Fiber distribution box suitable for underground pipe network

The utility model discloses a fiber distribution box suitable for an underground pipe network, the box is arranged in a narrow space of an underground pipe well, side installation or front installation is flexibly selected according to an actual environment, and a waterproof pinch plate is flexibly installed right above the fiber distribution box. During side installation, leading-in optical cable threading holes and butterfly-shaped optical cable threading holes are reserved in the upper portions and the lower portions of the left side plate and the right side plate of the box body, leading-in optical cable threading holes and butterfly-shaped optical cable threading holes are reserved in the two sides of a bottom plate of the box body during forward installation, a turning plate in the box body divides the inner space into an inner layer and an outer layer, and the outer layer is mainly used for containing butterfly-shaped optical cables. A lead-in optical cable and a tail fiber are mainly placed in the inn