Jet fuel cabin high-speed ventilation valve and ventilation system for ship
A technology of jet fuel and breathable valve, which is applied to some cabins, hulls, ships and other directions in the hull, can solve the problems of inability to use directly for reference, and achieve the effect of compact structure, small overall space occupation, and improved operation safety.
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[0025] For a better understanding of the present invention, the present invention will be further described below with reference to the accompanying drawings and specific embodiments.
[0026] like figure 1 and figure 2 The shown high-speed venting valve for a jet fuel tank for a surface ship specifically includes a pressure valve assembly 1 and a vacuum valve assembly 2. The pressure valve assembly 1 includes a pressure valve body, a pressure valve stem 1.5, a valve disc 1.4 and a flush valve. Disc 1.3, the pressure valve body includes an upper pressure valve body 1.2, a pressure valve middle valve body 1.7 and a pressure valve lower valve body 1.6 that are vertically arranged and communicated from top to bottom in sequence; the pressure valve upper valve body 1.2 The top is communicated with the outside world, and the bottom of the lower valve body 1.6 of the pressure valve is installed on the vertical ventilation pipeline 3 and communicated with the ventilation pipeline 3...
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