Magnetic suspension vane formula anemoscope

The utility model discloses a magnetic suspension vane formula anemoscope, including being located the permanent -magnetic clamp on pivot and the casing, magnetic levitation system, measurement element, the conical vane constitution that the regulating winding is constituteed. The utility model discloses the radial journal bearing that can solve the cup type anemoscope of prior art apoplexy is ageing because of the bearing that long -time mechanical action caused, and the frictional force grow influences the problem of gauge factor and accuracy, can prolong its life, and it can the measuring method under the minor wind speed to realize. 本实用新型公开了种磁悬浮风杯式风速仪，包括位于转轴和壳体上的永磁环、调节线圈组成的磁悬浮系统、测量元件、圆锥形风杯组成。本实用新型能够解决现有技术中风杯式风速仪的支持轴承因长时间的机械动作造成的轴承老化，摩擦力变大，影响仪器灵敏度和精确度的问题，能延长其使用寿命，实现微小的风速下即可测量的方法。