Wire take-up and pay-off device and docking station

The utility model discloses a wire take-up and pay-off device and a docking station, and belongs to the technical field of computers, the wire take-up and pay-off device comprises a fixing plate and atake-up and pay-off box, the take-up and pay-off box is of a housing structure fixed on the fixing plate in an inverted mode, and a containing space used for containing wires is formed between the take-up and pay-off box and the fixing plate. A shaft used for winding wires is arranged in the containing space, two openings for the wires to extend out are formed in the side wall of the winding andunwinding box, and the fixing plate further comprises a fixing area used for fixing the conversion part. According to the scheme, stretching, retracting and tidying of the wires are greatly facilitated, the situation that too much space is occupied by long wires is avoided, and the experience that a user uses a docking station product is improved. 本实用新型公开了一种线材收放装置与一种扩展坞，属于计算机技术领域，其中，线材收放装置包括固定板和收放盒，收放盒为倒扣固定于固定板上的罩壳结构，收放盒与固