Patent ID: 8708169

Claim:
A combination cabinet comprising: a plurality of upright posts; a plurality of crossbars arranged between the upright posts; a plurality of connectors mounted between the plurality of upright posts and the plurality of crossbars to connect the plurality of upright posts and the plurality of crossbars; a plurality of rotation knobs mounted between the plurality of crossbars and the plurality of connectors; at least one hanging bar mounted between two of the plurality of crossbars; and at least two connecting brackets each mounted between the at least one hanging bar and a respective one of the two of the plurality of crossbars; wherein: each of the plurality of upright posts has a periphery provided with a plurality of guide tracks; each of the plurality of crossbars has an interior provided with a mounting hole; each of the plurality of crossbars has a surface provided with a passage; the passage of each of the plurality of crossbars has a periphery provided with an entrance; each of the plurality of connectors has a first side provided with a guide rail mounted in a respective one of the guide tracks of a respective one of the upright posts and a second side provided with a mounting portion mounted in the mounting hole of a respective one of the plurality of crossbars; each of the plurality of connectors has a surface provided with a slot; the slot of each of the plurality of connectors has an end provided with an abutting edge aligning with the passage of the respective crossbar; each of the plurality of rotation knobs has a first side provided with a connecting portion extended through the passage of a respective one of the plurality of crossbars and the slot of a respective one of the plurality of connectors and a second side provided with an operation portion abutting the respective crossbar; the connecting portion of each of the plurality of rotation knobs has a periphery provided with a pressing protrusion that is extended through the entrance of the passage of the respective crossbar and is rotatable to abut the abutting edge of the slot of the respective connector; each of the plurality of rotation knobs is rotatable to affix the respective upright post, the respective crossbar and the respective connector; each of the plurality of crossbars has a side provided with a fixing channel; each of the at least two connecting brackets has a first end provided with a hooked portion hooked into the fixing channel of the respective one of the two of the plurality of crossbars and a second end provided with a fixing recess; and the hanging bar is located between the at least two connecting brackets and has two opposite ends each mounted in the fixing recess of one of the at least two connecting brackets.