Hydro-mechanical gearbox for gearbox modular system of vehicle, has hydraulic motor driven by hydraulic pump, where gearshift gearbox is formed as two-speed gearbox or three-speed gearbox

摘要

The hydro-mechanical gearbox has a hydraulic motor (1) driven by a hydraulic pump. A gearshift gearbox (11) is formed as a two-speed gearbox or three-speed gearbox, and is provided with a drive module (A). The drive module has the hydraulic motor and a hydraulic shift cylinder (20) of a gear shifting device (17). The hydraulic shift cylinder is connected with the hydraulic motor. A gearbox module has a component of the gearshift gearbox. The drive module and the gearbox module are provided as equal part modules.