Ocean depth automatic compensation type full-ocean-depth hydraulic control water stop valve

US10683939B1 · kind B1 · utility

Assignee

• Huazhong University of Science and Technology · CN

Inventors

• Defa Wu · Jinjiang, CN
• Chao Li · Hubei, CN
• Yinshui Liu · Hubei, CN
• Qian Cheng · Aurora, US
• Zhenyao Wang · Hubei, CN
• Guang Luo · Hubei, CN
• Yipan Deng · Hubei, CN
• Hao Pang · Sale, GB
• Xiaomin Zhai · Hubei, CN

Key dates

• Filing date: Jan 11, 2019
• Grant date: Jun 16, 2020
• Expiry date: Jan 11, 2039

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F16K27/12
• WIPO field: Mechanical elements
• WIPO sector: Mechanical engineering

Abstract

An ocean depth automatic compensation type full-ocean-depth hydraulic control water stop valve includes a valve body having an inlet and outlet on a side thereof; a valve sleeve assembly embedded in the valve body; and a valve core assembly. The valve sleeve assembly includes a spring cover; a pressure rod valve sleeve; a valve core cover; a valve seat; a pressing piece; a push rod valve sleeve base body; and a screw plug. The valve core assembly includes a pressure rod; a valve core; and a push rod.