Lubricating oil filtering device

The utility model provides a lubricating oil filtering device which relates to the technical field of lubricating oil filtering and comprises a base, a circular groove is formed in the center of the top end of the base, a filtering mechanism is arranged in the circular groove and comprises an adsorption layer, and a supporting plate is arranged in the adsorption layer and close to the top end. A plurality of magnet grooves are formed in the top end of the supporting plate at equal intervals from left to right, square grooves are formed in the top end of the supporting plate and located between the magnet grooves, a fine filter screen is arranged at the bottom of the supporting plate and located in the adsorption layer, and a filter layer is arranged at the top end of the adsorption layer; the stirring frame is matched with the filter plate, so that lubricating oil can be effectively stirred, internal impurities are uniformly distributed, the workload of the filter screen is reduced, the filtering efficiency i