Multi-network-port power line carrier communication system suitable for elevator

The utility model relates to the technical field of power line carrier communication, in particular to a multi-network-port power line carrier communication system suitable for an elevator, which comprises a first power line carrier device and a second power line carrier device, the first power line carrier device is arranged in an elevator car, an Ethernet switching module is arranged in the first power line carrier device, and the Ethernet switching module is respectively connected with a plurality of Ethernet devices in the elevator car through a plurality of RJ45 network ports arranged on the first power line carrier device; the second power line carrier device is arranged in a machine room, a power line carrier line is arranged between the machine room and the elevator car, and the first power line carrier device is connected with the second power line carrier device through the power line carrier line. The method has the beneficial effects that the Ethernet switching module is additionally arranged in t