CN108350840B - 内燃机的进气装置 - Google Patents
内燃机的进气装置 Download PDFInfo
- Publication number
- CN108350840B CN108350840B CN201580084483.0A CN201580084483A CN108350840B CN 108350840 B CN108350840 B CN 108350840B CN 201580084483 A CN201580084483 A CN 201580084483A CN 108350840 B CN108350840 B CN 108350840B
- Authority
- CN
- China
- Prior art keywords
- mentioned
- air inlet
- control valve
- combustion engine
- internal combustion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 23
- 238000011144 upstream manufacturing Methods 0.000 claims description 16
- 230000037431 insertion Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 3
- 229920003002 synthetic resin Polymers 0.000 description 3
- 239000000057 synthetic resin Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/10242—Devices or means connected to or integrated into air intakes; Air intakes combined with other engine or vehicle parts
- F02M35/10255—Arrangements of valves; Multi-way valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B31/00—Modifying induction systems for imparting a rotation to the charge in the cylinder
- F02B31/04—Modifying induction systems for imparting a rotation to the charge in the cylinder by means within the induction channel, e.g. deflectors
- F02B31/06—Movable means, e.g. butterfly valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
- F02D9/08—Throttle valves specially adapted therefor; Arrangements of such valves in conduits
- F02D9/10—Throttle valves specially adapted therefor; Arrangements of such valves in conduits having pivotally-mounted flaps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F1/00—Cylinders; Cylinder heads
- F02F1/24—Cylinder heads
- F02F1/42—Shape or arrangement of intake or exhaust channels in cylinder heads
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F1/00—Cylinders; Cylinder heads
- F02F1/24—Cylinder heads
- F02F1/42—Shape or arrangement of intake or exhaust channels in cylinder heads
- F02F1/4235—Shape or arrangement of intake or exhaust channels in cylinder heads of intake channels
- F02F1/4257—Shape or arrangement of intake or exhaust channels in cylinder heads of intake channels with an intake liner
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/10006—Air intakes; Induction systems characterised by the position of elements of the air intake system in direction of the air intake flow, i.e. between ambient air inlet and supply to the combustion chamber
