US Patent No. 11,034,448

UNMANNED AERIAL VEHICLE AND ARM CONNECTION STRUCTURE THEREOF


Patent No. 11,034,448
Issue Date June 15, 2021
Title Unmanned Aerial Vehicle And Arm Connection Structure Thereof
Inventorship Huai Peng, Guangdong (CN)
Zhengli Zhang, Guangdong (CN)
Chun Yu, Guangdong (CN)
Assignee AUTEL ROBOTICS CO., LTD., Shenzhen (CN)

Claim of US Patent No. 11,034,448

1. An arm connection structure, configured to rotatably connect an arm to a body, wherein the arm connection structure comprises:a connection shaft, mounted on the body;
a shaft sleeve, sleeved on the connection shaft, and capable of moving along an axial direction of the connection shaft, wherein the shaft sleeve can rotate with the arm;
wherein the shaft sleeve is provided with a curved guide slot extending along a peripheral direction of the shaft sleeve, and the connection shaft is provided with a guide block that matches the curved guide slot and that can slide in the curved guide slot; or
the shaft sleeve is provided with a curved guide slot extending along a peripheral direction of the shaft sleeve, and the connection shaft is provided with a guide block that matches the curved guide slot and that can slide in the curved guide slot; and
an elastic member, wherein the elastic member is sleeved on the connection shaft, and one end of the elastic member abuts against the shaft sleeve, and the other end abuts against the body, wherein
the curved guide slot has an extreme position and a first lock position and a second lock position that are located on two sides of the extreme position; when the guide block slides to the first lock position, the arm is in an unfolded state, and when the guide block slides to the second lock position, the arm is in a folded state.