Demulsification, dehydration and filter pressing integrated equipment for hydrate oil sludge

The utility model relates to the technical field of oil sludge treatment, and discloses hydrate oil sludge demulsification, dehydration and filter pressing integrated equipment which comprises a reaction kettle, a heat pump, a high-pressure gas tank, a buffer tank, an oil-water separation tank, an oil tank and a water tank, the reaction kettle, the buffer tank and the oil-water separation tank are sequentially communicated, the oil tank and the water tank are respectively connected with the oil-water separation tank, the heat pump is used for controlling the temperature of the reaction kettle, the high-pressure gas tank is communicated with the reaction kettle and filled with carbon dioxide, and a bottom pressure release valve is arranged at the bottom of the reaction kettle and controls substances in the reaction kettle to be discharged into the buffer tank. A top pressure release valve is arranged at the top of the reaction kettle. According to the scheme, the polarity of carbon dioxide is utilized to destr