The present invention is provided with a lock fixing mechanism with quick assembly and disassembly, with a position lock block coupled to a position lock bar, the position lock block is contacted with the side surface of the position lock bar, by rotating, the position lock block squeezes the position lock bar. Under the action of the pressure, the spring connected to the position lock block deforms that the position lock bar moves towards the deforming direction of the spring, therefore the position lock bar is locked between the position lock block. The entire device doesn't need additional components nor need professional to operate that it has well applicability. The present invention further provides with a booth applied with the lock fixing mechanism with quick assembly and disassembly.

The present disclosure provides an assembled cabinet with multiple storage units. Each storage unit includes multiple panels and connectors interconnected to form an inner space and an opening. Each of the panels includes a panel frame and a panel sheet that covers the panel frame, with panel corners of the panel frame not being covered by the panel sheet. Each of the connectors has multiple panel corners corresponding to panel corners, and adjacent connector slots are oriented perpendicularly to each other. Further, the storage unit includes corner braces each being inserted into a corresponding connector located around the opening of the storage unit, and the corner braces are installed into available connector slots of the corresponding connectors.