Filter screen assembly and drainage device
A filter and component technology, applied in aircraft accessories, filtration separation, fixed filter element filters, etc., can solve problems such as easy damage and limitation of filter performance.
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[0070] figure 1 It is a schematic diagram showing the position of the door of the aircraft. like figure 1 As shown, the aircraft cabin doors are mainly divided into three types: a boarding door 100 , a service door 200 , and an emergency door 300 . In the present embodiment, the drainage structure at the boarding gate 100 will be described as an example.
[0071] figure 2 is a perspective view of the nose section, image 3 is a partial enlarged view showing the drainage structure of the boarding gate, yes figure 2 Enlarged view of section F. like image 3 As shown, the drainage device 1 includes a sill sump 10, a filter screen assembly 20, a drainage pipe 30, a one-way valve 40, a flange joint 50, and the like. The door sill water pan 10 is provided on the floor of the hatch. The filter screen assembly 20 and the one-way valve 40 and the one-way valve 40 and the flange joint 50 are connected by hoses. The flange joint 50 is connected with the fuselage skin through r...
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