Expansion joint template for concrete pavement construction

The utility model discloses a concrete pavement construction expansion joint formwork which comprises a fixing mechanism, a connecting mechanism, a limiting mechanism and a supporting mechanism, the fixing mechanism comprises an upper formwork, a lower formwork is fixedly installed on the lower side of the upper formwork, dowel bars which are evenly distributed are arranged on the left side and the right side of the upper formwork and the left side and the right side of the lower formwork, and the dowel bars are fixedly installed on the upper formwork. The connecting mechanism comprises a connecting plate, a through groove is formed in the surface of the connecting plate, a round hole is formed in the outer side of the through groove, the limiting mechanism comprises a limiting plate, a clamping plate is fixedly installed on the outer side of the limiting plate, a supporting rod is fixedly installed on the inner side of the clamping plate, and the supporting rod extends outwards to the outer side of the clamp