CN110088435A - 内燃机 - Google Patents

内燃机 Download PDF

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Publication number
CN110088435A
CN110088435A CN201780078511.7A CN201780078511A CN110088435A CN 110088435 A CN110088435 A CN 110088435A CN 201780078511 A CN201780078511 A CN 201780078511A CN 110088435 A CN110088435 A CN 110088435A
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Prior art keywords
internal combustion
oil
drainback passage
cylinder head
combustion engines
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CN201780078511.7A
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CN110088435B (zh
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M·克灵格尔斯
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Deutz AG
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Deutz AG
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01MLUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M13/00Crankcase ventilating or breathing
    • F01M13/04Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil
    • F01M13/0416Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil arranged in valve-covers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01MLUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/0004Oilsumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01MLUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/02Arrangements of lubricant conduits
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01MLUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/02Arrangements of lubricant conduits
    • F01M2011/023Arrangements of lubricant conduits between oil sump and cylinder head
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01MLUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M13/00Crankcase ventilating or breathing
    • F01M13/04Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil
    • F01M2013/0444Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil with means for accommodating movement or position of engines
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01MLUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M13/00Crankcase ventilating or breathing
    • F01M13/04Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil
    • F01M2013/0488Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil with oil trap in the return conduit to the crankcase
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01MLUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M13/00Crankcase ventilating or breathing
    • F01M13/04Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil
    • F01M2013/0488Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil with oil trap in the return conduit to the crankcase
    • F01M2013/0494Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil with oil trap in the return conduit to the crankcase using check valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)

Abstract

本发明涉及一种内燃机,所述内燃机包括至少一个曲轴箱、至少一个气缸盖、至少一个气缸盖罩、至少一个油分离器和至少一个用于收集回流的油的油底壳和至少一个将油分离器和油底壳连接的回油通道。

Description

内燃机
技术领域
本发明涉及一种具有设置在中央的回油结构的内燃机。
背景技术
这种内燃机例如是由DE 197 15 061 C2已知的,在该文献中记载了用于内燃机的曲轴箱的排气装置,在所述曲轴箱上固定气缸盖,所述气缸盖由气缸盖罩覆盖,所述排气装置具有基本上集成在气缸盖罩中并具有设有弯道结构(Schikane)的油分离器,所述油分离器通过与气缸盖罩一体连接的上部和底部构成,所述油分离器具有入口、与内燃机的进气***连接的进气管接头以及油出口,并且油分离器的弯道结构通过所述上部的板条形成。
此外,由DE 101 19 924 B4公开了一种用于机动车辆的内燃机,所述内燃机具有油输送装置,用于给润滑部位供油,其中,设有用于收集回流的机油的油底壳,在所述油底壳中设有分隔装置,所述分隔装置将油底壳分成第一部段和第二部段,其中设有具有湿式油底壳回路的用于湿式油底壳润滑的装置和具有干式油底壳回路的用于干式油底壳润滑的装置,用于湿式油底壳润滑的装置与第一部段连接,而用于干式油底壳润滑的装置与第二部段连接。所述分隔装置具有朝带有湿式油底壳润滑的第一部段的方向开放的止回阀。
此外,由DE 31 28 470 A1已知一种用于对内燃机进行曲轴箱排气的旋风油气分离器,所述旋风油气分离器具有用于含油的曲轴箱空气的入口喷嘴,所述入口喷嘴切向地通入分离器壳体中的旋风室,为了产生最佳的压力降或为了实现最佳的分离,入口喷嘴的横截面是可变的。
DE 31 22 851 A1公开了一种内燃机的曲轴箱排气装置,所述曲轴箱排气装置具有在气门室中支承在气门摇臂轴支座上的盆状的容器,所述容器通过中间设置弹性的密封件向上相对于气门室盖封闭,位于所述容器中的空间通过气门室盖与内燃机的进气***连接,另一方面通过相对设置的开口与气门室盖或曲轴箱连接。
发明内容
本发明目的是,在内燃机中,即使在相应的倾斜位置中也能可靠地确保回油。
所述目的根据本发明这样来实现,即,实现一种内燃机,所述内燃机包括至少一个曲轴箱、至少一个气缸盖、至少一个气缸盖罩、至少一个油分离器和至少一个用于收集回流的油的油底壳和至少一个将油分离器与油底壳连接的回油通道
此外,根据本发明设定,所述油分离器设置在气缸盖罩中。
另一个根据本发明的改进方案设定,所述油分离器朝净化空气部分具有隔板。
在一个根据本发明的改进方案中设定,所述回油通道设置在所述油分离器的下端部上。
此外根据本发明设定,所述回油通道居中地设置在所述油分离器的下方。
另一个根据本发明的改进方案设定,回油通道经由至少一个插接件或轴向密封件实现从气缸盖罩进入气缸盖。
另一个根据本发明的改进方案设定,回油通道在进入气缸盖之后倾斜向外朝气缸盖螺栓的方向延伸并围绕所述气缸盖螺栓延伸。
在另一个根据本发明的改进方案中设定,回油通道是气缸盖密封件的一部分,从而使气缸盖密封件具有导油的特性。
此外根据本发明设定,所述回油通道在气缸盖密封件的下方通过加工到曲轴箱的毛坯轮廓中的槽实现并且过渡到基本上垂直地朝油底壳方向延伸的管状横截面中。
另一个根据本发明的改进方案设定,所述回油通道的端部设有止回阀。
附图说明
下面参考附图根据一个实施例来详细说明本发明。
其中:
图1示出具有最大倾斜位置α和一个回油通道的内燃机;
图2示出具有最大倾斜位置α和两个回油通道的内燃机;
图3示出具有居中设置的回油通道和倾斜位置β的内燃机。
具体实施方式
在图1中示出具有最大倾斜位置α和一个回油通道7的内燃机。所述内燃机具有曲轴箱1、气缸盖2和设置在气缸盖2上方的气缸盖罩3,在所述气缸盖罩中设置油分离器4,所述油分离器朝纯净空气部分具有隔板5。分离的油6在所述确定的倾斜位置角度α下这样设置在油分离器4中,使得所述油恰好不会从油分离器4中溢出。回油通道7设置在油分离器的下端部上并且在内燃机的外侧上朝油底壳分布。
在图2中示出具有最大倾斜位置α和两个回油通道7的内燃机。所述内燃机具有曲轴箱1、气缸盖2和设置在气缸盖2上方的气缸盖罩3,在所述气缸盖罩中设置油分离器4,所述油分离器朝纯净空气部分具有隔板5。分离的油6在所述确定的倾斜位置角度α下这样设置在油分离器4中,使得所述油恰好不会从油分离器4中溢出。各回油通道7分别设置在油分离器的下端部上并且在内燃机的外侧上朝油底壳分布。
在图3中示出具有居中设置的回油通道和倾斜位置β的内燃机,这个角度β大于角度α。所述内燃机具有曲轴箱1、气缸盖2和设置在气缸盖2上方的气缸盖罩3,在所述气缸盖罩中设置油分离器4,所述油分离器朝纯净空气部分具有隔板5。分离的油6在所述确定的倾斜位置角度β下这样设置在油分离器4中,使得所述油恰好不会从油分离器4中溢出。回油通道7居中地设置在油分离器的下面并且从气缸盖2的中央朝气缸盖螺栓8的方向这样朝向内燃机的外侧向油底壳分布,使得气缸盖螺栓8在一个部分区域中由回流的油绕流,在气缸盖密封件的区域内引导回输的油离开气缸盖螺栓并朝曲轴箱的壁部引导,例如在为此设置在曲轴箱1中的槽中引导。在回油通道7的下端部上设置止回阀。
附图标记列表
1 曲轴箱
2 气缸盖
3 气缸盖罩
4 油分离器
5 朝净化空气部分的隔板
6 经分离的油
7 回油通道
8 气缸盖螺栓

