河床式护坡闸是一种结构新颖、构造简单、布局合理、美观大方、省工省料、施工方便的新型水闸。其闸室为开敞式结构,有独特的优越性。传统的普通水闸在闸室的两侧必须布置闸墙,以构成水流范围的水槽,并支撑岸墙后的土体不使坍塌。同时,在闸室上下游的两岸还需布置翼墙用于导水并使直立的岸墙以 River bed type barrier is a new structure, simple structure, rational layout, beautiful, save labor and materials, construction of a new type of sluice. Its gate is open structure, has unique advantages. The traditional ordinary sluice must be provided with sluice walls on both sides of the sluice chamber to form a sink for the flow of water and to support the slump behind the sluice. Meanwhile, on both sides of the sluice chamber upstream and downstream of the need to set up the wing wall for water and the vertical wall to