US 11,682,874 B2
Rotating device and rotating radar device
Yong Yang, Shenzhen (CN); Haitao Gong, Shenzhen (CN); and Ting Gao, Shenzhen (CN)
Assigned to SHENZHEN 3IROBOTIX CO., LTD., Guangdong (CN)
Appl. No. 16/979,663
Filed by SHENZHEN 3IROBOTIX CO., LTD., Guangdong (CN)
PCT Filed May 8, 2018, PCT No. PCT/CN2018/086001
§ 371(c)(1), (2) Date Sep. 10, 2020,
PCT Pub. No. WO2019/174114, PCT Pub. Date Sep. 19, 2019.
Claims priority of application No. 201810203416.1 (CN), filed on Mar. 12, 2018.
Prior Publication US 2021/0028587 A1, Jan. 28, 2021
Int. Cl. H01Q 3/04 (2006.01); H02K 5/173 (2006.01); H01R 39/64 (2006.01); F16C 41/00 (2006.01); G01S 7/02 (2006.01)
CPC H01R 39/64 (2013.01) [F16C 41/002 (2013.01); G01S 7/02 (2013.01); H01Q 3/04 (2013.01); F16C 2380/00 (2013.01); H01R 2201/20 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A rotating device, comprising a fixing platform and a rotating platform, wherein a top end of the fixing platform and a bottom end of the rotating platform are rotatably connected via a rotating shaft, a first bearing, and a second bearing, the rotating shaft is connected to and extends through an inner ring of the first bearing, and the fixing platform comprises a carbon brush arranged around the rotating shaft and a first magnetic member arranged around the second bearing;
the rotating platform comprises a second magnetic member matched with the first magnetic member and a rotor conductive ring matched with and connected to the carbon brush, the rotor conductive ring is arranged around the first bearing;
an outer ring of the first bearing is connected to the fixing platform, an inner ring of the second bearing is connected to the fixing platform, an outer ring of the second bearing is connected to the rotating platform, such that the rotating platform is capable of stably rotating around the rotating shaft with respect to the fixing platform, and stable power supply and continuous transmission of communication signal of the rotating platform and the fixing platform are achieved via the carbon brushes and the rotor conductive ring that are matched and connected.