water treatment tool for performing predetermined water treatment with metal ions eluted by submerging in water to be treated,
Contact with the metal on the surface of the grain, lump or the like containing carbon by depositing a metal having a potential lower than that of carbon (high ionization tendency) on a part of the surface of the grain or lump containing the carbon. A water treatment tool, wherein the boundary part is exposed and formed in contact with water.