Patent ID: 8646818

Claim:
A locking device comprising: a body having a top, a bottom, a left side and a right side, the top having a first installation portion and the bottom located corresponding to the top, the bottom having an installation area which has a locking room; a first part having a first top installation portion and a first bottom installation portion, the first top installation portion located corresponding to the first installation portion of the body and the first bottom installation portion located corresponding to the installation area of the body; a first engaging unit installed to the installation area of the body and having a fixing part, a fixing member, a first engaging member and a first resilient member, the fixing part having a first hole and connected to the fixing member, the first engaging member extending through the first hole of the fixing part, the first resilient member located between the first engaging member and the fixing member so as to provide a resilient force to the first engaging member to protrude a portion of the first engaging member through the first hole of the fixing part; a link movably located in the installation area of the body and reaching to the first engaging unit, the link having a first guide portion which has a first guide section located corresponding to the first engaging member, and a locking member pivotably located in the installation area of the body and reaching the first engaging unit, the locking member having a first recess and an operation end, the first recess located corresponding to the first engaging member of the first engaging unit so that the first engaging member is movable in the first recess; wherein, the first part is connected to the body by engagement of the first engaging member and the first bottom installation portion; wherein, when the locking member is rotated and the first recess is located away from the first engaging member, the locking member contacts the first engaging member.