China University of Petroleum

Zhanpeng Liu

Wensheng Xiao

Lianpeng Mei

Junguo Cui

Liping Tan

An electric drilling tool suitable for ocean under rater drilling rig is provided, which belongs to the technical field of ocean drilling equipment and includes a power supply assembly, a motor assembly and a bit assembly. The power supply assembly includes a power distribution cabinet, a power supply cable and a cable plug. The motor assembly includes a connecting joint, an upper machine head, a motor housing, a stator assembly, a rotor assembly, a centering bearing, stabilizing bearings, a rotating shaft, a lower machine head and a protector. The bit assembly includes a transition joint and a bit.

Growing community of inventors

Shandong, China

Zhanpeng Liu