JPH0361124U - - Google Patents
Info
- Publication number
- JPH0361124U JPH0361124U JP12112289U JP12112289U JPH0361124U JP H0361124 U JPH0361124 U JP H0361124U JP 12112289 U JP12112289 U JP 12112289U JP 12112289 U JP12112289 U JP 12112289U JP H0361124 U JPH0361124 U JP H0361124U
- Authority
- JP
- Japan
- Prior art keywords
- tip
- swirl
- spark plug
- plug located
- nozzle holes
- 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
- 239000000446 fuel Substances 0.000 claims description 9
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 238000002485 combustion reaction Methods 0.000 claims description 5
- 238000005507 spraying Methods 0.000 claims 2
- 238000011144 upstream manufacturing Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Combustion Methods Of Internal-Combustion Engines (AREA)
- Fuel-Injection Apparatus (AREA)
Description
第１図は本考案の一実施例の平面図、第２図は
本考案に用いる燃料噴射ノズルの断面図、第３図
は第２図に示す燃料噴射ノズルの先端部の拡大横
断面図、第４図はβ／αとｂｅ，ＨＣの関係を示
す曲線図、第５図は本考案の他の実施例の平面図
、第６図は従来例の平面図である。
１…ピストン、２…ピストン頂部、３…燃焼室
、４…燃料噴射ノズル、５…先端部、６ａ，６ｂ
…点火プラグの先端部、７ａ，７ｂ，７ｃ，７ｄ
，７ｅ…燃料、８ａ，８ｂ，８ｃ，８ｄ…噴孔。
FIG. 1 is a plan view of an embodiment of the present invention, FIG. 2 is a cross-sectional view of a fuel injection nozzle used in the present invention, and FIG. 3 is an enlarged cross-sectional view of the tip of the fuel injection nozzle shown in FIG. FIG. 4 is a curve diagram showing the relationship between β/α, be, and HC, FIG. 5 is a plan view of another embodiment of the present invention, and FIG. 6 is a plan view of a conventional example. DESCRIPTION OF SYMBOLS 1...Piston, 2...Piston top, 3...Combustion chamber, 4...Fuel injection nozzle, 5...Tip, 6a, 6b
...Spark plug tip, 7a, 7b, 7c, 7d
, 7e...Fuel, 8a, 8b, 8c, 8d... Nozzle hole.
Claims (1)
噴射ノズルの先端部を配置し、その先端部に形成
した複数の噴孔から燃焼室周辺部に向かつて複数
本の燃料を噴霧し、燃焼室周辺部位置に配設した
２つの点火プラグの先端部で着火する筒内噴射火
花点火式内燃機関において、上記燃料噴射ノズル
の先端部に、スワール上流側に位置する点火プラ
グの先端部スワール上流側の近傍に複数本の燃料
を噴霧する複数の噴孔を近接して形成すると共に
スワール下流側に位置する点火プラグの先端部の
近傍に複数本の燃料を噴霧する複数の噴孔を任意
の距離を隔てて形成したことを特徴とする筒内噴
射火花点火式内燃機関。 The tip of the fuel injection nozzle is placed at the center of the combustion chamber formed at the top of the piston, and multiple jets of fuel are sprayed toward the periphery of the combustion chamber from the plurality of nozzle holes formed at the tip. In an in-cylinder injection spark ignition internal combustion engine that ignites at the tips of two spark plugs disposed at different locations, the tip of the spark plug located on the upstream side of the swirl is placed near the tip of the spark plug located on the upstream side of the swirl at the tip of the fuel injection nozzle. A plurality of nozzle holes for spraying a plurality of fuels are formed close to each other, and a plurality of nozzle holes for spraying a plurality of fuels are formed at an arbitrary distance near the tip of the spark plug located downstream of the swirl. An in-cylinder injection spark ignition internal combustion engine characterized by being formed by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12112289U JPH0361124U (en) | 1989-10-17 | 1989-10-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12112289U JPH0361124U (en) | 1989-10-17 | 1989-10-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0361124U true JPH0361124U (en) | 1991-06-14 |
Family
ID=31669164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12112289U Pending JPH0361124U (en) | 1989-10-17 | 1989-10-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0361124U (en) |
-
1989
- 1989-10-17 JP JP12112289U patent/JPH0361124U/ja active Pending