US 11,722,045 B2
Voice coil motor
Jing-Wei Li, Guangdong (CN); Sheng-Jie Ding, Guangdong (CN); Shin-Wen Chen, New Taipei (TW); and Shuai-Peng Li, Shenzhen (CN)
Assigned to TRIPLE WIN TECHNOLOGY(SHENZHEN) CO.LTD., Shenzhen (CN)
Filed by TRIPLE WIN TECHNOLOGY(SHENZHEN) CO.LTD., Shenzhen (CN)
Filed on Jan. 23, 2022, as Appl. No. 17/581,938.
Claims priority of application No. 202111444098.6 (CN), filed on Nov. 30, 2021.
Prior Publication US 2023/0170780 A1, Jun. 1, 2023
Int. Cl. H02K 41/03 (2006.01); H02K 41/035 (2006.01); G02B 7/04 (2021.01)
CPC H02K 41/0356 (2013.01) [G02B 7/04 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A voice coil motor comprising:
a housing;
a first spring, connected to an inner surface of the housing;
a coil;
a carrier, wherein the carrier is received in the housing and carries the coil, the first spring is connected to a side of the carrier;
a second spring, wherein the second spring is received in the housing, and the second spring is connected to another side of the carrier away from the first spring;
a base, wherein the base comprises an insulating base plate and a metal connecting member, the insulating base plate is positioned on a side of the second spring away from the carrier, and the insulating base plate is connected to the housing, the metal connecting member is positioned in part on a side of the insulating base plate facing the second spring, the second spring is welded with the metal connecting member;
the carrier comprises a carrier bracket, a first conductive member, and a second conductive member; a receiving groove is defined on an outer side of the carrier bracket, the coil is positioned in the receiving groove, a side of the carrier bracket facing the second spring defines a first mounting groove and a second mounting groove, the first conductive member is embedded in the first mounting groove, and the second conductive member is embedded in the second mounting groove, the coil is electrically connected to the first conductive member and the second conductive member.