- F02M35/10078—Connections of intake systems to the engine
- F02M35/10085—Connections of intake systems to the engine having a connecting piece, e.g. a flange, between the engine and the air intake being foreseen with a throttle valve, fuel injector, mixture ducts or the like
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/10209—Fluid connections to the air intake system; their arrangement of pipes, valves or the like
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/10242—Devices or means connected to or integrated into air intakes; Air intakes combined with other engine or vehicle parts
- F02M35/10262—Flow guides, obstructions, deflectors or the like
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/10242—Devices or means connected to or integrated into air intakes; Air intakes combined with other engine or vehicle parts
- F02M35/10268—Heating, cooling or thermal insulating means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/10314—Materials for intake systems
- F02M35/10321—Plastics; Composites; Rubbers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/1034—Manufacturing and assembling intake systems
- F02M35/10354—Joining multiple sections together
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/104—Intake manifolds
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/003—Housing formed from a plurality of the same valve elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0209—Check valves or pivoted valves
- F16K27/0227—Check valves or pivoted valves with the valve members swinging around an axis located at the edge of or outside the valve member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/06—Construction of housing; Use of materials therefor of taps or cocks
- F16K27/065—Construction of housing; Use of materials therefor of taps or cocks with cylindrical plugs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
- F02D9/08—Throttle valves specially adapted therefor; Arrangements of such valves in conduits
- F02D9/10—Throttle valves specially adapted therefor; Arrangements of such valves in conduits having pivotally-mounted flaps
- F02D9/1005—Details of the flap
- F02D9/1025—Details of the flap the rotation axis of the flap being off-set from the flap center axis
- F02D9/103—Details of the flap the rotation axis of the flap being off-set from the flap center axis the rotation axis being located at an edge
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
