Underwater operation electric tool with multifunctional head

The underwater operation electric tool with the multifunctional head comprises a first rod body and a second rod body, the first rod body is connected to the output end of a driving mechanism, the first rod body and the second rod body are provided with two connecting flange plates used for connection, the first rod body is connected with the output end of the driving mechanism, and an elastic sealing sleeve is arranged outside the first rod body; the sealing sleeve comprises a first connecting part, a folding part and a second connecting part, the first connecting part is tightly pressed at the connecting flange plates by the two connecting flange plates to form annular sealing, the caliber of the folding part is gradually increased, the folding part is provided with a plurality of folding lines, and the second connecting part is tightly pressed at the butt joint of the connecting cylinder and the connecting sleeve to form annular sealing at the butt joint. When the driving mechanism drives the telescopic ro