Three-way branch joint for coaxial cable

The utility model provides a three-way branch joint for a coaxial cable. The joint comprises a socket assembly and three plug assemblies. The socket assembly comprises an insulating main body, an outer conductor three-way fitting, an inner conductor three-way fitting and three socket flanges; each plug assembly comprises an inner conductor connecting unit, an outer conductor connecting unit and a plug unit which are connected in sequence. According to the utility model, the socket assembly and the three plug assemblies are utilized to realize the three-way branching of the inner and outer conductors of the coaxial cables, the outer conductor three-way fitting is utilized to realize the electric connection of the outer conductors of the three coaxial cables, and the inner conductor three-way fitting is utilized to realize the electric connection of the inner conductors of the three coaxial cables. Through the cooperation of the inner and outer conductor three-way fitting and the inner and outer conductor conne