CN2537026Y - 封闭式眼镜弹簧铰链 - Google Patents

封闭式眼镜弹簧铰链 Download PDF

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CN2537026Y
CN2537026Y CN 02217242 CN02217242U CN2537026Y CN 2537026 Y CN2537026 Y CN 2537026Y CN 02217242 CN02217242 CN 02217242 CN 02217242 U CN02217242 U CN 02217242U CN 2537026 Y CN2537026 Y CN 2537026Y
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core assembly
mandrel
spring
single tooth
jump ring
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沈贤胜
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Abstract

本实用新型涉及眼镜非光学结构的部件。它包括鸟头、芯子组件、联接鸟头和芯子组件的螺钉及套在芯子组件外的弹簧盒。芯子组件由弹簧、卡簧和芯轴及通过冲压铆接在芯轴上的单牙芯子组成。组装时,将芯轴穿过弹簧、卡簧的轴孔,然后通过冲压铆接在单牙芯子上,再将组合后的芯子组件插入弹簧盒中并卡在内钩槽上;最后,将鸟头与单牙芯子用螺钉连接起来。这种结构改变了以往的连接固定方法,加工难度减少,使用安装简捷、方便,连接牢固,是一种较为理想的眼镜铰链。

Description

封闭式眼镜弹簧铰链
本实用新型涉及眼镜非光学结构的部件,尤其是与眼镜腿之间的铰链机构。
中国知识产权局2002年2月20日公告了专利号为01225954.3,名称为“眼镜弹簧铰链”的实用新型专利;它公开了一种带有弹性夹持力的眼镜铰链,使眼镜使用起来有较强的舒适感。但该结构中套有弹簧、卡簧的芯子由于直接联接在鸟头上,故无法保证芯子端既穿过卡簧、弹簧的轴孔,又能用螺钉紧固在鸟头上,且所述的卡簧紧固性不强。
本实用新型之目的在于提供一种结构牢固、组装方便的封闭式眼镜弹簧铰链。其技术方案是这样的:它包括鸟头、芯子组件、联接鸟头和芯子组件的螺钉及套在芯子组件外的弹簧盒。芯子组件由弹簧、卡簧、和穿过弹簧、卡簧的芯轴和通过冲压铆接在芯轴上的单牙芯子组成。卡簧将芯轴、弹簧卡定在弹簧盒内。组装时,只要将芯轴穿过弹簧、卡簧的轴孔,然后通过冲压铆接在单牙芯子上,再将组合后的芯子组件插入弹簧盒中,使弹簧盒内钩槽卡住卡簧,最后,将鸟头与单牙芯子用螺钉连接起来。这种结构改变了以往的连接固定方法,减少了加工难度,使安装更加简捷、方便、可行,连接牢固,是一种较为理想的眼镜铰链。
下面结合附图所示的实施例,对本实用新型作进一步详细的描述。
图1是本实用新型的组装示意图。
图2是本实用新型的结构剖视图。
图3是本实用新型二叉卡簧组成的结构剖视图。
参见图1、图2,封闭式眼镜弹簧铰链包括鸟头7,芯子组件,联接鸟头7和芯子组件的螺钉6及套在芯子组件外的弹簧套1。芯子组件由单牙芯子5,固定在单牙芯子5上的芯轴2,套在芯轴2上的弹簧3、卡簧4组成。弹簧3的一端顶在芯轴2未端的凸缘上,另一端抵在卡簧4上;卡簧4为六个叉4a组成套管,卡在弹簧套1内壁所开凹槽1a上,即卡簧4的六个叉夹端卡在凹槽1a内,因此卡簧4具有锁紧芯轴2弹簧3的作用,锁紧越牢固,芯子组件的另部件越不会产生摆动。卡簧4也可以是两个叉4a组成的套筒,参见图3所示。
本实用新型装配时,先将弹簧3、卡簧4套在芯轴2外面,然后通过冲压将芯轴2一端铆接在单牙芯子5上,再将单牙芯子5、芯轴2、弹簧3、卡簧4组件装在弹簧盒1内,然后用镙钉6联接鸟头7和单牙芯子5。由于弹簧3、卡簧4不是直接从单牙芯子5套入芯轴2,因此,单牙芯子5可以制作成较大的、与鸟头1相配合的插头连接,这样,可以保证芯子组件与鸟头2之间的连接强度。

Claims (2)

1、一种封闭式眼镜弹簧铰链,包括鸟头(7)、芯子组件、联接鸟头(7)和芯子组件的螺钉(6)及套在芯子组件外的弹簧盒(1),芯子组件由弹簧(3)、卡簧(4)及芯子(5、2)组成,其特征在于:芯子(5、2)由穿过弹簧(3)、卡簧(4)的芯轴(2)和固定在芯轴(2)上的单牙芯子(5)两部分构成。
2、按照权利要求1所述的封闭式弹簧铰链,其特征在于:所述的卡簧(4)为六叉片(4a)组成的套管或两叉片(4a)组成的套管
CN 02217242 2002-04-29 2002-04-29 封闭式眼镜弹簧铰链 Ceased CN2537026Y (zh)

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CN 02217242 CN2537026Y (zh) 2002-04-29 2002-04-29 封闭式眼镜弹簧铰链

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1986034A1 (en) 2007-04-26 2008-10-29 Elegance Optical MFY Spring hinge for glasses
WO2015109810A1 (zh) * 2014-01-26 2015-07-30 魏强 轻巧骨传导蓝牙眼镜

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1986034A1 (en) 2007-04-26 2008-10-29 Elegance Optical MFY Spring hinge for glasses
WO2015109810A1 (zh) * 2014-01-26 2015-07-30 魏强 轻巧骨传导蓝牙眼镜
EP3062144A4 (en) * 2014-01-26 2017-04-12 Hangzhou Shuangwanyue Electronic Technology Co., Ltd. Lightweight bone-conductive bluetooth eyeglasses
US9939661B2 (en) 2014-01-26 2018-04-10 Hangzhou Shuangwanyue Electronic Technology Co., Ltd. Lightweight bone conduction bluetooth glasses

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