This invention involves one kind of lock, causes to lock not not conveniently for the improvement existing security lock switch designs. It including locks the tongue motion, the impetus locks the tongue to transport controls the organization movement the driving mechanism, defined locks the tongue to transport controls the organization movement lock the organization, but also includes the impetus to suppose the motion in the room the manual closure organization, outside the manual lock and may in the manual regulative room manual open the organization with the organization. The merit lies in through additionally builds inside and outside the room closure the organization, but in the manual regulative room manual opens the organization, may direct manual cage inside and outside the room, in the room is direct manually operates the lock, leaves when the gate might in the direct manual regulative prohibition room manual open, saves has come the sales commission key to lock a door the gate, on insured the trouble, also had simultaneously prevented piggy back entry easily the possibility which exited from the gate; In order to prevent the external force forcefully destroys, in locking device kto prevent going in each driving mechanism if operated Niu attach to establish the over-load protection, therefore not only the ease of operation moreover safely guarded against theft.