Four-cylinder diesel engine cylinder body

The utility model discloses a four-cylinder diesel engine cylinder body, which comprises a four-cylinder cylinder body. The cylinder body is provided with a main shaft hole and a water pumping chamber, wherein the main shaft hole comprises a front-end main shaft hole, a rear-end main shaft hole and...

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Bibliographic Details
Main Authors SUN DEZHENG, LIU HONGCHI
Format Patent
LanguageChinese
English
Published 10.03.2010
Subjects
ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
BLASTING
COMBUSTION ENGINES
CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES
HEATING
HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
LIGHTING
MECHANICAL ENGINEERING
WEAPONS
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Summary:The utility model discloses a four-cylinder diesel engine cylinder body, which comprises a four-cylinder cylinder body. The cylinder body is provided with a main shaft hole and a water pumping chamber, wherein the main shaft hole comprises a front-end main shaft hole, a rear-end main shaft hole and a middle main shaft hole; and thrust spigots are arranged on two sides of the rear-end main shaft hole, the diameter phi D1 of the thrust spigots is phi 106mm plus or minus 1.0mm, the outer port depth B2 of the thrust spigots is 2.0mm plus or minus 0.10mm and the intermediate depth B3 of two thrustspigots is 37mm plus or minus 0.10mm. After adopting the technical scheme, the utility model improves the mechanical properties, prevents the occurrence of serial faults of a diesel engine caused by acomplicated stress state which is brought by the incapability of bearing the overhigh power of the diesel engine, improves the space for re-optimizing parameters related to the rigidity and the strength of a crankshaft, avoid
Bibliography:Application Number: CN2009224706U