Valve housing used for opening square hole on electro-hydraulic servo valve in steam turbine power generation and processing method thereof
An electro-hydraulic servo valve, steam turbine technology, applied in valve operation/release device, valve detail, multi-port valve, etc., can solve the problem of wasting a lot of man-hours, save man-hours, improve work efficiency, and simplify processing.
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[0014] Below in conjunction with specific embodiment, further illustrate the present invention. It should be understood that these examples are only used to illustrate the present invention and are not intended to limit the scope of the present invention. In addition, it should be understood that after reading the teachings of the present invention, those skilled in the art can make various changes or modifications to the present invention, and these equivalent forms also fall within the scope defined by the appended claims of the present application.
[0015] As shown in Figures 1 and 2, the parts marked 1, 2, 3 and 4 on the front view are the parts that have been pre-milled and square holes.
[0016] The implementation of the key parts of the valve sleeve of the electro-hydraulic servo valve used for steam turbine power generation of the present invention is to first locate the positions at 1, 2, 3, and 4 according to the design requirements and mill out four (two pairs) in ...
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