The invention belongs to the technical field of hand tools, and particularly relates to a combined sleeve spanner. The combined sleeve spanner comprises a handle and a sleeve assembly, wherein the sleeve assembly comprises an outer sleeve and a plurality of inner sleeves sleeved with the outer sleeve in sequence, the end portion of the handle is connected with the middle portion of the surface ofthe outer sleeve through a one-way torsion actuator, the one-way torsion actuator comprises an outer ratchet ring and an inner ratchet ring which are in matched and sleeved inside-out arrangement along an axial direction, the inner ratchet ring is fixedly connected with the outer sleeve, a lug boss is arranged along a radial direction at the inner side of one end of the outer ratchet ring, the inner side face of the lug boss is in matched and meshed with a corresponding end face of the inner ratchet ring through set ring-shaped ratchets, and corresponds to the end face of the end, where the lug boss is located, of the outer ratchet ring, the surface of the outer sleeve is provided with an axial locating part, and an elastic connecting part is arranged between the axial locating part and acorresponding end face of the outer ratchet ring; and the outer sleeve and each inner sleeve are assembled together through relative sliding and a locating mechanism. The combined sleeve spanner can be suitable for twisting various type of bolts and nuts, the application range is wide, the operation and use are flexible and convenient, the carrying and storage are convenient, the spanner is safe and reliable, and the working efficiency of users is improved.