Self-deashing type anti-blocking wear-resistant wind speed measuring device

The utility model provides a self-deashing type anti-blocking wear-resistant air speed measuring device, which belongs to the technical field of primary air speed measurement and comprises a pressure guide pipe, a secondary settling chamber, a pressure guide sampling port and an air speed transmitter. The secondary settling chamber is in a triangular crank arm shape and comprises an upper crank arm and a lower crank arm; a vibration ball is suspended in the upper crank arm and the lower crank arm through a vibration ball lifting chain; two pipelines are led out from the pressure drawing sampling port, the first pipeline is connected with a wind speed transmitter, the second pipeline is connected with reverse blowing compressed air, a transmitter valve is arranged on the first pipeline, and a reverse blowing valve is arranged on the second pipeline. According to the utility model, abrasion can be reduced, blockage is prevented, and real-time measurement accuracy is improved. 本实用新型提供了一种自清灰式防堵抗磨损风速测量装置，属于一次风风速测量