Oil return pipe structure of oil injector

• Main Authors: ZHAO XIONG, HU YINGPING, WANG JIE, YANG XUJIANG
• Format: Patent
• Language: Chinese; English
• Published: 19.07.2022
• Subjects: BLASTING; COMBUSTION ENGINES; HEATING; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS; LIGHTING; MECHANICAL ENGINEERING; SUPPLYING COMBUSTION ENGINES IN GENERAL, WITH COMBUSTIBLEMIXTURES OR CONSTITUENTS THEREOF; WEAPONS

The oil return pipe structure comprises an oil return pipe, inner rubber rings and a hoop, and further comprises a rubber sheath, a threaded rod and a nut, the inner rubber rings are arranged at the two ends in the oil return pipe respectively, the inner rubber rings are connected with the inner wall of the oil return pipe in a glued mode, the hoop is arranged on the oil return pipe in a sleeved mode, the rubber sheath is arranged at one end of the hoop, and the threaded rod is connected with the nut. Corresponding mounting lugs are arranged at the two ends of the clamping hoop respectively. The whole oil return pipe structure of the oil injector is good in use stability, is provided with a good sealing auxiliary component and a good protection mechanism for preventing the pipeline from being excessively bent, so that the service life of the whole pipeline is greatly prolonged, the oil injector is more stable in use, and the practicability is higher. 本实用新型公开了一种喷油器回油管结构，包括回油管、内橡胶环和卡箍，还包括橡胶护套、螺纹杆和螺母，所述回油管内两端分别设