Safety lock without handle

The invention provides a safety lock without a handle. The safety lock comprises a lock cylinder part, a transmission shaft and a panel. The transmission shaft is a shaft with the square cross section, and also can be a shaft with the semicircular section or a shaft with the non-circular section, a rotating part in linked fit with the transmission shaft is connected to the transmission shaft, a driving part in abut joint with the rotating part is movably connected to the panel, when the driving part ejects the rotating part, the rotating part and the transmission shaft are driven to rotate along the axis of the transmission shaft, and the safety lock has the beneficial effects that a traditional handle structure is improved to be replaced with the driving part embedded in the panel, the driving part is embedded in the panel, only few parts are exposed out of the panel, the position is exposed in the direction parallel to the panel, garments can be basically not hooked, safety hidden danger is reduced, and mea