W-band communication transmitting device

The utility model belongs to the technical field of communication equipment, and particularly relates to a W-band communication transmitting device, which comprises a case, a component, a radiator, acircuit board, a first fan and a second fan, wherein a mounting cavity is formed in the case, a first heat dissipation hole and a second heat dissipation hole are formed in two opposite wall surfacesof the mounting cavity respectively, the first heat dissipation hole and the second heat dissipation hole are oppositely formed and form a convection channel, and the first fan and the second fan aremounted on the side wall of the mounting cavity and correspond to the first heat dissipation hole and the second heat dissipation hole respectively; the radiator is fixedly installed on the bottom face of the installation cavity and located in the convection channel, the component is fixedly installed on the radiator, the circuit board is installed on the bottom face of the installation cavity andstaggered from the convecti