Wire winding device with transmission line which are pulled at one end

A wire winding device with transmission line which are pulled at one end;

• comprising:
• a lower cover;
• a bottom of the lower cover having a sector groove;
• a position sheet being movably installed to the lower cover;
• a front end of the position sheet having a block and being bent toward the lower cover;
• a rotary base;
• a top of the rotary base having an annular track and a lower side thereof having a groove;
• a lateral side of the rotary base being a spacing layer for winding a transmission line;
• a block being firmly and movably embedded into an annular track of the rotary base;
• and the rotary base having a spacer;
• a spiral spring received in the groove of the rotary base;
• the spacer serving to cover the spiral spring into the groove of the rotary base;
• a telescopic end module having a circuit board which is connected to a transmission line;
• the circuit board being installed below the rotary base;
• a bottom of the circuit board having a plurality of annular joints;
• a retaining end module having a functional circuit board installed at a bottom of the circuit board;
• a center of the functional circuit board having a plurality of retaining holes;
• a top of the retaining end module having a plurality of electric joints so that the electric joints are in contact with the annular joints and the signals are transmitted;
• the functional circuit board being extended with a transmission line;
• and
• an upper cover;
• a center of the upper cover being extended with a holed post;
• one side of the post having a notch for fixing the spiral spring;
• and
• wherein screws are locked into the holed post, position sheet, rotary base, spiral spring, telescopic end module, retaining end module so that they are fixed to the upper cover.