Protective fixing seat for pipeline on engineering machinery and engineering machinery

The utility model discloses a protective fixing seat for a pipeline on engineering machinery and the engineering machinery. The protective fixing seat comprises a base, a cover plate, a hoop and a fastener, the rear surface of the base is fixed on a working device plate, and the length of the base is determined according to the length of a fixed pipeline; the rear surface of the cover plate is fixed on the front surface of the base, the length of the cover plate is the same as that of the base, the bottom surface of the cover plate extends out of the base, and a shielding space is formed between the extending part and the base; a plurality of hoops are arranged on the bottom face of the base at intervals through fasteners, and pipelines are fixed to the hoops. A plurality of hoops are arranged on the front face of the cover plate at intervals through fasteners, and pipelines are fixed to the hoops. The pipeline fixing device is simple in structure, safe and reliable in performance, wide in application range,