Piston connecting rod assembly

• Main Authors: LAN TANGJIE, XIANG BENJIE, WEI LIANGJIN, TIAN ZHANSHENG, WANG PENGCHENG
• Format: Patent
• Language: Chinese; English
• Published: 18.02.2022
• Subjects: BEARINGS; BLASTING; COMBUSTION ENGINES; COMBUSTION ENGINES IN GENERAL; CYLINDERS; ELEMENTS OR CRANKSHAFT MECHANISMS; ENGINEERING ELEMENTS AND UNITS; FLEXIBLE SHAFTS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS; INTERNAL-COMBUSTION PISTON ENGINES; LIGHTING; MECHANICAL ENGINEERING; PISTONS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; SEALINGS; SHAFTS; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model discloses a piston connecting rod assembly, belongs to the field of diesel engine parts, and solves the problem that an existing piston connecting rod assembly cannot be installed and matched with the compression ratio after a diesel engine is changed. The connecting rod comprises a piston and a connecting rod body, the connecting rod body comprises a small head and a large head, the small head and the large head are connected through a middle rod, the small head is rotationally connected with the piston through a pin shaft, the large head is rotationally connected with a crankshaft of the diesel engine, and the distance between the top face of the piston and the rotating center of the small head is 57-59 mm. The distance between the center of the small head and the center of the large head ranges from 227 mm to 228 mm, chamfering structures are arranged between the two ends of the middle rod and the small head and between the two ends of the middle rod and the large head, the small head is