Chapter 269

Luo Tiandu did remember that the windmill was not very complicated, and the principle was very simple, almost every household in the countryside had it.She took a pen and paper, and sketched a picture of a windmill. It was really a sketch, the horizontal lines were not straight and the vertical lines were crooked, and the round belly was drawn in a strange shape.

Old Man Wu looked at her graffiti and laughed. Luo Tian also knew that he had no talent for drawing, so he was not annoyed when Old Man Wu made fun of him, and said, "It's about this, you can see it, right?"

Old Man Wu laughed, picked up the blueprint and looked at it carefully. Luo Tiandu's drawing was really not level. , no one like you can understand."

Luo Tiandu said: "Okay, if there is anything you don't understand, just ask me again."

Old man Wu put the few pieces of draft paper under his arm, and went back to draw the drawings.

Two days later, old man Wu came to Luo Tiandu again, handed her a neatly drawn blueprint, and said, "Look, young lady, is it like this?"

The drawing was much more horizontal than Luo Tiandu's, horizontal and vertical, and a cross-sectional view of the windmill's leaves and shaft was drawn on the side, and many annotations were added, including how thick the wood was, how long the boards were, and what was underneath. The height of the funnel of the blown grain is clearly marked, which is clear at a glance.

Luo Tian was greatly admired. She asked herself that if someone else gave her such a sketch, she would have no clue at all. This old Wu still has two brushes under his hands.

"This is it."

Old man Wu nodded: "This is a skillful sect. It's not difficult to build. The young lady has also learned this craft?" He was really curious, not to mention that Luo Baisu was a scholar. Someone in the Luo family knows it, most of it is passed down from father to son, from son to grandson, and will never be passed on to her daughter. So where did she learn it?

Luo Tiandu smiled and said, "I figured it out after reading "Mojing", "Gongshujing", and "Heavenly Creation". Speaking of which, I was inspired by the old man making kites. Just now I saw my mother in the yard Sifting mung beans, the intact beans are full and heavy, but the dust, shriveled shells and broken beans are very light. I think of the kite made by the old man. It is very useful, and it can hold up even tens of kilograms of heavy objects. If there is a way to control the wind speed so that the wind is strong enough to blow out these impurities, but not big enough to blow the intact beans, then it will be fine. It is very convenient to blow beans, not only beans, but also rice, wheat, and even pounded rice.”

When she said this, Luo Tian was actually very guilty. This feeling of blatantly plagiarizing the wisdom and experience of the working people made her feel very ashamed. However, this windmill is actually a good thing that is beneficial to people's livelihood. Acting as a female Luban once.

Old Man Wu was a little thoughtful, but he didn't ask any more questions. The two discussed it carefully to see if there was anything to modify. In fact, Luo Tian only had a concept in his mind, and even knew what it looked like. , but when it comes to starting hands, she doesn't know how to do it at all, and she still has to rely entirely on old man Wu.

Because some time ago, the city has been repairing east and west, and the wood is ready-made, so Luo Tiandu asked people to fetch the wood, and piled them in the yard of old man Wu. The ink line started to get busy.

Originally, Luo Tian thought that old man Wu was already old. Although the carpentry work was not as tiring as the blacksmith's work, it was still a laborious work. At first, he wanted to find two apprentices for him to help him with some rough work. It is equivalent to a family heirloom. Not everyone is willing to take in apprentices and pass on their unique skills to others, so they don't ask any more.

For several days in a row, old man Wu was really bored in the house and started tinkering with the windmill, and he didn't bother Luo Tiandu any more. He even sent someone to deliver his meals to the yard for him.Luo Tian saw that he finally had a serious job to do, he stopped thinking about how to put on wings and fly in the sky like a bird all day long, and he was relieved to ignore him, and planned to wait for the windmill to be built, and then let him do more tinkering Things to do, such as threshing machines or something.

In July, the weather became hotter and hotter. Luo Tian couldn't sleep almost all night. She only took a nap in the morning, so she moved the boxing time to midnight. After boxing and taking a shower, she could cool off for a while.

On this day, just as Luo Tian fell asleep in a daze, he heard the voices of someone outside, men and women, old and young, and children's cheerful cries.

Luo Tiandu covered his face with a pillow and blocked his ears, and his voice was indeed quieter. However, the weather was hot, and with the pillow covering his face, the heat became unbearable after a while, and his head and face were covered with sweat.

