The invention provides a longitudinal and transverse direction convertible chair, which comprises a seat, a chair back, an armrest connected between the seat and the chair back, and a base rotatably supporting the seat, the seat and the chair back are rotatably connected through a shaft hinge, the armrest comprises an upper rod body and a lower rod body, and the upper rod body is connected with the lower rod body. One end of the upper rod body is rotationally connected with the chair back through a shaft hinge, the other end of the upper rod body is rotationally connected with the upper end part of the lower rod body through a shaft hinge, and the lower rod body is rotationally connected with the seat through a shaft hinge, so that the chair seat, the chair back and the armrests are connected to form a parallel four-rod mechanism; and the lower rod body is rotationally supported on the base. The side of the seat, the side of the backrest and the armrests are connected to form a parallel four-bar mechanism, the seat can be deformed by lifting the armrests, and the backrest is far away from the side wall of a carriage, so that the longitudinal and transverse adjustment of the seat can be realized under the condition that the distance between the seat and the side wall of a vehicle is not increased.

    本发明提供了一种纵横方向可转换座椅,包括椅座、椅背及连接在所述椅座与所述椅背之间的扶手、及转动支撑所述椅座的底座,所述椅座与所述椅背之间通过轴铰链转动连接,所述扶手包括上杆体与下杆体,所述上杆体一端与所述椅背通过轴铰链转动连接另一端与所述下杆体上端部通过轴铰链转动连接,所述下杆体与所述座椅通过轴铰链转动连接,使得所述椅座、所述椅背及所述扶手连接成平行四杆机构,所述下杆体转动的支撑在所述底座上。本发明利用椅座边侧、椅背边侧及所述扶手连接成平行四杆机构,通过提拉扶手可使得座椅变形,使得椅背远离车厢侧壁,从而能够在不增大座椅与车辆侧壁距离的情况下实现座椅的纵横调节。


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    Titel :

    Longitudinal and transverse convertible seat


    Weitere Titelangaben:

    一种纵横方向可转换座椅


    Beteiligte:
    WANG QIANG (Autor:in) / SHI CHANGXIAN (Autor:in) / NI JIAN (Autor:in) / YANG FANGDING (Autor:in)

    Erscheinungsdatum :

    07.07.2023


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B61D Einzelheiten oder Arten des Wagenaufbaus von Eisenbahnfahrzeugen , BODY DETAILS OR KINDS OF RAILWAY VEHICLES / B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet



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