Automatic take-up device of electric vehicle charging pile

The utility model discloses an automatic take-up device of an electric automobile charging pile. The automatic take-up device comprises a take-up box, a locking assembly, a wire outlet pulley, a spring, a wire, a pulley, a telescopic piece, a winding part and a sliding groove. During use, one end of a wire is fixed on the charging pile, the wire in the take-up box sequentially passes through the winding component from the wire inlet, then passes through the wire outlet pulley and is pulled out of the wire outlet of the take-up box through the wire locking component, and when the wire is lengthened, the fixing piece of the winding component slides towards the telescopic piece in the sliding groove, so that the spring is shortened, and the wire can be freely pulled out. According to the utility model, the structure is simple and compact, the design is reasonable, the space of the junction box is fully utilized, the length of the electric wire is utilized to the greatest extent, and the electric wire locking dev