Quick connection type grease gun

The utility model relates to a quick connection type grease gun which comprises a gun head, the gun head comprises a quick connection device which is used for being in quick contact with or separated from a barrel body of a grease barrel during operation, the gun head comprises a gun head inner wall and a gun head outer wall, the quick connection device comprises a clamping spring and an actuator connected with the clamping spring, the clamping spring is arranged on the gun head inner wall, and the actuator is arranged on the gun head inner wall. And the actuator is arranged on the outer wall of the gun head and is actuated or released to realize the change of the diameter of the clamp spring. 本实用新型涉及一种快接式黄油枪，其包括枪头，枪头包括快速连接装置以用于在操作时与黄油筒的筒身实现快速接触或分离，枪头包括枪头内壁和枪头外壁，快速连接装置包括卡簧和与卡簧连接的致动器，卡簧设置在枪头内壁上，致动器设置在枪头外壁上并且被致动或释放以实现卡簧的直径的变化。