High-temperature-resistant valve rod for steam turbine
A high-temperature-resistant, steam-turbine technology, applied to valve devices, mechanical equipment, engine components, etc., can solve problems such as inconvenient use
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[0022] Examples such as figure 1 and 2 As shown, a high-temperature-resistant valve stem for a steam turbine includes a rod body 1. A high-temperature-resistant unit is arranged outside the rod body 1. The high-temperature-resistant unit is connected to the rod body 1 through a detachable unit to facilitate later maintenance and replacement and improve the use convenience.
[0023] The high temperature resistant unit includes a plurality of guard plates 2 , the cross section of the guard plates 2 is arc-shaped, and the plurality of guard plates 2 are arrayed in a ring on the outer circumference of the rod body 1 .
[0024] The plurality of guard plates 2 are sequentially connected end-to-end through connecting units, so as to realize complete coverage of the rod body 1 and improve the service life of the rod body 1 .
[0025] The length of the guard plate 2 is equal to the length of the rod body 1, and the guard plate 2 and the rod body 1 are bonded together, and the outer p...
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