Air blocking device of purified water equipment

The utility model discloses a purified water equipment air blocking device which comprises a purified water equipment body, a water inlet tank is arranged at the top of the purified water equipment body, a water inlet channel is arranged at the bottom of the water inlet tank, and a cylindrical cavity is formed in the position, located at the top of the water inlet channel, of the water inlet tank. A blocking assembly convenient to operate is arranged on the water inlet tank and located in the cylindrical cavity, a water inlet barrel is arranged at the top of the water inlet tank, guide plates are arranged on the two sides of the inner side of the water inlet barrel, and a filter screen frame is arranged on the inner side of the top end of the water inlet barrel; according to the utility model, the transmission shaft in the water inlet tank is matched with the sealing plate to form a closed structure of the water inlet with the cylindrical cavity, and meanwhile, a plurality of flow guide plates are arranged to