Sewage pipeline connecting pipe splicing cover adopting external reinforcing rib plates

The utility model discloses a sewage pipeline connecting pipe assembling cover adopting an external reinforcing rib plate, which comprises a bottom plate serving as a bottom plate part of the connecting pipe assembling cover, a first pipe clamping shell and a second pipe clamping shell are installed at the upper end of the bottom plate in a sliding mode, the first pipe clamping shell comprises a lower end pipe clamping shell and an upper end pipe clamping shell, and the upper end pipe clamping shell comprises a lower end pipe clamping shell and a lower end pipe clamping shell. Connecting rib plates are arranged on the left side and the right side of the lower-end tube clamping shell and slidably installed at the upper end of the bottom plate, side sliding connecting blocks are fixedly arranged on the left side and the right side of the lower-end tube clamping shell, upper-end sliding connecting blocks are arranged on the left side and the right side of the upper-end tube clamping shell, and connecting sliding