- F02D9/08—Throttle valves specially adapted therefor; Arrangements of such valves in conduits
- F02D9/10—Throttle valves specially adapted therefor; Arrangements of such valves in conduits having pivotally-mounted flaps
- F02D9/109—Throttle valves specially adapted therefor; Arrangements of such valves in conduits having pivotally-mounted flaps having two or more flaps
- F02D9/1095—Rotating on a common axis, e.g. having a common shaft
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Manufacturing & Machinery (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Abstract
本发明的内燃机(1)的进气装置(2),具有从控制阀收容部(32)的底面(32a)至进气端口(10)的排水通路(60),该控制阀收容部(32)凹陷设置于构成进气通路的一部分的壳体通路(30)。排水通路(60)独立于进气通路而形成,由凹陷设置于底面(32a)的集水槽(62)、贯穿形成于控制阀壳体(20)的罩(28)的排水孔(64)、以及贯穿形成于在进气端口(10)插入的嵌件(24)的凸缘部(56)的排水孔(69)构成。排水孔(69)的下游端与在进气端口内壁面(10a)与嵌件筒状部(52)之间划分出的空间(70)连通。进气中所含的水分滴落到底面(32a)而聚集在集水槽(62)内,从排水孔(64、69)以及空间(70)通过而流向进气端口(10),随着进气的主流而吸入至燃烧室(8)。
Description
技术领域
本发明涉及内燃机的进气装置。
背景技术
已知有一种进气装置,该进气装置通过对进气歧管的进气通路的开口面积进行控制,从而在内燃机的燃烧室内形成气体流动。这种进气装置在寒冷地区也会使用,因此采用下述对策,即,为了不发生流向进气装置的进气所含的水分等附着于控制阀的旋转轴而冻结的情况,从控制阀的周围排出水分。
例如,在专利文献1中,抑制水分进入控制阀的旋转轴与轴承之间的间隙的集水槽设置于壳体的底壁。该集水槽以壳体底壁的中央部分变低的方式从两端部朝向中央部倾斜,遍布壳体的全长而沿进气流方向延伸。
然而,在上述的排水构造中,存在下述问题,即,即使在闭阀时,在控制阀与壳体底壁之间由于集水槽而产生较大的间隙,由于穿过该间隙的气体的泄漏,气体流动(例如,滚流、涡旋流)会降低。
专利文献1:日本特开2008-248861号公报
发明内容
本发明中的内燃机的进气装置,通过在与形成于气缸盖的进气端口相比的上游侧配置有对进气通路的通路剖面的一部分进行开闭的控制阀而构成,在该内燃机的进气装置中,在上述进气端口内设置有引导通过上述控制阀的进气的主流的嵌件,上述嵌件具备:形成筒状的筒状部,其插入到上述进气端口内;以及凸缘部,其设置于上述筒状部的上游侧开口端的周围,该凸缘部夹持于收容有上述控制阀的控制阀壳体与上述气缸盖之间,在上述进气端口内壁面与上述筒状部的外壁面之间,在上述筒状部的整个外侧划分出空间,形成有从上述控制阀所处的进气通路的底面至上述空间的排水通路,该排水通路将上述凸缘部贯穿。
在上述结构中,进气的主流从嵌件的内侧通过而流动,滴落到进气通路的底面的水分从排水通路通过而流向进气端口侧。
根据本发明,排水通路独立于进气的主流流过的嵌件内侧的通路,因此在闭阀时进气的流动不会受到阻碍,能够抑制气体流动的降低。
附图说明
图1是一个实施例的进气装置的剖视图。
图2是表示闭阀时的控制阀的进气装置的放大剖视图。
图3是表示开阀时的控制阀的进气装置的放大剖视图。
图4是表示壳体的上游侧端面的图。
图5是表示壳体罩的下游侧端面的图。
图6是嵌件的斜视图。
具体实施方式
下面,参照附图对本发明的一个实施例进行说明。
图1概略性地表示本发明涉及的内燃机1的进气装置2。本实施例示出将本发明的进气装置2应用于直列4气缸的内燃机1的例子,内燃机1具有气缸体4和设置于气缸体4上的气缸盖6,气缸盖6具有将进气向燃烧室8导入的进气端口10。进气端口10设置为分别与各气缸对应,接近于燃烧室8的下游侧部分分支成两股。
安装于气缸盖6的进气歧管14是通过振动焊接将硬质合成树脂制的4个部件14a~14d彼此接合而构成的,具有:集气管16,其经由未图示的进气口而导入进气;以及作为进气通路的4个分支通路18,其将集气管16内的进气分配至各气缸。此外,图1示出了车载状态下的进气歧管14的姿态,但进气歧管14并不限定于图示的姿态。
本实施例的进气装置2具备:控制阀壳体20,其形成进气歧管14的一部分;控制阀22,其可自由摆动地支撑于控制阀壳体20;以及嵌件24,其插入于进气端口10内。
如图2、3所示,控制阀壳体20由与进气歧管14的第2部件14b一体成型的在内燃机前后方向上细长的箱状的壳体主体26、和嵌合于该壳体主体26的端面(与气缸盖6的接合面)的细长的壳体罩28构成。
在壳体主体26中,贯穿形成有分别构成分支通路18的一部分的4个壳体通路30。上述4个壳体通路30配置为沿壳体主体26的长度方向排列,分别形成为剖面大致矩形(图4)。在壳体通路30的底壁凹陷设置有在开阀时将控制阀22收容的收容部32。该收容部32的底面32a形成以控制阀22的旋转中心为中心的圆弧状。
