Anti-backing safety device for track walking equipment

The invention discloses an anti-backing safety device for track walking equipment, which comprises a mounting frame, a transmission assembly, a moving frame, a supporting rod clamping block assembly and a clamping groove, and is characterized in that the whole anti-backing safety device is mounted on the track walking equipment through the mounting frame, and the clamping groove adopts a multi-section structure and is fixedly mounted on the inner sides of vertical rib plates of tracks on two sides; the transmission assembly is installed on the installation frame, the moving frame is connected with the transmission assembly through a screw pair, and the supporting rod clamping block assemblies are installed on the two sides of the moving frame to form a moving pair. One power source is adopted, coordinated movement in the horizontal direction and the vertical direction of the device is achieved through the spiral mechanism and the limiting structure, the self-locking and unlocking functions of the device are a