The invention relates to a vehicle washing device, a manufacturing method thereof and an assembling method thereof. A vehicle washing apparatus includes: a cylinder to which a washing fluid is supplied; a piston (12) which is inserted into the cylinder body in a sliding manner; a nozzle unit mounted at a front end of the piston (12) and configured to spray a cleaning fluid toward an object to be cleaned; and a cap that closes a gap between the cylinder body and the piston (12) in an opening of the cylinder body through which the piston (12) protrudes. The cap includes a tubular portion located within the cylinder, the tubular portion defining a moving end of the piston (12). A communication hole (34) is provided between a communication groove (32c) provided in the outer peripheral surface of the tubular portion and the inner peripheral surface of the cylinder, and a gap between the cylinder and the piston (12) communicates with the outside of the cylinder through the communication hole (34).

    本发明涉及车辆清洗装置、其制造方法及其组装方法。一种车辆清洗装置包括:缸体,清洗流体被供应到所述缸体;活塞(12),所述活塞可滑动地插入所述缸体中;喷嘴单元,所述喷嘴单元安装在所述活塞(12)的前端处并且构造成朝向待清洗物喷射清洗流体;和罩帽,所述罩帽在所述缸体的供所述活塞(12)突出穿过的开口中封闭所述缸体与所述活塞(12)之间的间隙。所述罩帽包括位于所述缸体内的管状部,所述管状部限定所述活塞(12)的移动端。在设置于所述管状部的外周面中的连通沟槽(32c)与所述缸体的内周面之间设置有连通孔(34),所述缸体与所述活塞(12)之间的间隙经所述连通孔(34)与所述缸体的外部连通。


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    Title :

    Vehicle washing device, manufacturing method thereof and assembling method thereof


    Additional title:

    车辆清洗装置、其制造方法及其组装方法


    Contributors:

    Publication date :

    2022-04-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60S SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR , Warten, Reinigen, Instandsetzen, Unterstützen, Anheben oder Rangieren von Fahrzeugen, soweit nicht anderweitig vorgesehen



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