壳体罩28由硬质合成树脂材料构成,以使得与壳体通路30的开口端分别对应的4个大致矩形的开口部34沿长度方向排列的方式形成开口(图5)。如图2、3所示,在壳体罩28的上游侧的面,凸出部36从各开口部34的下端部凸出设置为舌片状。凸出部36具有弯曲成圆弧状的内壁面36a,该内壁面36a构成收容部32的底面32a的一部分。
如图4所示,控制阀22与大致长方形状的阀部40、设置于各阀部40的两侧的侧壁部42和分别设置于侧壁部42的圆筒状的旋转轴44通过硬质合成树脂材料而一体成型。在本实施例中,4个阀部40经由旋转轴44而彼此连结。
如图2、3所示,阀部40从旋转轴44的中心向半径方向外侧偏移。形成为厚壁的板状的阀部40的外侧面46呈以旋转轴44为中心的圆弧状。与此相对,内侧面48成为沿圆弧的弦的平坦面。另外,在阀部40的一个长边部(在开阀时位于下游侧那侧的长边部)的中央部分处,未图示的通气窗部被切口而形成为大致矩形。
以使得阀部40位于壳体通路30内的方式,将控制阀22插入至壳体主体26内,以将控制阀22覆盖的方式安装壳体罩28。在图3所示的开阀状态下,阀部40被收容于收容部32内,阀部40的外侧面46与收容部32的底面32a相对。即,底面32a沿外侧面46的转动轨迹而形成为圆弧状,两者位于同心圆上。另外,旋转轴44可自由旋转地支撑于由壳体主体26和壳体罩28形成的轴承部49。
如图6所示,作为隔热端口起作用的嵌件24由硬质合成树脂材料构成,具有:4个筒状部52,它们分别插入于进气端口10内;板状的凸缘部56,其设置于各筒状部52的上游侧开口端54的周围。
筒状部52以通过其内部而引导进气的主流的方式形成为剖面矩形的筒状,具有规定的长度,以使得在插入至进气端口10时前端部58位于燃烧室8的附近(参照图2)。凸缘部56形成在内燃机前后方向上细长地延伸的板状,具有供螺栓(未图示)贯穿的多个螺栓贯穿孔59,该螺栓用于将进气歧管14安装于气缸盖6。将凸缘部56贯穿的上游侧开口端54形成为大致矩形,以与壳体罩28的开口部34对应的方式将4个上游侧开口端54排列于长度方向。
对于以上述方式构成的嵌件24,通过将筒状部52插入到进气端口10内、且将凸缘部56夹持于控制阀壳体20(进气歧管14)与气缸盖6之间而进行安装。
图2示出控制阀22的闭阀位置,在该闭阀位置处,阀部40从收容部32转动,将壳体通路30闭合。因此,导入到壳体通路30内的进气经由未图示的通气窗部而流向进气端口10。由此,滚流被强化。
另一方面,在图3所示的开阀位置,阀部40沿收容部32的底面32a而定位,将壳体通路30打开。此时,阀部40的内侧面48与壳体通路30的底壁成为连续面,构成壳体通路30的一部分。导入到壳体通路30内的进气流过开口部34的整个面,由此,滚流减弱。换言之,在图3的开阀位置,成为阀部40整体被收容于凹陷为圆弧状的收容部32内的状态。
下面,参照图2~6,对作为本发明的要部的排水构造进行说明。
在本实施例中,具有从收容部32的底面32a至进气端口10内的排水通路60。
具体而言,如图2、4所示,在收容部32的底面32a的宽度方向(旋转轴44的轴向)中央凹陷设置有成为排水通路60的上游部分的集水槽62。集水槽62形成为剖面大致矩形,并且具有规定的深度,以能够对滴落到底面32a的水分进行集水,沿壳体通路30的长度方向以直线状延伸。
并且,如图2、5所示,在壳体罩28,与集水槽62相连续地,贯穿形成有构成排水通路60的一部分的排水孔64。排水孔64从凸出部36的上游侧端部延伸至壳体罩28的下游侧端面28a。排水孔64的上游侧开口部66以与集水槽62的下游侧端部对应的方式,位于凸出部36的宽度方向中央。另外,下游侧开口部68如图5所示,在壳体罩28的下游侧端面28a,在开口部34的宽度方向中央的下方的位置开口。即,排水孔64是相对于成为进气通路的一部分的开口部34独立地形成的。上游侧开口部66以及下游侧开口部68均形成剖面大致矩形。
另外,如图2、6所示,在嵌件24的凸缘部56,与排水孔64相连续地贯穿形成有构成排水通路60的下游部分的排水孔69。排水孔69沿与凸缘部56的面正交的方向以直线状延伸。排水孔69形成剖面大致矩形,在凸缘部56的上游侧的端面,与排水孔64的下游侧开口部68对应地在上游侧开口端54的宽度方向中央的下方开口。即,排水孔69独立于构成进气通路的一部分的上游侧开口端54。另外,在凸缘部56的下游侧的端面,在筒状部52的外侧且与筒状部52相邻的位置开口。
在嵌件24插入到进气端口10内的状态下,在进气端口10的内壁面10a与筒状部52的外壁面52a之间,在筒状部52的整个外侧划分出微小的间隙即狭小的空间70。将嵌件24的凸缘部56贯穿的排水孔69的下游端与该进气端口10的内壁面10a和筒状部52之间的空间70连通。
流过分支通路18的进气中所含的水分滴落到收容部32的底面32a而聚集于集水槽62内。该水分从集水槽62流过排水孔64、69,从进气端口10的内壁面10a与筒状部52之间的空间70通过而流向进气端口10。而且,最终,随着从筒状部52通过而流动的进气的主流而被吸入到燃烧室8内。
这样,进气的主流从壳体通路30在筒状部52内流动,与此相对,水分从独立的排水通路60通过而排出至筒状部52的外侧。因此,在图2所示的闭阀位置,即使进气的一部分流过排水通路60内,由于排水通路60独立于进气的主流流过的筒状部52,因此由该进气的主流而形成的气体流动(在本实施例中为滚流)不会受到阻碍,能够抑制气体流动的降低。特别是,即使进气的一部分流过排水通路60内,进气也会在筒状部52的外侧的空间70扩散,因此即使与流过嵌件内侧的进气的主流进行合流,也不会阻碍通过进气的主流而形成的气体流动。
