NOVELTY - A water electrolysis type high purity hydrogen generation device comprises water inlet, water storage unit for storing water and connected with back end of water inlet. Water electrolysis battery unit performs water electrolysis for water to obtain water, oxygen and hydrogen. Water conveying pipe is connected between water electrolysis battery unit and water storage unit. Circulating water and oxygen pipeline is mounted between water electrolysis battery unit and water storage unit. Gas-water separation unit is capable of separating gas from the liquid.    USE - Water electrolysis type high purity hydrogen generation device.    ADVANTAGE - The device has easy operation, safety and high energy efficiency, and is capable of satisfying electronics industry processing gas, analysis device, hydrogen synthesis or other work requirement.    DETAILED DESCRIPTION - Water electrolysis type high purity hydrogen generation device comprises water inlet, water storage unit for storing water and connected with back end of water inlet. Water electrolysis battery unit performs water electrolysis for water to obtain water, oxygen and hydrogen. Water conveying pipe is connected between water electrolysis battery unit and water storage unit. Circulating water and oxygen pipeline is mounted between water electrolysis battery unit and water storage unit. Gas-water separation unit is capable of separating gas from the liquid. Gas water separation unit is connected with water electrolysis battery unit through hydrogen pipeline. One end of condensation unit is connected with gas water separation unit while other end is provided with hydrogen discharge valve and hydrogen discharge opening. Drying unit is connected with back end of condensation unit and molecular sieve unit. Hydrogen outlet is connected with back end of the drying unit. Water storage unit comprises oxygen discharge opening and water drainage valve. Water drainage valve is connected with water drainage opening. Water storage unit is internally provided with low water level detection unit, high water level detection unit and full water level detection component.    DESCRIPTION OF DRAWING(S) - The drawing is a schematic diagram illustrating a water electrolysis type high purity hydrogen generation device.