The utility model relates to a portable hoist device based on king's block is turned round in loader hoist and mount, including the loading board, the upper surface symmetrical of loading board has triangular support frame, has crane beam two triangular support frame top welding, and crane beam's the perpendicular crane beam of intermediate position has installed rings, the four corners departmentof loading board all is equipped with the logical groove of string dress that two intervals set up, hang the direction vertical lifting roof beam that the dress leads to the groove, it leads to the formation hoist and mount roof beam integrative with the loading board between the groove to hang the dress for two, it leads to inslot cartridge U type hoisting ring to hang the dress for two, the badhoist and mount of U type hoist and mount are on the hoist and mount roof beam, the ligature has a suspender on the lower extreme of two U type hoisting rings lieing in triangular support frame side.The utility model discloses simple structure is compared in hoist and mount with traditional loader, install and use the flexibility, wide visual field, the operation is light, power is strong, require the low grade characteristics to road conditions, solves the precasting yard and turns round the problem that king's block goes out the pond difficulty, hoists the inefficiency.