JPS63105728U - - Google Patents
Info
- Publication number
- JPS63105728U JPS63105728U JP20097886U JP20097886U JPS63105728U JP S63105728 U JPS63105728 U JP S63105728U JP 20097886 U JP20097886 U JP 20097886U JP 20097886 U JP20097886 U JP 20097886U JP S63105728 U JPS63105728 U JP S63105728U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- swirl chamber
- main combustion
- chamber
- combustion chamber
- 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.)
- Pending
Links
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 239000000446 fuel Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
Landscapes
- Combustion Methods Of Internal-Combustion Engines (AREA)
Description
図面は本考案の一実施例に係り、第１図は直接
噴射式デイーゼルエンジンのピストン部分の断面
図、第２図は第１図のＡ部拡大図、第３図は第１
図のピストン頂部の平面図、第４図はクランク角
度に対する熱発生率を示す図である。
１……シリンダ、２……シリンダヘツド、３…
…ピストン、７……主燃焼室、８……斜面壁部、
９……渦流室、１０……ホツトプラグ、１１……
噴孔、１２……熱保持部材、１３……燃料噴射ノ
ズル、１５，１６……噴口。
The drawings relate to one embodiment of the present invention, in which Fig. 1 is a cross-sectional view of the piston part of a direct injection diesel engine, Fig. 2 is an enlarged view of part A in Fig. 1, and Fig. 3 is an enlarged view of part A of Fig. 1.
FIG. 4 is a plan view of the top of the piston, and FIG. 4 is a diagram showing the heat generation rate with respect to the crank angle. 1...Cylinder, 2...Cylinder head, 3...
...Piston, 7...Main combustion chamber, 8...Slope wall,
9... Vortex chamber, 10... Hot plug, 11...
Nozzle hole, 12... Heat retention member, 13... Fuel injection nozzle, 15, 16... Nozzle port.
Claims (1)
、またこの渦流室が熱保持部材にて囲繞されてお
り、一方上記主燃焼室に比し上記渦流室に少量の
燃料を噴射する噴射ノズルが上記ピストン頂部上
方に対設されていることを特徴とする直接噴射式
デイーゼルエンジン。 A main combustion chamber and a swirl chamber are provided at the top of the piston, and the swirl chamber is surrounded by a heat retaining member, and an injection nozzle for injecting a smaller amount of fuel into the swirl chamber than in the main combustion chamber is provided. A direct injection diesel engine characterized in that the piston is disposed oppositely above the top of the piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20097886U JPS63105728U (en) | 1986-12-26 | 1986-12-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20097886U JPS63105728U (en) | 1986-12-26 | 1986-12-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63105728U true JPS63105728U (en) | 1988-07-08 |
Family
ID=31164002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20097886U Pending JPS63105728U (en) | 1986-12-26 | 1986-12-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63105728U (en) |
-
1986
- 1986-12-26 JP JP20097886U patent/JPS63105728U/ja active Pending