Side slope protection device for mine

The utility model discloses a slope protection device for a mine, which comprises a device bottom plate, one side of the top of the device bottom plate is fixedly connected with a first fixing block, the middle part of the top surface of the device bottom plate is fixedly connected with a first mounting plate, the middle part of the top surface of the first mounting plate is provided with a first sliding groove, and a top bearing plate is driven to slide through the sliding groove. The problems that in the mining process, a large number of stone blocks are likely to be generated, the stone blocks can slide down along with a slope, due to the fact that the inertia of the falling stone blocks is large, a protective net is likely to be damaged in the stone block intercepting process, the safety of the damaged protective net is lowered, and the protective effect of the protective net cannot be guaranteed are solved. The problems that a bearing plate is convenient to disassemble and assemble through bolts and slid