The invention provides a combined power socket device, which includes a wire winding device and a junction box. The winding device mainly includes a fixed knob, a winding shell cover, a plug shell, a switch button, a plug cover, a power cord, a reel, a winding shell, a shaft sleeve, a plug-in round block, a plug-in piece, and a jack cover; the junction box mainly Including plugs, electrical jacks, push button switches, power jacks, hanging pads. The wire winding device and the junction box can be connected through a plug socket, and combined together can be used as a common wiring board. The wire winding device can quickly shrink the power cord and be placed in the wire winding case to protect the power cord. At the same time, the junction box can be matched with multiple connection combinations to increase the number of jack groups; it can also be separated independently, the winding device can be used as a power extension cord, and the junction box can be used as a plug converter. The device is convenient to use and simple to operate.