Integrated multifunctional combiner

The invention relates to the technical field of combiners, and discloses an integrated multifunctional combiner which comprises a mounting seat, the mounting seat comprises a barrel, a plurality of connecting pieces are rotatably mounted on the barrel, a heat dissipation channel penetrating through the upper end and the lower end of the barrel is formed in the barrel, heat dissipation pieces are connected to the heat dissipation channel on the connecting pieces, and the heat dissipation pieces are connected to the heat dissipation channel. The bottom of the heat dissipation channel is provided with a plurality of heat dissipation pieces, a heat dissipation fan acts on the heat dissipation pieces, a plurality of input ports on the combiner are arranged in a three-dimensional mode and are arranged to be of a multi-layer structure, each layer is provided with two input ports, and a heat dissipation device is arranged in a connecting ring used for fixing the input ports. The heat dissipation devices used by each