CN102678374A - 一种新型柴油机气缸盖 - Google Patents

一种新型柴油机气缸盖 Download PDF

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Publication number
CN102678374A
CN102678374A CN2012101823083A CN201210182308A CN102678374A CN 102678374 A CN102678374 A CN 102678374A CN 2012101823083 A CN2012101823083 A CN 2012101823083A CN 201210182308 A CN201210182308 A CN 201210182308A CN 102678374 A CN102678374 A CN 102678374A
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CN
China
Prior art keywords
cylinder head
air inlet
passage
air outlet
intake duct
Prior art date
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Pending
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CN2012101823083A
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English (en)
Inventor
张全中
魏志明
马军华
胡定云
任贵峰
舒涌
谭建松
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No70 Inst China Weaponry Industry Group
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No70 Inst China Weaponry Industry Group
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Application filed by No70 Inst China Weaponry Industry Group filed Critical No70 Inst China Weaponry Industry Group
Priority to CN2012101823083A priority Critical patent/CN102678374A/zh
Publication of CN102678374A publication Critical patent/CN102678374A/zh
Pending legal-status Critical Current

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Abstract

本发明公开了一种新型柴油机气缸盖,所述气缸盖设置有进气道(1)、排气道(2),且进气道(1)与气门室罩(3)集成为一体;经过与气门室罩(3)集成,进气道(1)入口设在排气道(2)出口上方,进气道(1)入口和排气道(2)出口布置于气缸盖同一侧面;进气道(1)为气缸盖顶面进气,入口设在发动机V型夹角内侧;排气道(2)布置于发动机V型夹角内侧。本发明可缩短排气管与涡轮增压器的距离,减少涡轮前的废气容积和热表面积,改善油门响应,降低排放,减少催化器起燃时间,降低发动机罩下面的热负荷,从而获得较好的燃油经济性。

Description

一种新型柴油机气缸盖
 
技术领域
本发明属于内燃机技术领域,具体涉及一种新型柴油机气缸盖。
背景技术
目前,V型发动机的气缸盖排气道出口多数布置于V型夹角外侧,从排气道出口至增压器之间的距离较大,使得涡前废气容积和热表面积大,发动机罩下面的热负荷高,从而影响了催化器起燃时间和燃油经济性。
本发明来源于国家863计划项目(项目编号为2012AA111709)。
发明内容
本发明就是为了解决气缸盖排气道出口布置于V型夹角外侧的V型发动机从排气道出口至增压器之间的距离大、涡前废气容积和热表面积大、发动机罩下面的热负荷高、催化器起燃时间和燃油经济性受影响的问题。
本发明的技术方案:
一种新型柴油机气缸盖,所述气缸盖设置有进气道、排气道,且进气道与气门室罩集成为一体;经过与气门室罩集成,进气道入口设在排气道出口上方,进气道入口和排气道出口布置于气缸盖同一侧面;进气道为气缸盖顶面进气,入口设在发动机V型夹角内侧;排气道布置于发动机V型夹角内侧。
本发明的有益效果:
本发明可缩短排气管与涡轮增压器的距离,减少涡轮前的废气容积和热表面积,改善油门响应,降低排放,减少催化器起燃时间,降低发动机罩下面的热负荷,从而获得较好的燃油经济性。
附图说明
图1为本发明的结构示意图。
附图各标记分别表示:
1-进气道
2-排气道
3-气门室罩。
具体实施方式
一种新型柴油机气缸盖,所述气缸盖设置有进气道、排气道,且进气道与气门室罩集成为一体;经过与气门室罩集成,进气道入口设在排气道出口上方,进气道入口和排气道出口布置于气缸盖同一侧面;进气道为气缸盖顶面进气,入口设在发动机V型夹角内侧;排气道布置于发动机V型夹角内侧。

Claims (1)

1.一种新型柴油机气缸盖,包括进气道(1)、排气道(2)、气门室罩(3),其特征在于,所述气缸盖设置有进气道(1)、排气道(2),且进气道(1)与气门室罩(3)集成为一体;经过与气门室罩(3)集成,进气道(1)入口设在排气道(2)出口上方,进气道(1)入口和排气道(2)出口布置于气缸盖同一侧面;进气道(1)为气缸盖顶面进气,入口设在发动机V型夹角内侧;排气道(2)设在发动机V型夹角内侧。
CN2012101823083A 2012-06-05 2012-06-05 一种新型柴油机气缸盖 Pending CN102678374A (zh)

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CN2012101823083A CN102678374A (zh) 2012-06-05 2012-06-05 一种新型柴油机气缸盖

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012101823083A CN102678374A (zh) 2012-06-05 2012-06-05 一种新型柴油机气缸盖

Publications (1)

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CN102678374A true CN102678374A (zh) 2012-09-19

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103883421A (zh) * 2014-04-02 2014-06-25 广西玉柴机器股份有限公司 V型柴油机的气缸盖

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1550597A (zh) * 1966-12-23 1968-12-20
CN1924323A (zh) * 2006-09-19 2007-03-07 姬腾飞 一种发动机复合进气系统
CN101025099A (zh) * 2007-04-04 2007-08-29 靳宇男 浮动气缸转子气门装置
CN101033698A (zh) * 2007-04-11 2007-09-12 靳宇男 浮动气缸滑动气门配气装置
CN101263283A (zh) * 2005-09-13 2008-09-10 通用汽车环球科技运作公司 用于v型发动机的机内集成式排气歧管
CN201116481Y (zh) * 2007-05-11 2008-09-17 北汽福田汽车股份有限公司 一种内燃机及其曲轴箱通风装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1550597A (zh) * 1966-12-23 1968-12-20
GB1191660A (en) * 1966-12-23 1970-05-13 Daimler Benz Ag Improvements relating to Gas Inlet and Exhaust Systems for Internal Combustion Engines
CN101263283A (zh) * 2005-09-13 2008-09-10 通用汽车环球科技运作公司 用于v型发动机的机内集成式排气歧管
CN1924323A (zh) * 2006-09-19 2007-03-07 姬腾飞 一种发动机复合进气系统
CN101025099A (zh) * 2007-04-04 2007-08-29 靳宇男 浮动气缸转子气门装置
CN101033698A (zh) * 2007-04-11 2007-09-12 靳宇男 浮动气缸滑动气门配气装置
CN201116481Y (zh) * 2007-05-11 2008-09-17 北汽福田汽车股份有限公司 一种内燃机及其曲轴箱通风装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103883421A (zh) * 2014-04-02 2014-06-25 广西玉柴机器股份有限公司 V型柴油机的气缸盖

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Application publication date: 20120919