The invention provides a solar energy oxygen supply device.It is used in fish culture system.The utility model uses the solar photoelectric energy to drive the waterwheel to supply oxygen to the breeding system.The solar energy oxygen supply device includes: controller,Solar photovoltaic module,Supply power plug,Energy storage equipment,Water guide device,Filter device and oxygen supply water vehicle,It is powered by solar energy to drive the motor of the oxygen supply device.The water discharged by the motor is found to be led into the water through its water guide device.The angle and height of the water guide device increase the oxygen supply in the water tank.本創作提供一種太陽能供氧裝置，係用於魚塭等養殖系統中，其利用太陽光電能以驅動水車對該養殖系統進行供氧，該太陽能供氧裝置包括：控制器、太陽能光電模組、供應電源插頭、儲能設備、導水裝置、過濾裝置及供氧水車，其藉由太陽能提供電力以驅動該供氧裝置之馬達運作，使該馬達噴出之水量透過其導水裝置發現導入水中，且藉由導水裝置之角度與高度增加水槽中之供氧量。
