What Is a Diving Bell?

The diving bell is a kind of unpowered diving device. It has been used in the 15th to 16th centuries. Early submarines were wooden, closed at the top, and open at the bottom. They resemble clocks, hence the name. Most modern diving bells have been changed to fully enclosed structures, and their appearance has also changed greatly, but they still use the old name. After the boat carries the diving bell to the intended location, it is suspended and sunk to the bottom of the sea. The diver's helmet is connected to the diving bell through a duct. The inside of the diving bell is filled with fresh air, which allows the diver to breathe and extend the diver's stay underwater. time. ^[1]

A vehicle used to transport divers to dive and return to the surface. Equipment that can be used by divers to prepare for diving, patrol and rest underwater, there are open and closed types.

It is said that in the 4th century BC,

The principle of a diving bell is like a glass cup flipped into the water. A certain amount of air is always kept in the cup, which allows the diver to breathe, allowing the diver to stay underwater for a longer time.

The diving bell is connected to the surface

Diving bell

The design of modern diving bells (also known as diving decompression chambers) is more complex and has a nearly spherical shape. It is used for underwater construction projects and maintenance of offshore oil rigs. Sometimes it also dives into the water to rescue personnel on the ship in distress. Get out of danger. The use of modern diving bells to transport divers to and from the underwater workplace is as convenient as a lift. It is equipped with a set of oxygen and helium delivery equipment for the diver to breathe. It can work 6 hours a day at a depth of 180 meters below the surface for a week.