JPS6170533U - - Google Patents
Info
- Publication number
- JPS6170533U JPS6170533U JP15566684U JP15566684U JPS6170533U JP S6170533 U JPS6170533 U JP S6170533U JP 15566684 U JP15566684 U JP 15566684U JP 15566684 U JP15566684 U JP 15566684U JP S6170533 U JPS6170533 U JP S6170533U
- Authority
- JP
- Japan
- Prior art keywords
- ceramic body
- metal ring
- chamber
- surface shape
- combustion 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
- 239000000919 ceramic Substances 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 6
- 238000002485 combustion reaction Methods 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims 5
- 239000000446 fuel Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Landscapes
- Combustion Methods Of Internal-Combustion Engines (AREA)
Description
第１図は、本考案の副室構造をシリンダヘツド
に嵌着した状態を示す部分断面図、第２図ａ，ｂ
は、本考案の副室構造の一実施例を示す斜視図お
よび底面図、第３図ａ，ｂ、第４図ａ，ｂ、第５
図ａ，ｂは、それぞれ本考案の他の実施例を示す
斜視図および底面図、第６図は、従来の副室構造
をシリンダヘツドに嵌着した状態を示す部分断面
図である。
１…シリンダヘツド、２…シリンダブロツク、
３…上側部材、４…下端部材、５…噴孔、６…環
状ガスケツト、７…断熱スペーサ、８…主燃焼室
、９…孔、１０…副室、２０…シリンダヘツド、
２１…副室挿入孔、２２…ピストン、２３…シリ
ンダブロツク、２４…ガスケツト、２５…上部セ
ラミツク体、２６…下部セラミツク体、２７…外
周金属製リング、２８…副室、２９…主燃焼室、
３０…噴孔、３１…燃料噴射ノズル収容部、３２
…グロープラグ収容部、３３，３４…孔、５０…
副室構造。
Figure 1 is a partial sectional view showing the sub-chamber structure of the present invention fitted into the cylinder head, Figures 2a and b
are a perspective view and a bottom view showing one embodiment of the subchamber structure of the present invention, Figures 3a and b, Figures 4a and b, and Figure 5.
Figures a and b are a perspective view and a bottom view showing other embodiments of the present invention, respectively, and Figure 6 is a partial sectional view showing a conventional sub-chamber structure fitted into a cylinder head. 1...Cylinder head, 2...Cylinder block,
3... Upper member, 4... Lower end member, 5... Nozzle hole, 6... Annular gasket, 7... Heat insulation spacer, 8... Main combustion chamber, 9... Hole, 10... Sub-chamber, 20... Cylinder head,
21... Subchamber insertion hole, 22... Piston, 23... Cylinder block, 24... Gasket, 25... Upper ceramic body, 26... Lower ceramic body, 27... Outer metal ring, 28... Subchamber, 29... Main combustion chamber,
30... Nozzle hole, 31... Fuel injection nozzle housing part, 32
... Glow plug housing part, 33, 34... Hole, 50...
Subchamber structure.
Claims (1)
ミツク体とそれらを一体的に保持する外周金属製
リングとより構成される内燃機関の副室において
、 上部セラミツク体と下部セラミツク体の外周面
形状を副室の軸方向からみて非円形にすると共に
、外周金属製リングの内周面形状を前記上部およ
び下部セラミツク体の外周面形状とほぼ同一形状
とすることにより、上部セラミツク体と下部セラ
ミツク体と外周金属製リングの三者を係止するこ
とを特徴とする内燃機関の副室構造。 ２ 前記外周金属製リングの外周面形状を副室の
軸線方向からみて非円形とすることにより、外周
金属製リングとシリンダヘツドを係止することを
特徴とする実用新案登録請求の範囲第１項記載の
内燃機関の副室構造。[Scope of Claim for Utility Model Registration] 1. In a pre-chamber of an internal combustion engine consisting of an upper ceramic body, a lower ceramic body having a nozzle hole, and a peripheral metal ring that holds them together, the upper ceramic body and the lower ceramic body By making the outer peripheral surface shape of the ceramic body non-circular when viewed from the axial direction of the sub-chamber, and by making the inner peripheral surface shape of the outer peripheral metal ring almost the same shape as the outer peripheral surface shape of the upper and lower ceramic bodies, the upper A pre-chamber structure for an internal combustion engine characterized by locking three parts: a ceramic body, a lower ceramic body, and an outer metal ring. 2. Utility model registration claim 1, characterized in that the outer circumferential metal ring is engaged with the cylinder head by making the outer circumferential surface shape of the outer circumferential metal ring non-circular when viewed from the axial direction of the sub-chamber. Pre-chamber structure of the internal combustion engine described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15566684U JPS6170533U (en) | 1984-10-17 | 1984-10-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15566684U JPS6170533U (en) | 1984-10-17 | 1984-10-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6170533U true JPS6170533U (en) | 1986-05-14 |
Family
ID=30713678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15566684U Pending JPS6170533U (en) | 1984-10-17 | 1984-10-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6170533U (en) |
-
1984
- 1984-10-17 JP JP15566684U patent/JPS6170533U/ja active Pending