Three-cylinder parallel type air compressor

The utility model relates to the technical field of air compressors, and discloses a three-cylinder parallel type air compressor which comprises an air tank, a supporting frame is installed on one side of the top of the air tank, three cylinders are installed on the supporting frame, the three cylinders communicate with an air pipe, one end of the air pipe communicates with a drying pipe, and the bottom of the drying pipe is fixedly communicated with the air tank. Water absorption cotton is arranged on the inner wall of the drying pipe, a driven shaft is rotationally installed in the supporting frame, three cranks are rotationally connected to the driven shaft, the tail end of each crank is rotationally connected with a piston rod, and each piston rod is movably connected into one air cylinder. According to the air compressor, the multiple air cylinders are arranged in parallel to do work, air is compressed and conveyed into the air tank together, the air compression efficiency of the air compressor is improv