CN106812634A - Integrated EGR valve structure on a kind of plastic air intake manifold - Google Patents
Integrated EGR valve structure on a kind of plastic air intake manifold Download PDFInfo
- Publication number
- CN106812634A CN106812634A CN201710060530.9A CN201710060530A CN106812634A CN 106812634 A CN106812634 A CN 106812634A CN 201710060530 A CN201710060530 A CN 201710060530A CN 106812634 A CN106812634 A CN 106812634A
- Authority
- CN
- China
- Prior art keywords
- egr valve
- mixing tube
- inlet manifold
- communicating pipe
- air intake
- 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.)
- Granted
Links
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
- F02M35/10209—Fluid connections to the air intake system; their arrangement of pipes, valves or the like
- F02M35/10222—Exhaust gas recirculation [EGR]; Positive crankcase ventilation [PCV]; Additional air admission, lubricant or fuel vapour admission
-
- 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
- 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
-
- 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)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust-Gas Circulating Devices (AREA)
Abstract
The invention discloses integrated EGR valve structure on a kind of plastic air intake manifold, positioned at inlet manifold side, EGR valve includes regulating and controlling mechanism, steering mechanism and intake pipe connection, also include EGR mixing tubes, EGR mixing tubes include communicating pipe and the mixing tube with communicating pipe one, and the side wall of communicating pipe is provided with air admission hole so as to connect each branch pipe of inlet manifold, and steering mechanism is located inside mixing tube, regulating and controlling mechanism adjusts the corner of steering mechanism, so as to adjust the air capacity that EGR valve enters into inlet manifold；Regulating and controlling mechanism is located between two branch pipes of inlet manifold, and steering mechanism is connected with intake pipe connection by pipeline.The present invention is advantageous in that reducing the connecting line of EGR valve and inlet manifold, production cost is reduced；Steering mechanism is located in mixing tube, and regulating and controlling mechanism is located between two branch pipes of inlet manifold, reduces cabin space.
Description
Technical field
The present invention relates to integrated EGR valve structure on a kind of inlet manifold technical field, especially a kind of plastic air intake manifold.
Background technology
Currently, reducing the method for vehicle fuel consumption becomes the emphasis of major car manufactures concerns.Its mesolow
Cooling EGR technology is exactly a kind of measure for effectively reducing engine with supercharger fuel consumption, so-called engine with supercharger low pressure
Cooling EGR technology is exactly to enter the waste gas after drawing burning in exhaust prime catalyst converter rear end in special water-cooled charge air cooler
Row cooling, mixes and then imports booster and pressurize after cooling with fresh air, is eventually introduced the process that combustion chamber is burnt again,
Cooling down EGR technology by low pressure can significantly reduce the fuel consumption of engine.
EGR exhaust temperature after cooling can reach more than 200 ~ 300 °C, if not by EGR exhaust and fresh air
It is pre-mixed and is introduced directly into booster and be pressurized, localized hyperthermia's waste gas will likely be caused to damage to the compressor blade of booster
It is bad, if while waste gas and fresh air intersection location air turbulence, cause the increase of gas flow resistance, influence waste gas and fresh air
Mixing and distribution, the combustion efficiency of final influence engine and the accuracy of each cylinder fuel injection, direct result will cause this
Technology cannot play the purpose of drop oil consumption, and oil consumption can also increased, and burning deteriorates, and engine performance declines.
At present, Chinese patent notification number CN201778916U, publication date is that the utility model patent on March 30th, 2011 is public
A kind of engine EGR mixing tube is opened, for engine exhaust to be entered in air inlet tube, mixing tube is vertical with air inlet tube to be set
Put, and mixing tube is inserted in the hole that the corresponding position of air inlet tube opens up and fixed, mixing tube extends to air inlet tube 1/4
To at 1/2 caliber, the end of mixing tube insertion portion is uniformly arranged multiple mixing pores, and air inlet tube inserts position in mixing tube
The caliber put is subtracted more than the caliber of air inlet tube other positions with airflow area caused by avoiding the insertion because of mixing tube
It is small.But the device is not easy to machine-shaping, and it is larger to take up room, gas is not easily formed vortex in hybrid chamber, holds
The mixing for being easily caused helical duct core is uneven so that the power performance of engine does not reach optimum state.
Many in order to solve egr system pipeline of the prior art, engine nacelle takes up room greatly, and mixture distribution is uneven
Even deficiency, designs integrated EGR valve structure on a kind of plastic air intake manifold just necessary.
