DD230604A3 - CYLINDER HEAD FOR AN AIR-COOLED ENGINE WITH SELF-DELIVERY - Google Patents
CYLINDER HEAD FOR AN AIR-COOLED ENGINE WITH SELF-DELIVERY Download PDFInfo
- Publication number
- DD230604A3 DD230604A3 DD25243283A DD25243283A DD230604A3 DD 230604 A3 DD230604 A3 DD 230604A3 DD 25243283 A DD25243283 A DD 25243283A DD 25243283 A DD25243283 A DD 25243283A DD 230604 A3 DD230604 A3 DD 230604A3
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- γολοβκη
- cylinder
- cylinder head
- nepece
- äha
- Prior art date
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F1/00—Cylinders; Cylinder heads
- F02F1/24—Cylinder heads
- F02F1/26—Cylinder heads having cooling means
- F02F1/28—Cylinder heads having cooling means for air cooling
- F02F1/30—Finned cylinder heads
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F1/00—Cylinders; Cylinder heads
- F02F1/24—Cylinder heads
- F02F2001/248—Methods for avoiding thermal stress-induced cracks in the zone between valve seat openings
Abstract
Die Erfindung betrifft luftgekuehlte Motoren mit Selbstzuendung und loest das Problem der Waermeabfuhr von Stellen erhoehter thermischer Belastung der Zylinderkoepfe unter Beachtung der Forderung nach Begrenzung des Auftretens von Temperaturrissen. Das Wesen der Erfindung besteht in Folgendem: Der Zylinderkopf des betrachteten Typs ist mit Kuehlrippen versehen, die sich ueberwiegend an den Kopfwaenden befinden. Der Bereich des Steges mit der Einspritzduese ist vom Zylinderkopfboden durch Spalte getrennt, die im Querschnitt mit der Bodenebene einen spitzen Winkel bilden und auf die Kopfwaende gerichtet sind. Die Zylinderachse durchlaeuft ein Dreieck, dessen Ecken von den Schnittpunkten der Ventil- und Einspritzduesenachsen mit der Zylinderbodenebene (Zylinderkopfboden) gebildet werden. Im Querschnitt vergroessern sich diese Spalte in Richtung vom Boden weg.The invention relates to air-cooled self-inflating engines and solves the problem of heat removal from locations of increased thermal stress on the cylinder heads while respecting the requirement for limiting the occurrence of temperature cracks. The essence of the invention consists in the following: The cylinder head of the type considered is provided with cooling ribs, which are mainly located on the head walls. The region of the bridge with the injection nozzle is separated from the cylinder head floor by gaps which form an acute angle in cross-section with the ground plane and are directed towards the head wall. The cylinder axis passes through a triangle whose corners are formed by the intersections of the valve and Einspritzduesenachsen with the cylinder bottom plane (cylinder head floor). In cross-section, these gaps increase in the direction away from the ground.
Description
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JlJiS ΒΗΠΟΛΗΘΗΗΗ BHffleyKaSaHHHX TpeÖOBaHHÄ HBΛΗΒΤΟΗ HaHÖOJiee BHΓ0,5" HHMh/ ΛΛΗ flaHHOrO ΤΗΠβ ΓΟΛΟΒΚΗ / yΓΛH,θ6ρθ3ΟΒβΗΗΗβ ^HCTaHIiHHHH-aasopaMH 6,' 7 Ό πλοοκοοτββ ^Ha 3 γολοβκη 1, 6θΛΐ>πΐβ, *ieii 60°· JlJiS ΒΗΠΟΛΗΘΗΗΗ BHffleyKaSaHHHX TpeÖOBaHHÄ HBΛΗΒΤΟΗ HaHÖOJiee BHΓ0,5 "HHMh / ΛΛΗ flaHHOrO ΤΗΠβ ΓΟΛΟΒΚΗ / yΓΛH, θ6ρθ3ΟΒβΗΗΗβ ^ HCTaHIiHHHH-aasopaMH 6, '7 Ό πλοοκοοτββ ^ Ha 3 γολοβκη 1, 6θΛΐ> πΐβ, * ieii 60 ° ·
sasopoB 6, 7 RJia κχ ΗΗΧΗβίί qacTH sto BepxHÄH ^aCTb KoTopHX oöpaayeT c 3 γολοβκη 1 yroj B flnanasoHe οτ 30° äo 60°.sasopoB 6, 7 RJia κχ ΗΗΧΗβίί qacTH sto BepxHÄH ^ aCTb KoTopHX oöpaayeT c 3 γολοβκη 1 yroj BnnanasoHe οτ 30 ° äo 60 °.
Claims (1)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CS496882A CS226990B1 (en) | 1982-07-01 | 1982-07-01 | Cylinder head ofair-cooled diesel engines |
Publications (1)
Publication Number | Publication Date |
---|---|
DD230604A3 true DD230604A3 (en) | 1985-12-04 |
Family
ID=5393602
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DD25243283A DD230604A3 (en) | 1982-07-01 | 1983-06-28 | CYLINDER HEAD FOR AN AIR-COOLED ENGINE WITH SELF-DELIVERY |
Country Status (6)
Country | Link |
---|---|
CS (1) | CS226990B1 (en) |
DD (1) | DD230604A3 (en) |
DE (1) | DE3323593C2 (en) |
GB (1) | GB2124702B (en) |
RU (1) | RU1820016C (en) |
SU (1) | SU1291715A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4844030A (en) * | 1985-12-12 | 1989-07-04 | Cummins Engine Company, Inc. | Thermal fatigue resistant cylinder head |
AT413859B (en) * | 2003-03-21 | 2006-06-15 | Avl List Gmbh | Internal combustion engine |
US6874479B2 (en) | 2003-03-21 | 2005-04-05 | Avl List Gmbh | Internal combustion engine |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB823837A (en) * | 1957-04-02 | 1959-11-18 | Gen Motors Corp | Improvements in or relating to the manufacture of cast members adapted to form parts of combustion chambers |
DE1267028B (en) * | 1964-09-18 | 1968-04-25 | Kloeckner Humboldt Deutz Ag | Cylinder head of a four-stroke reciprocating internal combustion engine |
-
1982
- 1982-07-01 CS CS496882A patent/CS226990B1/en unknown
-
1983
- 1983-06-24 SU SU837773028A patent/SU1291715A1/en active
- 1983-06-24 RU SU7773028 patent/RU1820016C/en active
- 1983-06-28 DD DD25243283A patent/DD230604A3/en not_active IP Right Cessation
- 1983-06-29 GB GB08317645A patent/GB2124702B/en not_active Expired
- 1983-06-30 DE DE19833323593 patent/DE3323593C2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
RU1820016C (en) | 1993-06-07 |
GB2124702B (en) | 1985-11-20 |
CS226990B1 (en) | 1984-04-16 |
SU1291715A1 (en) | 1987-02-23 |
GB2124702A (en) | 1984-02-22 |
GB8317645D0 (en) | 1983-08-03 |
DE3323593C2 (en) | 1989-04-06 |
DE3323593A1 (en) | 1984-01-05 |
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