Hydraulic opposite-pull device for PCCP pipe installation

A hydraulic opposite-pull device for PCCP pipe installation comprises two sets of buckle assemblies, each buckle assembly comprises a fixing disc, a lead screw is arranged on each fixing disc, a nut is arranged on each lead screw in a threaded fit mode, a connecting block is fixedly sleeved outside each nut, a plurality of supporting rods are arranged on each fixing disc, a connecting rod is rotationally installed in the middle of each supporting rod, and a connecting buckle is fixed to each fixing disc. A tensioning assembly is arranged between the two sets of buckle assemblies, the tensioning assembly comprises a hydraulic cylinder, a piston rod is arranged on the hydraulic cylinder, a first fixing block and a second fixing block are fixed to the bottom of the hydraulic cylinder and thepiston rod respectively, and a first pull rope and a second pull rope are fixedly connected to the two connecting buckles respectively. The pipeline supporting device is simple in structure, capable of rapidly mounting the pi