Gearbox assembly for chain-driving tri-wheeled vehicle

• Main Authors: XIONG JUNSONG, SUN LISHENG, QI FALI, YE BIN, MEI CHANGSHENG, TANG LINGXIAO, SHEN MANQING, HU BANGYOU, MA JUN, JU CHEN
• Format: Patent
• Language: Chinese; English
• Published: 20.01.2010
• Subjects: BEARINGS; BLASTING; ELEMENTS OR CRANKSHAFT MECHANISMS; ENGINEERING ELEMENTS AND UNITS; FLEXIBLE SHAFTS; GEARING; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; ROTARY BODIES OTHER THAN GEARING ELEMENTS; SHAFTS; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model discloses a chain-driving tri-wheeled vehicle for a chain-driving tri-wheeled vehicle, which comprises an input shaft (1), a subsidiary variable-speed rapid-shift gear (2), a subsidiary variable-speed slow-shift gear (3), a subsidiary variable-speed sliding gear (4), a fork shaft (5), a box body (6), a first main variable-speed fork shaft (7) and a second main variable-speed fork shaft (8); and a fork shaft self-locking device is arranged the contact part of the end part of the fork shaft (5)and the box body (6), and a fork shaft interlocking device (10) is arranged between the first main variable-speed fork shaft (7) and the second main variable-speed fork shaft (8). The chain-driving tri-wheeled vehicle with the special structure utilizes the gearbox assembly to arrange the self-locking and interlocking devices on the gear-shift fork shaft, the main variable-speed fork shaft and the second main variable-speed fork shaft (8), ensures that just one fork shaft can be drawn during the gear-shi