Photovoltaic panel guide rail installation connecting piece

The utility model relates to the technical field of solar equipment, and discloses a photovoltaic panel guide rail installation connecting piece which comprises a guide rail body, a sliding groove is formed in the guide rail body, a sliding column is connected to the upper portion of the sliding groove in a sliding mode, and an installation base is fixedly installed at the top of the sliding column. Supporting legs are fixedly mounted at the top of the mounting base, a photovoltaic panel is arranged above the supporting legs, a groove is formed in one end of the guide rail body, a sliding groove is formed below the groove, a clamping block is slidably connected into the groove, a movable block is arranged on the right side of the clamping block, and a fixing structure is arranged on one side of the movable block. According to the photovoltaic panel guide rail installation connecting piece, photovoltaic installation and disassembly work can be more convenient, and supports of different sizes can be fixed throu