Butterfly type large-pressure-difference anti-blocking wing array speedometer

The invention discloses a butterfly type large-pressure-difference anti-blocking wing array speedometer which comprises a plurality of wing type inner supporting rods arranged in a flue, a plurality of butterfly type large-pressure-difference anti-blocking speedometers are fixed to each wing type inner supporting rod, the butterfly type large-pressure-difference anti-blocking speedometers on all the wing type inner supporting rods are distributed in an array mode, and the butterfly type large-pressure-difference anti-blocking speedometers on all the wing type inner supporting rods are fixed to the wing type inner supporting rods. The speedometer is high in measurement accuracy. 本发明公开了一种蝶式大压差防堵型的机翼阵列测速计，包括设置于烟道内的若干机翼式内撑杆，各机翼式内撑杆上均固定有若干蝶式大压差防堵型测速计，其中，所有机翼式内撑杆上的各蝶式大压差防堵型测速计呈阵型分布，该测速计测量的准确性较高。