CN207033566U - A kind of four-cylinder diesel engine is vented pipe assembly - Google Patents
A kind of four-cylinder diesel engine is vented pipe assembly Download PDFInfo
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- CN207033566U CN207033566U CN201720899959.2U CN201720899959U CN207033566U CN 207033566 U CN207033566 U CN 207033566U CN 201720899959 U CN201720899959 U CN 201720899959U CN 207033566 U CN207033566 U CN 207033566U
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- blast pipe
- pipe
- exhaust
- mounting seat
- turbocharger
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Abstract
A kind of four-cylinder diesel engine is vented pipe assembly, including：Blast pipe, booster pad, booster installation stud, nut, exhaust insulation shield, exhaust manifold gasket, blast pipe fastening bolt, bolt；Blast pipe is monolithic construction, and Contiuum type exhaust manifold gasket is provided with air discharging manifold flange end face, and blast pipe is installed on into cylinder head exhaust side by every two blast pipe fastening bolts of cylinder.The gas outlet of blast pipe is arranged between the three of blast pipe, four cylinders, it is provided with turbocharger mounting seat and cooler for recycled exhaust gas air inlet pipe adpting flange, turbocharger is arranged in the turbocharger mounting seat on blast pipe, is sealed by booster pad therebetween.The outside of blast pipe is provided with exhaust insulation shield.Cooler for recycled exhaust gas air inlet pipe adpting flange be arranged on turbocharger mounting seat bottom, and the inlet end of the cooler for recycled exhaust gas with being arranged in engine rear end is connected.
Description
Technical field
The utility model belongs to field of internal combustion engine, is related to a kind of four-cylinder diesel engine exhaust pipe assembly.
Background technology
It is increasingly strict with existing Abgasgesetz in China's field of internal combustion engine, exhaust aftertreatment is installed on a diesel engine
Device has become certainty, and it is narrower that this allows for limited enging cabin space, thus to diesel engine for automobile complete machine structure
Compactedness design and parts dismounting convenience propose requirements at the higher level.At present, domestic electronic controlled diesel is used and divided mostly
Segmentation blast pipe, the connection between every section of blast pipe need to increase sealing shaped part to meet air-tightness requirement.
With the application structure similar in documents be the patent No. 2014108056503 patent of invention document, disclose
A kind of S495 diesel engines exhaust pipe structure, include diesel engine body, blast pipe and connecting tube, blast pipe inlet end and diesel oil
Machine body is connected, and blast pipe exhaust end communicates with connecting tube, and blast pipe includes exhaust main and four are connected with exhaust main
Exhaust charge, exhaust charge end after arc transition with the gas outlet bore in diesel engine body by being engaged.It is another with
Documents similar in the application structure are the utility model patent document of the patent No. 2016212048063, disclose a kind of jade
Rice harvester diesel exhaust gas pipeline improved structure, including silencer, blast pipe, silencer are arranged on the rear end of engine,
And it is connected with engine, blast pipe is vertically arranged in the front end of engine, and blast pipe connects engine by flexible connecting member
The silencer of rear end.Engine exhaust pipeline be have changed into trend, motor head is changed to by engine rear end, exhaust outlet is remote
Manual operation platform, it is connected by flexible connecting member with silencer.
Above-mentioned two patent respectively has feature compared with the application, and the application is summarizing diesel exhaust gas of the prior art
On the basis of pipe advantage and disadvantage, pass through improvement, verification experimental verification, it is proposed that a kind of to be more suitable for the applicable exhaust of existing four-cylinder diesel engine
Manifold technology scheme.
Utility model content
The purpose of this utility model is to provide a kind of structure characteristics of compact layout, safe heat-insulated, integrated turbocharger installation
Base and cooler for recycled exhaust gas air inlet pipe adpting flange, each cylinder exhaust manifold volume is close and is easy to the exhaust of the four-cylinder diesel engine of assembly and disassembly
Pipe assembly.
To reach above-mentioned purpose, the technical solution adopted in the utility model is：A kind of four-cylinder diesel engine is vented pipe assembly,
Including：Blast pipe, booster pad, booster installation stud, nut, the heat-insulated shield of downtake pipe and second exhaust pipe are heat-insulated
Shield, exhaust manifold gasket, blast pipe fastening bolt, bolt；Blast pipe is monolithic construction, has four air discharging manifold flanges
End face, Contiuum type exhaust manifold gasket is installed thereon, blast pipe is installed on gas by every two blast pipe fastening bolts of cylinder
Head exhaust side.
