Patent ID: 11899270
Assignee: TRIPLE WIN TECHNOLOGY(SHENZHEN) CO. LTD.
Field: Optics (Instruments)
Classification: CPC G  H | IPC G  H

Claim 8:
9. A lens module comprising a voice coil motor device comprising:
a fixed component; and
a movable component configured to hold a lens; wherein:
the movable component is accommodated in the fixed component;
the fixed component comprises a housing and a base;
the housing defines a first hole and comprises first side walls;
the base defines a second hole;
centers of the first hole and the second hole are on an optical axis;
the movable component is accommodated in the housing;
the first hole receives the lens;
one end of the movable component is received in the second hole of the base;
the movable component comprises a coil carrier, two permanent magnets, an upper elastic piece, and a lower elastic piece;
the coil carrier is configured to hold the lens;
the two permanent magnets are fixed on an outer side of the coil carrier;
the upper elastic piece and the lower elastic piece are respectively arranged on an upper surface and a lower surface of the coil carrier;
the lower elastic piece is mounted on a side of the base facing the upper elastic piece;
the first side walls of the housing define a plurality of positioning holes, and the base comprises a plurality of positioning posts; and
each of the positioning posts is embedded in a corresponding one of the positioning holes.