CN86204881U - 柴油机点火装置 - Google Patents

柴油机点火装置 Download PDF

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Publication number
CN86204881U
CN86204881U CN 86204881 CN86204881U CN86204881U CN 86204881 U CN86204881 U CN 86204881U CN 86204881 CN86204881 CN 86204881 CN 86204881 U CN86204881 U CN 86204881U CN 86204881 U CN86204881 U CN 86204881U
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China
Prior art keywords
push rod
diesel engine
fuel
spark
ignition
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CN 86204881
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English (en)
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高连富
高军
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SCIENCE AND TECHNOLOGY INFORMATION DEVELOPMENT CENTER QIANG'AN COUNTY
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SCIENCE AND TECHNOLOGY INFORMATION DEVELOPMENT CENTER QIANG'AN COUNTY
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Priority to CN 86204881 priority Critical patent/CN86204881U/zh
Publication of CN86204881U publication Critical patent/CN86204881U/zh
Withdrawn legal-status Critical Current

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  • Fuel-Injection Apparatus (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)

Abstract

一种柴油机使用的电火花点火装置,通过一个附加顶杆使断电器触点的动点与喷油器顶杆联动,使安装在气缸中的火花塞产生电火花,点燃燃料。使得柴油机功率增加,节省燃料,改善起动性能,减轻噪音和排烟量。

Description

本实用新型属于柴油机电火花点火装置。
目前使用的柴油机借助于喷油设备,在接近压缩终了时,将燃料喷入燃烧室,被喷散的燃料与高压高温的空气混合,经过一系列物理化学准备,形成合适浓度的混合气,并达到自燃温度,即自行着火燃烧或曰压燃。
本实用新型提出的点火装置,是为了实现柴油机电火花强迫点燃。
本实用新型是这样来实现的。在柴油机气缸上部的缸盖上安装一个火花塞,还使用点火线圈、电阻、点火开关、蓄电池和断电器,并将它们电气联接成一个电路;在喷油器顶杆的上端安装一个附加顶杆。附加顶杆的一端与断电器触点的动点的转动臂相接触。当喷油器喷油时,针阀上升,推动顶杆和附加顶杆,附加顶杆上升将断电器原来闭合状态的触点断开,此刻点火线圈感应出高电压,火花塞产生电火花,点燃气缸中的燃油。喷油器喷油终了时,针阀下降,顶杆和附加顶杆随之下降,使得断电器触点重新闭合。这样点火装置完成了一个工作过程。附加顶杆为金属圆柱体,可以把附加顶杆与顶杆做成一体。
与压燃式柴油机相比,使用本方法能够改善柴油机的起动性能,节省燃油,提高功率,减小噪音,减轻排烟量。已有的压燃式柴油机采用本方法时,改动的部件少,使用的零部件少。
附图为柴油机点火装置原理图。其中1为侧电极,2为绝缘体,3为火花塞中心电极,4为次级线圈,5为初级线圈,6为铁芯,7为电阻,8为点火开关,9为蓄电池,10为断电器触点的定点,11为断电器触点的动点,12为附加顶杆,13为喷油器调压弹簧,14为针阀,15为油道,16为油腔,17为喷油嘴喷孔,18为顶杆,19为调压螺钉。
在S195型小四轮柴油机上使用本装置。在喷油器的回油管螺栓和调压螺钉〔19〕上各钻一个同心通孔,把附加顶杆〔12〕插入其中,其径向间隙为0.03~0.07毫米,火花塞安装在缸盖上面,其中心线与喷油器中心线形成40°~42°的夹角。柴油机在-5℃~5℃时能够顺利起动点火;气缸内燃油燃烧充分,节油率为20~30%(试验台测定为6~15%);提高动力1~2个挡位,低速挡利用率降低50~60%;压缩力下降3~5公斤/厘米2时,柴油机仍能正常工作;在-27℃~-37℃低温下,柴油机可以正常工作;噪音明显减小,排烟量减少。

Claims (2)

1、一种柴油机电火花点火装置。由火花塞、点火线圈、断电器、点火开关、蓄电池、电阻和喷油器组成,其特征在于断电器触点的动点[11]的转动臂与顶杆[18]之间有一个附加顶杆[12]。
2、根据权利要求1所述的点火装置,其特征在于附加顶杆〔12〕与顶杆〔18〕可以是独立的两个部件,也可以是一体的。
CN 86204881 1986-07-03 1986-07-03 柴油机点火装置 Withdrawn CN86204881U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 86204881 CN86204881U (zh) 1986-07-03 1986-07-03 柴油机点火装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 86204881 CN86204881U (zh) 1986-07-03 1986-07-03 柴油机点火装置

Publications (1)

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CN86204881U true CN86204881U (zh) 1987-01-07

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CN 86204881 Withdrawn CN86204881U (zh) 1986-07-03 1986-07-03 柴油机点火装置

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CN (1) CN86204881U (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102913946A (zh) * 2012-10-23 2013-02-06 上海莱克气割机有限公司 数控无限旋转三割炬点火装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102913946A (zh) * 2012-10-23 2013-02-06 上海莱克气割机有限公司 数控无限旋转三割炬点火装置
CN102913946B (zh) * 2012-10-23 2014-10-22 上海莱克气割机有限公司 数控无限旋转三割炬点火装置

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Address after: Jixian County Industrial Research Institute, Jixian County, Heilongjiang Province

Patentee after: Gao Lianfu

Patentee after: Gao Jun

Address before: Anqing Town, Anqing County, Heilongjiang

Patentee before: Science and Technology Information Development Center, Qiang'an County

C53 Correction of patent for invention or patent application
CB02 Change of applicant information

Address after: Jixian County Industrial Research Institute, Jixian County, Heilongjiang Province

Applicant after: Gao Lianfu

Co-applicant after: Gao Jun

Address before: Qing'an Town, Qing'an County, Heilongjiang

Applicant before: Science and Technology Information Development Center, Qiang'an County

COR Change of bibliographic data

Free format text: CORRECT: APPLICANT; FROM: TECHNOLOGY INFORMATION DEVELOPMENT CENTER OF QING AN COUNTY TO: GAO LIANFU; CO-APPLICANT TO: GAO JUN; APPLICANT; FROM: TECHNOLOGY INFORMATION DEVELOPMENT CENTER OF QING AN COUNTY TO: GAO LIANFU; CO-APPLICANT TO: GAO JUN

Free format text: CORRECT: PATENTEE; FROM: TECHNOLOGY INFORMATION DEVELOPMENT CENTER OF QING AN COUNTY TO: GAO LIANFUGAO JUN

C15 Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993)
RN01 Renewal of patent term
C19 Lapse of patent right due to non-payment of the annual fee
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