Early warning device for building engineering construction safety

The utility model discloses an early warning device for building engineering construction safety, which comprises a device body, the front surface of the device body is provided with a loudspeaker, the right side of the device body is provided with an alarm lamp, and the alarm lamp is connected to the loudspeaker structure. A sound amplification horn and an alarm lamp can send out signals at the same time, so that safety accidents are reduced, the personal safety of constructors is protected, a gas collector is installed on the right side of the bottom end of the device body, the device can monitor the environment of a construction place, and when the construction environment is changed, the gas collector is used for collecting gas. The early warning device for building engineering construction safety can discover and inform workers of environment changes in the first time, prevents accidents to the maximum extent, is simple and reasonable in structure and convenient and fast to use, not only can rapidly moni