Vertical oil cooler

The utility model relates to the technical field of oil coolers, in particular to a vertical oil cooler which comprises a base, an oil cooler body is fixedly connected to the upper surface of the base, and a first oil collecting tray and a second oil collecting tray are fixedly connected to the side wall of the top and the side wall of the bottom in the oil cooler body respectively. Four groups of cooling mechanisms which are distributed in an annular array are arranged between the first oil collecting tray and the second oil collecting tray, each cooling mechanism comprises a cooling pipe and a water collector, the side wall of each water collector is connected with the corresponding water collector by arranging a connecting mechanism, and every two adjacent cooling pipes are communicated by arranging a second connecting pipe; every two adjacent water collectors are communicated through a first connecting pipe, the four second connecting pipes located at the top are all communicated with a first oil collecti