Automatic gas discharging and water sealing device

The utility model provides an automatic gas discharging and water sealing device. The device is characterized by comprising an inclined bottom structure, a water sealing device body which is equipped with a draining opening in the bottom part, a discharged gas inlet pipe arranged in the water sealing device body, and a water sealing cover which covers the top part of the discharged gas inlet pipe; the upper opening end of the discharged gas inlet pipe is located above an overflowing pipe opening in the water sealing device body; a discharged gas outlet which communicates with a vertical discharging pipe is formed in the outer wall of the water sealing device body, above the overflowing pipe opening; a water sealing cover pulling rod is arranged in the center of the top surface of the water sealing cover; the upper end of the water sealing cover pulling rod passes through an upper cover body to be connected with one end of a pulling rope through a connecting part, and while the other end of the pulling rope is combined with an electromagnetic counterweight through a guide pulley.