A commonality backrest pipe that is used for a wind leveling in buggy pipeline

The utility model discloses a commonality backrest pipe that is used for a wind leveling in buggy pipeline, including and connecting the backrest pipe who constitutes back -to -back by two sampling tubes, backrest pipe's interlude is the backrest pipe straight tube, is equipped with the scale on the backrest pipe straight tube, and backrest pipe straight tube one end is the backrest pipe pressureport, and the other end is the backrest pipe fairlead, and the backrest pipe fairlead is connected with the instrument of measuring buggy pipeline pressure, the last cover of backrest pipe is equippedwith the tube socket, the tube socket seted up with backrest pipe assorted through -hole, the left part of tube socket is equipped with the built -in screw thread of through -hole at external screw thread, middle part for the installation jackscrew, the right side of tube socket is equipped with the mounting hole of placing the sealed mounting groove that fills up and placing gland nut. The utility model discloses a scale