Hydraulic pipeline internal clamp

The utility model relates to the technical field of pipeline construction, in particular to an internal aligning device for a hydraulic pipeline, which can adjust the height of an aligning device according to the height of the pipeline, improve the adaptability and reduce the use limitation. Meanwhile, the stability of the aligning device in the moving process is enhanced, the aligning device is prevented from falling off from the supporting plate due to vibration in the moving process, and the use reliability is improved; the damage of the external environment to the control panel is reduced,and the usability is improved; the device comprises an aligning device, a supporting walking device and a control panel, the control panel is electrically connected with the supporting walking deviceand the aligning device, and the supporting walking device comprises a supporting plate, a supporting frame, a support and rolling wheels; the supporting frame comprises a base and four sets of electric cylinders, and movable