The invention belongs to a water propulsion device in the technical field of water-jet propellers. The paddle (2) is located in the guide vane shell (4), a rectification channel (6) is arranged at the rear end of the guide vane shell (4), the paddle (2) comprises a paddle sleeve (7) and paddle blades (8), the multiple paddle blades (8) are arranged on the periphery of the outer ring of the paddle sleeve (7) at intervals, and the connecting portion of each paddle blade (8) and the paddle sleeve (7) extends to the left side of the rear portion (18) of the paddle sleeve from the front portion (9) of the paddle sleeve. Each paddle blade (8) is of a curved surface structure, each paddle blade (8) is arranged to be of a curved surface structure which is concave towards the direction of one paddle sleeve (7) on the rear side, and each paddle blade (8) is arranged to be of a curved surface structure which is convex towards the direction of the other paddle sleeve (7) on the front side. The water propulsion device provided by the invention meets the requirements of high efficiency, high cavitation resistance, high compact structure and wide navigational speed adaptation, and can be used by small amphibious electric vehicles.
本发明属于喷水推进器技术领域的水上推进装置。桨叶(2)位于导叶壳体(4)内,导叶壳体(4)后端设置整流通道(6),桨叶(2)包括桨叶套管(7)、桨叶叶片(8),桨叶套管(7)外圈一周按间隙设置多个桨叶叶片(8),每个桨叶叶片(8)与桨叶套管(7)的连接部从桨叶套管前部位置(9)延伸到桨叶套管后部位置(18)的左侧位置,桨叶叶片(8)为曲面结构,每个桨叶叶片(8)部位设置为向后侧的桨叶套管(7)方向凹进的曲面结构,每个桨叶叶片(8)部位设置为向前侧的另一个桨叶套管(7)方向凸出的曲面结构。本发明所述的水上推进装置,兼顾高效率、高抗空化性能、高紧凑结构和宽航速适应要求,满足小型两栖电动车辆使用。
Water propelling device
一种水上推进装置
01.11.2024
Patent
Elektronische Ressource
Chinesisch
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