Expansion joint template structure for concrete pavement

The utility model relates to the technical field of expansion joint formworks, in particular to an expansion joint formwork structure for a concrete pavement. The device comprises two templates whichare arranged in an expansion joint of a concrete pavement and are oppositely arranged in parallel, the telescopic supporting mechanisms are uniformly arranged between the two templates and are telescopic in length; the conical anchoring steel pipes are arranged on the outer side of the formwork and used for enhancing the anchoring strength with concrete; the damping mechanism is arranged at the upper end of the template and has a damping effect on the concrete pavement; the telescopic supporting mechanism comprises a telescopic sleeve perpendicularly fixed to the vertical formwork on one sideand a telescopic sleeve rod arranged in the telescopic sleeve and matched with the telescopic sleeve in shape and size, a telescopic spring is fixed in the telescopic sleeve, one end of the telescopicsleeve rod is fixedly conn