Handmade
Hot air balloon, need to prepare the materials include: hydrogen balloon, cups, toothpicks, scissors, ribbons
1, first of all, prepare a hydrogen balloon.
2, then drill two holes in the paper cup.
3, with both ends of the ribbon, through the holes in the paper cups, tied in a knot fixed.
4, and then the middle part of the ribbon tied to the inner hydrogen balloon.
5, in the paper cup into the toothpick, increase the weight, this time the hydrogen balloon is falling on the table state.
6, slowly take out the right amount of toothpicks, the hydrogen balloon will slowly float in the air, handmade hot air balloon is completed.
Hot air balloons are usually fueled by propane or
LPG
, the cylinder is fixed in the basket, a balloon can carry 80 kilograms of liquid fuel.
Hot air balloon how to do handmade can flyStep 1: Prepare an egg,
tweezers
, a small awl each. Step 2: Use the awl to knock a small hole in the top of the egg, about the diameter of the thickness of the index finger. Step 3: Place the perforated shell in a bowl, fill with water and microwave for 90 seconds. Step 4: Take out the perforated eggshell, insert your index finger inside, turn the eggshell over and gently tap the outside with tweezers to crack it. Step 5: Soak the cracked eggshells in white vinegar for 6 minutes to weaken the bond between the eggshells and the inner membrane of the eggshell (protein) (
calcium carbonate
). Let it dry and peel off the eggshells a little bit. Step 6: After peeling the eggshell, only the ellipsoidal membrane inside the eggshell is left. In this way, an "egg
hot air balloon
" is basically finished.
Note: The inner membrane of the egg should be complete, the hole part of the need to retain a small amount of
egg shell
, so that the "balloon" center of gravity position is appropriate to move down to increase the stability of the balloon in the air. Step 7: Use a mineral water bottle to make a "launch pad", and will be placed above the launch pad egg hot ball ball. Step 8: Launch the candle placed underneath (or moxibustion with moxa pillars, Taobao sells), ignition heating, hot air makes the egg hot air balloon Xu Xu lifted off. Hot air balloon is hot air as a floating gas balloon, in the bottom of the airbag for cold air heating with a large opening and hanging basket. After the balloon is lifted into the air, the amount of fuel injected by the blowtorch is controlled to maneuver the balloon upward or downward. Hot air balloons were the first to appear, and nowadays flying in a hot air balloon has become a favorite air sport.
In addition, hot air balloons are also commonly used in aerial photography and air travel.
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