Easily assembled and disassembled mounting mechanism for fuel filter

The mechanism comprises a shell, the upper end of the shell is in threaded connection with a cover body with an oil inlet pipe in the middle, an annular block is arranged at the lower end in the cover body, an arc-shaped plate communicated with the oil inlet pipe is movably connected into the annular block, and an arc-shaped connecting block is arranged on the lower end face of the arc-shaped plate. A filter element is arranged below the arc-shaped connecting block, an upper arc frame and a lower arc frame are arranged at the upper end and the lower end of the filter element respectively, a mounting block is arranged on the outer wall of the upper arc frame, an L-shaped groove corresponding to the mounting block is formed in the inner wall of the arc-shaped connecting block, the upper arc frame is clamped with the L-shaped groove through the mounting block, and an oil outlet is formed in the lower end of the shell; according to the utility model, by arranging the rotatable arc-shaped plate, the mounting block