Novel node connecting device for cable bridge and composite floor

The utility model belongs to the field of cable bridge installation, and particularly relates to a novel node connecting device for a cable bridge and a composite floor, which comprises two connecting rods and a cable bridge body. Two circular grooves are formed in the top end of the cable bridge body, a connecting plate is fixedly connected to one ends of the two connecting rods, an expansion bolt is in threaded connection with the interior of the connecting plate, and a floor body is in threaded connection with the surface of the expansion bolt; a connecting rod penetrates through a circular groove in a cable bridge body, then a positioning rod is loosened, a first spring pulls a disc due to recovery of elastic force, the disc drives the positioning rod to slide, then the cable bridge body can be lapped on the positioning rod, the cable bridge body can be conveniently connected to the connecting rod, and the cable bridge body can be conveniently connected to the connecting rod. The situation that after the