| 摘要 |
PURPOSE: A water circulation device for fish farms is provided to prevent sphagnum from being placed inside a fish farm. CONSTITUTION: A water circulation device for fish farms comprises a pump(110), a pipe, and a power supplying unit. The pump pumps water(20) inside a fish farm(10). An inlet(121) at one side of the pipe and outlets(123) at the other side of the pipe circulate water. The inlet is connected to the pump and water flows in. The outlet discharges water flowed in. The inlet and outlet form different electrical poles. The power supplying unit is respectively connected to the inlet and outlet and provides electricity. |
