What is a lantern? What's the use?

principle of the lantern: the lantern is made according to the principle that hot air rises to generate thrust.

The lantern is a kind of lantern. It uses the rising hot airflow generated by the candle lit inside the lantern to push the upper blade inside the lantern and drive the bearing connected with the blade to make the bearing rotate.

The bearing is connected with paper-cut, and the shadow of paper-cut is cast on the four walls of the lantern by candlelight, and the paper-cut keeps moving, which forms the continuous progress of the projection on the four walls of the lantern, thus producing the phenomenon of animation.

Method of making the lantern. Materials Prepare your own tools and materials for making the lantern. Such as; Scissors, glue, pencils, rulers, compasses, square or round pieces of paper, a section of thin iron wire (2cm), and buttons.

manufacturing steps:

cut the paper into a circle as shown in the figure, with the diameter of the square 36×14CM circle of 12CM, the square as a cylinder and the round as a top cover (wind wheel).

cut one end of the cylinder into many small teeth, and stick glue on it so as to stick the top cover.

as a wind wheel on the top cover, cut out eight small windows and doors in the center of the circular paper, and each window and door is half open, with the same direction.

after finishing, stick it on the cylinder, use thin iron wire as a bracket, make it into a double ring to cover the candle, and the tip is pressed against the center of the top cover. For durability, a snap button is embedded in the center of the candle as a bearing.