Dust exceeding reminding device for building construction

The utility model discloses a building construction dust exceeding reminding device which comprises a fixing frame, a dust detector body and a display screen used for displaying dust detection data, the dust detector body is installed on the fixing frame, the display screen is installed on the fixing frame, and a warning lamp is installed on the display screen. The dust detector body is used for detecting the dust concentration in the environment and outputting a dust detection signal, the dust detector body is coupled with a dust exceeding reminding circuit, and the dust exceeding reminding circuit comprises a signal comparison unit and a switch unit. The dust detection device has the advantages that when the dust concentration of a building construction site is high, the switch unit outputs a starting signal to control the warning lamp to be turned on, so that workers are reminded in time when dust exceeds the standard, and the practicability of the dust detection device is improved. 本申请公开了一种建筑施工用粉尘超标提醒装置，其