| 摘要 |
PURPOSE: A rainwater storage system is provided to efficiently use rainwater by storing rainwater and sterilizing the stored rainwater and to improve exterior appearance by forming an additional case on the outer side of the system. CONSTITUTION: A rainwater storage system(1) comprises a case(10), an inlet unit(20), a rainwater storage tank(30), an intake unit(40), and an outlet unit(50). The case is formed in a box shape. The rainwater storage tank is formed inside the case and stores rainwater. The inlet unit sends rainwater to the inside the rainwater storage tank and comprises an inlet pipe(21) branched from a drainpipe(5) and connected to the inside the rainwater storage tank. The intake unit comprises an intake(41), an intake pipe(44), and an intake pump(45). The outlet unit is connected to the end of the intake pipe and discharges rainwater from the rainwater storage tank to the outside.
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