The invention discloses a filter screen assembly and a drainage device using the filter screen assembly. An opening in one end of the filter screen assembly is communicated with a drainage hole of a threshold water collecting disc of an airplane, an opening in the other end of the filter screen assembly is communicated with a drainage pipe, and the filter screen assembly comprises an upper connector (201) and a lower connector (201), the fastening piece (204) is arranged on the periphery of the upper connector in a sleeving manner and is used for fastening the upper connector, the lower connector, the sealing ring and the filter screen which are arranged on the inner periphery of the fastening piece; the sealing ring (203) is clamped between the upper joint and the lower joint; the filter screen (202) is clamped between the sealing ring and the lower joint in a manner that a filter surface protrudes to the hollow part of the upper joint; one end of the lower connector (205) is connected with the fastener, and the other end of the lower connector (205) is connected with a drainage pipe. Maintenance is very convenient, and the weight advantage is achieved. And smooth drainage can be realized while the maintenance cost and the weight of the machine body are reduced.

    一种滤网组件及使用该滤网组件的排水装置。所述滤网组件的一端开口与飞机的门槛积水盘的排水孔连通,另一端开口与排水管连通,包括:上接头(201),所述上接头连接到所述门槛积水盘的底面;紧固件(204),所述紧固件套设于所述上接头的外周,对设于该紧固件的内周的所述上接头、下接头、密封圈、滤网进行紧固;密封圈(203),所述密封圈夹设于所述上接头与下接头之间;滤网(202),所述滤网以使过滤面突出到所述上接头的中空部的方式夹设于所述密封圈与下接头之间;以及下接头(205),所述下接头的一端与所述紧固件连接,另一端与排水管连接。维护非常方便,且具有重量优势。能在降低维护成本、降低机身重量的同时,实现顺畅的排水。


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    Title :

    Filter screen assembly and drainage device


    Additional title:

    滤网组件及排水装置


    Contributors:
    SUN ZEXU (author) / WANG GUOQING (author) / YU LEI (author)

    Publication date :

    2022-07-15


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B01D SEPARATION , Trennen / B64C AEROPLANES , Flugzeuge



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