The invention provides an intelligent lock which comprises a lock shell, a spring bolt and a spring bolt driving mechanism. The spring bolt comprises a main spring bolt assembly, a touch bolt assembly and an inclined bolt assembly, the main spring bolt assembly comprises a main spring bolt, the touch bolt assembly comprises a touch bolt supporting plate, a touch bolt spring and a touch bolt, andthe touch bolt can be automatically ejected out under the action of the touch bolt spring; the spring bolt driving mechanism comprises a shifting wheel, a shifting fork, a square shaft shifting piecewhich are sequentially connected and further comprises a driving motor and a rotating handle, the main spring bolt is controlled by the shifting wheel to stretch out and draw back, and the shifting wheel can be driven by a motor, a square shaft shifting piece or a key; a safety bolt assembly can be driven to be locked through a mechanical manual knob, unlocking cannot be achieved outside a door, and locking of all the spring bolts can be mechanically relieved in one step inside the door through a handle rotating shaft; and through the combination of automatic unlocking and mechanical unlocking, automatic unlocking can be achieved through fingerprints, face recognition, cards and the like, unlocking and locking can also be achieved in the mode that the shifting wheel is driven by the key and the square shaft shifting piece is driven by the handle, the requirement of the high-performance intelligent door lock is better met, and the reliability of the lock is improved.