以上,对本发明的一个实施例进行了说明,但本发明并不限定于上述实施例,能够进行各种变更。
在本实施例中,壳体主体26与进气歧管14的第2部件14a一体成型,但也可以与进气歧管14整体一体成型。或者,也可以将单独的控制阀壳体安装于进气歧管14。
另外,在本实施例中,为了方便成型,收容部32分成壳体主体26和壳体罩28的凸出部36这2个部件而形成,但如何形成收容部32是任意的。
并且,在本实施例中,具有圆弧状的外侧面46的阀部40使用从旋转轴44的中心向半径方向外侧偏移的控制阀22,但本发明并不限定于此,例如,也可以使用蝶式的控制阀。另外,在进气端口10的内壁面10a与筒状部52之间设置的空间70也可以设置于筒状部52的整个外侧,另外,也可以设置于筒状部52的外侧的一部分。即,只要以使得流过排水通路60的进气在空间70扩散的方式,将空间70的通路剖面积形成为大于排水通路60的通路剖面积即可。另外,只要排水通路60、空间70能够排水,可以是任意的大小。
Claims (4)
1.一种内燃机的进气装置,其通过在与形成于气缸盖的进气端口相比的上游侧配置对进气通路的通路剖面的一部分进行开闭的控制阀而构成,
在该内燃机的进气装置中,
在上述进气端口内设置有引导通过上述控制阀的进气的主流的嵌件,
上述嵌件具备:形成筒状的筒状部,其插入到上述进气端口内;以及凸缘部,其设置于上述筒状部的上游侧开口端的周围,该凸缘部夹持于收容有上述控制阀的控制阀壳体与上述气缸盖之间,
在上述进气端口内壁面与上述筒状部的外壁面之间,在上述筒状部的整个外侧划分出空间,
形成有从上述控制阀所处的进气通路的底面至上述空间的排水通路,该排水通路将上述凸缘部贯穿。
2.根据权利要求1所述的内燃机的进气装置,其中,
上述控制阀具备在从旋转轴的中心向半径方向外侧偏移的位置转动的阀部,
上述阀部的外侧面沿以上述旋转轴为中心的转动轨道而形成为圆弧状,
在上述进气通路的底面形成有收容上述阀部且凹陷为圆弧状的收容部,并且上述排水通路的上游端在该收容部的底部开口。
3.根据权利要求2所述的内燃机的进气装置,其中,
在上述收容部的底部凹陷设置有成为上述排水通路的一部分的集水槽。
4.根据权利要求3所述的内燃机的进气装置,其中,
在上述控制阀壳体的端面,上述排水通路独立于进气通路的开口部而开口。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2015/082485 WO2017085823A1 (ja) | 2015-11-19 | 2015-11-19 | 内燃機関の吸気装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108350840A CN108350840A (zh) | 2018-07-31 |
CN108350840B true CN108350840B (zh) | 2019-07-23 |
Family
ID=58718641
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201580084483.0A Active CN108350840B (zh) | 2015-11-19 | 2015-11-19 | 内燃机的进气装置 |
Country Status (10)
Country | Link |
---|---|
US (1) | US10371107B2 (zh) |
EP (1) | EP3379071B1 (zh) |
JP (1) | JP6428952B2 (zh) |
KR (1) | KR101979173B1 (zh) |
CN (1) | CN108350840B (zh) |
BR (1) | BR112018009756B1 (zh) |
CA (1) | CA3005800C (zh) |
MX (1) | MX2018005907A (zh) |
RU (1) | RU2684142C1 (zh) |
WO (1) | WO2017085823A1 (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102016206915A1 (de) * | 2016-04-22 | 2017-10-26 | Deere & Company | Baugruppe zum Anschluss einer Leitung |
JP6724597B2 (ja) * | 2016-06-27 | 2020-07-15 | 三菱自動車工業株式会社 | エンジンの吸気通路構造 |
FR3073257B1 (fr) * | 2017-11-08 | 2021-02-19 | Renault Sas | Dispositif d'admission d'air pour moteur thermique |
US11162462B2 (en) * | 2018-09-07 | 2021-11-02 | Bombardier Recreational Products Inc. | Air intake system for a vehicle |
CN110594057A (zh) * | 2019-09-26 | 2019-12-20 | 奇瑞汽车股份有限公司 | 发动机进气系统 |
KR102246624B1 (ko) | 2019-12-09 | 2021-04-30 | (주)현대케피코 | 차량용 흡기온도 저감장치 |
