Connecting and locking device of building template

The utility model relates to the technical field of engineering construction, in particular to a connecting and locking device of a building template, which comprises a main body, one end of the main body is fixedly connected with a short concave strip, the outer surface of one end, far away from the main body, of the short concave strip is provided with a through groove, and the outer side, far away from the main body, of the through groove is fixedly connected with a cap. Compared with the prior art, the connecting and locking device of the building formwork has the advantages that the whole device can be tightened by unfolding the movable plate and controlling movement of the sliding plate, the sliding plate is movably connected to the long concave strip, the phenomenon that parts are found during work can be effectively avoided, the movable structure is arranged in the short concave strip, and the connecting and locking device is convenient to use. Through the arrangement of the long concave strip and the