Wire retracting device

A wire retracting device, comprising:

• a base including a platform, an annular wall being arranged on the platform, the annular wall having a limiting portion, and a first stop portion and a second stop portion being formed on two sides of the limiting portion, respectively;
• a limiting board disposed on the base, a gap being formed between the limiting board and the platform;
• a cover limited to being movable in the gap, an accommodating space being formed between the cover and the base, wherein the cover includes a top surface and a side wall, the top surface has a grooved opening, a lever is arranged on an inner edge of the grooved opening, the side wall is disposed along an edge of the top surface and forms an opening, and a sliding area is formed between the inner edge of the grooved opening and the annular wall;
• a slide block slidably disposed on the sliding area, the slide block including a first recess portion and a second recess portion, the first recess portion and the second recess portion being disposed symmetrically, and the lever being detachably engaged with the first recess portion and the second recess portion;
• and
• a transmission wire disposed in the accommodating space, the transmission wire capable of being retracted in and being released out through the opening.