Basket type filter (Basket type filter), is mainly composed of over charge, filter blue, flange, flange cover and fasteners and other components. When the liquid enters into the filter through the director of blue, solid impurities are blocked in the filter blue, while the clean fluid through the filter basket, discharged from the filter outlet when cleaning. When the head of the bottom of the drain plug, drain fluid, remove flange, cleaning and reinstall it. Therefore, maintenance is extremely easy to use.