The invention discloses an automobile seat backrest linkage mechanism, which relates to the technical field of automobile seats, and comprises driving connecting rods connected with a backrest framework and symmetrically arranged, a linkage lever connected with the driving connecting rods, lifting connecting rods connected with the linkage lever, and a supporting plate arranged between the two lifting connecting rods and used for supporting a seat cushion, the other end of the lifting connecting rod is rotationally connected with the seat cushion framework, when the backrest rotates backwards, the driving lever moves downwards and then drives the linkage lever, the linkage lever jacks up the lifting connecting rod upwards, and the rear part of the seat cushion is lifted up along with the backward rotation of the backrest; the height difference between the back cushion and the backrest can be greatly reduced after the backrest is flatly placed, the riding comfort of passengers is remarkably improved, the structure is simple, a seat strength test can be passed, and mass production conditions are met.
本发明公开了一种汽车座椅座靠联动机构,涉及汽车座椅技术领域,包括与靠背骨架连接的对称设置的驱动连杆、与驱动连杆连接的联动杠杆、与联动杠杆连接的提升连杆、设置在两个提升连杆之间的用于支撑座垫的支撑板,所述提升连杆的另一端与座垫骨架转动连接,靠背向后旋转时驱动杠杆向下运动后驱动联动杠杆,联动杠杆向上顶起提升连杆,座垫后部随靠背向后旋转而抬起升高;本发明可大大减小靠背放平后座垫与靠背的高低差,显著提高乘员的乘坐舒适性,结构简单,可通过座椅强度试验,具备量产条件。
Seat-backrest linkage mechanism of automobile seat
一种汽车座椅座靠联动机构
2023-11-28
Patent
Electronic Resource
Chinese
IPC: | B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet |
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