Lubricating oil pump inlet filtering device convenient to disassemble

The utility model belongs to the technical field of aero-engines, and discloses a lubricating oil pump inlet filtering device convenient to disassemble, an internal thread through hole communicated with an oil inlet channel is formed in the end portion of an outer shell of a lubricating oil pump, a filter screen assembly is of a cylindrical filter screen structure, one end of the filter screen assembly is of an external thread structure, and the other end of the filter screen assembly is a filter screen. The filter screen assembly is connected into the internal thread through hole in a threaded fit mode, the end of the filter screen is an opening communicated with an inlet runner of the lubricating oil pump, the side face of the filter screen is of a filtering structure and communicated with an oil inlet cavity of the lubricating oil pump, and the inlet runner of the lubricating oil pump is communicated with the oil inlet cavity only through the filter screen. According to the utility model, the filter screen