The invention relates to an unmanned aerial vehicle throwing type displacement monitoring device based on a
navigation system, and belongs to the technical field of geographic detection devices. The device comprises: a positioning part composed of a shell, a mounting base, a positioning
assembly, a balancing weight and a battery, wherein the shell has a cavity, the
cavity wall of the cavity is a spherical inner wall, the bottom surface of the mounting base is a spherical outer wall, the mounting base is mounted in the cavity, the bottom surface of the mounting base is attached to the inner wall of the cavity, the balancing weight is mounted on the mounting base, the positioning
assembly and the battery are both mounted on the balancing weight, the positioning
assembly is provided with an upward antenna, the battery is electrically connected with the positioning assembly, and the
navigation system is in communication connection with the reference part and the positioning assembly; and a regular
tetrahedron frame, wherein a connecting rod is arranged in the regular
tetrahedron frame, the shell is installed in the regular
tetrahedron frame through the connecting rod, a hook is arranged on the regular tetrahedron frame, a block is suspended on the unmanned aerial vehicle, a vertical hole is formed in the top end of the block, the hook is hooked in the vertical hole, each surface of the regular tetrahedron frame is provided with a
solar cell panel, and the battery is electrically connected with the
solar cell panels.