Piston with oil inlet water conservancy diversion structure

• Main Authors: QU QINGSONG, FAN HAOKAI, LI QIANKUN
• Format: Patent
• Language: Chinese; English
• Published: 08.01.2019
• Subjects: ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES; BLASTING; COMBUSTION ENGINES; COOLING OF INTERNAL-COMBUSTION ENGINES; COOLING OF MACHINES OR ENGINES IN GENERAL; CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ENGINE PLANTS IN GENERAL; HEATING; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS; LIGHTING; MACHINES OR ENGINES IN GENERAL; MECHANICAL ENGINEERING; STEAM ENGINES; WEAPONS

The utility model provides a piston with oil inlet water conservancy diversion structure, cold oil way in being equipped with in the piston crown of piston, the piston crown is equipped with the depressed area towards one side of piston skirt portion, the oil inlet that interior cold oil was said is located the depressed area, the depressed area is encircleed the oil inlet sets up to flow guidingareas. The utility model discloses the department is equipped with flow guiding areas at the piston oil inlet, and when great, no matter where the piston is in at quick -witted oil spray nozzle's inclination, and quick -witted oil spray nozzle spun oil stream can both be accepted by flow guiding areas to through flow guiding areas drainage to oil inlet, in cold oil is said in getting into, so as to furthest gathering machine oil spray nozzle spun machine oil. 种具有进油口导流结构的活塞，所述活塞的活塞头部内设有内冷油道，所述活塞头部面向活塞裙部的侧设有凹陷区，所述内冷油道的进油口位于所述凹陷区；所述凹陷区环绕所述进油口并设置为导流区。本实用新型在活塞进油口处设有导流区，在机油喷嘴的倾角较大时，无论活塞处于什么位置，机油喷嘴喷出的油束都能由导流区来承接，并通过导流区引流至进油口