Smooth air inlet device for electronic fuel injection system

The utility model provides a smooth air inlet device for an electronic fuel injection system, which comprises an air inlet component, a throttle body front plate and a translation sliding block cavity rear plate, the throttle body front plate and the translation sliding block cavity rear plate are fixedly connected with each other, and an accommodating cavity is formed in the throttle body front plate and the translation sliding block cavity rear plate; the throttle body front plate is provided with a front air inlet, and the translation sliding block cavity rear plate is provided with an air outlet. The front air inlet, the containing cavity and the air outlet form an air inlet channel. The air inlet assembly comprises an accelerator cable, a rotating shaft, a sliding piece and a swing arm. The lower end of the accelerator cable is connected with the sliding piece, the sliding piece is contained in the containing cavity, and the rotating shaft penetrates through the throttle body front plate and the translat