Hydrogen-containing water generating electrode and hydrogen-containing water generating device

Patent metadata

Field	Value
Publication number	US-9963794-B2
Application number	US-201414764389-A
Country	US
Kind code	B2
Filing date	Jan 31, 2014
Priority date	Jan 31, 2013
Publication date	May 8, 2018
Grant date	May 8, 2018

Abstract

According to an aspect of the present invention, a hydrogen-containing water generating electrode includes a positive electrode that is a tubular conductor and includes a plurality of openings in a side portion, an insulator that is provided on an outer peripheral portion of the positive electrode and includes a plurality of openings, and a negative electrode that is a tubular conductor provided on an outer peripheral portion of the insulator and includes a plurality of openings in a side portion. The openings of the positive electrode and the openings of the negative electrode are larger than the openings of the insulator.

First claim

The invention claimed is:

1. A hydrogen-containing water generating electrode having an innermost surface and an outermost surface, the hydrogen-containing water generating electrode comprising:
a positive electrode that is a tubular conductor and includes first openings in a side portion of the positive electrode;
an insulator that is provided on an outer periphery of the positive electrode and includes second openings, the insulator having an insulator width in a cross section;
a negative electrode that is a tubular conductor provided on an outer periphery of the insulator and includes third openings in a side portion of the negative electrode, and
a protection member that is a single tubular member provided on an outer side of the negative electrode and includes fourth openings in a side portion of the protection member, wherein
the first openings of the positive electrode and the third openings of the negative electrode are larger than the second openings of the insulator,
the insulator having the second openings is in direct contact with the positive electrode having the first openings and the negative electrode having the third openings, such that a constant distance between the positive electrode and the negative electrode is defined by the insulator width throughout the entire hydrogen-containing water generating electrode,
the insulator is a single insulator that is disposed between the positive electrode defining the innermost surface and the negative electrode that is provided at an outer portion of the hydrogen-containing water generating electrode, the protection member defining the outermost surface, and each of the fourth openings of the protection member being larger than each of the first openings of the positive electrode and each of the third openings of the negative electrode,
each of the first openings of the positive electrode and the third openings of the negative electrode has a rhombic shape having a first diagonal line and a second diagonal line, the first diagonal line being longer than the second diagonal line,
the positive electrode is configured such that the first diagonal lines of the first openings are aligned in a first direction in which the positive electrode and the negative electrode extend,
the negative electrode is configured such that the first diagonal lines of the third openings are aligned in the first direction, and
the positive electrode and the negative electrode perform electrolysis of water using electronic power supplied from an external power source.

2. The hydrogen-containing water generating electrode according to claim 1 , wherein
the positive electrode, the negative electrode, and the insulator are a net-like member.

3. The hydrogen-containing water generating electrode according to claim 1 , wherein
the positive electrode and the negative electrode include an end-portion-side opening portion as an opening portion in at least one end portion,
the positive electrode and the negative electrode, which are configured such that the first diagonal lines of the first openings and the third openings are aligned in the first direction, are thereby configured to allow bubbles of generated oxygen to move toward the end-portion-side opening portions of the positive electrode to release the bubbles of the generated oxygen to an outside of the hydrogen-containing water generating electrode.

4. The hydrogen-containing water generating electrode according to claim 1 , wherein
at least a part of the positive electrode, at least a part of the insulator, and at least a part of the negative electrode have a curved surface.

5. The hydrogen-containing water generating electrode according to claim 1 , wherein
the positive electrode, the insulator, and the negative electrode have a cylindrical shape.

6. The hydrogen-containing water generating electrode according to claim 1 , wherein
an area of each of the first openings of the positive electrode is substantially eight times an area of each of the second openings of the insulator, respectively, and an area of each of the third openings of the negative electrode is substantially eight times an area of each of the second openings of the insulator, respectively.

7. The hydrogen-containing water generating electrode according to claim 1 , wherein the insulator is comprised of an electrically neutral material.

8. The hydrogen-containing water generating electrode according to claim 1 , further comprising:
a first support that is mounted to a first end portion of the positive electrode and a first end portion of the negative electrode and that includes a first installation portion which is a part of a side of the first support; and
a second support that is mounted to a second end portion of the positive electrode and a second end portion of the negative electrode and that includes a second installation portion which is a part of a side of the second support,
wherein when the first installation portion of the first support and the second installation portion of the second support are in direct contact with an installing object of the hydrogen-containing water generating device, a distance from the side portion of the positive electrode to the second installation portion in a second direction perpendicular to the side portion of the positive electrode is larger than a distance from the side portion of the positive electrode to the first installation portion in the second direction.

9. A hydrogen-containing water generating device comprising:
a power source; and
a hydrogen-containing water generating electrode having an innermost surface and an outermost surface, the hydrogen-containing water generating electrode comprising:
a positive electrode that is a tubular conductor and includes first openings in a side portion of the positive electrode;
an insulator that is provided on an outer periphery of the positive electrode and includes second openings, the insulator having an insulator width in a cross section; and
a negative electrode that is a tubular conductor provided on an outer periphery of the insulator and includes third openings in a side portion of the negative electrode, and
a protection member that is a single tubular member provided on an outer side of the negative electrode and includes fourth openings in a side portion of the protection member, wherein
the first openings of the positive electrode and the third openings of the negative electrode are larger than the second openings of the insulator,
the insulator having the second openings is in direct contact with the positive electrode having the first openings and the negative electrode having the third openings, such that a constant distance between the positive electrode and the negative electrode is defined by the insulator width throughout the entire hydrogen-containing water generating electrode,
the insulator is a single insulator that is disposed between the positive electrode defining the innermost surface and the negative electrode that is provided at an outer portion of the hydrogen-containing water generating electrode, the protection member defining the outermost surface, and each of the fourth openings of the protection member being larger than each of the first openings of the positive electrode and each of the third openings of the negative electrode,
each of the first openings of the positive electrode and the third openings of the negative electrode has a rhombic shape having a first diagonal line and a second diagonal line, the first diagonal line being longer than the second diagonal line,
the positive electrode is configured such that the first diagonal lines of the first openings are aligned in a first direction in which the positive electrode and t

Assignees

• Chugoku Electric Power

Inventors

• Iwai Keisou
• Shimokatu Masayuki
• Sakai Suehiro

Classifications

• C25B11/02

  characterised by shape or form · CPC title

• C25B11/03 Primary

  perforated or foraminous · CPC title

• C25B9/08

  Chemistry & Metallurgy · mapped topic

• C25B1/04

  by electrolysis of water · CPC title

• C02F2201/003

  Coaxial constructions, e.g. a cartridge located coaxially within another · CPC title