Airflow direction indicator

The utility model discloses an airflow direction indicator, include: the casing, install air flow sensor, circuit board, alarm device and communication connecting device in the casing, wherein, air flow sensor and alarm device all install on the circuit board just air flow sensor's response holds out in casing to the outside air, the circuit board passes through communication connecting device and upper computer connection. The utility model discloses an airflow direction indicator is used for the real -time monitoring air current, tests minor wind speed, to the airflow direction sign, carries out the control and management to micropressure difference to can in time discover the ambient conditions in the air, be convenient for take measures in real time, it is ageing strong. 本实用新型公开了种气流方向指示器，包括：壳体、安装在所述壳体中的气流传感器、电路板、警报装置以及通讯连接装置；其中，所述气流传感器和警报装置均安装在所述电路板上且所述气流传感器的感应端穿出所述壳体至外部空气中，所述电路板通过所述通讯连接装置与上位机连接。本实用新型的气流方向指示器用于实时监视气流，测试微小的风速，对气流方向标识，对微压差进行控制管理，从而可以及时发现空气中的环境情况，便于实时采取措施，时效性强。