| 摘要 |
PURPOSE: To provide a miniaturized hydroponic device simple in structure and easy to assemble and disassemble. CONSTITUTION: A space 5 is provided between the lower surface of the bottom wall 3A of a vegetation tank 3 put inside a water storage tank 1 and the upper surface of the bottom wall 1A of the tank 1, and a space 8 communicating with a space 5 between the inner surface of the sidewall 1B on one end side of the tank 1 and the outer surface of the sidewall 3B on one end side of the vegetation tank 3, an on/off valve 7 communicating with an inner drainage hole 6 provided on the sidewall 3B is faced on a space 8, and the other end of a pipe 11 with one end fixed on an outer drainage hole 2 provided on the bottom wall 1A is set up above the other end of the vegetation tank 3, and a pump 10 is placed on the midway of the pipe 11. |
