Distributed audio and video signal transmission control device

The utility model relates to the technical field of computer multimedia equipment. The utility model further discloses a distributed audio and video signal transmission control device. Included are ahousing and a control assembly, the control assembly is located in the shell. A U-shaped supporting plate is fixedly connected to the lower inner side wall of the shell. The control assembly is fixedly connected with the upper end of the U-shaped supporting plate. The left side and the right side of the control assembly are each fixedly connected with a plurality of evenly-distributed cooling fins. Heat dissipation openings are formed in the left side wall and the right side wall of the shell correspondingly, dustproof nets are fixedly arranged in the heat dissipation openings, cleaning mechanisms are arranged between the dustproof nets and the multiple cooling fins, dust discharging openings are formed in the lower ends of the left side wall and the right side wall of the shell correspondingly, and baffles are ar