CN206822374U - 一种靠背能够紧贴人体腰背部移动的椅子 - Google Patents

一种靠背能够紧贴人体腰背部移动的椅子 Download PDF

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CN206822374U
CN206822374U CN201720095339.3U CN201720095339U CN206822374U CN 206822374 U CN206822374 U CN 206822374U CN 201720095339 U CN201720095339 U CN 201720095339U CN 206822374 U CN206822374 U CN 206822374U
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backrest
chair
ratchet
close
bottom plate
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欧亚平
吴青松
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Anji Shengxin Office Furniture Co ltd
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    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C7/00Parts, details, or accessories of chairs or stools
    • A47C7/36Support for the head or the back
    • A47C7/40Support for the head or the back for the back
    • A47C7/44Support for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame
    • A47C7/446Support for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame with fluid springs
    • 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
    • A47C1/022Reclining or easy chairs having independently-adjustable supporting parts
    • A47C1/024Reclining or easy chairs having independently-adjustable supporting parts the parts, being the back-rest, or the back-rest and seat unit, having adjustable and lockable inclination
    • A47C1/026Reclining or easy chairs having independently-adjustable supporting parts the parts, being the back-rest, or the back-rest and seat unit, having adjustable and lockable inclination by means of peg-and-notch or pawl-and-ratchet mechanism
    • A47C1/0265Reclining or easy chairs having independently-adjustable supporting parts the parts, being the back-rest, or the back-rest and seat unit, having adjustable and lockable inclination by means of peg-and-notch or pawl-and-ratchet mechanism positioned under the arm-rests
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C7/00Parts, details, or accessories of chairs or stools
    • A47C7/36Support for the head or the back
    • A47C7/40Support for the head or the back for the back
    • A47C7/405Support for the head or the back for the back with double backrests
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C7/00Parts, details, or accessories of chairs or stools
    • A47C7/36Support for the head or the back
    • A47C7/40Support for the head or the back for the back
    • A47C7/46Support for the head or the back for the back with special, e.g. adjustable, lumbar region support profile; "Ackerblom" profile chairs
    • A47C7/467Support for the head or the back for the back with special, e.g. adjustable, lumbar region support profile; "Ackerblom" profile chairs adjustable by fluid means
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C7/00Parts, details, or accessories of chairs or stools
    • A47C7/62Accessories for chairs
    • A47C7/72Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C7/00Parts, details, or accessories of chairs or stools
    • A47C7/62Accessories for chairs
    • A47C7/72Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like
    • A47C7/74Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like for ventilation, heating or cooling
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C7/00Parts, details, or accessories of chairs or stools
    • A47C7/62Accessories for chairs
    • A47C7/72Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like
    • A47C7/74Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like for ventilation, heating or cooling
    • A47C7/748Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like for ventilation, heating or cooling for heating
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61NELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N2/00Magnetotherapy
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/01Constructive details
    • A61H2201/0119Support for the device
    • A61H2201/0138Support for the device incorporated in furniture
    • A61H2201/0149Seat or chair
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H99/00Subject matter not provided for in other groups of this subclass

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Abstract

本实用新型公开一种靠背能够紧贴人体腰背部移动的椅子:包括椅子脚组件、座垫、扶手组件和靠背,扶手组件的套管上部设有摇臂,摇臂的前端部设有转销与靠背的后部活动连接;座垫的下部固定着底板,底板的下部与椅子脚组件的上部固定连接,底板内的后部固定的控制架与气杆的前部连接,气杆的尾部设有连接销连接着连接臂的一端,连接臂的另一端设有摆动销活动地嵌入套管下部的摆动槽内。有益效果在于:当人体作前后移动时,靠背能够紧贴人体腰背部作出同步移动。减少人体腰背部的肌肉和脊椎骨所承受的压力,减少腰肌劳损和脊椎骨病变,使得人们拥有强壮的体魄,更好地学习、生活、工作。

