Pipeline drill

The utility model relates to a pipeline drill, which is composed of a pipe buckled (flange) joint, a sleeve tube, a guide block, a drilling rod, a drilling head and a spanner. The pipe buckled (flange) joint and the centre of the sleeve tube and the guide block penetrates through the drilling rod; the drilling rod is connected with the drilling head; screw threads at the outer side of the drilling rod are matched with the screw threads on the inner wall of the guide block; the outer side of the sleeve tube is provided with a jack. The outer wall of the guide block is provided with a braking groove; a ratchet pawl of the jack is matched with the braking groove at the outer wall of the guide block; the spanner is a spring spanner and is provided with a braking block; the braking block is matched with a casting and braking handle on a jack handle at the outer side of the sleeve tube; therefore, the jack at the outer side of the sleeve tube can move up and down. The utility model has the advantages of small size, light weight, material saving, automatic feeding, convenient processing, convenient operation, labor saving, time saving and fast installation.