Signal covering device and elevator covering system

The utility model relates to a signal covering device and an elevator covering system. The signal coverage device comprises a near-end device. The near-end equipment comprises an optical access module and a wireless return main module which are connected with each other; the far-end devices are respectively arranged at the areas to be covered, and the far-end devices are connected with the near-end device; wherein the far-end equipment comprises a signal coverage module and a wireless return slave module; one end of the wireless return slave module is connected with the wireless return master module, and the other end is connected with the signal coverage module; and the wireless backhaul slave module establishes wireless signal connection by receiving the wireless backhaul signal output by the wireless backhaul master module, so that the signal coverage module performs mobile communication signal coverage and service data backhaul on the to-be-covered area. According to the invention, the total number of net