Antimagnetic attack flowmeter

The utility model provides an antimagnetic attack flowmeter, it includes flowmeter base table, secondary meter and a plurality of magnetic sensor subassembly of installing between flowmeter base tableand secondary meter, be equipped with rotatable spare part in the flowmeter base table, rotatable spare part passes through that the bearing is fixed to be set up in the flowmeter base table magnetism shielding cover is established one time to outside cover of rotatable spare part the bearing sets up the bearing housing that is used for secondary magnetism shielding with the position of flowmeterbase table contact, and through the design of inside and outside magnetism shielding cover, the effectual inside part of flowmeter base table of avoiding receives outside strong magnetic disturbanceto improve its measurement precision in strong magnetic environment. 本实用新型提供种防磁攻击流量计，其包括流量计基表、二次仪表以及若干装设在流量计基表与二次仪表之间的磁敏传感器组件，所述流量计基表内设有可转动零部件，所述可转动零部件通过轴承固定设置在流量计基表内，在所述可转动零部件外部罩设次磁屏蔽防护套，在所述轴承与流量计基表接触的位置设置用于二次磁屏蔽防护的轴承套，通过内外磁屏蔽