Hydrogen-oxygen fuel cell demonstration device

The utility model relates to a hydrogen-oxygen fuel cell demonstration device which comprises a Kipp generator and a power generation device. The Kipp generator comprises a vertical hollow transparent reaction tube; a horizontal rubber plug is arranged in the reaction tube in a sliding manner; a tube plug covers the upper end of the reaction tube; a horizontal bracket is arranged in the reaction tube, and a medicine basket is arranged above the bracket; a vertically through air hole is formed in the pipe plug; a hydrogen input hole of the power generation device is connected with the air hole through an air guide pipe, and an oxygen input hole of the power generation device is open to contact with air; the other end of the voltmeter is connected with the negative pole of the power generation device; after being connected in series with an electric fan, the ammeter and the voltmeter are connected in parallel to the anode and the cathode of the power generation device; a push-pull rod is arranged at the lower e