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CN201175121Y - 椅背倾仰连动坐部装置 - Google Patents

椅背倾仰连动坐部装置 Download PDF

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Publication number
CN201175121Y
CN201175121Y CNU2008200080203U CN200820008020U CN201175121Y CN 201175121 Y CN201175121 Y CN 201175121Y CN U2008200080203 U CNU2008200080203 U CN U2008200080203U CN 200820008020 U CN200820008020 U CN 200820008020U CN 201175121 Y CN201175121 Y CN 201175121Y
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unit
chair back
seat
positioning
base unit
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Expired - Fee Related
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CNU2008200080203U
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English (en)
Inventor
蔡轩进
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Fuh Shyan Co Ltd
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Fuh Shyan Co Ltd
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    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C1/00Chairs adapted for special purposes
    • A47C1/02Reclining or easy chairs
    • A47C1/031Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/032Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03205Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest having adjustable and lockable inclination
    • A47C1/03238Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest having adjustable and lockable inclination by means of peg-and-notch or pawl-and-ratchet mechanism
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C1/00Chairs adapted for special purposes
    • A47C1/02Reclining or easy chairs
    • A47C1/031Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/032Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C1/00Chairs adapted for special purposes
    • A47C1/02Reclining or easy chairs
    • A47C1/031Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/032Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03255Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest with a central column, e.g. rocking office chairs
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C1/00Chairs adapted for special purposes
    • A47C1/02Reclining or easy chairs
    • A47C1/031Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/032Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03294Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest slidingly movable in the base frame, e.g. by rollers

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  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)

Abstract

本实用新型一种椅背倾仰连动坐部装置,是指一基座单元的前端上方处设一可供乘坐单元前端所设的销杆穿合的前导槽,并令该乘坐单元的前端两侧向下伸设有延伸部,而其后端两侧又斜设一后导槽,使一椅背单元的两下端末与延伸部枢固在一起,并又令椅背单元上又穿设一杆件,而使杆件的两端穿于乘坐单元之后端两侧的后导槽中;故当椅背单元做所须角度的倾仰调整时,该乘坐单元可在保持几近水平状态下而做前后的相对移动,让乘坐的臀部、背部与乘坐单元及椅背单元之间,不会发生相对错位的移动与摩擦,而获得更舒适的调整与倚靠。

