New mechanical structure elasticity lock

The utility model discloses a new mechanical structure elasticity lock, including door plant, backplate and crotch spring bolt, be equipped with the backplate on the door plant, be equipped with the door frame on the left door plant of backplate, be equipped with the lock body on the door plant between door frame and the backplate, being equipped with the handle on the backplate, being equipped with outside lock core on the backplate of handle downside, outside lock core inboard is equipped with inside lock core, is equipped with the carousel between inside lock core and the outside lock core, is equipped with the key on the carousel and perforates, and the inside lock core outside is equipped with the cam, and cam one side is equipped with laborsaving lever, is equipped with rotatory driving barrel on the door plant of laborsaving lever upside, and rotatory driving barrel left side is equipped with the transmission arm, and the driving plate is connected in the transmission arm left side, and the driving plate left side is equipped with the crotch spring bolt, the utility model is simple and reasonable in structure, high, the convenience of unblanking of security performance has reduced the friction between key and the lock core, has improved the life of device.