Claims (10)

1.内燃机,包括至少一个曲轴箱(1)、至少一个气缸盖(2)、至少一个气缸盖罩(3)、至少一个油分离器(4)和至少一个用于收集回流的油的油底壳和至少一个将油分离器(4)和油底壳连接的回油通道(7)。
2.根据权利要求1所述的内燃机,其特征在于,所述油分离器(4)设置在所述气缸盖罩(3)中。
3.根据上述权利要求中的一项或多项所述的内燃机,其特征在于,所述油分离器(4)朝纯净空气部分具有隔板(5)。
4.根据上述权利要求中的一项或多项所述的内燃机,其特征在于,所述回油通道(7)设置在所述油分离器(4)的下端部上。
5.根据上述权利要求中的一项或多项所述的内燃机,其特征在于,所述回油通道(7)居中地设置在所述油分离器(4)的下方。
6.根据上述权利要求中的一项或多项所述的内燃机,其特征在于,所述回油通道经由至少一个插接件或轴向密封件实现从气缸盖罩进入气缸盖。
7.根据上述权利要求中的一项或多项所述的内燃机,其特征在于,回油通道在进入气缸盖之后倾斜向外朝气缸盖螺栓的方向延伸并围绕所述气缸盖螺栓延伸。
8.根据上述权利要求中的一项或多项所述的内燃机,其特征在于,所述回油通道是气缸盖密封件的一部分,从而使气缸盖密封件具有导油的特性。
9.根据上述权利要求中的一项或多项所述的内燃机,其特征在于,所述回油通道在气缸盖密封件的下方通过加工到曲轴箱的毛坯轮廓中的槽实现并且过渡到基本上垂直地朝油底壳方向延伸的管状横截面中。
10.根据上述权利要求中的一项或多项所述的内燃机,其特征在于,所述回油通道的端部设有止回阀。
CN201780078511.7A 2016-12-20 2017-11-08 内燃机 Active CN110088435B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102016015111.0 2016-12-20
DE102016015111.0A DE102016015111B4 (de) 2016-12-20 2016-12-20 Brennkraftmaschine
PCT/EP2017/001297 WO2018114026A1 (de) 2016-12-20 2017-11-08 Brennkraftmaschine

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CN110088435A true CN110088435A (zh) 2019-08-02
CN110088435B CN110088435B (zh) 2021-07-27

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US (1) US11111830B2 (zh)
EP (1) EP3559419B1 (zh)
CN (1) CN110088435B (zh)
DE (1) DE102016015111B4 (zh)
WO (1) WO2018114026A1 (zh)

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Also Published As

Publication number Publication date
CN110088435B (zh) 2021-07-27
US11111830B2 (en) 2021-09-07
DE102016015111A1 (de) 2018-06-21
DE102016015111B4 (de) 2021-10-14
US20200191029A1 (en) 2020-06-18
EP3559419A1 (de) 2019-10-30
EP3559419B1 (de) 2023-05-31
WO2018114026A1 (de) 2018-06-28

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