Description

一种靠背能够紧贴人体腰背部移动的椅子
技术领域
本实用新型涉及一种椅子,具体地说,是一种靠背能够紧贴人体腰背部移动的椅子。
背景技术
椅子作为人们工作、生活广泛使用的座具,得到人们普遍的认同和喜爱。椅子由椅子脚组件、座垫、扶手组件和靠背组成。现有技术中的椅子,其靠背与座垫为相对位置固定结构。
不足之处在于:由于靠背与座垫为相对位置固定的结构特征,所以当使用者的人体向前移动时,人体的腰背部就会与靠背脱离。人体的腰背部与靠背脱离后,人体腰背部的肌肉和脊椎骨就会承受人体上部重量的压力,长此以往会发生腰肌劳损和脊椎骨病变,给人们带来学习、生活、工作上的不便。
实用新型内容
本实用新型的目的在于克服现有技术的不足,提供一种靠背能够紧贴人体腰背部移动的椅子。使用者的人体作前后移动时,靠背能够紧贴人体腰背部作出同步移动。减少人体腰背部的肌肉和脊椎骨所承受人体上部重量的压力,减少腰肌劳损和脊椎骨病变,使得人们拥有强壮的体魄,更好地投入到学习、生活、工作中。
本实用新型靠背能够紧贴人体腰背部移动的椅子的技术方案:包括椅子脚组件、座垫、扶手组件和靠背,所述扶手组件的套管上部设有摇臂,所述摇臂的前端部设有转销与靠背的后部活动连接;所述座垫的下部固定着底板,所述底板的下部与椅子脚组件的上部固定连接,所述底板内的后部固定的控制架与气杆的前部连接,所述气杆的尾部设有连接销连接着连接臂的一端,所述连接臂的另一端设有摆动销活动地嵌入套管下部的摆动槽内。
所述靠背可以是分离的两块形结构。
所述靠背也可以是整块形结构。
所述套管的内腔设有隔套,所述隔套的内腔设有主轴,所述主轴的下部设有连接板与底板固定连接,所述主轴的上部安装扶手。
所述底板内设有柱销,所述连接臂在柱销的对应处设有长槽,所述柱销活动地嵌入长槽内。
所述底板的一侧设置具有棘齿的棘轮架,所述棘轮架设有转轴活动地连接着棘轮手柄,所述棘轮手柄设有棘爪销活动地连接着棘爪,所述棘爪与棘齿相对应,所述棘轮手柄的前部钩挂着拉索的尾端。
所述棘爪的棘爪手柄从棘轮手柄的通孔中穿出。
所述控制架活动安装着的拉杆下部钩挂着拉索的前端,所述拉杆的上中部与气杆的阀门相对应。
本实用新型靠背能够紧贴人体腰背部移动的椅子的有益效果在于:使用者的人体作前后移动时,靠背能够紧贴人体腰背部作出同步移动。减少人体腰背部的肌肉和脊椎骨所承受人体上部重量的压力,减少腰肌劳损和脊椎骨病变,使得人们拥有强壮的体魄,更好地投入到学习、生活、工作中。
附图说明
图1是本实用新型靠背能够紧贴人体腰背部移动的椅子第一实施例的主视图;
图2是图1的左视图;
图3是图1的俯视图;
图4是本实用新型靠背能够紧贴人体腰背部移动的椅子第二实施例的主视图;
图5是图4的左视图;
图6是图4的俯视图;
图7是图1、图4中I处的放大图;
图8是图1、图4中II处的放大图;
图9是图2、图5中III处的放大图;
图10是图3、图6中IV处的放大图;
图11是图3中V处的放大图;
图12是图3、图6中VI处的放大图;
图13是图3、图6中VII处的放大图;
图14是图3、图6中VIII处的放大图;
图15是图6中IX处的放大图。
具体实施方式
下面结合附图,对本实用新型靠背能够紧贴人体腰背部移动的椅子作进一步描述。
第一实施例:
图1、图2、图3、图7、图8、图9、图10、图11、图12、图13、图14所示的靠背能够紧贴人体腰背部移动的椅子,包括椅子脚组件1、座垫3、扶手组件4和靠背5,所述扶手组件4的套管6上部设有摇臂8,所述摇臂8的前端部设有转销32与靠背5的后部活动连接;所述座垫3的下部固定着底板13,所述底板13的下部与椅子脚组件1的上部固定连接,所述底板13内的后部固定的控制架31与气杆12的前部连接,所述气杆12的尾部设有连接销33连接着连接臂9的一端,所述连接臂9的另一端设有摆动销17活动地嵌入套管6下部的摆动槽18内。
所述靠背5为分离的两块形结构。
所述头枕7的下部与座垫3下部连接。
