US 11,939,007 B2
Steering mechanism of all-terrain vehicle and all-terrain vehicle
Xiang Li, Jiangsu (CN)
Assigned to SEGWAY TECHNOLOGY CO., LTD., Changzhou (CN)
Filed by SEGWAY TECHNOLOGY CO., LTD., Jiangsu (CN)
Filed on Apr. 15, 2021, as Appl. No. 17/231,187.
Claims priority of application No. 202020556105.6 (CN), filed on Apr. 15, 2020.
Prior Publication US 2021/0323601 A1, Oct. 21, 2021
Int. Cl. B62D 5/04 (2006.01); B62D 1/20 (2006.01); B62K 5/08 (2006.01); B62K 21/12 (2006.01)
CPC B62D 5/0421 (2013.01) [B62D 1/20 (2013.01); B62K 5/08 (2013.01); B62K 21/12 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A steering mechanism of an all-terrain vehicle, comprising:
a steering shaft;
a power steering system; and
an adjusting mechanism comprising a ball joint, a first connecting shaft and a second connecting shaft,
wherein the first connecting shaft has a first end provided with a first ball groove, the second connecting shaft has a first end provided with a second ball groove, and each of the first ball groove and the second ball groove is configured to accommodate a partial structure of the ball joint, to allow the first connecting shaft and the second connecting shaft to be rotatably coupled by the ball joint;
a second end of the first connecting shaft away from the first ball groove is coupled to the steering shaft, and a second end of the second connecting shaft away from the second ball groove is coupled to the power steering system,
wherein the first connecting shaft comprises a first body and a first ball yoke arranged at an end of the first body, and the first ball yoke has the first ball groove; and the second connecting shaft comprises a second body and a second ball yoke arranged at an end of the second body, and the second ball yoke has the second ball groove; and
the first ball yoke and the second ball yoke are staggered to enable a partial area of the first ball groove to overlap with a partial area of the second ball groove, and the partial structure of the ball joint is located in an overlap area,
wherein the ball joint is provided with a first groove cooperating with the first ball yoke and a second groove cooperating with the second ball yoke, along a great circle of the ball joint, and the first groove and the second groove are arranged in a crisscross pattern; and
the adjusting mechanism further comprises:
a first pin passing through the first ball groove, a partial structure of the first pin being located in the first groove, and both ends of the first pin being fixedly coupled to the first ball yoke; and
a second pin passing through the second ball groove, a partial structure of the second pin being located in the second groove, and both ends of the second pin being fixedly coupled to the second ball yoke.