The gas outlet of blast pipe is arranged between the three of blast pipe, four cylinders, is provided with turbocharger mounting seat and EGR
Cooler air inlet pipe adpting flange, turbocharger mounting seat opening upwards, stud and nut are installed by four boosters,
Turbocharger is arranged in the turbocharger mounting seat on blast pipe, carried out by booster pad therebetween close
Envelope.
The outside of blast pipe is provided with the heat-insulated shield of downtake pipe and the heat-insulated shield of second exhaust pipe by bolt.
Cooler for recycled exhaust gas air inlet pipe adpting flange is arranged on and turbocharger mounting seat bottom, opening and blast pipe
Exhaust outlet and turbocharger mounting seat opening are in 90 ° of arrangements, and the cooler for recycled exhaust gas with being arranged in engine rear end enters
Gas end is connected.
The utility model can reach following beneficial effect after using above-mentioned technical proposal：This four-cylinder diesel engine is vented pipe assembly
Using Integral exhaustion type pipe, turbocharger mounting seat and cooler for recycled exhaust gas air inlet pipe adpting flange are integrated with blast pipe, both
The structural strength of blast pipe is enhanced, the reliability and durability of its work is ensure that, in turn simplify design of part, the row of reducing
The appearance and size of tracheae assembly, there is characteristics of compact layout, safety is heat-insulated, each cylinder exhaust manifold volume is close and be easy to assembly and disassembly etc. excellent
Point.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram that a kind of four-cylinder diesel engine of the utility model is vented pipe assembly；
Fig. 2 is the decomposition texture schematic diagram that a kind of four-cylinder diesel engine of the utility model is vented pipe assembly；
Fig. 3 is the exhaust pipe structure schematic diagram that a kind of four-cylinder diesel engine of the utility model is vented pipe assembly.
In figure：1st, blast pipe, 2, booster pad, 3, booster installation stud, 4, nut, 5, the heat-insulated shield of downtake pipe
Cover, 6, exhaust manifold gasket, 7, blast pipe fastening bolt, 8, bolt, 9, the heat-insulated shield of second exhaust pipe, 10, turbocharger
Mounting seat, 11, cooler for recycled exhaust gas air inlet pipe adpting flange.
Embodiment
The utility model is described further with reference to the accompanying drawings and examples：As shown in Fig. 1 ~ 3, blast pipe 1 is whole
Body formula structure, there are four air discharging manifold flange end faces, the Contiuum type exhaust manifold gasket 6 to seal is installed thereon,
Blast pipe 1 is arranged on cylinder head exhaust side by every two blast pipe fastening bolts 7 of cylinder.The gas outlet of blast pipe 1 is arranged in
Between three, four cylinders of blast pipe 1, turbocharger mounting seat 10 and cooler for recycled exhaust gas air inlet pipe adpting flange 11 are integrated with, its
The middle opening upwards of turbocharger mounting seat 10, stud 3 and nut 4 are installed by four boosters, turbocharger is pacified
In the turbocharger mounting seat 10 on blast pipe 1, sealed by booster pad 2 therebetween, blast pipe 1
In a part of waste gas hence into turbocharger, the silencer discharge through being connected with turbocharger exhaust mouth.EGR is cooled down
Device air inlet pipe adpting flange 11 is open backward, is connected with being arranged in the inlet end of cooler for recycled exhaust gas of engine rear end, blast pipe
In another part waste gas hence into cooler for recycled exhaust gas, returning to air inlet pipe through EGR valve, to carry out waste gas recycled, to reach
Reduce the purpose of gas discharge.The outside of blast pipe 1 is provided with the heat-insulated shield 5 of downtake pipe and second exhaust by bolt 8
Heat-insulated shield 9 is managed, plays a part of the heat-insulated, anti-scald of safety.
Because the utility model uses Integral exhaustion type pipe, turbocharger mounting seat and EGR are integrated with blast pipe
Cooler air inlet pipe adpting flange, had both enhanced the structural strength of blast pipe, ensured the reliability and durability of its work, and simple
Changed design of part, have characteristics of compact layout, safety is heat-insulated, each cylinder exhaust manifold volume is close and be easy to assemble and disassemble the advantages of.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, is not limited to
The utility model full content, although the utility model is described in detail with reference to the foregoing embodiments, for this area
Technical staff for, it still can carry out formal modification to the technical scheme described in previous embodiment, or right
Which part technical characteristic carries out equivalent substitution.All made form modifications within thinking of the present utility model enlightenment, etc.
