Emergency traffic signal lamp

The utility model discloses an emergency traffic signal lamp, and relates to the technical field of traffic signal lamps. An emergency traffic signal lamp comprises a threaded vertical rod, a first moving block is movably connected to the surface of the threaded vertical rod, supporting rods are movably connected to the periphery of the first moving block, a second moving block is arranged below the first moving block, nuts are arranged at the bottoms of the first moving block and the second moving block, and the nuts are movably connected to the surface of the threaded vertical rod. Connecting rods are movably connected to the periphery of the second moving block, pulleys are fixedly connected to the other ends of the connecting rods, and the connecting rods are connected with the supporting rods through the pulleys. According to the emergency signal lamp, the threaded vertical rod, the supporting rod and the like are arranged, the weight of the signal lamp is reduced compared with that of a traditional traf