CN202348499U - Inlet manifold for integrated exhaust gas recirculation (EGR) exhaust gas channel - Google Patents

Inlet manifold for integrated exhaust gas recirculation (EGR) exhaust gas channel Download PDF

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Publication number
CN202348499U
CN202348499U CN2011205430402U CN201120543040U CN202348499U CN 202348499 U CN202348499 U CN 202348499U CN 2011205430402 U CN2011205430402 U CN 2011205430402U CN 201120543040 U CN201120543040 U CN 201120543040U CN 202348499 U CN202348499 U CN 202348499U
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CN
China
Prior art keywords
exhaust gas
egr
intake manifold
egr exhaust
channel
Prior art date
Application number
CN2011205430402U
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Chinese (zh)
Inventor
刘义
骆旭薇
高维进
黄定华
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江铃汽车股份有限公司
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Priority to CN2011205430402U priority Critical patent/CN202348499U/en
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Publication of CN202348499U publication Critical patent/CN202348499U/en

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/12Technologies for the improvement of indicated efficiency of a conventional ICE
    • Y02T10/121Adding non fuel substances or small quantities of secondary fuel to fuel, air or fuel/air mixture

Abstract

The utility model relates to the technical field of an engine of a diesel engine, in particular to an inlet manifold for an integrated exhaust gas recirculation (EGR) exhaust gas channel. The inlet manifold comprises an air inlet channel of the inlet manifold, a pressure stabilization cavity, an EGR exhaust gas inlet channel, an EGR exhaust gas outlet channel and an EGR exhaust gas outlet hole, wherein the EGR exhaust gas inlet channel, the EGR exhaust gas outlet channel and the EGR exhaust gas outlet hole are all arranged in an inner cavity of the inlet manifold. According to the inlet manifold for the integrated EGR exhaust gas channel, the link of an EGR pipe is omitted, the air inlet resistance is ensured to be lower, the risk of air leakage is reduced, the exhaust gas is more sufficiently mixed with fresh mixed gas, improvement of the exhaust gas emission is facilitated, the structure is more compact and the arrangement space of a whole machine is saved.

Description

—种集成EGR废气通道的进气歧管 - Species integrated intake manifold EGR exhaust passage

技术领域 FIELD

[0001] 本实用新型涉及柴油机的发动机技术领域,具体的说是涉及一种集成EGR废气通道的进气歧管。 [0001] Technical Field The present invention relates to diesel engines, specifically relates to an integrated EGR exhaust passage of the intake manifold.

背景技术 Background technique

[0002] 在现有柴油机的发动机技术中,传统的发动机进气歧管与EGR系统都是分开的, 之间通过废气循环管进行衔接,这种布置方式不仅会增加废气进入进气道的进气阻力,也增加了漏气的风险,发动机整机布置也会受限制。 [0002] In the conventional diesel engine technology, a conventional engine intake manifold and the EGR system are separate, and carried by engagement between the exhaust circulation pipe, this arrangement will not only increase the exhaust gas into the intake port air resistance, also increases the risk of leakage, the whole arrangement of the engine will be restricted.

发明内容 SUMMARY

[0003] 本实用新型的为了克服上述缺陷,提供一种集成EGR废气通道的进气歧管,可以节省布置空间,有利于废气与新鲜混合气更有效的混合,且省去了废气循环管,减少了漏气的风险。 [0003] the present invention to overcome the above drawbacks, there is provided an integrated intake manifold EGR exhaust passage may be arranged to save space, the exhaust gas and unburnt facilitate more efficient mixing air and exhaust gas recirculation pipe is omitted, reducing the risk of leakage.

[0004] 为了实现本实用新型的目的,本实用新型采用的技术方案为: [0004] In order to achieve the object of the present invention, the technical solution of the present invention is used are:

[0005] 一种集成EGR废气通道的进气歧管,包括进气歧管进气道,稳压腔,EGR废气进气道,EGR废气出气道,EGR废气出气口,其中EGR废气进气道和EGR废气出气道、EGR废气出气口均布置在进气歧管内腔里面。 [0005] An integrated EGR exhaust passage of an intake manifold, an intake manifold including a port, the regulator chamber, EGR exhaust inlet, an exhaust gas outlet passage EGR, EGR exhaust gas outlet, wherein the EGR exhaust port an exhaust gas outlet passage and an EGR, EGR exhaust gas outlet are disposed in the intake manifold inside a lumen.

