The utility model discloses a safety belt high altitude hanger, including hanging rope, couple, still including lock rope ware, the lower extreme of hanging the rope penetrates in adjustable position's the lock rope ware, it through last catch connecting hooks, is connected with down the catch to hang the rope upper end on the lock rope ware. The bottom of couple articulates through the pivot has the shutting baffle to the cover has a spring that makes shutting baffle self return in the pivot, and the baffle that should lock is used for the locking couple. Shutting baffle bottom is close to pull ring of unblanking of the articulated rigid connection of department, drives shutting baffle rotation type switching when rotatory. Couple middle part is articulated one shutting round pin that is used for locking shutting baffle still. The utility model discloses it is not only light, nimble, guarantee the personal safety of constructor in high altitude construction above all, increased constructor's home range.