Roof photovoltaic sunlight shed arrangement structure and arrangement method

The invention discloses a roof photovoltaic sunlight shed arrangement structure and an arrangement method, and belongs to the technical field of distributed roof photovoltaics. The device comprises photovoltaic modules, a plurality of water tank wedge-shaped clamps, a plurality of water tank middle brackets and a water guide groove, the photovoltaic modules comprise a plurality of transverse photovoltaic modules and a plurality of vertical photovoltaic modules, and the transverse photovoltaic modules and the vertical photovoltaic modules are the same in specification; when the single-side slope surface assemblies are arranged, the photovoltaic assemblies are arranged in a vertical and transverse combined manner; the water chute is mounted on the purline, and the water chute middle bracket is arranged on the water chute; the water tank wedge-shaped clamp is matched with the water tank middle bracket for use; the water tank wedge-shaped clamp presses the edge of the transverse photovoltaic module and/or the ver