Anti-theft device for street lamp cables

The utility model discloses an anti-theft device for street lamp cables. The device comprises a street lamp cable anti-theft expansion module mounted in a street lamp control cabinet, and a street lamp cable anti-theft terminal module mounted at a single-lamp terminal. The street lamp cable anti-theft expansion module comprises a center CPU, a power module and a center photoelectric isolation communication module, wherein the power module supplies power to the center CPU, the center CPU is connected with the center photoelectric isolation communication module, and the center photoelectric isolation communication module and the power module are connected to the street lamp control cabinet. The street lamp cable anti-theft terminal module comprises a single-lamp CPU, a power rectifier module, and a single-lamp photoelectric isolation communication module, wherein the power rectifier module supplies power to the single-lamp CPU and the single-lamp photoelectric isolation communication module, the single-lamp CPU is connected with a single-lamp serial communication module, and the power rectifier module is connected to the single-lamp terminal. The center photoelectric isolation communication module, the single-lamp photoelectric isolation communication module and the street lamp control cabinet communicate through a ZIGBEE wireless network or a street lamp cable.