The content of the invention
The invention solves the problems that the blank of EGR valve integrated morphology in the prior art, egr system pipeline is more, and engine nacelle is accounted for
It is big with space, there is provided integrated EGR valve structure on a kind of plastic air intake manifold, enging cabin space can be reduced, reduce EGR valve
With induction manifold joint pipe road.
In order to achieve the above object, the present invention uses following technical scheme.
Integrated EGR valve structure on a kind of plastic air intake manifold, positioned at inlet manifold side, EGR valve includes regulating and controlling mechanism, turns
To mechanism and intake pipe connection, also including EGR mixing tubes, EGR mixing tubes include communicating pipe and the mixing tube with communicating pipe one,
The side wall of communicating pipe is provided with air admission hole so as to connect each branch pipe of inlet manifold, and steering mechanism is located inside mixing tube, regulates and controls machine
Structure adjusts the corner of steering mechanism, so as to adjust the air capacity that EGR valve enters into inlet manifold；Regulating and controlling mechanism is located at inlet manifold
Two branch pipes between, steering mechanism is connected with intake pipe connection by pipeline.
The gaseous mixture two that the branch pipe of inlet manifold enters is allocated by EGR mixing tubes, reduces EGR valve and air inlet discrimination
The connecting line of pipe, reduces production cost；Steering mechanism is located in mixing tube, regulating and controlling mechanism be located at inlet manifold two branch pipes it
Between, reduce cabin space.
Preferably, mixing tube is located at the position away from inlet manifold air inlet, so as to form the knot of L-shaped with communicating pipe
Structure.Air velocity near inlet manifold air inlet is big, and suction is strong, and mixing tube is conducive to air inlet discrimination away from inlet manifold air inlet
Be drawn onto gaseous mixture in communicating pipe in the branch pipe of all inlet manifold by pipe, so as to ensure that gaseous mixture can be evenly distributed to start
In the individual cylinder of machine.
Preferably, the side wall of inlet manifold is provided with Positioning screw post, the side of the regulating and controlling mechanism of EGR valve is by positioning spiral shell
Nail is fixed on Positioning screw post.Complete to fix, between EGR valve is located at the branch pipe of inlet manifold, save the space of enging cabin.
Preferably, each branch pipe of inlet manifold is externally provided with set of shells, the position of set of shells correspondence air admission hole is provided with extension
Hole, the section of communicating pipe is rectangle.Facilitate the installation of EGR mixing tubes, at the same be easily guaranteed that EGR mixing tubes and inlet manifold it
Between sealing.
Preferably, communicating pipe from the one end being connected with mixing tube from communicating pipe more away from, it is highly smaller.The height of communicating pipe
Spend the height toward both sides since mixing tube to be gradually reduced, it is ensured that the gaseous mixture flow velocity near several air admission holes is approached, by even
Be evenly distributed to gaseous mixture in the branch pipe of inlet manifold by the air admission hole in siphunculus, so as to ensure the burning effect in cylinder
Rate is approached, it is ensured that the stable operation of automobile, extends the life-span of engine.
Preferably, be provided with screw pole in mixing tube, the steering mechanism of EGR valve is fixed on mixed by screw symmetrical above and below
Close on pipe.Complete the integrated fixation of EGR valve.
Preferably, the width of communicating pipe be the diameter of air admission hole plus 1 to 2mm, air admission hole on the downside of mixing tube and mixed
The stop that circular arc is provided between conjunction pipe is raised.Gaseous mixture is intercepted, prevents from having just enter into mixed in EGR mixed connection pipes
Close gas directly to be entered into inlet manifold from first air admission hole, be conducive to gaseous mixture average mark between each branch pipe of inlet manifold
Match somebody with somebody.Facilitate flowing in each air admission hole for gaseous mixture, entered into from air admission hole in corresponding inlet manifold branch pipe.
Preferably, mixing tube connection EGR valve position is respectively provided on two sides with some ribs.EGR is provided with mixing tube
Valve, the intensity near mixing tube is strengthened so as to complete the support to EGR valve by ribs.
The present invention is advantageous in that：Enging cabin space can be reduced between two branch pipes, EGR valve and air inlet discrimination is reduced
The connecting line of pipe, reduces production cost.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Fig. 2 is the upward view of Fig. 1.
In figure：EGR mixing tubes 1 mixing tube, 111 communicating pipe of 11 ribs 12, air admission hole 121 stopped raised 122 EGR
The inlet manifold 4 of 2 steering mechanism of valve 21 intake pipe connection, 22 regulating and controlling mechanism, 23 Positioning screw post, 231 set of shells 3.
Specific embodiment
The present invention is described further with specific embodiment below in conjunction with the accompanying drawings.
