Crankshaft for compressor, compressor and refrigeration equipment

The utility model relates to the technical field of compressors, and discloses a crankshaft for a compressor, which comprises a short shaft section and an eccentric shaft section fixed at the upper end part of the short shaft section, and further comprises an oil guide channel which is obliquely arranged at an included angle relative to the axis of the short shaft section and penetrates through the interiors of the short shaft section and the eccentric shaft section; the oil inlet is formed in the bottom end face of the short shaft section and communicated with the lubricating oil pool; the first oil outlet is formed in the upper end face or the side wall face of the eccentric shaft section; under the condition that the short shaft section and the eccentric shaft section rotate, generated centrifugal force can suck a lubricating medium in the lubricating oil pool into the oil guide channel through the oil inlet, and the lubricating medium can flow out of the oil guide channel through the first oil outlet. Acc