Patent ID: 11962885
Assignee: TRIPLE WIN TECHNOLOGY(SHENZHEN) CO. LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 11:
12. The detection device according to claim 11, wherein a positioning protrusion is disposed on a surface of the second supporting disc facing the first supporting disc;
the first supporting disc defines a second receiving groove for receiving the second supporting disc, the first through hole passes through a bottom of the second receiving groove, the first supporting disc forms a first surface and a second surface at the bottom and an inner sidewall of the second receiving groove, respectively;
the first supporting disc comprises a first protrusion and a second protrusion protruding from the first surface, a first gap is defined between the first protrusion and the second protrusion, and the positioning protrusion is received in the first gap.