Liftable anti-tipping supporting leg for transport vehicle

The invention discloses a liftable anti-tipping supporting leg for a transport vehicle, which is used for supporting the transport vehicle when the transport vehicle is parked, and comprises a liftable supporting leg which comprises a supporting leg body fixed on a frame of the transport vehicle, a first fixed leg fixed on the supporting leg body and a first telescopic leg telescopically arranged on the first fixed leg, the first chassis is fixed at the tail end of the first telescopic leg; the anti-tipping supporting leg comprises a second fixed leg and a second telescopic leg telescopically arranged on the second fixed leg, one end of the second fixed leg is connected to one side of the supporting leg body, the second telescopic leg is of a bent structure, and the end, away from the second fixed leg, of the second telescopic leg is of a vertical structure; the third telescopic leg is arranged on the third fixed leg in a telescopic mode, the second chassis is fixed to the tail end of the third telescopic leg