Light weapon shooting false-launching prevention device

The utility model belongs to the technical field of weaponry, and discloses a light weapon shooting mistaken shooting prevention device which comprises a check block arranged behind a trigger, and thecheck block is driven by a telescopic mechanism and used for driving the check block to do reciprocating motion relative to the trigger. A limiting groove is formed in the front end of the check block, a protruding part capable of being matched with the limiting groove is arranged on the rear portion of the stop iron hinged to the trigger, the protruding part and the stop iron are of an integrated structure, and the telescopic mechanism is controlled by a controller. The firearm trigger is simple and compact in structure and high in safety coefficient, when a firearm is in an abnormal shooting state, the check block behind the trigger is driven by the telescopic mechanism to move forwards, when the trigger is pulled, the protruding part on the rear portion of the stop iron can be insertedinto the limiting groove