With replacement etc., should be included within rights protection scope of the present utility model.
Claims (4)
1. a kind of four-cylinder diesel engine is vented pipe assembly, including：Blast pipe（1）, booster pad（2）, booster installation stud
（3）, nut（4）, the heat-insulated shield of downtake pipe（5）With the heat-insulated shield of second exhaust pipe（9）, exhaust manifold gasket（6）, exhaust
Pipe fastening bolt（7）, bolt（8）；It is characterized in that：Blast pipe（1）For monolithic construction, there are four air discharging manifold flange ends
Face, Contiuum type exhaust manifold gasket is installed thereon（6）, pass through every two blast pipe fastening bolts of cylinder（7）By blast pipe（1）Peace
Loaded on cylinder head exhaust side.
A kind of 2. four-cylinder diesel engine exhaust pipe assembly according to claim 1, it is characterised in that：Blast pipe（1）Outlet
Mouth is arranged in blast pipe（1）Three, four cylinders between, be provided with turbocharger mounting seat（10）And cooler for recycled exhaust gas air inlet pipe
Adpting flange（11）, turbocharger mounting seat（10）Opening upwards, stud is installed by four boosters（3）And nut
（4）, turbocharger is arranged on blast pipe（1）On turbocharger mounting seat（10）On, pass through supercharging therebetween
Device pad（2）Sealed.
A kind of 3. four-cylinder diesel engine exhaust pipe assembly according to claim 1, it is characterised in that：Blast pipe（1）Outside
Pass through bolt（8）The heat-insulated shield of downtake pipe is installed（5）With the heat-insulated shield of second exhaust pipe（9）.
A kind of 4. four-cylinder diesel engine exhaust pipe assembly according to claim 2, it is characterised in that：Cooler for recycled exhaust gas air inlet pipe
Adpting flange（11）Installed in turbocharger mounting seat（10）Bottom, opening and blast pipe（1）Exhaust outlet and turbine
Booster mounting seat（10）Opening is in 90 ° of arrangements, and the inlet end of the cooler for recycled exhaust gas with being arranged in engine rear end is connected
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720899959.2U CN207033566U (en) | 2017-07-24 | 2017-07-24 | A kind of four-cylinder diesel engine is vented pipe assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720899959.2U CN207033566U (en) | 2017-07-24 | 2017-07-24 | A kind of four-cylinder diesel engine is vented pipe assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207033566U true CN207033566U (en) | 2018-02-23 |
Family
ID=61465456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720899959.2U Active CN207033566U (en) | 2017-07-24 | 2017-07-24 | A kind of four-cylinder diesel engine is vented pipe assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207033566U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109281745A (en) * | 2018-11-29 | 2019-01-29 | 汽解放汽车有限公司 | Heat-insulated cumulative bushing type exhaust pipe and cylinder cover attaching structure |
| CN110259548A (en) * | 2019-07-11 | 2019-09-20 | 河南柴油机重工有限责任公司 | A kind of Diesel Engine Exhaust Pipe modular combination water cooling shield |
| CN112392583A (en) * | 2020-12-01 | 2021-02-23 | 广西玉柴机器股份有限公司 | Exhaust pipe integrated with bracket |
| CN112392583B (en) * | 2020-12-01 | 2024-05-03 | 广西玉柴机器股份有限公司 | Exhaust pipe integrated with support |
-
2017
- 2017-07-24 CN CN201720899959.2U patent/CN207033566U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109281745A (en) * | 2018-11-29 | 2019-01-29 | 汽解放汽车有限公司 | Heat-insulated cumulative bushing type exhaust pipe and cylinder cover attaching structure |
| CN110259548A (en) * | 2019-07-11 | 2019-09-20 | 河南柴油机重工有限责任公司 | A kind of Diesel Engine Exhaust Pipe modular combination water cooling shield |
| CN112392583A (en) * | 2020-12-01 | 2021-02-23 | 广西玉柴机器股份有限公司 | Exhaust pipe integrated with bracket |
| CN112392583B (en) * | 2020-12-01 | 2024-05-03 | 广西玉柴机器股份有限公司 | Exhaust pipe integrated with support |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Xie Keyan Inventor after: Jiu Qing Inventor after: Li Zhenyong Inventor after: Zhou Kun Inventor after: Zhou Haisong Inventor after: Wang Chaohui Inventor after: Yu Pingan Inventor after: Wang Longlong Inventor before: Xie Keyan Inventor before: Jiu Qing Inventor before: Li Zhenyong |