RU207741U1 (ru) * | 2021-07-08 | 2021-11-15 | Общество С Ограниченной Ответственностью "Завод Сигнал" | Впускной коллектор двигателя внутреннего сгорания |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008248861A (ja) * | 2007-03-30 | 2008-10-16 | Denso Corp | 内燃機関の吸気制御装置 |
CN103511638A (zh) * | 2013-10-10 | 2014-01-15 | 潍柴动力股份有限公司 | 发动机进气系统及其自动排水阀 |
WO2014206457A1 (en) * | 2013-06-26 | 2014-12-31 | Mann+Hummel Gmbh | Water separator for air intake systems of internal combustion engines |
JP2015140699A (ja) * | 2014-01-28 | 2015-08-03 | アイシン精機株式会社 | 内燃機関の吸気構造および吸気装置 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6796296B2 (en) * | 2002-06-05 | 2004-09-28 | Jay S. Kim | Fluid swirling device for an internal combustion engine |
US5273014A (en) | 1991-06-11 | 1993-12-28 | Mazda Motor Corporation | Intake system for engine |
JPH04365969A (ja) * | 1991-06-11 | 1992-12-17 | Mazda Motor Corp | エンジンの吸気装置 |
US5245955A (en) * | 1992-03-13 | 1993-09-21 | Husted Royce Hill | Ice core molded engine manifold |
JP3165352B2 (ja) * | 1995-07-25 | 2001-05-14 | 株式会社日立製作所 | エンジンの空気流量制御装置及びその水抜き方法 |
JP3342351B2 (ja) * | 1997-06-27 | 2002-11-05 | ダイハツ工業株式会社 | 内燃機関における吸気管のシリンダヘッドへの接続装置 |
DE602004013866D1 (de) * | 2003-04-03 | 2008-07-03 | Nissan Motor | Luftansaugvorrichtung für Brennkraftmaschine |
JP4306660B2 (ja) | 2005-08-25 | 2009-08-05 | トヨタ自動車株式会社 | 内燃機関の吸気ポート構造 |
JP2009052491A (ja) * | 2007-08-28 | 2009-03-12 | Toyota Motor Corp | 内燃機関 |
JP4706775B2 (ja) * | 2009-04-06 | 2011-06-22 | 株式会社デンソー | 内燃機関の吸気装置 |
JP2011111940A (ja) * | 2009-11-25 | 2011-06-09 | Honda Motor Co Ltd | 内燃機関のスロットル装置 |
JP2011220143A (ja) * | 2010-04-06 | 2011-11-04 | Denso Corp | 内燃機関の吸気装置 |
EP2772623B1 (en) * | 2013-02-28 | 2017-08-23 | MAHLE Filter Systems Japan Corporation | Air intake system for internal combustion engine |
JP6338824B2 (ja) * | 2013-05-21 | 2018-06-06 | 株式会社マーレ フィルターシステムズ | 内燃機関の吸気装置 |
WO2017017843A1 (ja) * | 2015-07-30 | 2017-02-02 | 日産自動車株式会社 | 吸気ポート用インサートの金型アッセンブリ |
JP2018105180A (ja) * | 2016-12-26 | 2018-07-05 | 愛三工業株式会社 | 吸気マニホールド |
-
2015
- 2015-11-19 MX MX2018005907A patent/MX2018005907A/es active IP Right Grant
- 2015-11-19 RU RU2018122065A patent/RU2684142C1/ru active
- 2015-11-19 KR KR1020187015624A patent/KR101979173B1/ko active IP Right Grant
- 2015-11-19 WO PCT/JP2015/082485 patent/WO2017085823A1/ja active Application Filing
- 2015-11-19 BR BR112018009756-0A patent/BR112018009756B1/pt active IP Right Grant
- 2015-11-19 US US15/775,514 patent/US10371107B2/en active Active
- 2015-11-19 JP JP2017551454A patent/JP6428952B2/ja active Active
