Joint reinforcement device and strengthening method for parapet masonry structure and roof wire drawing tower mast

The invention discloses a joint reinforcement device and strengthening method for a parapet masonry structure and a roof wire drawing tower mast. The joint reinforcement device for the parapet masonrystructure comprises an opposite-pull bolt assembly, and a support assembly; the opposite-pull bolt assembly is provided with a front base plate and multiple bolts; the support assembly is provided with multiple tilted support rods aslant arranged on the roof; the joint reinforcement device for the parapet masonry structure in the installation process cannot damage the roof and the parapet wall body, and the roof and the front base plate of the parapet wall body can be combined to play a bearing role, and damage caused by a single parapet wall body or a single roof is prevented; the strengthening method for the parapet masonry structure only punch some through holes for the bolts to pass through on the parapet wall body, and a grinding surface used for coating structural adhesives is grinded on the roof, substanti