Compressor pump structure and compressor

A compressor pump structure, comprising a rotating shaft, a piston, a cylinder, a cylinder sleeve, an upper flange and a lower flange, a central axis of the rotating shaft being arranged eccentrically with respect to a central axis of the cylinder, the rotating shaft being slidably arranged in the piston, the piston being movably arranged in the cylinder and forming two volume-variable chambers with the cylinder;

• the piston comprising two first sliding planes arranged opposite one another and two first contacting planes arranged opposite one another, the first contacting plane on the upper side being in sealing contact with the upper flange, and the first contacting plane on the lower side being in sealing contact with the lower flange,
• wherein the compressor pump structure further comprises a rolling assembly, the cylinder being rotatably arranged within the cylinder sleeve, and the rolling assembly being arranged between the cylinder and the cylinder sleeve and forming rolling contact with the cylinder and the cylinder sleeve respectively.