| 摘要 |
A two-stroke internal combustion engine, comprising a diversion fin (1) and an allowance slot (2); the diversion fin (1) comprises a structure having flanges at two ends and a rectangular longitudinal section profile; the diversion fin (1) is clamped between a cylinder head (3) and a cylinder block (4); the diversion fin (1) extends along the diameter of the cylinder head (3) and is located between an air inlet channel (8) and an air exhaust channel (9), separating the air inlet channel (8) and the air exhaust channel (9); a transverse through groove (12) is provided at a position on the upper end of the diversion fin (1) corresponding to the oil nozzle of an oil injector (13); the allowance slot (2) is provided on a piston (5), and is located in the center of a combustor (10); the position of the allowance slot (2) corresponds to the position of the diversion fin (1). The internal combustion engine employs a structure of an overhead inlet valve, exhaust valve, oil injector and diversion fin, and solves the technical problems of a direct discharge of a part of unburned mixed gas, and discharge thereof with waste gas, increasing effective power and extending service life. |
