The invention discloses a portable outdoor emergency foldable solar photovoltaic conversion and energy storage device. The device comprises a three-legged supporting frame, a cavity, an output panel,an inverter, an energy storage battery pack, a telescopic rod, a solar photovoltaic conversion assembly, a wingspan support and an automatic tracking system, wherein the three-legged supporting frameis arranged at the bottommost end of the cavity, the output panel is arranged on the cavity outer shell and used for being connected with an external circuit, the inverter is arranged in the cavity and used for adjusting output voltage, the energy storage battery pack is arranged in the cavity and used for storing electric energy, and the telescopic rod is arranged in the cavity inner shell and used for adjusting the longitudinal height. The wingspan support is arranged on the telescopic rod and used for spreading the solar photovoltaic conversion assembly, and the automatic tracking system isarranged at the top end of the telescopic rod and used for automatically tracking sunlight. The device is simple in structural design, convenient to carry, practical and convenient, can realize rapidpower generation and power storage outdoors, and is used for supplying power to equipment such as a power supply and illumination equipment.