Metal connecting piece for tightly and stably connecting ridge cover plate and gutter

The utility model relates to the technical field of construction and building materials, in particular to a tight and stable type metal connecting piece for connecting a ridge cover plate and a gutter, which comprises a guide plate, a mounting plate, a clamping piece and a limiting plate, the guide plate is arranged at the top of the mounting plate; a plurality of threaded holes are pre-formed in the mounting plate; a plurality of groups of clamping pieces are arranged and are mounted at the bottom of the mounting plate at equal intervals; the clamping piece is arranged towards the gutter; a limiting plate is arranged at the bottom of the guide plate; the flow guide plate is divided into three layers and comprises an upper cover plate at the top, a lower cover plate at the bottom and an interlayer in the middle; a slot is formed in the interlayer and faces the mounting direction of the ridge cover plate; a triangular open groove is formed in the side, facing the interior of the flow guide plate, of the insert