Take pipeline dredging device of atmospheric pressure sacculus screens

The utility model discloses a take pipeline dredging device of atmospheric pressure sacculus screens, including gas holder and blow -off pipe. The top of gas holder is provided with the inflation interface who is used for connecting the air pump, and the bottom side is equipped with the gassing interface part. Be provided with on the gassing interface part and be responsible for pneumatic valve, gasbag pneumatic valve, be responsible for connection opening and gasbag connection opening. It sets up in being responsible for between connection opening and the gas holder to be responsible for thepneumatic valve for the intercommunication of connection opening and gas holder is responsible for in control. The gasbag pneumatic valve sets up between gasbag connection opening and gas holder for the intercommunication of control gasbag connection opening and gas holder. It all is equipped with the internal thread to be responsible for connection opening and gasbag connection opening. The one end of blow -off pipe is e