The liftable sleeping berth bed comprises a bed board assembly, the two ends of the bed board are connected with a wall through hinge assemblies, each hinge assembly comprises a first connecting rod and a second connecting rod, and the second connecting rods are located between the first connecting rods and the bed board assembly; the first connecting rod, the second connecting rod and a hinge shaft of the bed board assembly, and the first connecting rod, the second connecting rod and a hinge shaft of the wall define a parallelogram; with the hinge point of the connecting rod and the wall as a reference, the bed board assembly can ascend above the hinge point and descend below the hinge point, the lifting stroke is doubled, the length of the connecting rod is shortened, and the radius required by ascending, descending and rotating of the bed board assembly is reduced.
本发明公开了一种可升降卧铺床,包括床板组件,所述床板两端通过铰链组件和墙壁连接,所述铰链组件包括第一连杆和第二连杆,第二连杆位于第一连杆和床板组件之间,第一连杆、第二连杆和床板组件的铰接轴、第一连杆、第二连杆和墙壁的铰接轴围合形成平行四边形;以连杆和墙壁的铰接点为参考,床板组件可以上升至铰接点以上,下降至铰接点以下,升降行程加倍,连杆长度缩短,床板组件上升下降转动所需的半径减小,适用于空间有限的卧铺车厢。
Liftable sleeping berth bed
可升降卧铺床
2025-03-04
Patent
Electronic Resource
Chinese
IPC: | B61D Einzelheiten oder Arten des Wagenaufbaus von Eisenbahnfahrzeugen , BODY DETAILS OR KINDS OF RAILWAY VEHICLES |
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