Indoor guide device for public building

The utility model discloses a public building indoor guide device which comprises a smoke sensor and a temperature sensor which are installed at an exit and a plurality of guide lamps located in a channel, arrows pointing to the direction of the exit are arranged on the guide lamps, the guide lamps are rotationally connected with the ground of the channel, and the guide lamps are connected with the smoke sensor and the temperature sensor. A plurality of driving mechanisms used for driving the guide lamps to rotate are arranged in the channel, the smoke sensor is electrically connected with a PLC, the temperature sensor is electrically connected with the PLC, and the PLC is electrically connected with the driving mechanisms. The guide lamp is installed on the ground of the aisle, observation is convenient, and people can escape more visually according to the direction of the guide lamp; when the smoke sensor at the exit detects smoke and the temperature sensor detects that the temperature rises to a preset val