Grouting pipe for pile grouting

The utility model relates to the field of grouting pipes, in particular to a grouting pipe for pile grouting, which comprises a grouting pipe body, mounting blocks are fixed at two ends of the grouting pipe body, cylinders are fixed at the outer ends of the two mounting blocks, limiting plates are fixed at the outer ends of the two cylinders, rotating rods are movably connected onto the two cylinders, and the rotating rods are movably connected onto the grouting pipe body. Sliding rods are slidably connected into the two rotating rods, the bottom ends of the two sliding rods extend out of the rotating rods and are fixedly provided with connecting blocks, the same collecting box is fixed between the two connecting blocks, and an abutting rod is fixed to the rear end of the grouting pipe body; by adding the collecting box, the abutting plate, the rotating rod and the like, after grouting is completed, the collecting box is controlled to be located below the grouting pipe body, in the moving process of the grout