The invention discloses an emergency unlocking device for remote sales vehicles, which comprises a vehicle body, a connection slot, a connection plug, a bolt, a bolt guide frame, a cylinder and a position sensor. The bottom of the vehicle body is provided with a vehicle frame, and Two sets of rollers are evenly distributed on the bottom, a connection slot is provided at the left end of the vehicle frame, a connection plug is provided at the right end of the vehicle frame, a pin guide frame is provided above the connection slot, and a first mounting plate is provided at the right end of the connection slot. The upper end of the first mounting plate is provided with a cylinder mounting plate, the cross-section of the latch guide frame is an inverted L-shaped plate, and the bottom of the latch guide frame is fixed on the connection slot; the cylinder mounting plate is provided with a cylinder, and the bottom of the cylinder A telescopic connecting rod is connected. In the present invention, two second card slots and one first card slot are provided in the connection slot to increase the firmness of the connection; the set cylinder and the telescopic connecting rod enable the height of the bolt to be adjusted independently, thereby realizing the release of the pin car function.