Manufacturing method of ship wall-mounted alarm device

1. This utility model belongs to the technical field of shipborne alarm devices, and specifically refers to a wall-mounted alarm device for ships.

Background technique:

2. Ship navigation is dangerous, and the alarm device on the ship is very important. It can quickly notify the people on board when a danger occurs. For the efficiency and effectiveness of communication, most of the current wall-mounted alarm devices use electronic alarms, but the ship is sailing at sea When danger occurs, it is often accompanied by strong winds and huge waves. It is very easy to cause the alarm device to enter water. Even if the alarm device itself has a certain level of airtightness, it is fixed on the hull. When the hull deforms or cracks, The shell is also easy to crack and lose the original sealing performance. In order to cope with this special scene, the utility model proposes a manual and electric dual-mode ship wall-mounted alarm device.

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