The invention provides water floating-type photovoltaic power generation equipment, and belongs to the technical field of solar energy. The water floating-type photovoltaic power generation equipment comprises a plurality of photovoltaic power generation units (1), wherein the water floating-type photovoltaic power generation equipment is characterized in that each photovoltaic power generation unit (1) comprises a base (3), four support upright posts (4) and a photovoltaic panel (5); the base (3) is provided with four brackets; four brackets are in a second-step step structure; a through hole is formed in the first step of each bracket; the through holes are used for movably installing the upright posts; a clamping groove (10) is formed in each upright post; and each clamping groove (10) is used for fixing the corresponding photovoltaic panel (5). The water floating-type photovoltaic power generation equipment provided by the invention is simple in structure, reliable in performance, low in cost, and convenient and fast to install and maintain.