The instrument hanger of this creation, which includes at least, to be had: rod piece,Pendant,Blocking element and retainer,Pendant system position what rod piece at top position,The what rod piece is arranged close to bottom position in the blocking element system,For at the outer rim of fixed one pet cage of what at the ora terminalis of the blocking element,The retainer system is arranged between the what rod piece and the opposite pendant and the blocking element,The retainer is equipped with a fluting portion,And the open end in the retainer what fluting portion and be equipped with a hook part,And the fluting portion side and be equipped with a guidance part,It can be utilized by the guidance part and the cage bar of pet cage is directed to the fluting portion,And the cage bar can be prevented to be detached from the fluting portion at the open end in the hook part position what fluting portion,And cooperate at the ora terminalis of the blocking element at the outer rim of fixed one pet cage of what,At the outer rim for enabling the firm fixed what pet cage of the instrument hanger.本創作之儀器掛架至少包含有:桿件、掛件、抵制件以及扣持件,該掛件係位於該桿件靠近頂部位置處,該抵制件係設置於該桿件靠近底部位置處,該抵制件之端緣處可供抵靠固定於一寵物籠之外緣處,該扣持件係設置於該桿件且相對該掛件及該抵制件之間,該扣持件設有一開槽部,而該扣持件於該開槽部之開放端並設有一勾部,且該開槽部一側並設有一導引部,藉由該導引部可利用將寵物籠之籠桿導引至該開槽部,且該勾部位於該開槽部之開放端處可防止該籠桿脫離該開槽部,並配合該抵制件之端緣處抵靠固定於一寵物籠之外緣處,使該儀器掛架得以穩固固定於該寵物籠之外緣處。