电动拉索式可调移动的沙发头靠垫

Abstract

本实用新型提供了一种电动拉索式可调移动的沙发头靠垫，包括有头靠垫和拉索机构，拉索机构包括有转轴、拉索、导轨以及滑块，拉索缠绕在转轴上并形成有第一段部、第二段部以及配合段，第一段部和第二段部分别延伸至导轨的上下两端处，拉索对应第一段部和第二段部的连接处呈反向的接出转轴设置，拉索的第一段部和第二段部能够在转轴转动时分别呈放出和缩回设置，配合段设置在第一段部和第二段部之间处，所述的滑块能够在导轨上导向滑动，配合段伸至导轨中与滑块相连接，且滑块与头靠垫固定连接。针对现有技术的不足，本实用新型提供了一种能够一定程度调整、为用户提供更好的使用体验的电动拉索式可调移动的沙发头靠垫。

Claims

1. An electrically powered, pull cord adjustable, movable headrest cushion comprising a headrest cushion, characterized by: The device includes a cable mechanism comprising a rotating shaft, a cable, a guide rail, and a slider. The rotating shaft is driven to rotate by a motor. The cable is wound around the rotating shaft and forms a first section, a second section, and a mating section. The first and second sections extend to the upper and lower ends of the guide rail, respectively. The cable extends out of the rotating shaft in opposite directions at the connection points of the first and second sections. The first and second sections of the cable can be extended and retracted respectively when the rotating shaft rotates. The mating section is located between the first and second sections. The slider can slide along the guide rail and is guided by the mating section, which extends into the guide rail and connects to the slider. The slider is fixedly connected to the headrest.

2. The motorized track-adjustable headrest cushion of claim 1, wherein: Both ends of the shaft have protrusions for limiting the cable.

3. The motorized track-adjustable headrest cushion of claim 1, wherein: The guide rail is hollow, and the slider is slidably disposed in the guide rail. The guide rail has a connecting groove for aligning with the headrest, and the slider extends through the connecting groove to connect with the headrest.

4. The motorized track-adjustable headrest cushion of claim 2, wherein: The guide rail includes a side portion extending along its length, which is used to fix it to the sofa body.

5. The motorized track-adjustable headrest cushion of claim 1 or 2, wherein: It includes a back frame and a central filling mechanism. The back frame is supported on the rear side of the headrest and the lower backrest. The central filling mechanism includes an airbag. The airbag is disposed between the headrest and the back frame, and the lower end of the airbag is disposed corresponding to the lower backrest. The airbag can be inflated / deflated as the headrest rises / falls.

6. The motorized cable-adjustable headrest of claim 5, wherein: The central filling mechanism includes an outer cover for covering the outside of the airbag.

7. The motorized track-adjustable headrest cushion of claim 6, wherein: The central filling mechanism includes a roll, the upper end of the outer cover is connected to the bottom of the headrest, the roll is connected to the lower end of the outer cover, and the roll can release or rewind the outer cover as the headrest rises / falls.

8. The motorized cable-adjustable headrest of claim 6, wherein: The lower end of the outer cover is provided with a connecting part, which is wound around the roll to form a connection between the outer cover and the roll.

9. The motorized cable-adjustable headrest cushion of claim 6 or 7 or 8, wherein: The back frame has an inner pad that elastically abuts against the airbag at the position corresponding to the inside of the airbag.

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