The invention relates to a headrest opening adjusting device which comprises a headrest main body, a chair back and a linkage part. The headrest main body is arranged on the chair back in a sliding mode, and a headrest fixing part is fixedly installed on the back of the headrest main body; and headrest side wings are connected to two sides of the headrest main body in a sliding and sleeving mode,an inclined groove and a gear groove are arranged in the chair back, the linkage part is arranged in the inclined groove and the gear groove in the sliding mode, and an end of the linkage part penetrates through the headrest side wings and is rotatably connected with the headrest side wings. A storage groove is arranged in the middle of the headrest main body, a gear fixing block is slidably connected into the storage groove in a sleeved mode, one end of the gear fixing block extends into the chair back and is slidably connected with the chair back in a sleeved mode, the other end of the gearfixing block is fixedly connected with a spring, and the other end of the spring is fixedly connected with the inner wall of the storage groove. The invention provides the headrest opening adjusting device. The headrest opening adjusting device is convenient to adjust and use.

    本发明涉及一种头枕张开调节装置,包括头枕主体、椅背和联动件,所述头枕主体滑动设置在椅背上,所述头枕主体的背部固定安装有头枕固定件;所述头枕主体的两侧滑动套接有头枕侧翼,所述椅背上开设有斜槽和档位槽,所述联动件滑动设置在斜槽和档位槽的内部,所述联动件的端部穿过头枕侧翼,并与头枕侧翼转动连接;所述头枕主体的中部开设有存放槽,且存放槽的内部滑动套接有档位固定块,所述档位固定块一端伸入椅背的内部,并与椅背滑动套接,所述档位固定块的另一端固定连接有弹簧,所述弹簧的另一端与存放槽的内壁固定连接。本发明提出一种头枕张开调节装置,本发明具有便于调节使用的效果。


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    Titel :

    Headrest opening adjusting device


    Weitere Titelangaben:

    一种头枕张开调节装置


    Beteiligte:
    MAO JUNHUI (Autor:in)

    Erscheinungsdatum :

    2020-08-14


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet



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