Valve rocker device

The utility model relates to the technical field of the gasoline engine, namely a valve rocker device which comprises a valve rocker, a rocker shaft and a rocker support. Rocker supporting frames with the transversal end face being an inverted U-shaped body are arranged on both sides on the bottom base of the rocker support upwardly; a rocker shaft hole is formed on the side wall at the middle upper part of the inverted U-shaped body; the rocker shaft is mounted on the rocker shaft hole; two groups of valve rockers are mounted on the rocker shaft in the cavity of the inverted U-shaped body; and a positioning spring is mounted on the rocker shaft between the two groups of valve rockers. The valve rocker device has the advantages of simple structure, accurate positioning, small working noise and good working stability, and is suitable for being popularized and applied to various types of gasoline engines.