Crossing frame for laying electric power circuit

The utility model discloses a crossing frame for laying an electric power circuit, and relates to the technical field of crossing frames. The crossing structure comprises a crossing structure formed by combining a plurality of connecting pieces and connecting pipes, each connecting piece comprises a rectangular block, sleeves with hollow interiors are fixedly arranged on the six faces of each rectangular block, a plurality of clamping blocks are installed in the sleeves in an annular array mode around the axes of the sleeves in a sliding mode, the connecting pipes are arranged on the outer sides of the sleeves in a sleeving mode, and the connecting pipes are connected with the clamping blocks in a sliding mode. Clamping grooves matched with the clamping blocks are formed in the two ends of the connecting pipe correspondingly, an adjusting assembly is installed on the sleeve, and the multiple clamping blocks are driven by the adjusting assembly to be close to or away from the axis position of the sleeve so tha