The invention discloses portable on-site rapid detecting equipment. The portable on-site rapid detecting equipment comprises a walking frame and a rotary barrel; the walking frame comprises a bottom plate, a pushing frame fixedly arranged at the right side end of the upper end face of the bottom plate and a top plate fixedly mounted at the upper end of the left end face of the pushing frame and extending leftwards; walking wheels are mounted at the bottom of the bottom plate, supporting rods extending rightwards are symmetrically arranged on the right end face of the pushing frame front and back, a pushing plate is fixedly mounted between the two supporting rods, and a first sliding groove with an opening facing up is formed in the bottom plate; a first sliding frame capable of sliding upand down is mounted in the first sliding groove, and a first sliding trough with an opening facing up and communicated left and right is arranged in the first sliding frame; and a second sliding trough with an opening facing up and extending left and right is arranged in the bottom wall of the first sliding trough, a communicated trough communicated up and down is arranged at the bottom of the second sliding trough, a third sliding trough is arranged on the left side in the bottom wall of the first sliding trough, and a first wedge-shaped face is arranged on the right end wall of the third sliding trough.