Anti-riot gun with falling safety structure

The invention discloses a riot gun with a falling safety structure, which relates to the technical field of firearm mechanisms, and comprises a mechanical aiming device, a folding hinge, a gun stock, a safety device, a guide rod, a slide rod, a handguard, an air inlet hole button, a base line clamping groove, a firing mechanism, a safety inner mechanism, a falling safety button, a trigger, an in-chamber mechanism, a magazine, a gun barrel, a front aiming device and a magazine button, the mechanical aiming device is located at the top of the fuselage and fixedly connected with the fuselage. A double-insurance structure is adopted, on the basis of own insurance, the drop insurance is additionally arranged, when the drop insurance is not pressed downwards, the insurance cannot be normally started, mistaken insurance starting caused by personnel misoperation and other violent impact is prevented, the shooting process is fixed, and when the insurance and the drop insurance are started at the same time, a drop insu