Multi-specification plug adapter

A multi-specification plug adapter, comprising:

• a first outer casing (1) and a second outer casing (2) mounted to each other;
• the second outer casing (2) including one or more than one accesses socket holes (21);
• the first outer casing (1) including one or more than one sliding plugs (11) disposed therein;
• one or more than one sliding plugs (11) is provided with a push button (111), and the push button (111) is disposed outside the first outer casing (1);
• one or more than one sliding plugs (11) having first plug pins (112) and second plug pins (113) of different specifications at both ends;
• the first plug pins (112) or the second plug pins (113) of one or more than one sliding plugs (11) can be extended outside the first outer casing (1) by pushing the push button (111);
• wherein the second outer casing (2) and the first outer casing (1) have one or more sets of corresponding rotating shafts (23) and shaft holes (10);
• the first outer casing (1) is rotatable relative to the second outer casing (2) through the rotating shaft (23);
• wherein the second outer casing (2) includes second bus bars (24) electrically connected to conductive sheets (22);
• the first outer casing (1) includes first bus bars (12) electrically connected to one or more than one sliding plugs (11);
• the second bus bars (24) and the first bus bars (12) are electrically conducted through the shaft (23).