Nuclear-power-unit main steam isolating valve chest pressure releasing plate
A technology of nuclear power unit and main steam, applied in the directions of safety valve, balance valve, valve device, etc., can solve the problems of destroying the work of nuclear power unit and threat to the safety of staff, and achieves the effect of simple structure, convenient and effective use
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[0020] The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
[0021] see figure 1 and figure 2 , The pressure relief plate of the main steam isolation valve chamber of the nuclear power unit of the present invention includes a pressure relief plate body, and the pressure relief plate body includes a panel frame assembly 1 and a lifting assembly for opening the pressure relief plate body. Both sides of the panel frame assembly 1 are The inclined cover 3 is installed, the side cover 4 is installed on the front, and the top cover 5 is also installed on the top of the panel frame assembly 1. The inclined angle of the inclined cover 3 is 30°, so that rain, snow and hail fall.
[0022] The bottom side of the panel frame assembly 1 is movably connected with the bottom frame 7 through the hinge 6, the pressure relief plate body is opened and closed through the hinge 6, the lifting assembly includes a jack 8 and...
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