Explosion-proof hand-operated fire alarm
A fire alarm and explosion-proof technology, which is applied in fire alarms, alarms, instruments, etc., can solve problems such as fire alarm failure and insect entry, and achieve the effect of protecting safety and enhancing explosion-proof functions
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[0019] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention.
[0020] refer to Figure 1-4 , an explosion-proof manual fire alarm, including an installation case 1 and an alarm 2 docked with the installation case 1, the outer ring of the alarm 2 close to the installation case 1 is fixedly sleeved with a mounting plate 3, and the mounting plate 3 is far away from the installation One side of the casing 1 is provided with a docking collar 4, and the end of the butt collar 4 away from the mounting plate 3 is welded with a fixed seat 5, and a rotating shaft 6 is movably socketed on the fixed seat 5, and the outer ring of the rotating shaft 6 is fixedly socketed There is a connecting rod 7, and the end of the connecting rod 7 away fr...
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