GAS IDLING TRANSITION PASSAGE STRUCTURE FOR OIL AND GAS DUAL-PURPOSE CARBURETOR

The utility model provides a gas idling transition passage structure for oil and gas dual-purpose carburetor, comprising a carburetor body f and a mixing chamber ; a choke valve and a throttle valve are disposed in the mixing chamber in the order of the air flow direction; a gas intake pipe for supplying gas to the mixing chamber is disposed on the carburetor body ; a first air inlet pipe and a second air inlet pipe are disposed in the carburetor body in parallel; an opening of an outlet end of the second air inlet pipe is located in the mixing chamber and the position of the outlet end of the second air inlet pipe is at the intersection of an outer circle and the mixing chamber when the throttle valve is closed.