An air valve connecting device or attachment includes a housing having an inlet barrel, a sliding member slidably engaged in the housing and having an upper portion extendible out of the housing, the sliding member includes a pathway for selectively aligning with the inlet barrel, a catching element is attached to the sliding member, a gasket is engaged in the catching element, and an inflation valve is engageable into the gasket for depressing the gasket and the catching element and the sliding member to engage into the housing and for moving the sliding member out of the housing, and the inflation valve is detachable from the housing by depressing the sliding member into the housing.