The utility model discloses a combined socket for a computer and a household appliance. The upper point and the lower point of the center of a panel 11 of the socket 1 are provided with earthing jacks 111, 112 and the back part of the socket 1 is assembled with an earthing guide frame 2. The back end of the earthing guide frame 2 is provided with an extended overlapping part 23 which is connected with the back end of an earthing guide frame 1141 which is arranged in an earthing jack 114 of the socket 1. The upper end and the lower end of the earthing guide frame 2 are respectively formed into earthing guide connecting parts 21, 22 which can be assembled in the two earthing jacks 112, 112. The length of the supply jack 113 which is arranged at the left side of the socket 1 is increased, and the inside of the supply jack 113 is assembled with a conducting frame 1131. Besides computers, domestic appliances can also be inserted in the utility model.