CN2930983Y - 快速梅花扳手 - Google Patents

快速梅花扳手 Download PDF

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Publication number
CN2930983Y
CN2930983Y CN 200620076041 CN200620076041U CN2930983Y CN 2930983 Y CN2930983 Y CN 2930983Y CN 200620076041 CN200620076041 CN 200620076041 CN 200620076041 U CN200620076041 U CN 200620076041U CN 2930983 Y CN2930983 Y CN 2930983Y
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Prior art keywords
wrench
clutch block
spanner
outer ring
utility
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Expired - Fee Related
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CN 200620076041
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邹家平
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Individual
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Abstract

快速梅花扳手。本实用新型涉及手动工具技术领域,尤其及梅花扳手技术领域。本实用新型由扳体、扳头、盖板、离合块、压簧组成,扳体端部设有台阶孔,在台阶孔的侧壁上还设有一弧形槽,一外圈带齿的扳头设置在台阶孔内,离合块设在弧形槽内,离合块设有凹弧面,凹弧面上设有与扳头外圈齿形啮合的齿形,一压簧的两端分别连接弧形槽的壁和离合块,盖板设置在台阶孔上端面。本实用新型扳手可在狭小的工作空间仍可工作,可使用空间为5°。本实用新型结构紧凑,用簧片代替弹簧,简化了扳手的生产工艺,棘爪和扳头采用了8~9个齿配合,大大提高了扳手的工作扭矩。

Description

快速梅花扳手
技术领域
本实用新型涉及手动工具,尤其涉及梅花扳手领域。
背景技术
目前使用的梅花扳手在正向工作一定角度后,必须将扳手从螺栓上退出,退回一定角度后,再扦入螺栓继续工作,工作效率低。另外,梅花扳手的可使用空间为30°,如在比较狭小的工作空间,就无法使用。
发明内容
本实用新型针对上述缺陷,提供了一种不脱离螺栓即能完成复位,且最小回转角度为5度的快速梅花扳手。
本实用新型的技术方案是:它由扳体、扳头、盖板、离合块、压簧组成,扳体端部设有台阶孔,在台阶孔的侧壁上还设有一弧形槽,一外圈带齿的扳头设置在台阶孔内,离合块设在弧形槽内,离合块设有凹弧面,凹弧面上设有与扳头外圈齿形啮合的齿形,一压簧的两端分别连接弧形槽的壁和离合块,盖板设置在台阶孔上端面。
扳头外圈设72个齿。
离合块上设有3~12个齿。
本实用新型的扳体正向受力后,通过离合块和扳头配合,使扳头随扳体转动,达到正向工作的目的。当扳体反向受力,离合块将和扳头分离,从而使扳体反向回转,而扳头不动,达到了扳手回转的功能。其簧片的作用是使离合块始终与扳体和扳头接触,当扳体正向受力时,扳头、离合块、扳体能及时配合,当扳体反向受力大于簧片的弹力后,离合块与扳体、扳头分离。在扳头外圆设计了72个齿,使得扳手回转最小角度可达到5°。这样,使得扳手可在狭小的工作空间仍可工作,可使用空间为5°。
本实用新型结构紧凑,用簧片代替弹簧,简化了扳手的生产工艺,棘爪和扳头采用了8~9个齿配合,大大提高了扳手的工作扭矩。
附图说明
图1是本实用新型的轴测分解图
图中1是扳体,2是离合块,3是压簧,4是扳头,5是盖板。
图2是本实用新型的结构示意图
具体实施方式
扳体1的端部设有台阶孔,在台阶孔的侧壁上还设有一弧形槽,一外圈设72个齿的扳头4设置在台阶孔内,离合块2设在弧形槽内,离合块2设有凹弧面,凹弧面上设有8个与扳头4外圈齿形啮合的齿形,一压簧3的两端分别连接弧形槽的壁和离合块2,盖板5设置在台阶孔上

Claims (3)

1、快速梅花扳手,其特征在于,它由扳体、扳头、盖板、离合块、压簧组成,扳体端部设有台阶孔,在台阶孔的侧壁上还设有一弧形槽,一外圈带齿的扳头设置在台阶孔内,离合块设在弧形槽内,离合块设有凹弧面,凹弧面上设有与扳头外圈齿形啮合的齿形,一压簧的两端分别连接弧形槽的壁和离合块,盖板设置在台阶孔上端面。
2、根据权利要求1所述的快速梅花扳手,其特征在于,扳头外圈设72个齿。
3、根据权利要求1所述的快速梅花扳手,其特征在于,离合块上设有3~12个齿。
CN 200620076041 2006-07-26 2006-07-26 快速梅花扳手 Expired - Fee Related CN2930983Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200620076041 CN2930983Y (zh) 2006-07-26 2006-07-26 快速梅花扳手

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200620076041 CN2930983Y (zh) 2006-07-26 2006-07-26 快速梅花扳手

Publications (1)

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CN2930983Y true CN2930983Y (zh) 2007-08-08

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CN 200620076041 Expired - Fee Related CN2930983Y (zh) 2006-07-26 2006-07-26 快速梅花扳手

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD717619S1 (en) 2013-04-01 2014-11-18 Ridge Tool Company Tool handle
CN104708569A (zh) * 2015-03-17 2015-06-17 周少岐 绝缘棘轮扳手
USD739192S1 (en) 2013-04-01 2015-09-22 Ridge Tool Company Insert for tool
USD742707S1 (en) 2013-04-01 2015-11-10 Ridge Tool Company Tool head
US9205539B2 (en) 2013-04-01 2015-12-08 Emerson Electric Co. Wrench
USD748958S1 (en) 2014-08-29 2016-02-09 Ridge Tool Company Wrench
USD749924S1 (en) 2014-08-29 2016-02-23 Ridge Tool Company Wrench
USD750944S1 (en) 2014-08-29 2016-03-08 Ridge Tool Company Wrench
US9434055B2 (en) 2013-04-01 2016-09-06 Ridge Tool Company Replaceable gripping inserts for wrenches
WO2018141138A1 (en) * 2017-02-03 2018-08-09 Zhejiang Yiyang Tool Manufacture Co., Ltd. Ratchet wrench

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD717619S1 (en) 2013-04-01 2014-11-18 Ridge Tool Company Tool handle
USD739192S1 (en) 2013-04-01 2015-09-22 Ridge Tool Company Insert for tool
USD742707S1 (en) 2013-04-01 2015-11-10 Ridge Tool Company Tool head
US9205539B2 (en) 2013-04-01 2015-12-08 Emerson Electric Co. Wrench
US9434055B2 (en) 2013-04-01 2016-09-06 Ridge Tool Company Replaceable gripping inserts for wrenches
USD748958S1 (en) 2014-08-29 2016-02-09 Ridge Tool Company Wrench
USD749924S1 (en) 2014-08-29 2016-02-23 Ridge Tool Company Wrench
USD750944S1 (en) 2014-08-29 2016-03-08 Ridge Tool Company Wrench
CN104708569A (zh) * 2015-03-17 2015-06-17 周少岐 绝缘棘轮扳手
WO2018141138A1 (en) * 2017-02-03 2018-08-09 Zhejiang Yiyang Tool Manufacture Co., Ltd. Ratchet wrench

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Granted publication date: 20070808