A quick change instrument that is used for engine oil drain pan to screw up quick -witted joint

• Main Authors: SHI DONGXU, WANG JING, JIA XIAOYU, GAO TINGTING, LI JIAFU, LIU HUAJUN, WANG LIANG, ZHENG CHENGYU, ZHANG YUANHAI, WU ZHENGNAN, SUN CHEN, SUN HUIQIANG
• Format: Patent
• Language: Chinese; English
• Published: 13.07.2018
• Subjects: HAND TOOLS; MANIPULATORS; PERFORMING OPERATIONS; PORTABLE POWER-DRIVEN TOOLS; TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FORFASTENING, CONNECTING, DISENGAGING OR HOLDING; TRANSPORTING

The utility model provides a quick change instrument that is used for engine oil drain pan to screw up quick -witted joint which the technical essential lies in: including connecting the body, compression spring, sliding sleeve, retaining ring and connecting the square head, the inboard of the joint body is seted up the cross -section and is square shaft hole, it is internal to connect the squarehead attachment plug, and connects the internal below of connecting the square head that is in and seted up the spanner jack, the outside that connects the body is the step shaft, and its thinner oneend overcoat has a sliding sleeve, be equipped with compression spring between the sliding sleeve and the joint body, the retaining ring cutting ferrule is in compression spring's top outside connecting the thinner one end of the body. Through the utility model discloses the oil pan that can make the engine is screwed up the joint of machine and is connected with spanner fast settling to it changes to be convenient for to