Provided is a liquefied butane recycling device. An output shaft of a motor penetrates the middle of a rotation device, an air way shell is a columnar shell with an opening in one side, a through holeis formed in the other side of the air way shell, a groove is formed in the outer portion of the air way shell, a columnar cyclone air way is formed in the air way shell, one end of the cyclone air way is connected with the through hole in the other side of the air way shell, a partition board is fixedly connected with the outer side of the cyclone air way, one end of the partition board is connected with the outer wall of the cyclone air way, the other end of the partition board is connected with the inner wall of the air way shell, an air flow partition board is arranged on the other side of the air way shell, and the air flow partition board is a round shell with an opening in one side. Liquid in a lighter can be rapidly drained, remaining liquid in each lighter can be transferred to one storage bottle, and the liquid can be recycled.