Low-temperature brine and crushed ice preparation roller

A low-temperature saline water and crushed ice preparation roller is used for preparing low-temperature saline water and crushed ice, and comprises a lining made of an insulator and provided with a partition; the covering layer is made of a material as a conductor; the covering layer covers the outer side face of the lining in a surrounding mode, the covering layer is divided by the partition, thecovering layer forms a ring which cannot be closed under the action of the partition, the covering layer is provided with a first power source contact point and a second power source contact point, and the first power source contact point and the second power source contact point are connected into an external power source to enable current to circulate in the covering layer. 一种低温盐水和碎冰制取轧辊，用于制备低温盐水和碎冰，其包括：内衬，内衬材料为绝缘体，内衬上有隔断；覆盖层，覆盖层为材料为导体，覆盖层环绕覆盖在内衬的外侧面，隔断将覆盖层分割，覆盖层在隔断的作用下形成一个无法封闭的环形，覆盖层上有第一电源接触点和第二电源接触点，第一电源接触点和第二电源接触点接入外部电源使得覆盖层内有电流流通。