Safety vertical net suspension device under frame beam

The utility model discloses a safety vertical net suspension device under a frame beam and belongs to the technical field of concrete frame structures. The suspension device comprises a lower nut, a lower tightening latch, a chain, a top plate, an upper nut, an upper tightening latch, a handle and a connecting rod; the number of the lower tightening latches is two, and two lower nuts are screwed into each lower tightening latch. The number of the upper tightening latches is two, and the upper nuts are screwed into the upper tightening latches; the upper end of the upper tightening latch is welded with the handle; the upper ends of the four chains are respectively welded on the outer sides of the two upper nuts, and the lower ends are respectively welded on the four lower nuts; the two ends of the connecting rod are welded to the two upper nuts respectively. The suspension device has the advantages of being easy to assemble, convenient to operate, convenient to disassemble after being used and capable of being