Anti-bending cushion layer of roadway bottom plate

The utility model provides an anti-bending cushion layer of a roadway bottom plate. The anti-bending cushion layer of the roadway bottom plate comprises a plurality of reinforcing ribs, the reinforcing ribs are arranged in at least three directions, and every two of the three directions are perpendicular to each other; concrete is poured on the reinforcing ribs to form the concrete layer, one ends of the reinforcing ribs in at least one direction are wrapped by the concrete layer, and the other ends of the reinforcing ribs in at least one direction are connected with the roadway bottom plate; the cement layer is arranged on the concrete layer and located on the side, where the reinforcing ribs are not exposed, of the concrete layer. According to the utility model, the problems of bulge and deformation of the roadway bottom plate in the prior art are solved. 本实用新型提供了一种巷道底板的抗弯垫层。巷道底板的抗弯垫层包括：加强筋，加强筋为多个，多个加强筋沿至少三个方向设置，三个方向两两垂直；混凝土层，在多个加强筋上浇灌混凝土以形成混凝土层，至少一个方向的加强筋的一端被混凝土层包覆，另一端与巷道底板连接；水泥层，水泥层设置在混凝土层上，且位于加强筋未露出的一侧。本