The invention provides a portable type obstacle-avoiding prop. The portable type obstacle-avoiding prop comprises a game blanket and an obstacle-avoiding tower, wherein a plurality of groups of conducting strips are arranged on the surface of the game blanket; each group of the conducting strips comprises a conducting strip A and a conducting strip B; all the conducting strips A are connected together through a circuit; all the conducting strips B are connected together through a circuit; a blanket body is further provided with a controller; the controller is internally provided with a sound generator; the obstacle-avoiding tower comprises a base and supporting rods; two contact sheets are arranged at the bottom part of the base and are used for being in contact with the conducting stripsA and the conducting strips B on the game blanket; the two supporting rods are arranged and adopt elastic steel wires; the lower ends of the elastic steel wires are connected onto the base through a torsion spring; the portable type obstacle-avoiding prop is further provided with a lead wire so that the torsion spring is in circuit communication with the contact sheets; vibration switches are arranged at the tops of the two supporting rods to connect the supporting rods. The portable type obstacle-avoiding prop mainly has the advantages that the portable type obstacle-avoiding prop is very convenient to store, carry and use and has a sound generation effect.