Patent ID: 8711560

Claim:
A snap-engagement structure for fixing a daughter body to a mother body, the mother body having two installation units, the snap-engagement structure comprising: a key unit having a first coupling portion and an advancing portion for driving the key unit to move in a first direction; at least a fastening unit having an engaging portion and a second coupling portion, the engaging portion being engaged with and fixed to a corresponding one of the installation units, the second coupling portion being movably abutted against the first coupling portion to enable the first coupling portion and the second coupling portion to move relative to each other, thereby causing the at least a fastening unit to move in a second direction and causing the engaging portion to be engaged with or disengaged from the corresponding one of the installation units; and a first restoring unit connected between the key unit and the daughter body, thereby allowing the key unit to undergo reciprocal motion in the first direction.