This creation is a kind of water pipe flow path valve system, it includes tube body and gate, mainly tube body includes to flow into pipe end, outflow pipe end and tributary end, and what tube body is rotatably arranged in gate, such user is able to according to making demand Rotary grate, it allows its structure switching what to cover tributary end, outflow pipe end, fast and easy adjustment flow and flow direction can be provided through this mode, reach the purpose and effect of this creation accordingly.本創作是一種水管流路閘門裝置,其包括有管體與閘門,主要是管體包括有流入管端、流出管端以及支流端,而閘門可轉動設置於管體,如此使用者得以依造需求轉動閘門,讓其結構切換於遮蔽支流端、流出管端,透過此方式可以提供方便快速調整流量與流向,據此達成本創作之目的與功效。