Safe folding type vehicle-mounted triangular warning board structure

The utility model relates to a safe folding type vehicle-mounted triangular warning board structure which solves the technical problems that an existing warning board is single in function and cannot be folded to occupy space, and comprises a warning board body which is detachably and rotationally connected, a driving bin is fixed below the warning board body, forward wheels are rotationally installed at the two ends of the driving bin and connected with a driving motor, and the driving motor is connected with the warning board body. The driving motor is connected with a control circuit and a storage battery, a photoresistor sensor and a raindrop sensor are installed at the upper end of the driving bin, a plurality of switch indication keys are fixed to the rear side face of the driving bin, a U-shaped supporting frame is fixed to the rear end of the driving bin, an auxiliary frame is rotationally connected into the supporting frame, and an auxiliary wheel is installed at the tail end of the auxiliary frame.