Box body pouring structure

The utility model discloses a box body pouring structure. The box body pouring structure comprises a pouring head, the flow dispersing channel is communicated with the pouring head and has an arc-shaped cross section; the head ends of the first sub-runner, the second sub-runner and the third sub-runner are all communicated with the lower end surface of the diffusion sleeve, and the tail ends are all communicated with the middle ridge plate of the box body; the contact areas of the first sub-runner, the second sub-runner and the third sub-runner with the box body are positioned on one side of the center of mass of the box body; the first slag channel is arranged on the outer side of the end surface of one cylinder body of the box body and is communicated with the end surface of the corresponding cylinder body; the second slag channel is arranged on the end face of the other cylinder body of the box body and is communicated with the end face of the corresponding cylinder body; the cinder ladle cavity is located