Dynamic submarine cable vertical fatigue test device

The invention discloses a dynamic submarine cable vertical fatigue test device comprising a device main body which is provided with a fixing mechanism used for fixing one end of a to-be-tested dynamic submarine cable; the device main body is also provided with a stretching mechanism which is used for stretching the fixed to-be-tested dynamic submarine cable; the device main body is also provided with a swing mechanism which is used for transversely and longitudinally swinging the stretched to-be-tested dynamic submarine cable; the device further comprises a detection mechanism which is used for detecting the fatigue degree of the dynamic submarine cable to be detected in the stretching and swinging process. 本公开揭示了一种动态海缆立式疲劳试验装置，包括：装置主体，所述装置主体上设置有固定机构，用于对待测动态海缆的一端进行固定；所述装置主体上还设置有拉伸机构，用于对固定后的待测动态海缆进行拉伸；所述装置主体上还设置有摆动机构，用于对拉伸后的待测动态海缆进行横向和纵向摆动；所述装置还包括检测机构，用于检测所述待测动态海缆在拉伸和摆动过程中的疲劳度。