Gear transmission variable displacement oil pump of engine

• Main Authors: DUAN SHENGQIU, HU WENQIANG, PU YI, JIANG YINLONG, CHEN LIANSHAN
• Format: Patent
• Language: Chinese; English
• Published: 28.06.2024
• Subjects: BLASTING; ENGINEERING ELEMENTS AND UNITS; GEARING; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; LUBRICATING; MECHANICAL ENGINEERING; THERMAL INSULATION IN GENERAL; WEAPONS

The invention discloses a gear transmission variable displacement oil pump of an engine, and relates to the technical field of engines, the gear transmission variable displacement oil pump comprises an oil pump body, the oil pump body is rotatably connected with a driven gear, the oil pump body is provided with a mounting cavity, the mounting cavity is provided with an oil pump cover, the mounting cavity is internally provided with a swing ring, and the swing ring is provided with a swing hole; the other end of the swing ring is provided with a swing spring, a rotor is eccentrically arranged in the swing ring, the rotor is provided with a driving gear, the oil pump body is provided with a first oil way communicated with the mounting cavity, an oil outlet plugging piece is arranged at an outlet of the first oil way, and the oil pump body is provided with a second oil way; a safety valve assembly is installed at an outlet of the second oil way, the circle center distance between the swing ring and the rotor can