Food-grade white oil hydrogenation preparation device

The invention relates to the field of petroleum processing, and discloses a food-grade white oil hydrogenation preparation device which is provided with a distributor comprising a mixing pipe and a cover hood, an annular pipe which penetrates through the mixing pipe and is provided with a lower hole in the mixing pipe, a hydrogenation pipe communicated with the annular pipe and a conical cavity arranged at the lower part of the mixing pipe, the raw oil is fully mixed with hydrogen sprayed out of the lower opening when flowing through the conical cavity of the mixing pipe; the catalyst packing is divided into a plurality of groups of concentric circular rings by arranging the bearing cylinder comprising the bottom net disc provided with the oil leakage holes, the annular net cylinder provided with the air holes and provided with the opening in the lower end and the central net cylinder, so that heat loss and hydrogen supplementation in the catalyst packing are facilitated. 本发明涉及石油加工领域，公开了一种食品级白油加氢制备装置，食品级白油加氢制