A telescopic nozzle device for cleaning a vehicle surface has a housing having a fluid inlet passage adapted to introduce a cleaning fluid into the housing, and a rod opening facing an interior of the housing at one end of the rod opening and facing an exterior of the housing at the other end of the rod opening, a hollow nozzle rod having a rod passage, the nozzle rod has a rod passage, an inlet opening for introducing washing fluid from outside of the nozzle rod into the rod passage, a nozzle for spraying washing fluid from inside of the rod passage to outside of the nozzle rod, the nozzle rod having a retracted position and an extended position, and being movable between the retracted position and the extended position, the nozzle rod extending through the rod opening in the extended position, a guide system, the guide system comprises a housing guide arranged inside the housing and having a housing guide surface, and a rod guide forming part of the nozzle rod and having a rod guide surface in contact or contactable with the housing guide surface, and wherein the guide system comprises a housing guide arranged inside the housing and having a housing guide surface and a rod guide arranged inside the housing and having a rod guide surface in contact or contactable with the housing guide surface. The guide member is configured to guide the nozzle rod when the nozzle rod moves from the retracted position to the extended position.
一种用于清洁车辆表面的伸缩式喷嘴装置,具有:壳体,其具有适用于将清洗流体引入壳体的流体入口通道,和杆开口,在杆开口的一端朝向壳体的内部开口,在杆开口的另一端朝向壳体的外部开口,中空喷嘴杆,其具有杆通道,用于将清洗流体从喷嘴杆的外部引入杆通道的入口开口,用于将清洗流体从杆通道的内部喷射至喷嘴杆的外部的喷嘴,喷嘴杆具有缩回位置和伸出位置,并在缩回位置与伸出位置之间可移动,喷嘴杆在伸出位置延伸穿过杆开口,引导系统,其在喷嘴杆从缩回位置向伸出位置移动时引导喷嘴杆,其中引导系统包括壳体引导件,布置在壳体的内部,并具有壳体引导表面,和杆引导件,形成喷嘴杆的一部分,并且具有杆引导表面,杆引导表面与壳体引导表面接触或能够接触,以在喷嘴杆从缩回位置向伸出位置移动时引导喷嘴杆。
Telescopic nozzle device for cleaning vehicle surface, vehicle and system for cleaning vehicle surface
用于清洁车辆表面的伸缩式喷嘴装置、车辆和用于清洁车辆表面的系统
2023-03-17
Patent
Elektronische Ressource
Chinesisch
Europäisches Patentamt | 2023
|Europäisches Patentamt | 2022
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