摘要
通过对活动烟罩的联接口密封与蝶阀开关联动机构构思的方案分析，详细介绍了采用凸轮驱动联动机构和电磁铁驱动联动机构的方案，并比较了各自的优缺点。
A proposed joint sealing for an adjustable hood and a botterfly valve switch gearing are analyzed , and a dctailedinformation about the cam-driven gearing and clectromagnetdriven gearing as wells their advantages and disadvantages are given.
出处
《有色设备》
1998年第3期39-41,22-48,共5页
Nonferrous Metallurgical Equipment
关键词
密封
蝶阀
联动
烟气固定收集管
烟罩
活动套管
Seal Butterfly valve,Fixed gas collector . Flue gas hood,Movable casing pipe
