A retractable hand-cranked wheelchair includes a frame body, a front wheel, two rear wheels, a hand-cranked transmission mechanism and a seat. The frame body is a telescopic frame body, the front wheel is pivoted at the middle of the front end of the frame body, and the two rear wheels are respectively pivotally disposed at two sides of the rear end of the frame body. The manual transmission mechanism is disposed on the frame body, and the manual transmission mechanism includes a rocker mechanism and a power transmission mechanism. The power transmission mechanism is connected between the rocker mechanism and the front wheel, and the seat is disposed on the frame body. When the frame body is extended, the height of the seat is lowered, and it can be used as a handcart. When the frame body is shortened, the height of the seat is raised. At this time, it can be used as a wheelchair, and it is convenient to enter public places and indoor spaces. .一種可伸縮式手搖輪椅車，包括一車架本體、一前輪、兩後輪、一手搖式傳動機構及一座椅。車架本體為一伸縮式的架體，前輪樞設於車架本體的前端中間處，兩後輪分別樞設於車架本體的後端兩側處。手搖式傳動機構設置於車架本體上，手搖式傳動機構包含一搖柄機構及一動力傳遞機構，動力傳遞機構連接於搖柄機構及前輪之間，座椅設置於車架本體上。車架本體伸長時，座椅的高度降低，此時能做為手搖車使用；車架本體縮短時，座椅的高度升高，此時能作為輪椅使用，可方便進入公共場所及室內空間。
