JPS63113723U - - Google Patents
Info
- Publication number
- JPS63113723U JPS63113723U JP549487U JP549487U JPS63113723U JP S63113723 U JPS63113723 U JP S63113723U JP 549487 U JP549487 U JP 549487U JP 549487 U JP549487 U JP 549487U JP S63113723 U JPS63113723 U JP S63113723U
- Authority
- JP
- Japan
- Prior art keywords
- swirl chamber
- fuel
- chamber
- guide groove
- diesel engine
- 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 6
- 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
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Combustion Methods Of Internal-Combustion Engines (AREA)
Description
第１図は本考案の一実施例に係る渦流室式デイ
ーゼルエンジンの燃焼室の断面図、第２図は第１
図のチヤンバ口金の平面図、第３図は第２図の
ー線に沿う断面図、第４図は第２図のー線
に沿う断面図、第５図は第２図の変形例を示す平
面図、である。
２……シリンダヘツド、４……主室、５……渦
流室、６……チヤンバ口金、７……燃料噴射弁、
９……噴孔部、１１，２１……案内溝、１２……
突起。
FIG. 1 is a sectional view of a combustion chamber of a swirl chamber type diesel engine according to an embodiment of the present invention, and FIG.
Figure 3 is a sectional view taken along line - in Figure 2, Figure 4 is a sectional view taken along line - in Figure 2, and Figure 5 shows a modification of Figure 2. This is a plan view. 2...Cylinder head, 4...Main chamber, 5...Swirl chamber, 6...Chamber base, 7...Fuel injection valve,
9... Nozzle hole portion, 11, 21... Guide groove, 12...
protrusion.
Claims (1)
室を形成し、該渦流室と主室とを噴孔部によつて
連通させた渦流室式デイーゼルエンジンにおいて
、前記燃料噴射弁より噴射される燃料が渦流室壁
面に衝突する部位から前記噴孔部までの間に、噴
射された燃料の一部を前記主室へ導く案内溝を設
け、該案内溝の周囲に、排気行程時に渦流室内の
未然燃料の流出を抑制する突起を形成したことを
特徴とする渦流室式デイーゼルエンジンの燃焼室
。 In a swirl chamber type diesel engine in which a swirl chamber is formed with a fuel injection valve facing the cylinder head, and the swirl chamber and the main chamber are communicated through an injection hole, the fuel injected from the fuel injection valve is A guide groove that guides a portion of the injected fuel to the main chamber is provided between the part that collides with the wall surface of the swirl chamber and the injection hole, and around the guide groove, unused fuel in the swirl chamber during the exhaust stroke is disposed. A combustion chamber of a swirl chamber type diesel engine, characterized in that a protrusion is formed to suppress the outflow of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP549487U JPS63113723U (en) | 1987-01-20 | 1987-01-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP549487U JPS63113723U (en) | 1987-01-20 | 1987-01-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63113723U true JPS63113723U (en) | 1988-07-22 |
Family
ID=30787129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP549487U Pending JPS63113723U (en) | 1987-01-20 | 1987-01-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63113723U (en) |
-
1987
- 1987-01-20 JP JP549487U patent/JPS63113723U/ja active Pending