Motor direct drive type vertical pump and guide bearing thereof

The utility model relates to a motor direct drive type vertical pump and a guide bearing thereof, the guide bearing comprises a cylindrical body and a bearing sleeve sleeved outside the body, a lubricating groove used for lubrication and heat dissipation is formed on the inner wall surface of the body, and the lubricating groove is spiral. According to the guide bearing applied to the motor direct drive type vertical pump, the vibration value of the vertical pump can be obviously reduced in the operation process of the vertical pump, and lubricating media can circulate in the operation process to achieve the lubricating and cooling effects. 本实用新型涉及一种电机直驱式立式泵及其导轴承，所述导轴承包括筒状的本体以及套设于所述本体外的轴承套，所述本体的内壁面形成有用于润滑和散热的润滑槽，所述润滑槽呈螺旋型。本实用新型所构造的应用于电机直驱式立式泵的导轴承，可以使得该立式泵在运行的过程中，明显地降低其振动值，还可以在运行过程中流通润滑介质以起到润滑和降温的效果。