Triaxial gear type pivot assembly and electronic device thereof

• Main Authors: HONG SHUNYU, CAI ZONGYANG, LI ZHONGYOU
• Format: Patent
• Language: English
• Published: 10.06.2015
• Subjects: BEARINGS; BLASTING; 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 relates to a triaxial gear type pivot assembly which comprises a first shaft, a second shaft, a third shaft, a first bearing piece, a second bearing piece, a first linkage piece and a second linkage piece, wherein the first shaft, the second shaft and the third shaft are parallel to one another; the first bearing piece comprises a first gear pivoted on the first shaft, and the second bearing piece comprises a second gear pivoted on the second shaft; the first linkage piece comprises a first linkage gear and a first pipe body fixedly connected with the first linkage gear; the first linkage gear is pivoted on the third shaft and is meshed with the first gear; the first pipe body is pivoted on the second shaft; the second linkage piece comprises a second linkage gear and a second pipe body fixedly connected with the second linkage gear; the second linkage gear is pivoted on the third shaft and is meshed with the second gear; the second pipe body is pivoted on the first shaft. The first linkage piece and the second linkage piece can do synchronous rotation, and the first bearing piece and the second bearing piece can do the synchronous rotation, so that a first plate body and a second plate body which are connected with the first bearing piece and the second bearing piece on an electronic device can rotate synchronously.