The invention provides a backrest shoulder electric adjusting device, and belongs to the technical field of backrest devices. The backrest shoulder electric adjusting device comprises a motor, a large toothed plate, a large toothed plate connecting support, a first small toothed plate and a second small toothed plate. The motor is arranged on a lower-section edge beam of the backrest and is in meshing transmission with the large toothed plate; the top end of the large toothed plate connecting support is rotationally connected with the top end of the lower-section edge beam, the bottom end of the large toothed plate connecting support is fixedly connected with the large toothed plate, the top end of the first small toothed plate is rotationally connected with the top end of the lower-section edge beam, and the bottom end of the first small toothed plate is connected with the end, provided with a protrusion, of the large toothed plate connecting support; the top end of the second small toothed plate is fixedly connected with the bottom end of the upper-section edge beam of the backrest, and the bottom end of the second small toothed plate is meshed with the first small toothed plate. According to the backrest shoulder electric adjusting device provided by the invention, the noise problem generated by motor operation can be effectively reduced, the arrangement space can be effectively saved, the arrangement of other mechanisms is facilitated, and the comfort is obviously improved on year-on-year basis.
本发明提供了一种靠背肩部电动调节装置,属于靠背装置技术领域。该靠背肩部电动调节装置,包括电机、大齿板、大齿板连接支架、小齿板一和小齿板二;电机设置于靠背的下段边梁,电机与大齿板相啮合传动;大齿板连接支架的顶端转动连接于下段边梁的顶端,大齿板连接支架的底端固定连接有大齿板小齿板一的顶端转动连接于下段边梁的顶端,小齿板一的底端连接于大齿板连接支架具有凸起的一端;小齿板二的顶端固定连接于靠背的上段边梁的底端,小齿板二的底端与小齿板一相啮合。本发明提供的靠背肩部电动调节装置,能够有效减少由于电机运转产生的噪音问题,能够有效的节省布置空间,有利于其他机构的布置,舒适性同比改善明显。
Backrest shoulder electric adjusting device and backrest framework comprising same
一种靠背肩部电动调节装置及包含其的靠背骨架
2021-07-16
Patent
Elektronische Ressource
Chinesisch
IPC: | B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet |
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