Description

椅背倾仰连动坐部装置
技术领域
本实用新型涉及一种椅背倾仰连动坐部装置,是座椅的乘坐单元与椅背单元之间具有连动位移的关系,让椅背单元在做倾仰角度调整时,该乘坐单元亦随之做前后的相对移动,进而令乘坐者的臀部、背部不会与乘坐单元、椅背单元之间发生错位的摩擦。
背景技术
一般办公椅具的椅背都具有可以调整倚靠倾仰角度的位置,可是乘坐部位是保持固定的状态,所以当椅背向后倾斜时,原来乘坐者的背部与椅背之间的椅靠点,即会发生相对的错位移动的现象,造成乘坐者的背部与椅背之间发生摩擦,甚至乘坐者也会仰靠姿势的改变而造成其臀部的滑动。
虽然有些办公椅的乘坐部,可随着椅背的倾仰而做适当角度的后仰,固然可以减少乘坐者的背部与椅背之间的错位摩擦,但仍无法完全避免外,乘坐者的椅背虽然已经向后倾仰,可是乘坐部在随之稍向后倾斜后,乘坐者的倾躺姿势反而没有发生太大的变化,亦即乘坐者只是保持相同的坐姿而向后倾斜而已,所以乘坐者根本没有达到仰躺休息的目的,使其腹部无法完全放松而不受压迫。
实用新型内容
为了改善前述问题,本实用新型的目的是提供一种椅背倾仰连动坐部装置。
本实用新型解决技术问题所实行椅背倾仰连动坐部装置的技术手法,是一椅背单元的邻近端末处枢固于一装设椅脚的基座单元上,并使椅背单元端末与乘坐单元的前端向下伸设的延伸部枢合,且再令椅背单元上穿设一两端穿合于乘坐单元的后端所设的后导槽中的杆件,同时基座单元前端设一可供乘坐单元前端所设的销杆穿合的前导槽。
另,上述本实用新型的在椅背单元上的杆件上结合一设有可供设于基座单元后端的定位杆卡制的连续定位孔的定位组件。
又,上述本实用新型的基座单元底部设一容设有一受弹簧顶推、且两侧设有由基座单元的侧腹的槽孔穿出后穿合于乘坐单元的延伸部上的杆部的滑块。
本实用新型的有益效果是,通过上述本实用新型的椅背单元在做所须角度的倾仰,其端末会推动乘坐单元向前移动,同时通过基座单元的前导槽及乘坐单元的后导槽,使乘坐单元位移时可以保持几近水平的状态,进而让乘坐者与乘坐单元、椅背单元的各接触部位之间,不会发生错位摩擦的现象,使乘坐调整时可获得更舒适的倚靠。
另,上述本实用新型的椅背单元的倾仰调整,可通过定位杆与定位组件的配合而做定位外,亦可通过基座单元中的受弹簧顶推的滑块作用,使椅背单元可以自动复位。
附图说明
下面结合附图和实施例对本实用新型进一步说明。
图1是本实用新型的立体示意图。
图2是本实用新型的另一方向立体示意图。
图3是本实用新型的侧视图。
图4是本实用新型倾仰的定位结构示意图。
图5是本实用新型倾仰定位结构的定位杆的作动示意图。
图6是本实用新型椅背单元与乘坐单元之间的作动示意图。
本实用新型的摘要附图为:图3.
图中元件说明:
1.基座单元 10.滑槽
11.前导槽  12.耳座
13.定位杆  131.挡止部
132.定位部 14.弹簧
15.挡片    16.钢索
17.弹簧    18.滑块
181.杆部   19.槽孔
2.乘坐单元 21.耳座
22.销杆    23.延伸部
24.后导槽  3.椅背单元
31.转轴点  32.杆件
33.定位组件330.定位孔
具体实施方式
请参阅图1、2、3及4所示,本实用新型包括一供与椅脚结合的基座单元1、一供乘坐的乘坐单元2及一供背部倚靠的椅背单元3,其中该基座单元1的前端上方处设一前导槽11,而后端处则设有两相对的耳座12,并在两耳座12上穿设一定位杆13,并令该定位杆13的一端由一耳座12穿出后套设一弹簧14,而使弹簧14的一端顶坐在该耳座12上,另一端则顶靠于定位杆13外侧端所固设的挡片15上,复定位杆13的另一端由对应侧的耳座12穿出后与一钢索16连结,且令定位杆13的该端具有挡止部131,使能顶止于耳座12上,同时再令定位杆13的一端为一定位部132。
另,前述的乘坐单元2的前端底面设有两相对的耳座21,并在两耳座21之间穿设一销杆22,而使销杆22穿于基座单元1的前端所设的前导槽11中,复乘坐单元2的前端两边设向下伸而端末延伸至基座单元1两侧腹处的延伸部23,同时乘坐单元2的后端两侧又斜设有后导槽24。
复,前述的椅背单元3的两下端端末与乘坐单元2的两延伸部23的端末枢固在一起,并令椅背单元3的邻近端末处的转轴点31是枢固于基座单元1上,然后再令稍后处的椅背单元3上又固设一杆件32,并使该杆件32的两端穿设于乘坐单元2之后端两侧的后导槽24中;而且椅背单元3的杆件32上固设一定位组件33,并令该定位组件33上开设有连续的一定位孔330,且使定位组件33穿设于基座单元1后端所设的两耳座12之间,并让耳座12上所穿设的定位杆13穿越过定位组件33的定位孔330中。
其次,上述的基座单元1的底部设一可供一滑块18容设而移动的滑槽10,并在该滑槽10内设一可对该滑块18顶推的弹簧17,然后再令该滑块18的两侧设有杆部181,并使两侧杆部181由基座单元1两侧腹所开设的槽孔19穿出后,再穿固于乘坐单元2的延伸部23上者。
请参阅图5及6所示,当钢索16向外拉动时,定位杆13的定位部132会脱离出定位组件33的定位孔330,使椅背单元3得以向后做倾仰角度的调整,同时椅背单元3的下端末及其杆件32处,会对乘坐单元2做向前顶推的作用,而使乘坐单元2随之向前位移,同时也会令基座单元1内的滑块18朝前移动,令弹簧17对滑块18保持顶推的预力,直到释放钢索16而使定位杆13的定位部132再卡制入任一定位孔330内后,即可使椅背单元3及乘坐单元2定位;反之,若再使定位杆13的定位部132再退出定位孔330时,则因弹簧17的顶推预力而经由滑块18带动下,使椅背单元3的下端末向后位移,而让椅背单元3复位摆动,同时也令乘坐单元2向后退移。
故,上述的椅背单元3在执行倾仰角度的调整时,该乘坐单元2亦会随之做前后的移动,同时也令乘坐单元2保持于水平的状态,让乘坐者的臀部、背部与乘坐单元2、椅背单元3之间保持接触的同时,不会发生相对错位的摩擦现象,让乘坐者在进行倾仰倚靠、甚至仰躺时,其臀部与背部都能舒适贴靠而不会有摩擦的不适感。

