The invention relates to a multipurpose outdoor stretcher trolley, characterized by comprising a stretcher mechanism, a support mechanism and a leg mechanism; the stretcher mechanism is connected with the leg mechanism through the support mechanism; the leg mechanism comprises leg stands, universal wheels and track wheels, the top ends of the leg stands are movably connected with the support mechanism through top two-way ratchet wheels, the lower end of each leg stand is L shaped, one side of each L shape is connected with one universal wheel, one track wheel is connected to the inner side of the other side of each L shape through a bottom two-way ratchet wheel, and the track wheels can rotate around the lower ends of the leg stands or be fixedly locked relative to the lower ends of the leg stands. The multipurpose outdoor stretcher trolley has the advantages that the multipurpose outdoor stretcher trolley using the foldable stretcher mechanism, telescopic armrest and universal wheel design meets the needs of different carriers for passing through passage corners, elevators and other small spaces; the track wheel design enables the trolley to climb up and down the stairs and to pass through beaches, muddy roads and other field areas; with the two-way ratchet wheels to control the leg stands and the track wheels, different operating modes and stretcher poses can be switched to finish different operating functions.