Hydraumatic oil changing device of wind generating set gear box

• Main Authors: ZHAO SHUFU, TAN FUYANG
• Format: Patent
• Language: Chinese; English
• Published: 04.07.2012
• Subjects: BLASTING; ENGINEERING ELEMENTS AND UNITS; GEARING; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; LUBRICATING; MECHANICAL ENGINEERING; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model relates to an oil changing device, and particularly relates to a hydraumatic oil changing device of a wind generating set gear box, which can be applied in the field of wind energy and is used for tower footing, namely fan gear box lubricating oil can be replaced. The hydraumatic oil changing device of the wind generating set gear box comprises a gear box and an oil tank, wherein a gear pump is communicated with the oil tank through the pipelines, and the gear pump is driven by a motor; the gear pump is connected with a refined oil filter through the pipelines, the refined oil filter is connected with an oil discharge outlet of the gear box through the pipelines, and a hand-operated direction valve is arranged on a pipeline between the gear pump and the refined oil filter; and a first branching pipeline is arranged on a pipeline between the hand-operated direction valve and the refined oil filter, and an end part of the first branching pipeline is provided with an overflow valve. The hydraul