The utility model provides a device for being directed at pressure leaking stoppage is taken to gas storage equipment, including body (1) and shutoff piece, the one end of body (1) is equipped with the air inlet, and the other end is equipped with the gas outlet, the middle part of body (1) is equipped with the intercommunication compared with the prior art, the water conservancy diversion passageway of gas outlet, the shutoff piece be used for with body (1) is close to the one end fixed connection of gas outlet, the shutoff piece with will after body (1) is connected the gas outlet is sealed.Use the device provided by the utility model can take effectively and under the pressure condition seal air leakage point.