Level gauge for constructional engineering quality detection

The utility model relates to the technical field of gradienters, and discloses a gradienter for constructional engineering quality detection, which comprises a gradienter mounting base, a supporting ground inserting rod and a telescopic adjusting rod, a rotating shaft body is movably mounted at the top of the gradienter mounting base, and a gradienter fixing seat is fixedly mounted at the top of the rotating shaft body; a first gradienter fixing column is fixedly mounted at the top of the gradienter fixing seat, a second gradienter fixing column is fixedly mounted on the right side of the first gradienter fixing column, a fixing rod mounting hole is formed in the second gradienter fixing column, and a gradienter body is detachably mounted at the top of the gradienter fixing seat. By installing a gradienter installation base, a rotating shaft body, a gradienter first fixing column, a ground inserting rod installation column, a supporting ground inserting rod, a telescopic adjusting rod, a telescopic clamping b