Wrap-angle-removed blind window

The utility model belongs to the technical field of shutters, and discloses a wrap-angle-free shutter, which solves the problems that when shutters in the current market are produced, wrap angles are generally needed to fix side frames and frame beams, the procedures are increased by adopting the wrap angle fixing mode, and the production cost is increased due to the fact that accessories such as the wrap angles are needed. The device comprises a frame, side frames are arranged on the left side and the right side of the frame, frame beams are arranged at the top end and the bottom end of the frame, clamping grooves I are formed in the two ends of each side frame, clamping grooves II are formed in the two ends of each frame beam, and the side frames and the frame beams are connected in a crossed and sleeved mode through the clamping grooves I and the clamping grooves II. A beam erecting hole is formed in the midpoint of the overlapped portion where the clamping groove I and the clamping groove II are connected