JPH03123940U - - Google Patents
Info
- Publication number
- JPH03123940U JPH03123940U JP3398790U JP3398790U JPH03123940U JP H03123940 U JPH03123940 U JP H03123940U JP 3398790 U JP3398790 U JP 3398790U JP 3398790 U JP3398790 U JP 3398790U JP H03123940 U JPH03123940 U JP H03123940U
- Authority
- JP
- Japan
- Prior art keywords
- nozzle
- fuel injection
- vortex chamber
- injection nozzle
- view
- 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 8
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Ignition Installations For Internal Combustion Engines (AREA)
- Combustion Methods Of Internal-Combustion Engines (AREA)
- Fuel-Injection Apparatus (AREA)
Description
図面は本考案の実施例を示すもので、第１図は
デイーゼルエンジンの要部縦断面図、第２図・第
３図は夫々渦流室と燃料噴射ノズルとグロープラ
グの位置関係及び低回転時のスワール・噴射燃料
の挙動を説明する正面図と平面図、第４図・第５
図は夫々高回転時のスワール・噴射燃料の挙動を
説明する正面図と平面図、第６図は別実施例の渦
流室の縦断面図、第７図は渦流室と燃料噴射ノズ
ルとグロープラグの位置関係とスワールの挙動を
説明する平面図である。
Ｅ……デイーゼルエンジン、１０，１０Ａ……
渦流室、１１……主燃焼室、１２，１２Ａ……噴
口、１２ｂ……噴口の上端、１４，１４Ａ……燃
料噴射ノズル、１５，１５Ａ……グロープラグ、
Ｓ……スワール、ＳＰ……スワール主流の流れる
幅のある鉛直面。
The drawings show an embodiment of the present invention; Fig. 1 is a longitudinal sectional view of the main parts of a diesel engine, and Figs. 2 and 3 show the positional relationship of the swirl chamber, fuel injection nozzle, and glow plug, respectively, and at low rotation speeds. Figures 4 and 5 are a front view and a plan view explaining the behavior of the swirl and injected fuel.
The figures are a front view and a plan view, respectively, to explain the behavior of swirl and injected fuel at high rotation speeds, Figure 6 is a vertical cross-sectional view of a swirl chamber in another embodiment, and Figure 7 is a diagram showing the swirl chamber, fuel injection nozzle, and glow plug. FIG. 3 is a plan view illustrating the positional relationship and behavior of swirl. E... Diesel engine, 10,10A...
Swirl chamber, 11... Main combustion chamber, 12, 12A... Nozzle, 12b... Upper end of the nozzle, 14, 14A... Fuel injection nozzle, 15, 15A... Glow plug,
S...Swirl, SP...A wide vertical surface where the swirl mainstream flows.
Claims (1)
いて、 上記噴口の渦流室側端部を含む幅のある鉛直面
であつて渦流室内に生成されるスワールの主流の
流れる鉛直面の外側から上記鉛直面に斜め方向か
ら燃料を噴射する燃料噴射ノズルを設け、 平面視にて燃料噴射ノズルに対向する位置にグ
ロープラグを設けたことを特徴とするデイーゼル
エンジンの渦流室。[Claim for Utility Model Registration] In a vortex chamber that communicates with the main combustion chamber through a nozzle, the main stream of the swirl generated within the vortex chamber is a wide vertical plane that includes the end of the nozzle on the side of the vortex chamber. A vortex flow in a diesel engine, characterized in that a fuel injection nozzle is provided for injecting fuel obliquely from the outside of the vertical surface into the vertical surface, and a glow plug is provided at a position facing the fuel injection nozzle in plan view. Room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3398790U JPH03123940U (en) | 1990-03-29 | 1990-03-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3398790U JPH03123940U (en) | 1990-03-29 | 1990-03-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03123940U true JPH03123940U (en) | 1991-12-17 |
Family
ID=31538070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3398790U Pending JPH03123940U (en) | 1990-03-29 | 1990-03-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03123940U (en) |
-
1990
- 1990-03-29 JP JP3398790U patent/JPH03123940U/ja active Pending
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