- 2015-11-19 EP EP15908763.4A patent/EP3379071B1/en active Active
- 2015-11-19 CN CN201580084483.0A patent/CN108350840B/zh active Active
- 2015-11-19 CA CA3005800A patent/CA3005800C/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008248861A (ja) * | 2007-03-30 | 2008-10-16 | Denso Corp | 内燃機関の吸気制御装置 |
WO2014206457A1 (en) * | 2013-06-26 | 2014-12-31 | Mann+Hummel Gmbh | Water separator for air intake systems of internal combustion engines |
CN103511638A (zh) * | 2013-10-10 | 2014-01-15 | 潍柴动力股份有限公司 | 发动机进气系统及其自动排水阀 |
JP2015140699A (ja) * | 2014-01-28 | 2015-08-03 | アイシン精機株式会社 | 内燃機関の吸気構造および吸気装置 |
Also Published As
Publication number | Publication date |
---|---|
EP3379071B1 (en) | 2020-04-08 |
BR112018009756A2 (pt) | 2018-11-06 |
CA3005800C (en) | 2018-10-30 |
US20180347522A1 (en) | 2018-12-06 |
JPWO2017085823A1 (ja) | 2018-06-14 |
US10371107B2 (en) | 2019-08-06 |
EP3379071A4 (en) | 2018-09-26 |
EP3379071A1 (en) | 2018-09-26 |
KR20180078303A (ko) | 2018-07-09 |
MX2018005907A (es) | 2018-08-14 |
JP6428952B2 (ja) | 2018-11-28 |
BR112018009756A8 (pt) | 2019-02-26 |
WO2017085823A1 (ja) | 2017-05-26 |
KR101979173B1 (ko) | 2019-05-15 |
BR112018009756B1 (pt) | 2022-11-01 |
RU2684142C1 (ru) | 2019-04-04 |
CN108350840A (zh) | 2018-07-31 |
CA3005800A1 (en) | 2017-05-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108350840B (zh) | 内燃机的进气装置 | |
EP2644876B1 (en) | Vent duct | |
CN104018935B (zh) | 用于内燃机的进气系统 | |
US9528527B2 (en) | Compressor of an exhaust-gas turbocharger | |
CN102959288B (zh) | 流体循环阀 | |
CN107223181A (zh) | 用于分离油滴和/或油雾的设备 | |
CN108661829B (zh) | 排气再循环装置 | |
CN108291479A (zh) | 内燃机的进气装置 | |
KR920701622A (ko) | 내연기관 흡기 시스템의 단편 웨이브 디플렉터 | |
JP2017219014A (ja) | エンジンのブローバイガス用気液分離装置 | |
ATE465333T1 (de) | Brennkraftmaschine mit primären und sekundären einlasskanälen | |
TW201715179A (zh) | 瓦斯閥之閉子(一) | |
JP6931400B2 (ja) | オートバイ内燃機関のためのオートバイ吸気ガイド | |
KR100941218B1 (ko) | 차량용 에어 덕트 조립체 | |
JP2017025746A (ja) | エンジンの吸気構造 | |
KR20180137692A (ko) | 흡기매니폴드의 가스유입구조 | |
KR101480624B1 (ko) | 진공 액추에이터 일체형 솔레노이드 밸브 | |
JP2010133275A (ja) | 吸気流動制御装置および吸気モジュール | |
JP2013029082A (ja) | 内燃機関用バタフライバルブ装置 | |
JP2019085933A (ja) | 内燃機関のエアクリーナ | |
JP2005140051A (ja) | 可変吸気装置 | |
CN105971887A (zh) | 一种压缩机柔性吸气消音器 | |
KR20040035967A (ko) | 중저속 엔진성능 향상을 위한 가변흡기시스템 | |
JP2009030526A (ja) | 吸気弁構造 | |
WO2015167034A1 (ko) | 독립된 두 개의 런너를 갖는 가변 흡기 매니폴드 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |