CN202140186U - Diesel engine - Google Patents
Diesel engine Download PDFInfo
- Publication number
- CN202140186U CN202140186U CN201120231530U CN201120231530U CN202140186U CN 202140186 U CN202140186 U CN 202140186U CN 201120231530 U CN201120231530 U CN 201120231530U CN 201120231530 U CN201120231530 U CN 201120231530U CN 202140186 U CN202140186 U CN 202140186U
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- cylinder
- diesel engine
- engine
- piston
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Abstract
The utility model provides a diesel engine, in particular to a diesel engine with displacement being 9.5 liters, comprising a cylinder body and 6 cylinders in the cylinder body, wherein the 6 cylinders are arranged straightly, the diameter D of each cylinder ranges from 110mm to 125mm; a piston stroke S ranges from 128mm to 168mm; the theory total displacement Vh of an engine is equal to 9.5 plus or minus 0.1 liter; the thickness A of the wall of an upper seam allowance on a cylinder cover ranges from 7mm to 9mm; the thickness of the upper wall of a cylinder sleeve ranges from 5mm to 7mm; the thickness of the wall of a lower seam allowance ranges from 7mm to 9mm; ways for cooling the engine comprise a water cooling way or an air cooling way; combustion chambers of the engine comprise a straight injection type and a split type; the number of air valves of each cylinder of the engine is 2,3,4,5 and 6; materials of a piston of the engine comprise aluminum and steel as well as aluminum and steel combination; the number of piston rings of the engine is 2,3,4,5 and 6; the structures of the cylinder sleeve of the engine comprise a wet type and a dry type; and air intake ways of the engine comprise supercharging air intake, supercharging water-to-air cool air intake, and supercharging air-to-air cool air intake.
Description
Technical field
The utility model relates to a kind of diesel engine, and particularly a kind of diesel engine of 9.5 liter capacities belongs to technical field of automobile engine.
Background technique
At present, truck requires the power character of diesel engine for automobile increasingly high, Economy is become better and better, toxic emission is more and more lower.And the power character of current 8～9 liters of lorrys that diesel engine mated is not enough, and not as people's will, toxic emission is difficult to meet the demands Economy.Therefore; A kind of combustion system of engine coupling and the optimization of Electrocontrolled high-pressure common rail fuel injection system of diesel engine of 9.5 liter capacities are important problems; Add the waste-gas cleaning of SCR exhausted gas post-processing system, potentiality possess skills to make the diesel engine of 9.5 liter capacities satisfy state's 4 Abgasgesetzs (being equivalent to Europe 4) fully.
Summary of the invention
The purpose of the utility model is in order to improve power character designs a kind of 9.5 liter capacities with reducing waste gas row diesel engine.
The technological scheme of the utility model: the diesel engine of the utility model is a kind of diesel engine of 9.5 liter capacities; 6 cylinders that comprise cylinder body and Qi Nei; 6 cylinder arrangement modes are in upright arrangement; Each cylinder comprises cylinder liner, piston, firing chamber, piston ring, valve, the diameter D=110～125mm of its cylinder; Stroke of piston S=128～168mm; Engine total displacement V
h=9.5 ± 0.1 liter.
Seam wall thickness A=7～9mm on the described cylinder liner, cylinder liner 2a top wall thickness B=5～7mm, seam wall thickness C=7～9mm under the cylinder liner 2a.
The type of cooling of described motor is water-cooled or air-cooling type.
The firing chamber of described motor is direct spray type or split.
The quantity of every cylinder valve of described motor is 2～6.
Described piston of engine material is aluminium or steel or aluminum steel combination.
Described piston of engine number of rings amount is 2～6.
The structure of the cylinder liner of described motor is wet type or dry type.
The intake method of described motor be aerial cold air inlet of super charge, pressurized water or supercharging absolutely empty in cold air inlet.
The utility model technique effect: the utility model first Application is in automobile-used four valve electronic controlled diesels.Through the combustion system of engine coupling, the Electrocontrolled high-pressure common rail fuel injection system is optimized, and has improved the power character and the Economy of diesel engine, adds the waste-gas cleaning of SCR exhausted gas post-processing system, has satisfied state's 4 Abgasgesetzs (being equivalent to Europe 4) fully.Simultaneously test result shows: model machine has and satisfies state's 5 Abgasgesetzs technological potentiality of (being equivalent to Europe 5).
Description of drawings
Fig. 1 is the 6 cylinder provided in-line schematic representation of the utility model.
Fig. 2 is the cylinder sectional structure schematic representation of the utility model.
Specific embodiments
Below in conjunction with embodiment the utility model is further described.
Like Fig. 1, shown in Figure 2, the diesel engine of 9.5 liter capacities of the utility model comprises that 2,6 cylinder arrangement modes of 6 cylinders of cylinder body 1 and Qi Nei are in upright arrangement, and each cylinder 2 comprises cylinder liner 2a, piston 2b, firing chamber 2c, piston ring 2d, valve 2e.
Diameter D=110～the 125mm of cylinder 2; Stroke of piston S=128～168mm; Engine total displacement V
h=9.5 ± 0.1 liter.V
h=6 * D * D * S * π/4/10
6(liter).
Described cylinder liner 2a goes up seam wall thickness A=7～9mm, cylinder liner 2a top wall thickness B=5～7mm, seam wall thickness C=7～9mm under the cylinder liner 2a.
The type of cooling of described motor is water-cooled or air-cooling type.
The firing chamber 2c of described motor is direct spray type or split.
The quantity of every cylinder valve 2e of described motor is 2～6.
Described piston of engine material is aluminium or steel or aluminum steel combination.
Described piston of engine ring 2b quantity is 2～6.
The structure of the cylinder liner 2a of described motor is wet type or dry type.
The intake method of described motor be aerial cold air inlet of super charge, pressurized water or supercharging absolutely empty in cold air inlet.
Described engine fuel oil system adopts the Electrocontrolled high-pressure common rail fuel injection system.
The utility model is at first accomplished the Optimal Structure Designing of motor, confirms seam wall thickness on cylinder bore, stroke of piston, the cylinder liner, top wall thickness and following seam wall thickness etc., obtains total displacement V
h=9.466 liters model machine.Through the combustion system of engine coupling, the Electrocontrolled high-pressure common rail fuel injection system is optimized then, improves the power character and the Economy of diesel engine, adds the waste-gas cleaning of SCR exhausted gas post-processing system, thereby satisfies state's 4 Abgasgesetzs (being equivalent to Europe 4).Simultaneously test result shows: model machine has and satisfies state's 5 Abgasgesetzs technological potentiality of (being equivalent to Europe 5).
Claims (9)
1. diesel engine; Comprise cylinder body (1) and 6 cylinders (2) in it; 6 cylinder arrangement modes are in upright arrangement, and each cylinder (2) comprises cylinder liner (2a), piston (2b), firing chamber (2c), piston ring (2d), valve (2e), it is characterized in that: the diameter D=110～125mm of cylinder (2); Stroke of piston S=128～168mm; Engine total displacement V
h=9.5 ± 0.1 liter.
2. diesel engine according to claim 1 is characterized in that: cylinder liner (2a) goes up seam wall thickness A=7～9mm, cylinder liner (2a) top wall thickness B=5～7mm, and cylinder liner (2a) is seam wall thickness C=7～9mm down.
3. diesel engine according to claim 1 and 2 is characterized in that: the type of cooling of said motor is water-cooled or air-cooling type.
4. diesel engine according to claim 1 and 2 is characterized in that: the firing chamber of said motor (2c) is direct spray type or split.
5. diesel engine according to claim 1 and 2 is characterized in that: the quantity of the every cylinder valve of said motor (2e) is 2～6.
6. diesel engine according to claim 1 and 2 is characterized in that: the material of said engine piston is aluminium or steel or aluminum steel combination.
7. diesel engine according to claim 1 and 2 is characterized in that: said piston of engine ring (2b) quantity is 2～6.
8. diesel engine according to claim 1 and 2 is characterized in that: the structure of the cylinder liner of said motor (2a) is wet type or dry type.
9. diesel engine according to claim 1 and 2 is characterized in that: said engine charge mode be aerial cold air inlet of super charge, pressurized water or supercharging absolutely empty in cold air inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120231530U CN202140186U (en) | 2011-07-01 | 2011-07-01 | Diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120231530U CN202140186U (en) | 2011-07-01 | 2011-07-01 | Diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202140186U true CN202140186U (en) | 2012-02-08 |
Family
ID=45551246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120231530U Expired - Fee Related CN202140186U (en) | 2011-07-01 | 2011-07-01 | Diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202140186U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105673243A (en) * | 2016-04-11 | 2016-06-15 | 广西玉柴机器股份有限公司 | Cylinder body |
-
2011
- 2011-07-01 CN CN201120231530U patent/CN202140186U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105673243A (en) * | 2016-04-11 | 2016-06-15 | 广西玉柴机器股份有限公司 | Cylinder body |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120208 Termination date: 20140701 |
|
| EXPY | Termination of patent right or utility model |