Cabinet with connecting mechanism for two adjacent wall plate

A cabinet with a connecting mechanism for two adjacent wall plates comprising:

• a horizontal wall plate having a hollowed center portion which is partitioned by a plurality of first vertical walls to form a plurality of first chambers therein, each of the first chambers being provided with a plurality of retaining holes through a first surface,
• a retaining block having a flexible rachet received and retained in one of the first chambers by engagement of the rachet and a retaining hole, said retaining block further including a slot for receiving a nut therein a horizontal hole being disposed through a front surface of said retaining block, and being interconnected with the slot;
• a vertical wall plate having inner and outer surfaces, and a hollowed center portion partitioned by a plurality of second vertical walls to form a plurality of second chambers, said vertical wall plate having a plurality of first, smaller holes through the inner surface and a plurality of second, larger holes through the outer surface in alignment with the first, smaller holes;
• a connecting plug defining a tubular configuration with a projecting tube portion to be received in the first, smaller hole of said vertical wall plate, said connecting plug further including a collapsible fence portion opposite to the projecting tube portion and a shoulder portion provided on the fence portion, said connecting plug having a through hole in a center portion;
• a bolt member received by said through hole of said connecting plug and then retained by a nut disposed in said slot of said retaining block;
• and
• a lid member inserted into the collapsible fence and pressing the shoulder portion of the fence against a rim of the second, larger hole.