JPS6170535U - - Google Patents
Info
- Publication number
- JPS6170535U JPS6170535U JP15566884U JP15566884U JPS6170535U JP S6170535 U JPS6170535 U JP S6170535U JP 15566884 U JP15566884 U JP 15566884U JP 15566884 U JP15566884 U JP 15566884U JP S6170535 U JPS6170535 U JP S6170535U
- Authority
- JP
- Japan
- Prior art keywords
- ceramic body
- ring
- metal ring
- stress relief
- key member
- 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.)
- Granted
Links
- 239000000919 ceramic Substances 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 2
- 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
- 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、副室の
軸線に沿つた断面図およびその−線に沿つて
切断したときの断面図、第３図ａ，ｂは上下方向
圧縮応力緩和リングと第１キー部材の一実施例を
示す斜視図、第４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…下側部材、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、３５…
上下方向圧縮応力緩和リング、３６…第１キー部
材、３７…第２キー部材、３８…キー溝、３９ａ
，３９ｂ…切欠き部、４０…係合部。
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
3A and 3B are cross-sectional views taken along the axis of the sub-chamber and cross-sectional views taken along the - line, respectively, showing one embodiment of the sub-chamber structure of the present invention. FIG. 4 is a perspective view showing an embodiment of the ring and the first key member, and is a partial sectional view showing a state in which a conventional sub-chamber structure is fitted into a cylinder head. 1...Cylinder head, 2...Cylinder block,
3... Upper member, 4... Lower member, 5... Nozzle hole, 6... Annular gasket, 7... Heat insulating 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, 35...
Vertical compressive stress relaxation ring, 36...first key member, 37...second key member, 38...key groove, 39a
, 39b...notch portion, 40...engaging portion.
Claims (1)
ツク体とこれらセラミツク体間に設けられた応力
緩和リング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、 応力緩和リングと接する上部セラミツク体と下
部セラミツク体の接触面の少なくとも一部に切欠
き部を設け、その切欠き部に係合する第１のキー
部材を応力緩和リングと一体に設けることにより
上部セラミツク体と下部セラミツク体を係止する
と共に、応力緩和リングと外周金属製リングとの
間に係合部を設け、その係合部を介して第２のキ
ー部材を外周金属製リングから突出する状態に設
けることにより、上部セラミツク体と下部セラミ
ツク体およびこれらと外周金属製リングとさらに
それらとシリンダヘツドとの間を係止することを
特徴とする内熱機関の副室構造。[Claims for Utility Model Registration] An internal combustion engine consisting of an upper ceramic body, a lower ceramic body having a nozzle hole, a stress relaxation ring provided between these ceramic bodies, and a peripheral metal ring that holds them together. In the subchamber of the engine, a notch is provided in at least a part of the contact surface of the upper ceramic body and the lower ceramic body that contact the stress relief ring, and the first key member that engages with the notch is the stress relief ring. By integrally providing the upper ceramic body and the lower ceramic body, an engaging portion is provided between the stress relief ring and the outer metal ring, and the second key member is connected to the outer circumference through the engaging portion. An auxiliary chamber of an internal heat engine, characterized in that an upper ceramic body, a lower ceramic body, an outer peripheral metal ring, and a cylinder head are engaged with each other by protruding from a metal ring. structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15566884U JPH029068Y2 (en) | 1984-10-17 | 1984-10-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15566884U JPH029068Y2 (en) | 1984-10-17 | 1984-10-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6170535U true JPS6170535U (en) | 1986-05-14 |
| JPH029068Y2 JPH029068Y2 (en) | 1990-03-06 |
Family
ID=30713680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15566884U Expired JPH029068Y2 (en) | 1984-10-17 | 1984-10-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH029068Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0614441U (en) * | 1992-07-29 | 1994-02-25 | いすゞ自動車株式会社 | Subchamber engine with split subchamber ring |
-
1984
- 1984-10-17 JP JP15566884U patent/JPH029068Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0614441U (en) * | 1992-07-29 | 1994-02-25 | いすゞ自動車株式会社 | Subchamber engine with split subchamber ring |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH029068Y2 (en) | 1990-03-06 |
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