Bubble water machine

The invention relates to the field of small household appliances, in particular to a sparkling water machine. The machine body is provided with a mixing cavity, a stirring device is arranged in the mixing cavity, a control valve is arranged between the gas storage container and the mixing cavity, the gas outlet end of the gas storage container is provided with a pressure reducing device, the pressure reducing device comprises a pressure reducing valve and a driving motor, the pressure reducing valve comprises a valve body, an ejector pin and a transmission shaft, and a gas inlet channel is formed in the valve body; the ejector pin is installed in the air inlet channel and used for ejecting the air storage container open, the transmission shaft acts on the ejector pin to enable the ejector pin to move, a position detection piece and a control unit are arranged in the machine body, and the control unit controls the working time of the driving motor according to signals sent by the position detection piece. Acco