CN101165327A - 关节式连杆活塞副 - Google Patents

关节式连杆活塞副 Download PDF

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Publication number
CN101165327A
CN101165327A CNA2006101372454A CN200610137245A CN101165327A CN 101165327 A CN101165327 A CN 101165327A CN A2006101372454 A CNA2006101372454 A CN A2006101372454A CN 200610137245 A CN200610137245 A CN 200610137245A CN 101165327 A CN101165327 A CN 101165327A
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piston
connecting rod
hole
head
supporting plate
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方建升
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Individual
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Priority to CNA2006101372454A priority Critical patent/CN101165327A/zh
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Abstract

本发明涉及关节式连杆活塞副,将活塞顶部内腔轴心加工联接盲孔,连杆小端加工成圆球头,球头轴心孔内浮装弹性顶杆一起装进联接孔并由枷式托板限位,使连杆活塞关节式联接自动增大活塞排气冲程。

Description

关节式连杆活塞副
技术领域
本发明涉及连杆活塞副结构装置。
背景技术
现有的连杆活塞副多采用活塞销联接,用于发动机时其不具备自动增大排气冲程功能。
发明内容
本发明目的:提供关节式连杆活塞副。
本发明所采用的技术方案是:将活塞顶部内腔轴心加工一联接盲孔,孔底压装臼形缓冲耐磨垫片,连杆小端加工成圆球头,球头轴心加工顶杆孔,孔内浮装压簧及半圆头顶杆,连杆球头滑装进活塞联接孔,使顶杆半圆头与耐磨垫片臼形面弹性接触,连杆球头下方夹装枷式合拼限位托板,托板固装在联接孔口端面上,构成连杆活塞关节式联接副。
本发明优点:不改变发动机设定压缩比,自动增大活塞排气冲程。
附图说明
该图是关节式连杆活塞副结构剖视图,图中1-活塞,2-臼型缓冲耐磨垫片,3-半圆头顶杆,4-压簧,5-枷式合拼限位托板,6-连杆圆球头。
具体实施方式
如上所述,关节式连杆活塞副是将活塞1顶部内腔轴心加工一联接盲孔,盲孔底部压装臼形缓冲耐磨垫片2,连杆小端加工成圆球头6,球头6轴心加工顶杆孔,孔内浮装半圆头顶杆3及压簧4,其共同滑装进活塞1联接孔使顶杆3的半圆头与垫片2的臼型面弹性接触,球头6下方夹装枷式合拼限位托板5,托板5固装在联接孔口端面上。其工作原理:当发动机排气冲程时,顶杆3受压簧4作用将活塞向上顶出一定距离(如图所示),使活塞最大限度的排出缸内废气;发动机压缩冲程时,活塞1所受缸内压力远大于压簧4弹力,顶杆3受力缩进孔内,其半圆头与6球面重合共同与垫片2臼形面滑动贴紧,使缸内保证设定容积从而不改变所需压缩比;另外,将连杆小端加工成实心圆球头,在垫片2与联接孔底之间叠装碟形弹簧片,使实心球头与垫片2贴紧联接可令活塞获得更大的顶出力;将实心球头连杆与直接加工成臼型联接孔的活塞联接,适用于空压机的连接活塞副。

Claims (1)

1.关节式连杆活塞副,其特征是:将活塞顶部内腔轴心加工一联接盲孔,孔底压装臼形缓冲耐磨垫片,连杆小端加工成圆球头,圆球头轴心加工顶杆孔,孔内浮装压簧及半圆头顶杆,连杆球头滑装进活塞联接孔实顶杆半圆头与耐磨垫片臼形面弹性接触,连杆球头下方夹装枷式合拼限位托板,托板固装在联接孔口端面上,构成连杆活塞关节式联接副。
CNA2006101372454A 2006-10-18 2006-10-18 关节式连杆活塞副 Pending CN101165327A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNA2006101372454A CN101165327A (zh) 2006-10-18 2006-10-18 关节式连杆活塞副

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNA2006101372454A CN101165327A (zh) 2006-10-18 2006-10-18 关节式连杆活塞副

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CN101165327A true CN101165327A (zh) 2008-04-23

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CNA2006101372454A Pending CN101165327A (zh) 2006-10-18 2006-10-18 关节式连杆活塞副

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102406518A (zh) * 2011-04-22 2012-04-11 林淑媛 冲牙机
CN104389679A (zh) * 2014-11-20 2015-03-04 湖南江滨机器(集团)有限责任公司 发动机及其活塞连杆组

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102406518A (zh) * 2011-04-22 2012-04-11 林淑媛 冲牙机
CN104389679A (zh) * 2014-11-20 2015-03-04 湖南江滨机器(集团)有限责任公司 发动机及其活塞连杆组

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Open date: 20080423