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一、主要结构这种便携型伸缩式汽车排气管防进水备用装置,包括伸缩式软管、弹性接头、蝶形卡箍、按压式吸盘。软管的一端有用于与汽车排气管密封连接的弹性接头,软管远离其弹性接头的管体上有用于与汽车车身固定配合的吸附装置,其接头的外周上套有蝶形卡箍式的箍紧装置,吸附装置为按压式吸盘。接头为径向可收张的弹性接头。软管为轴向可伸缩式软管。接头的内壁上有一个周向的台阶面,台阶面上垫有耐高温的密封圈。
First, the main structure of this portable retractable car exhaust pipe anti-water backup devices, including retractable hose, flexible joints, butterfly clamps, push-type suction cup. One end of the hose is provided with an elastic joint for sealing connection with the exhaust pipe of the automobile, the pipe body of the flexible pipe away from the elastic joint is provided with an adsorption device for fixedly cooperating with the automobile body, the butterfly joint Of the hoop device, adsorption device for the pressure-type suction cup. The connector is a radial flexible connector. Hose for the axial retractable hose. The inner wall of the joint has a circumferential step surface, the surface of the step pad has a high temperature resistant seal ring.