| CPC A61L 9/122 (2013.01) [A61L 2209/11 (2013.01); A61L 2209/133 (2013.01)] | 18 Claims |
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1. A liftable aroma diffuser, comprising:
a shell assembly having a storage space and a first opening communicated with the storage space;
a lifting mechanism slidably connected to the shell assembly and comprising a lifting main body and a fragrance storage element arranged on the lifting main body and configured to bear a fragrance element; and
a drive assembly arranged on the shell assembly and connected to the lifting main body and configured to drive the lifting mechanism to slide relative to the shell assembly, so that the lifting mechanism is able to change between a first received state of being received in the storage space and a first extended state of at least partially extending out of the storage space from the first opening,
wherein the lifting main body further comprises a substrate, two side plates and a transmission structure; the substrate is configured to slidably connect to the shell assembly, the two side plates are both connected to the substrate and are arranged opposite one another, the transmission structure is connected to the substrate and is connected to the drive assembly, and the fragrance storage element is located between the two side plates,
wherein the transmission structure comprises a rack arranged along a lifting direction, the drive assembly further comprises a drive housing, a motor main body and a gear wheel; the motor main body is received in the drive housing, the gear wheel is sleeved on an output shaft of the motor main body and is engaged with the rack.
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