[0006] EGR废气进气道与EGR连通,EGR阀与EGR废气出气道连通,EGR废气出气口通入进气歧管进气道,进气歧管进气道与稳压腔连通,稳压腔通过进气歧管出气口连通气缸盖的进气道。 [0006] EGR exhaust port in communication with EGR, EGR valve outlet passage communicating with the EGR exhaust, EGR exhaust gas outlet into the intake manifold through the intake manifold inlet chamber communicating with an intake regulator, the regulator chamber through an intake manifold communicating outlet port of the cylinder head.

[0007] 在进气歧管的清砂口上设置两个碗型塞。 [0007] provided on two bowl sand plug port of an intake manifold.

[0008] 本实用新型的有益效果在于:减少了废气循环管环节,使得进气阻力更小,减少了漏气的风险;废气与新鲜混合气混合更加充分,有助于改善废气的排放;结构更加紧凑,节省了整机布置空间。 [0008] The beneficial effects of the present invention: to reduce the exhaust gas circulation pipe segment, such that the intake resistance is smaller, reducing the risk of leakage; exhaust gas and unburnt gas mix more fully, help to improve the exhaust emissions; structure more compact, space-saving arrangement of the machine.

附图说明 BRIEF DESCRIPTION

[0009] 图I为本实用新型结构外形主视示意图。 [0009] Figure I a schematic front view of the appearance of new structure the present invention.

[0010] 图2为本实用新型结构外形后视示意图。 After the outline of the construction of the present invention [0010] Fig 2 a schematic view.

[0011] 图3为本实用新型结构内腔废气流向示意图。 [0011] FIG. 3 is a schematic flow exhaust lumen new structure the present invention.

[0012] 图4为本实用新型结构内腔示意图。 [0012] FIG. 4 is a schematic view of a lumen invention.

[0013] 图5为本实用新型与EGR阀的布置示意图。 [0013] FIG. 5 of the present invention with a schematic arrangement of the EGR valve.

具体实施方式 Detailed ways

[0014] 下面结合附图和实施例对本实用新型进一步说明: [0014] Next, the present invention is further illustrated in conjunction with the accompanying drawings and embodiments:

[0015] 实施例:参见图1,图2,图3,图4,图5。 [0015] Example: Referring to FIG 1, FIG 2, FIG 3, FIG 4, FIG 5.

[0016] 一种集成EGR废气通道的进气歧管,包括进气歧管进气道I,稳压腔8,EGR废气进气道5,EGR废气出气道6,EGR废气出气口2,其中EGR废气进气道5和EGR废气出气道6、 EGR废气出气口2均布置在进气歧管内腔里面。 [0016] An integrated EGR exhaust passage of an intake manifold comprising an intake manifold inlet I, the regulator chamber. 8, EGR exhaust inlet. 5, EGR exhaust outlet channel. 6, EGR exhaust gas outlet 2, wherein EGR exhaust inlet 5 and the EGR exhaust outlet channel 6, EGR exhaust gas outlet port 2 are disposed inside the intake manifold lumen.

[0017] EGR废气进气道5与EGR连通,EGR阀与EGR废气出气道6连通,EGR废气出气口2通入进气歧管进气道1,进气歧管进气道I与稳压腔8连通,稳压腔8通过进气歧管出气口7连通气缸盖的进气道。 [0017] EGR exhaust port 5 communicates with EGR, the EGR valve in communication with the airway. 6 EGR exhaust, EGR exhaust gas outlet 2 through the inlet into the intake manifold 1, an intake manifold and intake regulator I communicating chamber 8, the regulator chamber 8 through an intake manifold communicating outlet port 7 of the cylinder head.

[0018] 在进气歧管的清砂口上设置两个碗型塞3和4。 [0018] providing two bowl-shaped plugs 3 and 4 on the sand port of the intake manifold.

