Special crashproof air inflation packaging bag

The utility model discloses a special crashproof air inflation packaging bag belongs to air inflation packaging bag technical field, including the air bag, the air bag is equipped with four, two liang of symmetrical arrangement of four air bags, and it is the cross, be equipped with the first hot seal line of a plurality of equidistant ranges on the air bag, be provided with the plenum chamber between the adjacent first hot seal line, the upper end of plenum chamber is equipped with the hot seal line of second, be equipped with the film pneumatic valve on the plenum chamber, the film pneumatic valve is established to the check valve, the lower part intermediate position of every plenum chamber all is equipped with break no. 1 and break no. 2, the hot seal line's of every second upper end all is equipped with aerifys the passageway, aerify the passageway intercommunication and enclose into the rectangle for four, the breach is aerifyd to a certain outstanding formation the in one side of aerifing the passagewa