Protection device of network analyzer

The utility model discloses a protection device of a network analyzer, which relates to the technical field of spectrum analyzers, and comprises a storage box, a spectrum analyzer main body arranged in the storage box, and buffer assemblies arranged on two sides of the spectrum analyzer main body and used for preventing the spectrum analyzer main body from being excessively impacted when the spectrum analyzer main body falls off. According to the utility model, the spectrum analyzer main body is embedded in the air bag cushion, when the spectrum analyzer is collided and impacted, the air bag cushion plays a role in buffering, and when the spectrum analyzer is collided and impacted, the spectrum analyzer main body is prevented from falling off, so that the spectrum analyzer is prevented from falling off, and the service life of the spectrum analyzer is prolonged. The frequency spectrograph main body is effectively prevented from being damaged, the service life of the frequency spectrograph is prolonged, a wrap