Single Motor Non-beam Pumping Unit with a Reducer Built in the Roller

A single motor non-beam pumping unit with a reducer built in the roller, comprising a base (6), a tower body (7) and a drive mechanism, wherein the base (6) is fixedly mounted on the ground;

• the lower end of the tower body (7) is hinged on the base (6), and the upper end of the tower body (7) is provided with a platform (1) and the drive mechanism is mounted on the platform (1);
• the drive mechanism comprises a motor (5), a reduction mechanism, a roller (2) and a belt (3), wherein the reduction mechanism is a planetary gear reduction mechanism that is located in the roller (2), and the high speed input shaft of the planetary gear reduction mechanism is located in the center of the roller (2) and the low speed output shaft of the planetary gear reduction mechanism is the roller (2) itself;
• the output shaft of the motor (5) is connected with the high speed input shaft with a serpentine shaft coupling (4) and both ends of the roller (2) are provided with a dust-proof sealing cover.