shaft labyrinth

The seal structure of the spiral shaft end for feeding of the rotary flashing dryers and its leak causes were analyzed, the original disk seal was retrofitted to be labyrinth seal and gas combination seal for operation under rough working conditions.

分析了旋转闪蒸干燥机喂料螺旋主轴轴端密封结构及其漏料原因，将原盘根密封结构改为迷宫密封和气体组合式密封，保证该干燥机在恶劣的工况条件下能正常运行。

In a vacuum exhaust system, sealing steam to the turbine shaft labyrinth seals must be admitted to avoid loss of vacuum.

在真空排气系统中，必须引蒸汽到汽轮机主轴迷宫式密封，以防真空损失。

The construction of a church so that its longitudinal axis is from west to east and its main altar is at the eastern end. The bottom bearing applies both labyrinth seal and frame seal, which have good performance of sealing. The main shaft is anticorrosive.

圣坛位于东端一种纬轴由西向东、主圣坛在最东端的教堂建筑结构下轴承端盖密封采用双重密封，可确保密封效果，主轴采用防腐新技术，能保护主轴免受腐蚀。