Patent ID: 8167633

Claim:
An intelligent multifunctional transmission and charging device, comprising: a casing, in which a hollow central shaft is formed, the casing comprising an upper cover, a casing body, and a lower cover, the lower cover being coupled through the casing body to the upper cover, the casing body forming a cable outlet opening and an electricity supply opening, the upper cover forming at least one window opening, the lower cover forming at least one electrical adaption opening, the casing body comprising a tongue; a power conversion module, which is arranged inside the casing and comprises a power transformation module, an electricity inlet port matching the electricity supply opening, an external connection plug matching the electrical adaption openings to extending outside the casing; a reel device, which is received in the casing and comprises: a rotary body, which comprises a ring-like configuration having outer circumferential surface forming a circumferential groove and a central portion forming a cylindrical recess, the cylindrical recess forming centrally a through hole in a bottom thereof, which is rotatably fit over the central shaft, the rotary body forming a track in a surface thereof opposing the casing body to operate with the tongue; an elastic member, which is received in the cylindrical recess and has an end attached to the central shaft and an opposite end attached to the rotary body; and a rotary module, which comprises at least one electricity supply port and a circuit board, the circuit board being electrically connected by electrical wires received through the central shaft to the power conversion module, the rotary module being mounted to the rotary body, the electricity supply port matching the window opening; and at least one cable, which has an end electrically connected through the rotary body to the rotary module and is wound around the circumferential groove of the rotary body, the cable having an opposite end extending outward through the cable outlet opening to connect to a connector portion.