The invention discloses a lifting armrest, a seat and a vehicle. The lifting handrail comprises a handrail body and a lifting mechanism used for driving the handrail body to do lifting motion. The lifting mechanism comprises a mounting plate; the telescopic end of the elastic telescopic assembly is connected with the armrest body; the positioning block is fixedly mounted on the mounting plate, a lifting guide groove is formed in the positioning block, and at least two height positioning grooves are formed in the bottom of the lifting guide groove in the height direction of the lifting guide groove; the positioning support is slidably connected to the lifting guide groove and connected with the armrest body, and a positioning hole is formed in the side, close to the lifting guide groove, of the positioning support; the spherical piece is used for being matched with the height positioning groove and the positioning hole so as to achieve positioning between the positioning block and the positioning support; a concave part is arranged on one side, close to the positioning bracket, of the stop block; the lifting pulling assembly is arranged on the armrest body and used for pulling the stop block to do lifting motion; and the elastic reset piece is connected with the stop block and the positioning bracket.
本发明公开了一种升降扶手、座椅和车辆。该升降扶手包括扶手本体和用于驱动扶手本体作升降运动的升降机构;其中,升降机构包括:安装板;弹性伸缩组件,其伸缩端与扶手本体连接;定位块,固定安装于安装板,定位块上设有升降导向槽,升降导向槽的槽底沿其高度方向至少设有两个高度定位槽;定位支架,滑动连接于升降导向槽,且定位支架与扶手本体连接,定位支架靠近升降导向槽的一侧设有定位孔;球形件,用于与高度定位槽和定位孔配合,以实现定位块和定位支架之间的定位;挡块,挡块靠近定位支架的一侧设有凹陷部;升降拉动组件,设置于扶手本体,用于拉动挡块作升降运动;以及弹性复位件,连接挡块和定位支架。
Lifting armrest, seat and vehicle
一种升降扶手、座椅和车辆
2023-02-28
Patent
Electronic Resource
Chinese
IPC: | B61D Einzelheiten oder Arten des Wagenaufbaus von Eisenbahnfahrzeugen , BODY DETAILS OR KINDS OF RAILWAY VEHICLES |