CN102275154B - 新型液压剪扩器 - Google Patents

新型液压剪扩器 Download PDF

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CN102275154B
CN102275154B CN201010197459.7A CN201010197459A CN102275154B CN 102275154 B CN102275154 B CN 102275154B CN 201010197459 A CN201010197459 A CN 201010197459A CN 102275154 B CN102275154 B CN 102275154B
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blade
handle
active connection
shearer
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CN102275154A (zh
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杨勇
袁珏
杨文杰
段睿
宋兆骅
沈易培
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Chengdu Univeristy of Technology
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Chengdu Univeristy of Technology
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Abstract

本发明公布了一种消防抢险用新型液压剪扩器,该剪扩器的刀身通过销轴与夹板铰接,两个刀身的铰接点形成一定间距,夹板固定在套筒上,套筒与油缸外壳连接,刀身的刀柄端部与连杆一端铰接,连杆的另一端与活动连接件铰接,活动连接件连接在活塞前端;本发明剪切和扩张两种功能都是由油缸的推力实现的,剪力和扩张力都能很大。

Description

新型液压剪扩器
技术领域
本发明涉及一种救灾,抢险,救援用新型液压剪扩器。
背景技术
随着社会经济的发展,救援人员担负着越来越多的抢险救援任务,其中,液压剪和液压扩张器是不可缺少的工具,现行使用的剪扩器的剪切功能是靠推力实现,扩张功能是靠油缸拉力实现,其剪切力和扩张力差距很大,扩张力相对剪切力很小。
发明内容
本发明的目的是:提供一种救灾,抢险,救援用新型液压剪扩器,剪切功能和扩张功能都是由油缸的推力实现,使剪切和扩张两个力都很大。
本发明的技术方案是:一种新型液压剪扩器,该剪扩器的刀身通过销轴与夹板铰接,两个刀身的铰接点形成一定间距,夹板固定在套筒上,套筒与油缸外壳连接,刀身的刀柄端部与连杆一端铰接,连杆的另一端与活动连接件铰接,活动连接件连接在活塞前端,活塞在推进的第一阶段,是实现剪切功能,在这一阶段活塞向前推进,推动连杆,连杆推动刀柄端部,使刀身绕销轴从外向里旋转,完成剪切功能,推进的第二阶段是实现扩张功能,活塞从第一个阶段完成的位置继续向前推进,此时连杆由推动刀柄端部转变为拉动刀柄端部,使刀身绕销轴从里向外转动,完成扩张功能。
本发明的有益效果是
剪切和扩张两种功能都是由油缸的推力实现的,使剪力和扩张力都很大。
附图说明
下面结合附图和实施例对本发明作进一步的描述:
图1为本发明的初始状态
图2为本发明的剪切状态
图3为本发明的扩张状态
图4为本发明的完全扩张状态
其中:1刀身;2连杆;3夹板;4油缸外壳;5活动连接件;6活塞;7销轴;8刀柄端部;9套筒;10进油口。
具体实施方式
如图1,图2,图3,图4所示,一种新型液压剪扩器,该剪扩器的刀身1通过销轴7与夹板3铰接,两个刀身1的铰接点形成一定间距,夹板3固定在套筒9上,套筒9与油缸外壳4连接,刀身1的刀柄端部8与连杆2一端铰接,连杆2的另一端与活动连接件5铰接,活动连接件5连接在活塞6前端,活塞6在推进的第一阶段,是实现剪切功能,在这一阶段活塞6向前推进,推动连杆2,连杆2推动刀柄端部8,使刀身1绕销轴7从外向里旋转,完成剪切功能,推进的第二阶段是实现扩张功能,活塞6从第一个阶段完成的位置继续向前推进,此时连杆2由推动刀柄端部8转变为拉动刀柄端部8,使刀身1绕销轴7从里向外转动,完成扩张功能。

Claims (1)

1.一种新型液压剪扩器,由刀身(1),连杆(2),夹板(3),油缸外壳(4),活动连接件(5),活塞(6),销轴(7),套筒(9)组成,所述夹板(3)固定在套筒(9)上,套筒(9)与油缸外壳(4)连接,所述活动连接件(5)连接在活塞(6)前端,其特征在于:所述刀身(1)通过销轴(7)与夹板(3)铰接,两个刀身(1)的铰接点形成的间距能够使活动连接件(5)通过其间,沿所述刀身(1)的刀背向后方向有一刀柄,刀柄端部(8)与连杆(2)一端铰接,连杆(2)的另一端与活动连接件(5)铰接,活动连接件(5)从下死点向上运动过程中,通过连杆(2)对刀柄端部(8)的作用有从推动转变为拉动的变化过程,在推动阶段,连杆(2)推动刀柄端部(8),使刀身(1)绕销轴(7)从外向里旋转,完成剪切功能,在拉动阶段,连杆(2)拉动刀柄端部(8),使刀身(1)绕销轴(7)从里向外转动,完成扩张功能。
CN201010197459.7A 2010-06-11 2010-06-11 新型液压剪扩器 Expired - Fee Related CN102275154B (zh)

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EP3184183A1 (fr) 2015-12-22 2017-06-28 Carrosserie Technic Écarteur mécanique
CN108939331B (zh) * 2018-05-25 2020-11-06 德润液压科技(常州)有限公司 防滑型多用途液压扩张机
CN108853771B (zh) * 2018-08-20 2023-04-25 九江消防装备有限公司 一种便于操作的电动扩张器

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CN2421824Y (zh) * 2000-04-18 2001-03-07 陈文彬 园艺用动力剪
US6994284B1 (en) * 1999-10-15 2006-02-07 Ramun John R Multiple tool attachment system

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GB2180180B (en) * 1985-09-13 1988-12-29 Coal Ind Collar splitters for lock bolt fastening systems
RU1814596C (ru) * 1991-01-16 1993-05-07 О.В.Капустин, В.И.Гергель и А.А.Сидоров Устройство дл обработки материалов
CN2227545Y (zh) * 1995-04-06 1996-05-22 宝鸡消防器材总厂高新技术开发公司 液压扩张器
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CN201711947U (zh) * 2010-06-11 2011-01-19 成都理工大学 新型液压剪扩器

Patent Citations (2)

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US6994284B1 (en) * 1999-10-15 2006-02-07 Ramun John R Multiple tool attachment system
CN2421824Y (zh) * 2000-04-18 2001-03-07 陈文彬 园艺用动力剪

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