The invention belongs to the technical field of seats, and relates to a novel unlocking mechanism with a seat front-back adjusting function, a sliding rail is provided with locking block assemblies capable of fixing seat legs, a T-shaped groove is axially formed in the sliding rail, opposite arc-shaped grooves are axially formed in the two side walls of the T-shaped groove at intervals, and the locking block assemblies comprise the first locking block assembly and the second locking block assembly; a T-shaped spring bolt is arranged on the lower portion of the second locking block assembly and is downwards clamped into the T-shaped groove of the sliding rail, rotating spring bolts on the two sides in the first locking block assembly are arranged in the T-shaped groove in a sliding mode, and a sliding locking head in the middle can be clamped into the arc-shaped groove or slide out of the arc-shaped groove; a T-shaped spring bolt in the front locking block assembly and a sliding locking head in the rear locking block assembly can be driven at the same time through the unlocking handle assembly, and locking or unlocking between the seat and the sliding rail is achieved. The device has the advantages of being convenient to adjust and operate, light in weight, firm in fixation, capable of meeting the requirements of driving or sitting spaces of different human body sizes and suitable for adjusting the front-back distance of an aircraft seat or a high-speed rail seat.
本发明属于座椅技术领域,涉及一种具有实现座椅前后调节功能的新型解锁机构,滑轨上设有可固定座椅腿的锁止块组件,滑轨上轴向设置有T型槽,槽两侧壁上轴向间隔设置有相对的弧形槽,锁止块组件包括第一、二锁止块组件,第二锁止块组件下部设置有T型锁舌,向下卡入滑轨所述T型槽内,第一锁止块组件内两侧的旋转锁舌滑设在T型槽内、中部的滑动锁止头可卡入弧形槽内或滑出弧形槽;通过解锁手柄组件可同时驱动前锁止块组件中的T型锁舌和后锁止块组件中的滑动锁止头,实现座椅与滑轨间的锁止或解锁;优点是:调节操作方便、重量轻、固定牢靠、可满足不同人体尺寸驾驶或乘坐空间需求,适用于飞机座椅或高铁座椅的前后距离调整。
Novel unlocking mechanism with seat front-back adjusting function
一种具有座椅前后调节功能的新型解锁机构
2024-12-10
Patent
Electronic Resource
Chinese
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