Hydrogen-rich water cup

The utility model discloses a hydrogen-rich water cup which comprises a cup cover, a cup body and a cup base, the lower end of the cup body and the upper end of the cup base are sealed and detachablyconnected, the upper end of the cup body and the cup cover are sealed and detachably connected, an electrolytic bath communicated with the cup body is arranged in the cup base, and an electrolysis device is arranged in the electrolytic bath. A connector connected with the cup body is arranged above the electrolytic cell, and the connector is detachably connected with the cup base in a sealed mode;the connector is of a vertically-communicated structure, and the connector is arranged to be of a ladder-shaped structure with different sizes and small calibers so that the connector can be connected with bottle bodies with different sizes and small calibers. The hydrogen-rich water cup disclosed by the utility model can electrolyze water in the bottle bodies with different calibers, and is widein application range. 本实用新