所述套管6的内腔设有隔套15,所述隔套15的内腔设有主轴16,所述主轴16的下部设有连接板19与底板13固定连接,所述主轴16的上部安装扶手2。
所述底板13内设有柱销10,所述连接臂9在柱销10的对应处设有长槽11,所述柱销10活动地嵌入长槽11内。
所述底板13的一侧设置具有棘齿24的棘轮架23,所述棘轮架23设有转轴22活动地连接着棘轮手柄26,所述棘轮手柄26设有棘爪销35活动地连接着棘爪25,所述棘爪25与棘齿24相对应,所述棘轮手柄26的前部钩挂着拉索21的尾端。
所述棘爪25的棘爪手柄27从棘轮手柄26的通孔28中穿出。
所述控制架31活动安装着的拉杆30下部钩挂着拉索21的前端,所述拉杆30的上中部与气杆12的阀门29相对应。
所述连接臂9和连接板19暴露在外的部分具有防护罩20包裹。
第二实施例:
图4、图5、图6、图7、图8、图9、图10、图12、图13、图14、图15所示的靠背能够紧贴人体腰背部移动的椅子,包括椅子脚组件1、座垫3、扶手组件4和靠背5,所述扶手组件4的套管6上部设有摇臂8,所述摇臂8的前端部设有转销32与靠背5的后部活动连接;所述座垫3的下部固定着底板13,所述底板13的下部与椅子脚组件1的上部固定连接,所述底板13内的后部固定的控制架31与气杆12的前部连接,所述气杆12的尾部设有连接销33连接着连接臂9的一端,所述连接臂9的另一端设有摆动销17活动地嵌入套管6下部的摆动槽18内。
所述靠背5为整块形结构。
所述转销32嵌入靠背5后部的靠背长槽34内活动连接;
所述头枕7的下部与靠背5连接。
所述套管6的内腔设有隔套15,所述隔套15的内腔设有主轴16,所述主轴16的下部设有连接板19与底板13固定连接,所述主轴16的上部安装扶手2。
所述底板13内设有柱销10,所述连接臂9在柱销10的对应处设有长槽11,所述柱销10活动地嵌入长槽11内。
所述底板13的一侧设置具有棘齿24的棘轮架23,所述棘轮架23设有转轴22活动地连接着棘轮手柄26,所述棘轮手柄26设有棘爪销35活动地连接着棘爪25,所述棘爪25与棘齿24相对应,所述棘轮手柄26的前部钩挂着拉索21的尾端。
所述棘爪25的棘爪手柄27从棘轮手柄26的通孔28中穿出。
所述控制架31活动安装着的拉杆30下部钩挂着拉索21的前端,所述拉杆30的上中部与气杆12的阀门29相对应。
所述连接臂9和连接板19暴露在外的部分具有防护罩20包裹。
图8中棘爪25和棘轮手柄26的状态是靠背5处于静止的状态,当需要靠背5紧贴人体腰背部移动时,向上沿转轴22搬动旋转棘轮手柄26,通孔28带动棘爪手柄27向后位移,使得棘爪25从棘齿24的前部啮合移动到棘齿24的后部啮合;同时拉动拉索21,通过拉索21拉动拉杆30将阀门29打开;气杆12内的压缩弹簧伸展使得气杆12伸长,通过连接销33带动连接臂9沿着长槽11向前移动;同时通过摆动销17、摆动槽18带动套管6、摇臂8以主轴16为中心向内向前旋转;同时摇臂8通过转销32带动靠背5向前移动紧贴人体腰背部。当人体向后靠时,人体腰背部向后施压,将靠背5向后推,靠背5通过转销32带动摇臂8、套管6以主轴16为中心向外向后旋转;同时摇臂8通过摆动槽18、摆动销17带动连接臂9沿着长槽11向后移动;同时连接臂9通过连接销33压缩气杆12内的压缩弹簧,使得气杆12缩短。在使用过程中,如果需要靠背5在整个移动行程中的某个位置停留时,向上搬动然后放下棘爪手柄27,使得棘爪25从棘齿24的后部啮合移动到棘齿24的前部啮合,然后向下沿转轴22放下棘轮手柄26,从而放松拉索21和拉杆30使得阀门29关闭即可。当然,本实用新型靠背能够紧贴人体腰背部移动的椅子的气杆12,可以使用例如:压缩弹簧、拉伸弹簧、弹性橡胶等实现。使用弹性结构通过连接销33带动连接臂9沿着长槽11移动;同时通过摆动销17、摆动槽18带动套管6、摇臂8以主轴16为中心旋转;同时摇臂8通过转销32带动靠背5移动的方案均属于本实用新型保护的范围。

