| 摘要 |
PURPOSE: A block type rainwater storage tank is provided to improve the efficiency by storing rainwater on each block and to strengthen the load supporting force. CONSTITUTION: A block type rainwater storage tank comprises a drawing block(10), a storage block(20), and a discharge block(30). An inlet(14) in which rainwater is drawn is formed on the drawing block , and an outlet(24) is formed at the discharge block. Each block is formed as a cylindrical shape and comprises a ceiling plate and a wall forming a bottom plate and a fluid passage. The wall is comprised by laminating two or more unit walls and forms a floodgate opening or closing the passage of the fluid. The blocks are connected while including a space between the blocks, and concrete is filled into the space in order to form a column(40). |