Claims (4)

1、一种椅背倾仰连动坐部装置,其特征在于:包括一基座单元、一乘坐单元及一椅背单元,其中:
该基座单元,是一供椅脚结合的部位,在其前端上方处设一前导槽;
该乘坐单元,是一供乘坐的部位,在其前端处固设一穿合于基座单元的前导槽中的销杆,且其前端两侧设有向下伸而端末与椅背单元的两下端末枢固在一起的延伸部,并令其后端两侧又斜设有后导槽;
该椅背单元,是为一供背部倚靠的部位,其两下端末与乘坐单元的两延伸部端末枢合,并使其邻近端末处枢固于基座单元上,然后又令再稍后处固设一杆件,并令该杆件的两端导滑于乘坐单元后端两侧的后导槽中。
2、根据权利要求1所述的椅背倾仰连动坐部装置,其特征是:该基座单元的后端处设一做弹性伸缩位移的定位杆,而椅背单元的杆件上则固设一定位组件,并令该定位组件上开设有连续的一定位孔,而使定位杆容设于任一定位孔中。
3、根据权利要求1所述的椅背倾仰连动坐部装置,其特征是:该基座单元的两侧腹部处开设有槽孔,且基座单元底部设一容设有一受弹簧顶推的滑块的滑槽,并令该滑块两侧设有杆部由基座单元的侧腹的槽孔穿出后,再穿固于乘坐单元的延伸部上。
4、根据权利要求1所述的椅背倾仰连动坐部装置,其特征是:该基座单元后端处设有两相对、且之间可供定位组件容纳的耳座,而该定位杆是穿设于两耳座上,并令定位杆的一端套设一顶坐于耳座上而对其向外顶推的弹簧,且定位杆的另一端则由对应侧的耳座穿设后与一拉动其位移的钢索连结,同时定位杆设有定位部随着其位移时而卡制入或退出定位组件的定位孔中。
CNU2008200080203U 2008-03-05 2008-03-05 椅背倾仰连动坐部装置 Expired - Fee Related CN201175121Y (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107536314A (zh) * 2016-06-28 2018-01-05 波斯特图里泰有限公司 座椅倾斜机构
US11350750B2 (en) * 2018-04-17 2022-06-07 L&P Property Management Company Tilt mechanism for a chair and chair

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107536314A (zh) * 2016-06-28 2018-01-05 波斯特图里泰有限公司 座椅倾斜机构
CN107536314B (zh) * 2016-06-28 2022-02-11 波斯特图里泰有限公司 座椅倾斜机构
US11350750B2 (en) * 2018-04-17 2022-06-07 L&P Property Management Company Tilt mechanism for a chair and chair

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