Integrated EGR valve structure on a kind of plastic air intake manifold, positioned at the side of inlet manifold 4, EGR valve 2 includes regulating and controlling mechanism
23rd, steering mechanism 21 and intake pipe connection 22, also including EGR mixing tubes 1, EGR mixing tubes 1 include communicating pipe 12 and and communicating pipe
The mixing tube 11 of 12 one, the side wall of communicating pipe 12 is provided with air admission hole 121 so as to connect each branch pipe of inlet manifold 4, turns to machine
Structure 21 is located inside mixing tube 11, and regulating and controlling mechanism 23 is regulated and controled using direct current generator, and steering mechanism 21 is adjusted by gear drive
Corner, so as to adjust the air capacity that EGR valve 2 enters into inlet manifold 4；Steering mechanism 21 and intake pipe connection 22 pass through pipeline phase
Even.Mixing tube 11 is located at the position away from the air inlet of inlet manifold 4, the i.e. high order end of communicating pipe 12 so as to be formed with communicating pipe 12
L-shaped structure.The side wall of inlet manifold 4 is provided with Positioning screw post 231, and the side of the regulating and controlling mechanism of EGR valve 2 passes through Positioning screw
It is fixed on Positioning screw post 231, so that regulating and controlling mechanism 23 is located between two branch pipes of inlet manifold 4.Each of inlet manifold 4
Pipe is externally provided with set of shells 3, and the position of the correspondence air admission hole 121 of set of shells 3 is provided with elongated hole, and the section of communicating pipe 12 is rectangle.
Communicating pipe 12 from the high order end being connected with mixing tube 11 from communicating pipe 12 more away from, it is highly smaller.Screw is provided with mixing tube 11
Post, the steering mechanism of EGR valve 2 is fixed on mixing tube 11 by screw symmetrical above and below, and EGR valve 2 is connected with mixing tube 11
Symmetrical ribs 111 is provided near screw, strengthens the reliability of mode connects for screw.EGR mixing tubes 1 by the way of mold integrally
Shaping.The downside wall that EGR mixing tubes 1 are fitted with inlet manifold 4 stretches out 2mm, increases EGR mixing tubes 1 with inlet manifold 4
Connection area.The width of communicating pipe 12 is the diameter of air admission hole 121 plus 2mm, the air admission hole 121 of the downside of mixing tube 11 and mixing
The stop projection 122 of circular arc is provided between pipe.The connection of mixing tube 11 EGR valve 2 position be respectively provided on two sides with three compositions to
Ribs 111.
Claims (8)
1. integrated EGR valve structure on a kind of plastic air intake manifold, positioned at inlet manifold side, EGR valve includes regulating and controlling mechanism, turns to
Mechanism and intake pipe connection, it is characterized in that, also including EGR mixing tubes, EGR mixing tubes include communicating pipe and with communicating pipe one
Mixing tube, the side wall of communicating pipe is provided with air admission hole so as to connect each branch pipe of inlet manifold, and steering mechanism is located inside mixing tube,
Regulating and controlling mechanism adjusts the corner of steering mechanism, so as to adjust the air capacity that EGR valve enters into inlet manifold；Regulating and controlling mechanism be located at into
Between two branch pipes of gas manifold, steering mechanism is connected with intake pipe connection by pipeline.
2. integrated EGR valve structure on plastic air intake manifold according to claim 1, it is characterized in that, the mixing tube is located at
Away from the position of inlet manifold air inlet, so as to form L-shaped structure with communicating pipe.
3. integrated EGR valve structure on plastic air intake manifold according to claim 1, it is characterized in that, the inlet manifold
Side wall is provided with Positioning screw post, and the side of the blender of EGR valve is fixed on Positioning screw post by Positioning screw.
4. integrated EGR valve structure on plastic air intake manifold according to claim 1, it is characterized in that, the inlet manifold
Each branch pipe is externally provided with set of shells, and the position of set of shells correspondence air admission hole is provided with elongated hole, and the section of communicating pipe is rectangle.
5. integrated EGR valve structure on the plastic air intake manifold according to claim 1 or 4, it is characterized in that, the communicating pipe from
The one end being connected with mixing tube rise from communicating pipe more away from, it is highly smaller.
6. integrated EGR valve structure on plastic air intake manifold according to claim 1, it is characterized in that, set in the mixing tube
The mixing inner chamber for having screw pole, EGR valve is fixed on mixing tube by screw symmetrical above and below.
7. integrated EGR valve structure on plastic air intake manifold according to claim 1, it is characterized in that, the width of the communicating pipe
Degree is that the diameter of air admission hole adds 1 to 2mm, and the stop that circular arc is provided between the air admission hole and mixing tube on the downside of mixing tube is convex
Rise.
