The utility model discloses a five-valve pipeline layout structure for a forklift three-level all-free portal frame. The five-valve pipeline layout structure comprises a first pipeline, a second pipeline and a third pipeline symmetrical with the second pipeline. The first pipeline comprises a first rubber wheel arranged at the upper end of a middle portable frame, a first fixed four-way connector arranged at the lower end of an inner portal frame, and a second rubber wheel arranged on the lateral side of the upper end of a front lifting cylinder, one end of a first rubber tube is connected with a forklift multi-way valve, the other end of the first rubber tube is wound around the first rubber wheel to be connected with the first fixed four-way connector, one end of a second rubber tube is connected with a forklift attachment, and the other end of the second rubber tube is wound around the second rubber wheel to be connected with the first fixed four-way connector. The second pipeline comprises a first dual rubber wheel arranged on the right side of a top rail of the middle portable frame, a second fixed four-way connector arranged on the right side of the lower end of the inner portal frame, and a quadruple rubber wheel arranged above the upper end of the front lifting cylinder, one end of a third rubber rube is connected with the forklift multi-way valve, the other end of the third rubber tube is wound around the first dual rubber wheel to be connected with the second fixed four-way connector, one end of a fourth rubber tube is connected with the forklift attachment, and the other end of the fourth rubber tube is wound around the right side of the quadruple rubber wheel to be connected with the second fixed four-way connector.