Electric vehicle charger with retractable wire

The electric vehicle charger with a retractable wire, comprising a storage box, a winding wheel and a wire, wherein one end of the wire is connected with the charger;

• the winding wheel is mounted in the storage box;
• a coil spring and a sliding ring are provided in the winding wheel;
• the sliding ring is provided with several conducting rings and several conducting strips that correspond and are electrically connected to the conducting rings;
• during use, a mains supply is connected to the conducting rings, and the wire is connected to the conducting strips;
• when the winding wheel is rotated, the conducting strips rotate synchronously with the winding wheel;
• when the conducting strips slide on outer surfaces of the conducting rings, the conducting strips and the conducting rings are kept in electric contact;
• the electric vehicle charger further comprises a pull-stop structure;
• the pull-stop structure comprises a limiting gear arranged on the winding wheel and a latch mounted on the storage box;
• the latch selectively limits the limiting gear;
• and the limiting gear is an incomplete gear;
• wherein the sliding ring comprises a stator part and a rotor part;
• the conducting rings are arranged at the stator part;
• and the conducting strips are arranged at the rotor part;
• the stator part is provided with a wire passing slot;
• and the wire passing slot is provided with an opening on an outer side for allowing the mains supply to enter;
• wherein there are five conducting rings, and correspondingly, there are also five conducting strips;
• or, there are seven conducting rings, and correspondingly, there are also seven conducting strips.