Special-shaped water permeable brick forming mold

The utility model belongs to the technical field of water permeable brick processing, and discloses a special-shaped water permeable brick forming mold. The mold is of a detachable assembly type frame structure and is composed of a rectangular hexahedron, six faces are assembled through bosses and grooves of corresponding contact faces respectively, the periphery of the upper surface of a bottom plate is of a chamfer rib structure, and a double-side chamfer rib structure parallel to the width direction is arranged at the boundary position away from one end of the bottom plate by the length of a brick and away from the other end by the length of a half brick. Bosses are respectively arranged on the peripheral side surfaces of the top plate and the bottom plate along the width and length directions; a flat columnar groove and an arc-shaped columnar groove are sequentially formed in the inner wall of the left side panel and the inner wall of the right side panel in the vertical direction respectively. By adoptin