The invention relates to a handle-detachable fork lock comprising a lock body fixed on a door and a lock bar arranged on two sides of the lock body; the head portion of the lock bar is provided with a lock bar sleeve and a nylon pad; the lock body is provided with an inner handle and an outer handle respectively inside/outside the door; the lock body is provided with a lock shaft penetrating the lock body so as to connect the inner handle with the outer handle; two ends of the lock shaft are provided with a fixed pinhole in a radial direction; the outer handle and the inner handle are fixed by fixed pins and fixed pinholes; the lock shaft comprises a main shaft, an inner joint connected with the inner handle, and an outer joint connected with the outer handle; two ends of the main shaft are respectively provided with a screw hole; one ends of the inner joint and the outer joint are provided with screw bosses, and the other ends are provided with inner hexagonal countersinks; the fixed pinholes are arranged on the inner and outer joints; the inner handle and outer handle are detachable, so the usage area of a compartment can be well increased, thus improving compartment internal utilization rate; the handle-detachable fork lock is simple in structure and convenient in dismounting.