Apparatus for Supplying High-Concentration Hydrogen Gas for Living Organism

Abstract

An apparatus includes: an electrolytic cell ( 6 ) having an electrolytic chamber ( 3 ) to which subject raw water ( 2 ) to be electrolyzed is introduced, at least one membrane ( 13 ) that partitions inside and outside of the electrolytic chamber, and at least a pair of electrode plates ( 4, 5 ) provided in the inside and the outside of the electrolytic chamber so as to sandwich the membrane, the electrode plate in the outside of the electrolytic chamber being provided to be in contact with the membrane; a direct-current power source ( 14 ) that applies a direct-current voltage to the pair of electrode plates; and a diluent gas supply means ( 10, 11 ) for supplying a diluent gas for diluting hydrogen gas generated from an electrode plate of the pair of electrode plates that is to be the cathode, wherein at least a part of a gas phase portion ( 7 ) formed in the electrolytic chamber is covered with a hydrogen gas permeable membrane ( 8 ), the apparatus blows diluent gas supplied using the diluent gas supply means to the cathode or a cathode water surface thereby to constantly maintain a hydrogen gas concentration in a position separated by 7 cm from the cathode or the cathode water surface at lower than 18.3 vol % during electrolysis so that mixed gas comprising the hydrogen gas and the diluent gas is supplied to a living organism, the mixed gas having a hydrogen gas concentration of 0.1 vol % or higher and lower than 18.3 vol %.

1 . An apparatus for supplying hydrogen gas for a living organism comprising:
 an electrolytic cell having an electrolytic chamber to which subject raw water to be electrolyzed is introduced, at least one membrane that partitions inside and outside of the electrolytic chamber, and at least a pair of electrode plates provided in the inside and the outside of the electrolytic chamber so as to sandwich the membrane, the electrode plate in the outside of the electrolytic chamber being provided to be in contact with the membrane;   a direct-current power source that applies a direct-current voltage to the pair of electrode plates; and   at least one of a diluent gas supplier or a vacuum pump for diluting hydrogen gas generated from the electrode plate that is to be a cathode,   wherein a part or whole of a gas phase portion in the electrolytic chamber is covered with a hydrogen gas permeable membrane,   the apparatus blows diluent gas supplied using the diluent gas supplier or the vacuum pump to the cathode or a cathode water surface thereby to constantly maintain a hydrogen gas concentration in a position separated by 7 cm from the cathode or the cathode water surface at lower than 18.3 vol % during electrolysis so that mixed gas comprising the hydrogen gas and the diluent gas is supplied to a living organism, the mixed gas having a hydrogen gas concentration of 0.1 vol % or higher and lower than 18.3 vol %.   
     
     
         2 . The apparatus for supplying hydrogen gas for a living organism according to  claim 1 , wherein the electrode plate in the inside of the electrolytic chamber is provided to be in contact with the membrane. 
     
     
         3 . The apparatus for supplying hydrogen gas for a living organism according to  claim 1 , wherein a side chamber is provided outside the electrolytic chamber, the side chamber enclosing one electrode plate of the pair of electrode plates. 
     
     
         4 . The apparatus for supplying hydrogen gas for a living organism according to  claim 3 , wherein the subject raw water is introduced in the inside of the electrolytic chamber and in the side chamber. 
     
     
         5 . The apparatus for supplying hydrogen gas for a living organism according to  claim 1 , wherein, in a state in which the subject raw water is introduced in the inside of the electrolytic chamber, the direct-current power source applies the direct-current voltage to both of the electrode plates using the electrode plate provided inside the electrolytic chamber as the cathode and the electrode plate provided outside the electrolytic chamber as an anode. 
     
     
         6 . The apparatus for supplying hydrogen gas for a living organism according to  claim 1 , wherein the diluent gas is normal air. 
     
     
         7 . The apparatus for supplying hydrogen gas for a living organism according to  claim 1 , wherein the diluent gas is blown at a flow volume of 0.5 L/min or more. 
     
     
         8 . The apparatus for supplying hydrogen gas for a living organism according to  claim 1 , wherein a chlorine gas concentration in the mixed gas is 1 ppm or less.