Soft soil layer pipeline anti-leakage device

The utility model discloses a soft soil layer pipeline anti-seepage device which comprises a connecting position supporting plate, adjusting frames and a supporting frame capable of being adjusted in a telescopic mode, the adjusting frames are installed at the two ends of the connecting position supporting plate, vertical grooves are formed in the side walls of the adjusting frames, lead screws are rotationally connected into the vertical grooves, and the lead screws are connected with the supporting frame in a telescopic mode. Moving blocks which are in threaded connection with the periphery of the lead screw are further slidably connected into the vertical grooves, an upper side abutting ring is installed between the side walls of the moving blocks, supporting frames are installed on the two sides of the supporting plate at the joint, and each supporting frame comprises a limiting cylinder, a telescopic rod, a locking bolt and a pipeline supporting plate; the limiting cylinders are installed on the outer wa