Assembled indoor electric cabinet of components of a whole that can function independently

The utility model relates to an assembled indoor electric cabinet of components of a whole that can function independently belongs to the block terminal field, and it includes the box, and the box includes upset frame, upset frame end cap, electrical appliance installing plate, case lid and internal door, wherein, upset frame is the no end, has the rectangle frame that the top just simultaneously lacked, and it forms to be buckled by a monoblock rectangle metal sheet that forms through laser cutting, and upset frame top and bottom are located respectively to the upset frame end cap, form simultaneously open case main body cover, and the interior from interior to exterior of case main body cover installs electrical appliance installing plate, internal door and case lid in proper order, and internal door and case lid pass through articulated shaft movable mounting respectively on case main body cover, the upset frame end cap is installed in upset frame top and bottom through the bolt respectively, the bolt is t