Protection assembly of natural electromagnetic pulse signal digital-to-analog conversion device

The utility model discloses a protection assembly of a natural electromagnetic pulse signal digital-to-analog conversion device, which belongs to the technical field of digital-to-analog conversion and comprises an upper protection shell and a lower protection shell which are both of a hemispherical structure and attached to each other. Placing grooves are formed in the sides, close to each other, of the upper protective shell and the lower protective shell, each placing groove is of a cuboid structure, a plurality of damping rods are arranged in each placing groove, the damping rods are arranged at equal intervals, and telescopic rods are movably connected to the interiors of the damping rods; damping rubber mats are fixedly connected to the sides, close to each other, of the telescopic rods, and springs are fixedly connected to the ends, away from the damping rubber mats, of the telescopic rods; the digital-to-analog converter can be well protected after being subjected to forces in different directions, so