Hand-made papermaking method of bamboo dragonfly

Handmade paper bamboo dragonfly is made as follows:

Material preparation: three rectangular pieces of paper.

1. Fold three rectangular pieces of paper into strips of the same size and wrap the eggplant.

2. Fold in half and press tightly.

3. Take out two of them and cross them.

4. The third item passes through two intersecting items.

5. Tighten and tidy the shape. The bamboo dragonfly is ready.

Characteristics of bamboo dragonfly

1, modeling and structure

The shape of bamboo dragonfly is T-shaped, which consists of a bamboo pole and two leaves. The blade looks like a spiral, and it is also like the top of China. This simple design allows bamboo dragonflies to fly high and satisfy people's yearning for the sky.

2. Principles

The flying principle of bamboo dragonfly is based on mechanics. When the bamboo dragonfly is rotated by hand, the blade will get lift due to the air reaction thrust, thus making the bamboo dragonfly rotate and fly to the sky. When the lift is weakened, the bamboo dragonfly will fall to the ground.

3. Relationship with helicopters

The shape and flight principle of bamboo dragonfly are similar to those of helicopter. The wings of a helicopter are like the wings of a bamboo dragonfly, which made the design of the bamboo dragonfly have an impact on the invention of the helicopter later.

4. Relationship with Doraemon

Friends who are familiar with Doraemon may have an impression of the propeller on Doraemon's head, which is similar to bamboo dragonfly, so bamboo dragonfly is also called "children's toy bamboo dragonfly".

5. Historical importance

Bamboo dragonfly has been a toy for children in China since it was made in China in 500 BC. Historically, bamboo dragonfly was considered as an attractive toy. Its existence not only brings joy to children, but also stimulates their yearning for the sky and their desire to explore.

6, the influence in modern times

As an ancient toy in China, bamboo dragonfly not only played an important role in history, but also has important significance in modern times. It is regarded as one of the representatives of China's traditional culture and a window to show China's wisdom and creativity to the world. At the same time, bamboo dragonfly has also become a link of cultural exchange, promoting the exchange and integration of Chinese and foreign cultures.

7. Cultural significance

Bamboo dragonfly is not only a toy, but also has profound significance in the cultural history of China. It represents China people's understanding and yearning for the sky and nature, and embodies the initial exploration and practice of human flight.