Waterproof distribution box

The application relates to a power distribution box, and more specifically relates to a waterproof power distribution box comprising a box body structure having an opening and a cavity; the partition plate is fixedly connected to the bottom wall forming the cavity, the partition plate divides the cavity into a circulation channel and a placement space, the bottom forming the circulation channel is further provided with a plurality of drainage holes which are formed side by side at intervals, the side wall, close to the circulation channel, of the box body structure is provided with a first drainage groove, and the bottom of the box body structure is provided with a second drainage groove. The first discharge groove is communicated with the discharge hole; the first door plate is rotationally connected with the wall surface forming the placing space; and the second door plate is rotationally connected with the wall surface which forms the circulation channel and is far away from the partition plate. According