Ultra-wideband ceiling antenna

The utility model belongs to the technical field of antennas, and particularly relates to an ultra-wideband ceiling antenna which completely meets the index requirements of operators while reducing the size (phi 143 * 80mm). The ultra-wideband ceiling antenna comprises a mounting bottom plate, supporting legs, an outer cover, an upper cone oscillator, a mounting piece and a connecting piece, one end of each supporting leg is mounted on the mounting bottom plate; the upper cone vibrator is fixedly mounted at one end, far away from the mounting bottom plate, of each of the plurality of supporting legs and is positioned above the mounting bottom plate; the mounting part is mounted on the mounting bottom plate, and the mounting part penetrates through the mounting bottom plate and extends out of the mounting bottom plate. The antenna is buffered to a certain extent through the plurality of supporting legs when the whole antenna falls, the supporting legs are made of aluminum alloy, have certain elasticity and har