本文首先介绍了研制自动采水浮标的目的意义及其结构、工作原理、主要性能，其次通过几次试用条件及结果的讨论，说明这种自动采水浮标结构简单，操作方便，获取的资料可靠，是研究大风浪条件下悬沙运移的一种新型简易的理想仪器，最后根据实用情况提出了改进和完善的方向。 This paper first introduces the purpose of the development of automatic water buoy and its structure, working principle, main performance, followed by several trial conditions and results of the discussion, indicating that this automatic water buoy structure is simple, easy to operate, access to reliable data , Is a new type of simple and ideal instrument for studying suspended sediment transport under big wind and wave conditions. Finally, the direction of improvement and perfection is put forward according to the practical conditions.