China University of Petroleum

Yang Long

Li Li

Jin Fang Yang

Qishuai Yin

Shanshan Shi

Qianling Xue

A bearing capacity reinforcing device. The bearing capacity reinforcing device comprises: a reinforcing mechanism having a reinforcing body and a reinforcing disc connected to a lower portion of the reinforcing body, a plurality of reinforcing rib plates being spaced apart in a circumferential direction of the reinforcing body and connected to the reinforcing disc; wherein the reinforcing disc is provided with a plurality of accommodating spaces which are spaced apart in a circumferential direction thereof and provided therein with a movable sector plate, respectively, and the reinforcing disc at each of the accommodating spaces is provided with a perforated portion which can be blocked by the sector plate; and a connecting portion having a male buckle end connected to a lower end of the reinforcing body, and a female buckle end connected to an upper end of the reinforcing body. The present disclosure can increase the area of action between the riser or the surface conduit and the seabed soil, thereby increasing the bearing capacity of the conduit to ensure the safety and high efficiency of on-site exploration and development operations.

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Beijing, China

Yang Long