Locking device for gear shaft assembly

• Main Authors: YU WEIBO, TANG LINGFENG, WU ZHIGUANG, LIU SHAOLONG, SHI BING, DING WENQIANG, HU QIANG
• Format: Patent
• Language: Chinese; English
• Published: 29.08.2023
• Subjects: BEARINGS; BLASTING; DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS ORMACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS,CLIPS, WEDGES, JOINTS OR JOINTING; ELEMENTS OR CRANKSHAFT MECHANISMS; ENGINEERING ELEMENTS AND UNITS; FLEXIBLE SHAFTS; 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 provides a locking device for a gear shaft assembly, which comprises a locking nut, a gear shaft comprises a first limiting part and a first fixing part, the first fixing part extends along the radial direction of the gear shaft, the locking nut comprises a second limiting part and a second connecting part, the second connecting part extends along the axial direction of the gear shaft from the second limiting part, and the second connecting part is connected with the second limiting part. The bearing is arranged between the first limiting part and the second limiting part, the second connecting part is in threaded connection with the first connecting part, and the second connecting part comprises a second fixing part extending in the radial direction of the gear shaft; and the fixing piece is fixed in the first fixing part and the second fixing part and used for limiting relative rotation between the locking nut and the gear shaft. By arranging the locking nut, the gear shaft can be used for