CN101929398B - 二冲程电喷信号开关 - Google Patents

二冲程电喷信号开关 Download PDF

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CN101929398B
CN101929398B CN200910303368A CN200910303368A CN101929398B CN 101929398 B CN101929398 B CN 101929398B CN 200910303368 A CN200910303368 A CN 200910303368A CN 200910303368 A CN200910303368 A CN 200910303368A CN 101929398 B CN101929398 B CN 101929398B
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CN101929398A (zh
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庄景阳
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Nantong same Trading Co., Ltd.
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NanAn Liucheng Gaojie Graphic Designer Work Studio
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Abstract

一种二冲程电喷信号开关,包括曲轴轮、皮带、喷油点火触发头、从动轮、减压阀触发头、喷油点火触发器、减压阀触发器。其特征在于:曲轴轮、皮带、从动轮为可转动连接,喷油点火触发头、减压阀触发头分别按180°连接在从动轮的两边,喷油点火触发头与喷油点火触发器间隙连接,组合成喷油点火信号开关,减压阀触发头与减压阀触发器间隙连接,组合成减压阀信号开关。所述的一种二冲程电喷信号开关,当喷油点火触发头与喷油点火触发器产生信号时,ECU根据收到的发动机的转速及负载信号,自动调节喷油、点火时间,当减压阀触发头与减压阀触发器产生信号时,ECU根据收到的信号控制减压阀的开与关。

Description

二冲程电喷信号开关
技术领域
 本发明涉及一种全新设计的二冲程发动机的电喷控制系统的配套零件,具体的讲是一种二冲程电喷信号开关。
背景技术
众所周知,二冲程发动机每旋转一圈做功一次,而工作信号则是通过曲轴轮外沿的触发头进行点火控制,而作为与全新设计的二冲程电喷控制系统(一圈做功一圈空转)配套,其信号单一,不能完全满足ECU的工作要求。
发明内容
本发明的目的在于提供一种二冲程电喷信号开关,具有在二冲程发动机第一圈做功时向ECU提供喷油及点火信号,二冲程发动机第二圈做功时向ECU提供减压信号,可用作二冲程发动机的二冲程电喷信号开关。
本发明是以如下技术方案实现的:本二冲程电喷信号开关,包括曲轴轮、皮带、喷油点火触发头、从动轮、减压阀触发头、喷油点火触发器、减压阀触发器。其特征在于:曲轴轮、皮带、从动轮为可转动连接,喷油点火触发头、减压阀触发头分别按180°连接在从动轮的两边,喷油点火触发头与喷油点火触发器间隙连接,组合成喷油点火信号开关,减压阀触发头与减压阀触发器间隙连接,组合成减压阀信号开关。曲轴带动曲轴轮旋转,曲轴轮旋转1圈,从动轮旋转半圈,喷油点火触发头经过喷油点火触发器,喷油点火触发器产生信号,ECU根据信号向喷油及点火发出指令,发动机工作,曲轴轮旋转第2圈,从动轮再旋转半圈,此时,减压阀触发头经过减压阀触发器,减压阀触发器产生的信号,ECU根据产生的信号对减压阀进行控制,以消除二冲程发动机第二圈的压缩压力。实现了二冲程发动机信号处理的单独供应。
所述的二冲程电喷信号开关的曲轴轮与从动轮为皮带传动。
所述的二冲程电喷信号开关的曲轴轮与从动轮为齿轮传动。
所述的二冲程电喷信号开关其曲轴轮与从动轮的转速比为2:1。
本发明二冲程电喷信号开关的有益效果是:将二冲程喷油、点火信号及减压阀信号分开处理,有效解决了新型二冲程发动机的信号采集单一问题,使发动机的性能更加优越。
附图说明
图1是本发明二冲程电喷信号开关的皮带传动机械结构图。
图2是本发明二冲程电喷信号开关的齿轮传动机械结构图。
图中1.曲轴轮,2.皮带,3.喷油点火触发头,4.从动轮,5.减压阀触发头,6.喷油点火触发器,7. 减压阀触发器。
具体实施方式
图1是本发明二冲程电喷信号开关的皮带机械结构图,包括曲轴轮1、皮带2、喷油点火触发头3、从动轮4、减压阀触发头5、喷油点火触发器6、减压阀触发器7。在图1中,曲轴轮1、皮带2、从动轮3为可转动连接,喷油点火触发头3、减压阀触发头5分别按180°连接在从动轮4的两边,喷油点火触发头3与喷油点火触发器6间隙连接,组合成喷油点火信号开关,减压阀触发头5与减压阀触发器7间隙连接,组合成减压阀信号开关。
图2是本发明二冲程电喷信号开关的齿轮传动机械结构图。在图2中,曲轴轮1与从动轮3为齿轮转动连接。
说明书附图中,曲轴轮1套装在曲轴上,曲轴轮1与从动轮3的转速比为2:1,即曲轴轮1旋转2圈,从动轮3旋转1圈。

Claims (2)

1.一种二冲程电喷信号开关,包括曲轴轮、皮带、喷油点火触发头、从动轮、减压阀触发头、喷油点火触发器、减压阀触发器,曲轴带动曲轴轮旋转,曲轴轮旋转1圈,从动轮旋转半圈,喷油点火触发头经过喷油点火触发器,喷油点火触发器产生信号,ECU根据信号向喷油及点火发出指令,发动机工作,曲轴轮旋转第2圈,从动轮再旋转半圈,此时,减压阀触发头经过减压阀触发器,减压阀触发器产生的信号,ECU根据产生的信号对减压阀进行控制,以消除二冲程发动机第二圈的压缩压力,其特征在于:曲轴轮、皮带、从动轮为可转动连接,喷油点火触发头、减压阀触发头分别按180°连接在从动轮的两边,喷油点火触发头与喷油点火触发器间隙连接,组合成喷油点火信号开关,减压阀触发头与减压阀触发器间隙连接,组合成减压阀信号开关,曲轴轮与从动轮的转速比为2:1。
2.根据权利要求1所述的一种二冲程电喷信号开关,其特征在于:曲轴轮与从动轮为皮带传动。
CN200910303368A 2009-06-18 2009-06-18 二冲程电喷信号开关 Expired - Fee Related CN101929398B (zh)

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5189996A (en) * 1989-11-09 1993-03-02 North American Philips Corporation Two-stroke-cycle engine with variable valve timing
CN201474783U (zh) * 2009-06-18 2010-05-19 南安市柳城高捷图文设计工作室 二冲程电喷信号开关

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60153425A (ja) * 1984-01-21 1985-08-12 Toyota Motor Corp 機械式過給機付内燃機関の制御装置
JPH06307266A (ja) * 1993-04-23 1994-11-01 Toyota Motor Corp 機械式過給機付内燃機関の燃料噴射制御装置
JP2001132496A (ja) * 1999-11-04 2001-05-15 Osaka Gas Co Ltd 2サイクルエンジン

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5189996A (en) * 1989-11-09 1993-03-02 North American Philips Corporation Two-stroke-cycle engine with variable valve timing
CN201474783U (zh) * 2009-06-18 2010-05-19 南安市柳城高捷图文设计工作室 二冲程电喷信号开关

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
JP昭60-153425A 1985.08.12
JP特开2001-132496A 2001.05.15
JP特开平6-307266A 1994.11.01

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