8. integrated EGR valve structure on plastic air intake manifold according to claim 1, it is characterized in that, the mixing tube connection
EGR valve position is respectively provided on two sides with some ribs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710060530.9A CN106812634B (en) | 2017-01-25 | 2017-01-25 | Integrated EGR valve structure on plastic intake manifold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710060530.9A CN106812634B (en) | 2017-01-25 | 2017-01-25 | Integrated EGR valve structure on plastic intake manifold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106812634A true CN106812634A (en) | 2017-06-09 |
| CN106812634B CN106812634B (en) | 2022-11-22 |
Family
ID=59112292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710060530.9A Active CN106812634B (en) | 2017-01-25 | 2017-01-25 | Integrated EGR valve structure on plastic intake manifold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106812634B (en) |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10252577A (en) * | 1997-03-13 | 1998-09-22 | Nissan Motor Co Ltd | EGR distribution device for internal combustion engine |
| JP2000145556A (en) * | 1998-11-11 | 2000-05-26 | Isuzu Motors Ltd | Intake manifold |
| US20030000506A1 (en) * | 2001-06-28 | 2003-01-02 | Brosseau Michael R. | Integrated intake manifold assembly for an internal combustion engine |
| JP2007211698A (en) * | 2006-02-09 | 2007-08-23 | Yanmar Co Ltd | Egr device |
| KR100820397B1 (en) * | 2006-12-07 | 2008-04-10 | 현대자동차주식회사 | Cooling device for easy gas |
| CN101349220A (en) * | 2008-08-28 | 2009-01-21 | 中国第一汽车集团公司无锡柴油机厂 | Controlling mechanism for arranging EGR valve at diesel engine hot end |
| CN102425508A (en) * | 2011-11-08 | 2012-04-25 | 天津大学 | Exhaust gas circulation (EGR) based hybrid charge system and method of gasoline engine |
| CN202273776U (en) * | 2011-10-10 | 2012-06-13 | 中国第一汽车股份有限公司 | Exhaust gas recirculation (EGR) structure of diesel engine |
| CN203050846U (en) * | 2011-11-07 | 2013-07-10 | 福特环球技术公司 | Positive crankcase ventilation system |
| CN203476553U (en) * | 2013-09-25 | 2014-03-12 | 江铃汽车股份有限公司 | Air inlet manifold structure |
| CN204312212U (en) * | 2014-11-25 | 2015-05-06 | 洛阳拖拉机研究所有限公司 | For the emission control systems of non-rice habitats state three diesel engine |
| JP2015163768A (en) * | 2014-02-28 | 2015-09-10 | ダイハツ工業株式会社 | Intake manifold with egr gas distribution function |
| CN105156235A (en) * | 2015-09-22 | 2015-12-16 | 成都天地直方发动机有限公司 | Explosion-proof electrically controlled EGR system for mine |
| CN205064129U (en) * | 2015-10-30 | 2016-03-02 | 安徽江淮汽车股份有限公司 | EGR air intake system |
| JP2016191363A (en) * | 2015-03-31 | 2016-11-10 | ダイハツ工業株式会社 | Intake manifold of internal combustion engine |
| JP2017014943A (en) * | 2015-06-29 | 2017-01-19 | ダイハツ工業株式会社 | Intake manifold of internal combustion engine |
| CN206801726U (en) * | 2017-01-25 | 2017-12-26 | 宁波神通模塑有限公司 | EGR valve structure is integrated on a kind of plastic air intake manifold |
-
2017
- 2017-01-25 CN CN201710060530.9A patent/CN106812634B/en active Active
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10252577A (en) * | 1997-03-13 | 1998-09-22 | Nissan Motor Co Ltd | EGR distribution device for internal combustion engine |
| JP2000145556A (en) * | 1998-11-11 | 2000-05-26 | Isuzu Motors Ltd | Intake manifold |
| US20030000506A1 (en) * | 2001-06-28 | 2003-01-02 | Brosseau Michael R. | Integrated intake manifold assembly for an internal combustion engine |
| JP2007211698A (en) * | 2006-02-09 | 2007-08-23 | Yanmar Co Ltd | Egr device |
| KR100820397B1 (en) * | 2006-12-07 | 2008-04-10 | 현대자동차주식회사 | Cooling device for easy gas |
| CN101349220A (en) * | 2008-08-28 | 2009-01-21 | 中国第一汽车集团公司无锡柴油机厂 | Controlling mechanism for arranging EGR valve at diesel engine hot end |
| CN202273776U (en) * | 2011-10-10 | 2012-06-13 | 中国第一汽车股份有限公司 | Exhaust gas recirculation (EGR) structure of diesel engine |