Luo's pillows are not like porcelain pillows or wooden pillows in other households, especially for officials and officials. Men have to get up in the middle of the night, and there is no time to comb their hair. Many people do not remove their hair when they sleep. Sleeping on porcelain pillows will not mess up their hair. After a little care, you can go out.Luo Tian is not used to sleeping. She always thinks that the pillow is too high and too hard, so that the back of her head is blue. The pillows she sleeps on are all sewn with cloth and filled with soft pillows like old silk floss. , very comfortable. As for the hair, when I lived in Luojia Village, my family was poor, and she was young at that time, and she didn't pay much attention to it. She didn't care to find a ribbon, and tied her hair casually. It was Luo Bai later. Su became an official, and her family was more affluent, so she seldom paid attention to it.

Luo Tian threw the pillow away irritably, turned over and continued to sleep, but it was too noisy outside, thinking she couldn't fall asleep, she sat up irritably, and shouted outside: "Don't make noise, don't make noise, let's make noise again!" Let no one sleep."

But no one paid attention to her.

She was so angry that she woke up and didn't want to sleep anymore. She ran out with disheveled hair, and there was no one outside. Even Luo Mingdu, who valued her the most, was nowhere to be seen at the moment. The sound sounded like the yard next to her. When it came out, she followed the call to Uncle Wu's yard, and was stunned for a moment.

In the middle of the yard stood a strange wooden guy, about as high as a person’s hand reached his elbow, more than two meters wide, with a square funnel on the top, and a round box below the funnel, with a handle installed outside, the lower left It is a slanted exit, just enough to put a basket under it, and a boxy opening is opened at the other end of the box.

At this moment, old man Wu was shaking the crank, and Ding Wu was standing at the exit with Luo Zijin in his arms, his eyes narrowed by the blowing, and Luo Zijin was still yelling cheerfully: "Wind, wind." A row of people stood behind them, all enjoying the coolness brought by the artificial windmill.

Luo Tian was dumbfounded when he saw it, thinking that she didn't build this windmill to be used as a fan, then he immediately realized something was wrong, rushed over, and shouted happily.

"It was built? So fast?" After speaking, he looked around the windmill up and down, left, right, left, right, and right, then knocked on the round bucket that holds the leaves of the windmill, and tried the handle, um, It was pretty good, just as she expected.

"Luo Tiandu! What do you look like?!" Fang turned her head to see her disheveled look, got angry, and chased her to beat her.

Luo Tian held his head and ran away quickly.

She went back to the house, washed it hastily, and arrived at Old Man Wu's yard, where Fang had already measured out a basket of coarse grains and was testing the windmill to see if it worked.Fang took a dustpan and was tiptoeing to slowly pour sorghum rice into the top funnel. Under the guidance of old man Wu, he adjusted a horizontal plate below the funnel from time to time to control the opening size of the funnel and the falling of the sorghum rice. The old man Wu squinted his eyes and shook the handle. While shaking, the leaves of the windmill inside turned, making the sound of beating sorghum rice, and the ashes and unfulfilled grains were blown out from the outlet, and the clean sorghum rice Slide down from the rice grain outlet below.

Shaking the handle, old man Wu bent down and picked a small handful of sorghum rice into his hand to see, there was no ash, impurities, small stones or the like, and it was very clean.He gave Luo Tiandu a thumbs up, which meant that he praised this thing for its usefulness.

"What kind of windmill is this little lady thinking about? It's very practical and worth promoting." Old man Wu said as he handed over the handle to Fang who was eager to try.

Luo Tian only felt that his face was a little hot, and he wondered how could she think of windmills, which are the crystallization of the wisdom of working people for hundreds of years. Let her alone, not to mention this life, and the next life will be added. I can't even think of it.

"When I was a child, my mother sifted the millet, and she often sifted until she couldn't lift her arms, and she couldn't take care of much. I just thought there was a way for my mother to do things well without having to work so hard. "

The old man Wu nodded: "Little lady has a heart. With the windmill, it will be much more convenient for the common people to blow the millet in the future. Whether it is a carpenter or a blacksmith, they all make things, and they must be usable. What's the point of being practical?" He seemed to have figured it out, and felt that all these years he had spent all those years in the kite wasted, and if he studied hard, he would be able to produce a few decent things. .He thought about dismantling the kite when he turned around, and just be a carpenter seriously.

Luo Tiandu said: "Old man Wu is being extreme again. This windmill, according to our current craftsman level, is not difficult to make, but why didn't anyone think of making a windmill before? In fact, many times, it is not Our technology and tools are immature. The key is that no one thinks about it and applies it to life. This is the most important thing. Otherwise, how can we say that a small step in thinking is a big step in progress? ?" At this point, she blinked and said again, "Uncle Wu, if you can really solve the problem of the kite's power system, I dare say that it will definitely bring unimaginable benefits to our lives."

(End of this chapter)

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