Claims (8)

1.一种靠背能够紧贴人体腰背部移动的椅子,包括椅子脚组件(1)、座垫(3)、扶手组件(4)和靠背(5),其特征在于:所述扶手组件(4)的套管(6)上部设有摇臂(8),所述摇臂(8)的前端部设有转销(32)与靠背(5)的后部活动连接;所述座垫(3)的下部固定着底板(13),所述底板(13)的下部与椅子脚组件(1)的上部固定连接,所述底板(13)内的后部固定的控制架(31)与气杆(12)的前部连接,所述气杆(12)的尾部设有连接销(33)连接着连接臂(9)的一端,所述连接臂(9)的另一端设有摆动销(17)活动地嵌入套管(6)下部的摆动槽(18)内。
2.根据权利要求1所述的靠背能够紧贴人体腰背部移动的椅子,其特征在于:所述靠背(5)为分离的两块形结构。
3.根据权利要求1所述的靠背能够紧贴人体腰背部移动的椅子,其特征在于:所述靠背(5)为整块形结构。
4.根据权利要求1所述的靠背能够紧贴人体腰背部移动的椅子,其特征在于:所述套管(6)的内腔设有隔套(15),所述隔套(15)的内腔设有主轴(16),所述主轴(16)的下部设有连接板(19)与底板(13)固定连接,所述主轴(16)的上部安装扶手(2)。
5.根据权利要求1所述的靠背能够紧贴人体腰背部移动的椅子,其特征在于:所述底板(13)内设有柱销(10),所述连接臂(9)在柱销(10)的对应处设有长槽(11),所述柱销(10)活动地嵌入长槽(11)内。
6.根据权利要求1或4或5所述的靠背能够紧贴人体腰背部移动的椅子,其特征在于:所述底板(13)的一侧设置具有棘齿(24)的棘轮架(23),所述棘轮架(23)设有转轴(22)活动地连接着棘轮手柄(26),所述棘轮手柄(26)设有棘爪销(35)活动地连接着棘爪(25),所述棘爪(25)与棘齿(24)相对应,所述棘轮手柄(26)的前部钩挂着拉索(21)的尾端。
7.根据权利要求6所述的靠背能够紧贴人体腰背部移动的椅子,其特征在于:所述棘爪(25)的棘爪手柄(27)从棘轮手柄(26)的通孔(28)中穿出。
8.根据权利要求1所述的靠背能够紧贴人体腰背部移动的椅子,其特征在于:所述控制架(31)活动安装着的拉杆(30)下部钩挂着拉索(21)的前端,所述拉杆(30)的上中部与气杆(12)的阀门(29)相对应。
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