Pipeline butt -joint

The utility model relates to a pipeline butt -joint, key feature set up a shaft at force bearing plate's center part, and wheel hub's axle center is equipped with the internal thread, with the matching the external screw of threaded rod, be equipped with the coaster shaft at the threaded rod lower extreme, the coaster shaft passes through the gallows to be connected with the threaded rod, and the gallows can rotate around the threaded rod at the horizontal direction, it is used for limiting the rotation of coaster shaft to be equipped with the stop pin on the gallows, the sheave is twining wire rope, and the wire rope both ends are equipped with the couple, when the hand wheel that rotates wheel hub, can make the threaded rod reciprocate along the vertical direction to the adjustment pipeline is at the height of vertical direction, through rotating the coaster, can make winding wire rope's on the coaster one end extension and the other end shortens, makes the pipeline rotate a certain angle and with the posit