The invention discloses a seat support which comprises a seat cushion frame and a backrest frame and further comprises a backrest supporting foot frame, a seat cushion supporting foot frame and a long connecting rod, the long connecting rod is connected between the seat cushion frame and the backrest frame, the bottom end of the backrest frame is rotatably connected with the backrest supporting foot frame, and the front end of the seat cushion frame is rotatably connected with the seat cushion supporting foot frame; the seat support comprises a first state, a second state and a third state, in the first state, the cushion supporting leg frame is unfolded, the front end of the cushion frame is lifted upwards, the rear end of the cushion frame inclines downwards relative to the front end, and the backrest frame inclines backwards and is unfolded; in the second state, the backrest frame is overturned forwards, the backrest frame drives the cushion frame to move forwards and downwards through the long connecting rod, and the cushion supporting leg frame is folded; in the third state, the backrest frame is turned backwards to be opened, the backrest frame drives the cushion frame to be lifted upwards through the long connecting rod, meanwhile, the cushion supporting foot frame is driven to be unfolded, and the front end of the cushion frame is lifted upwards. The seat support can be folded forwards and can also be unfolded backwards.
本发明公开了一种座椅支架,包括坐垫架和靠背架,还包括靠背支脚架、坐垫支脚架和长连杆,长连杆连接在坐垫架与靠背架之间,靠背架的底端与靠背支脚架可转动连接,坐垫架的前端与坐垫支脚架可转动连接;座椅支架包括第一状态、第二状态和第三状态:第一状态时,坐垫支脚架展开并将坐垫架的前端向上抬高,坐垫架的后端相对于前端向下倾斜,靠背架向后倾斜展开;第二状态时,靠背架向前翻转,靠背架通过长连杆带动坐垫架向前向下运动,坐垫支脚架折叠;第三状态时,靠背架向后翻转打开,靠背架通过长连杆带动坐垫架向上抬起,同时带动坐垫支脚架展开,坐垫架的前端向上抬高。本发明中的座椅支架既能够向前折叠,又可以向后打开。
Seat support and seat
座椅支架和座椅
2024-04-30
Patent
Electronic Resource
Chinese
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