Connecting shaft mechanism for multiphase pump

• Main Authors: LIU YAN, LIU LICHAO, LIU HEMING, QIAN FANFAN, YU CHUANYANG
• Format: Patent
• Language: Chinese; English
• Published: 30.09.2022
• Subjects: BLASTING; HEATING; LIGHTING; MECHANICAL ENGINEERING; NON-POSITIVE DISPLACEMENT PUMPS; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; WEAPONS

The invention discloses a connecting shaft mechanism for a multiphase pump, and relates to the technical field of deepwater conveying equipment, the connecting shaft mechanism comprises a motor output shaft and a pump shaft, the motor output shaft and the pump shaft are connected through a coupling mechanism, and the coupling mechanism comprises a slow transmission assembly and a slow transmission assembly; the compression assembly is installed on an output shaft of a motor, the bearing assembly is installed on a pump shaft, and the output shaft of the motor rotates to enable the compression assembly to make contact with the bearing assembly so as to achieve friction contact transmission; the slow transmission assembly and the locking and connecting assembly are arranged between the motor output shaft and the pump shaft, the axial lead of the motor output shaft and the axial lead of the pump shaft are kept on the same straight line through the locking and connecting assembly, and the distance between the end