Protection supporting and blocking structure for anti-cracking type suspended dangerous rock body

The invention relates to a protection supporting and blocking structure for an anti-cracking type suspended dangerous rock body, and belongs to the technical field of geological disaster prevention and control. The protection supporting and blocking structure comprises mother rock and a dangerous rock body which protrudes out of the mother rock and is in a suspended state; the mother rock and the dangerous rock are strengthened together by a prestressed anchor cable; a plurality of supporting devices for supporting the dangerous rock body are arranged below the dangerous rock body, and a protective net is arranged on the side, back on to the mother rock, of the dangerous rock body; the bottom of the protective net is connected with the supporting devices, and the top of the protective net is fixed to the surface of the top end of the mother rock through anchor rods; and the dangerous rock body is comprehensively covered by the protective net. The protection supporting and blocking structure has the effect of