Special shape umbrella

The utility model discloses a special abnormity umbrella. An umbrella surface is a rectangle or is a shape which is similar to the rectangle, a zipper or a nylon hasp is arranged on the umbrella surface, and the umbrella surface can be divided and combined. Umbrella ribs are correspondingly designed into side folding ribs and straight ribs. The umbrella is convenient to unfold and fold, meanwhile, the effective area of the umbrella is large after the umbrella is unfolded, and the umbrella can be used via combining a plurality of umbrellas. The volume of the umbrella is small, and the umbrella has the advantage of convenient carry. The utility model is suitable for streets and sands. A small hole is arranged at the tail end of every umbrella rib, a side dress smock is hung, the umbrella can be used as a tent.