Loading and unloading equipment water supply device

The utility model relates to the field of port engineering, and provides a loading and unloading equipment water supply device. The system comprises a water tank and walking equipment, the walking equipment is located behind loading and unloading equipment and walks on a track where the loading and unloading equipment is located, the water tank is arranged on the walking equipment and connected with the loading and unloading equipment through a water taking pipe, and the water taking pipe is made of a flexible material. The walking device and the loading and unloading device share one rail, the water tank is arranged on the walking device, the walking device and the loading and unloading device can work synchronously, and therefore the water supply distance is not limited any more. The water tank is sealed, and bulk dust is difficult to enter; the water taking pipe is made of a flexible material, so that in the process of supplying water to the loading and unloading equipment, the water taking pipe is not eas