JPS62185835U - - Google Patents
Info
- Publication number
- JPS62185835U JPS62185835U JP7514586U JP7514586U JPS62185835U JP S62185835 U JPS62185835 U JP S62185835U JP 7514586 U JP7514586 U JP 7514586U JP 7514586 U JP7514586 U JP 7514586U JP S62185835 U JPS62185835 U JP S62185835U
- Authority
- JP
- Japan
- Prior art keywords
- valves
- combustion chamber
- port side
- injection nozzle
- intake
- 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 8
- 239000007924 injection Substances 0.000 claims description 8
- 238000002485 combustion reaction Methods 0.000 claims description 5
- 239000000446 fuel Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Combustion Methods Of Internal-Combustion Engines (AREA)
- Fuel-Injection Apparatus (AREA)
Description
第１図は４弁式の直接噴射式デイーゼルエンジ
ン要部の平面図、第２図はその一部縦断面図、第
３図は噴射ノズルの縦断面図、第４図はシリンダ
内における燃焼用空気の流れ状態説明図である。
７…第１の給気弁、８…第２の給気弁、５…噴
射ノズル、１２…噴孔、ｓ…シリンダ軸、４…燃
焼室、６…給気ポート、９…排気ポート。
Figure 1 is a plan view of the main parts of a 4-valve direct injection diesel engine, Figure 2 is a partial vertical cross-sectional view, Figure 3 is a vertical cross-sectional view of the injection nozzle, and Figure 4 is for combustion in the cylinder. It is an explanatory diagram of the flow state of air. 7... First air intake valve, 8... Second air intake valve, 5... Injection nozzle, 12... Nozzle hole, s... Cylinder shaft, 4... Combustion chamber, 6... Air intake port, 9... Exhaust port.
Claims (1)
ともにこれらの弁のおよそ中間位置に燃焼室に対
して直接燃料を噴射する噴射ノズルを備え、この
噴射ノズルにＮ個の噴孔を放射状に間隔を存して
設けたものにおいて、それぞれ一対ずつの給気弁
と排気弁間とシリンダ軸を通る面で燃焼室を２分
割し、給気ポート側をＡ、排気ポート側をＢとし
、上記噴射ノズルの噴孔をｄｉ、上記燃焼室の体
積をＶｉとしたとき、 （ｄＶ）２Ｂ＞（ｄＶ）２Ａ を満足することを特徴とする直接噴射式デイーゼ
ルエンジン。[Scope of Claim for Utility Model Registration] A vehicle is equipped with two intake valves and two exhaust valves, and an injection nozzle that injects fuel directly into the combustion chamber at a position approximately midway between these valves, and this injection nozzle is equipped with N. The combustion chamber is divided into two by a plane passing between each pair of intake valves and exhaust valves and through the cylinder axis, and the intake port side is A, and the exhaust port side is A direct injection diesel engine, characterized in that (dV)2B>(dV)2A is satisfied, where B is the port side, d i is the injection hole of the injection nozzle, and V i is the volume of the combustion chamber. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7514586U JPS62185835U (en) | 1986-05-19 | 1986-05-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7514586U JPS62185835U (en) | 1986-05-19 | 1986-05-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62185835U true JPS62185835U (en) | 1987-11-26 |
Family
ID=30921015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7514586U Pending JPS62185835U (en) | 1986-05-19 | 1986-05-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62185835U (en) |
-
1986
- 1986-05-19 JP JP7514586U patent/JPS62185835U/ja active Pending