| CN203050846U (en) * | 2011-11-07 | 2013-07-10 | 福特环球技术公司 | Positive crankcase ventilation system |
| CN102425508A (en) * | 2011-11-08 | 2012-04-25 | 天津大学 | Exhaust gas circulation (EGR) based hybrid charge system and method of gasoline engine |
| CN203476553U (en) * | 2013-09-25 | 2014-03-12 | 江铃汽车股份有限公司 | Air inlet manifold structure |
| JP2015163768A (en) * | 2014-02-28 | 2015-09-10 | ダイハツ工業株式会社 | Intake manifold with egr gas distribution function |
| CN204312212U (en) * | 2014-11-25 | 2015-05-06 | 洛阳拖拉机研究所有限公司 | For the emission control systems of non-rice habitats state three diesel engine |
| JP2016191363A (en) * | 2015-03-31 | 2016-11-10 | ダイハツ工業株式会社 | Intake manifold of internal combustion engine |
| JP2017014943A (en) * | 2015-06-29 | 2017-01-19 | ダイハツ工業株式会社 | Intake manifold of internal combustion engine |
| CN105156235A (en) * | 2015-09-22 | 2015-12-16 | 成都天地直方发动机有限公司 | Explosion-proof electrically controlled EGR system for mine |
| CN205064129U (en) * | 2015-10-30 | 2016-03-02 | 安徽江淮汽车股份有限公司 | EGR air intake system |
| CN206801726U (en) * | 2017-01-25 | 2017-12-26 | 宁波神通模塑有限公司 | EGR valve structure is integrated on a kind of plastic air intake manifold |
Non-Patent Citations (1)
| Title |
|---|
| 范明强: "发动机小型化是节能减排的有效途径(三)", 《汽车维修与保养》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106812634B (en) | 2022-11-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203130277U (en) | Cylinder head air duct system | |
| CN209212376U (en) | Supercharged direct injection engine intake duct | |
| CN106884746A (en) | A kind of gas mixer for the engine exhaust circulatory system | |
| CN207420708U (en) | The exhaust energy managing device of asymmetric double runner turbocharged engine | |
| CN218235306U (en) | Air intake components for engines, engines and vehicles | |
| CN205841042U (en) | A kind of EGR mixing mozzle | |
| CN106368846A (en) | Integrated-designed engine cylinder cover | |
| CN203476553U (en) | Air inlet manifold structure | |
| CN206801726U (en) | EGR valve structure is integrated on a kind of plastic air intake manifold | |
| CN204591503U (en) | Direct spray petrol engine in cylinder cylinder | |
| CN206487568U (en) | A kind of plastic air intake manifold EGR mixed allocation pipes | |
| CN205243684U (en) | Engine EGR system and car that has this engine EGR system | |
| CN106812634A (en) | Integrated EGR valve structure on a kind of plastic air intake manifold | |
| CN205977485U (en) | Petrol engine air intake manifold | |
| CN201794690U (en) | Gas inlet pipe of diesel engine | |
| CN104141529A (en) | Constant pressure sequential turbo-charging system of V-shaped diesel engine | |
| CN106677932A (en) | EGR mixing and distributing pipe of plastic gas inlet manifold | |
| CN108386296A (en) | A kind of air inlet mixing arrangement for methanol engine | |
| CN209781067U (en) | simple and easy high-efficient EGR mixing arrangement for diesel engine | |
| CN106481484A (en) | A kind of waste gas recirculation pressure charging system and two-step supercharging internal combustion engine | |
| CN201891528U (en) | Engine waste gas recirculating system | |
| CN205445784U (en) | Automobile -used natural gas generating set of non - | |
| CN209586546U (en) | It is vortexed pressurized intake device | |
| CN210564825U (en) | Waste gas recirculation device of mixed-flow turbocharging double-cylinder diesel engine | |
| CN203962144U (en) | A kind of V-type diesel level pressure consecutive pressurization system |
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 | ||
| CB02 | Change of applicant information |
Address after: 315408 788 Tanjialing West Road, Yuyao City, Ningbo City, Zhejiang Province Applicant after: SHENTONG TECHNOLOGY GROUP Co.,Ltd. Address before: 315408 788 Tanjialing West Road, Yuyao City, Ningbo City, Zhejiang Province Applicant before: NINGBO SHENTONG MOULD & PLASTIC Co.,Ltd. |
|
| CB02 | Change of applicant information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |