Double-passage balance structure of carburetor

A double-passage balance structure of a carburetor, comprising a float chamber composed of a carburetor body and a housing, and the carburetor body being provided with balance passages and a through cavity for the air to enter and mix with a fuel and for a mixture to be output, wherein

• the balance passages comprise an first balance passage and a second balance passage, openings of the first balance passage and the second balance passage in the float chamber are staggered in an axial direction and a radial direction of the cavity, and the opening of the first balance passage in the float chamber is higher than the opening of the second balance passage in the float chamber;
• and
• other ends of the first balance passage and the second balance passage are both communicated with a converging passage provided in the carburetor body, and the converging passage is communicated with the atmosphere.