[0019] 燃烧废气流经路线如下:当发动机运行时,部分燃烧废气通过集成在进气歧管内的EGR废气进气道5进入EGR阀,再由EGR阀出来,进入EGR废气出气道6,最后由EGR废气出气口2流入进气歧管进气道I与新鲜混合气进行混合,然后一起进入稳压腔8,最后混合气经过进气歧管出气口7进入气缸盖进气道。 [0019] The combustion exhaust gas flowing through the line is as follows: When the engine is running, the exhaust gas by the partial combustion integrated in the intake manifold 5 into the EGR exhaust port of the EGR valve, and then out of the EGR valve into the EGR exhaust outlet passage 6, and finally 2 by the EGR exhaust gas outlet port into the intake manifold I is mixed with the fresh mixture, and then went into regulator chamber 8, the final gas mixture through an intake manifold into the cylinder head outlet port 7.

[0020] 本实用新型的实施例公布的是较佳的实施例,但并不局限于此,本领域的普通技术人员,极易根据上述实施例,领会本实用新型的精神,并做出不同的引申和变化,但只要不脱离本实用新型的精神,都在本实用新型的保护范围内。 [0020] Example embodiments of the present invention is a preferred embodiment of the published examples, but is not limited thereto, those of ordinary skill in the art, according to the above embodiments easily, be appreciated that the spirit of the present invention, and to make different the extended and change, but without departing from the spirit of the novel and practical, we are within the scope of the present invention to protect.

Claims (3)

1. 一种集成EGR废气通道的进气歧管,包括进气歧管进气道,稳压腔,EGR废气进气道, EGR废气出气道,EGR废气出气口,其特征在于:EGR废气进气道和EGR废气出气道、EGR废气出气口均布置在进气歧管内腔里面。 1. An integrated EGR exhaust passage of an intake manifold, an intake manifold including a port, the regulator chamber, EGR exhaust inlet, an exhaust gas outlet passage EGR, EGR exhaust gas outlet, wherein: the exhaust gas into the EGR EGR exhaust passage and the air outlet passage, EGR exhaust gas outlet are disposed in the intake manifold inside a lumen.
2.根据权利要求I所述的一种集成EGR废气通道的进气歧管,其特征在于:EGR废气进气道与EGR连通,EGR阀与EGR废气出气道连通,EGR废气出气口通入进气歧管进气道,进气歧管进气道与稳压腔连通,稳压腔通过进气歧管出气口连通气缸盖的进气道。 The intake manifold according to an integrated I EGR exhaust passage claim, wherein: the EGR inlet in communication EGR exhaust, EGR valve outlet passage communicating with the EGR exhaust, EGR exhaust gas outlet into the intake intake manifold, the intake manifold communication chamber inlet and the regulator, the regulator chamber through an intake manifold communicating outlet port of the cylinder head.
3.根据权利要求I所述的一种集成EGR废气通道的进气歧管,其特征在于:在进气歧管的清砂口上设置两个碗型塞。 The intake manifold according to an integrated I EGR exhaust passage claim, wherein: two bowl disposed on the sand plug port of an intake manifold.
CN2011205430402U 2011-12-22 2011-12-22 Inlet manifold for integrated exhaust gas recirculation (EGR) exhaust gas channel CN202348499U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104265523A (en) * 2014-09-29 2015-01-07 日立汽车系统(苏州)有限公司 Intake manifold pressure stabilizer and engine system comprising same
CN107559113A (en) * 2017-11-02 2018-01-09 潍柴动力股份有限公司 The air inlet pipe and engine of engine
US10247089B1 (en) 2018-01-15 2019-04-02 Ford Global Technologies, Llc Condensate port of an integral intake manifold
US10337469B1 (en) 2018-01-15 2019-07-02 Ford Global Technologies, Llc Exhaust gas recirculator of an integral intake manifold

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104265523A (en) * 2014-09-29 2015-01-07 日立汽车系统(苏州)有限公司 Intake manifold pressure stabilizer and engine system comprising same
CN104265523B (en) * 2014-09-29 2017-01-11 日立汽车系统(苏州)有限公司 Intake manifold pressure stabilizer and engine system comprising same
CN107559113A (en) * 2017-11-02 2018-01-09 潍柴动力股份有限公司 The air inlet pipe and engine of engine
US10247089B1 (en) 2018-01-15 2019-04-02 Ford Global Technologies, Llc Condensate port of an integral intake manifold
US10337469B1 (en) 2018-01-15 2019-07-02 Ford Global Technologies, Llc Exhaust gas recirculator of an integral intake manifold

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