The invention belongs to the technical field of rail vehicle seats, and discloses a rail train business district sitting and lying dual-purpose seat which comprises a bottom frame, a translation sliding rail assembly, a translation driving mechanism, a height adjustment driving mechanism and a leg support driving mechanism, wherein a first rack and a first lead screw are installed on the bottom frame, and the translation sliding rail assembly comprises three sections of sliding rails, respectively, a first sliding rail, a second sliding rail, a third sliding rail; the third sliding rail and the second sliding rail are installed in a matched mode; the first sliding rail and the second sliding rail are installed in a matched mode; the third sliding rail is arranged on the upper side of the first sliding rail; the first sliding rail is fixed to the bottom frame; the second sliding rail is hinged to a backrest connecting rod and fixedly provided with a gear transmission box; a second rackis fixed on the third sliding rail; and the second rack is hinged to a cushion connecting rod. The three-section sliding rail is used; the occupied space is small during folding, and a large travel can be achieved during unfolding; the translation driving mechanism, the height adjustment driving mechanism and the leg support driving mechanism are in numerical control linkage, so that the sitting posture, the semi-reclining state and the full-reclining state of the seat can be realized, and the stepless adjustment from the sitting posture to the reclining posture can be realized.

    本发明属于轨道车辆座椅技术领域,公开了一种轨道列车商务区坐卧两用座椅,包括底架、平移滑轨组件、平移驱动机构、高度调节驱动机构、腿托驱动机构组成,底架上安装有齿条一和丝杆一,平移滑轨组件包括三节滑轨,分别为滑轨一、滑轨二、滑轨三,滑轨三和滑轨二配合安装,滑轨一和滑轨二配合安装,滑轨三设置在滑轨一上侧,滑轨一固定在底架上,滑轨二与靠背连杆铰接并固定有齿轮传速箱,滑轨三上固定有齿条二,齿条二与坐垫连杆铰接;本发明使用三节滑轨,折叠时占用空间小,展开时又能实现较大的的行程;平移驱动机构、高度调节驱动机构和腿托驱动机构数控联动可实现座椅的坐姿、半卧、全卧的状态,并且坐姿到卧姿可无级调节。


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    Title :

    Rail train business district sitting and lying dual-purpose seat


    Additional title:

    一种轨道列车商务区坐卧两用座椅


    Contributors:
    DENG HAI (author) / LIU HAOFENG (author) / WANG YAOWU (author) / WANG FENG (author) / FANG AILING (author)

    Publication date :

    2020-11-10


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B61D Einzelheiten oder Arten des Wagenaufbaus von Eisenbahnfahrzeugen , BODY DETAILS OR KINDS OF RAILWAY VEHICLES



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