本文介绍了国内目前运营的、自主设计的田湾河流域金窝高水头冲击式水电站φ1.9m球形阀的新结构及设计特点。通过本机组的设计、研制,解决了我公司面临的高水头、大型球形阀设计制造的难题,使其具备了球形阀的设计制造能力。 This paper introduces the new structure and design features of the φ1.9m spherical valve of Jinwo High Head Impact Hydropower Station in Tianwanhe River Basin which is currently operated in China. Through the design, development and solution of this unit, the design and manufacture of high head and large spherical valve that our company is facing have been solved, making it possesses the design and manufacturing ability of spherical valve.