?
can improve the fire survival rate by 50%?
is it is it is it is it, our friends
▼
smoke! feel! Report! police! Tool!
May 27, 2017
Hangzhou Jianggan DistrictHangzhou City Fire broke out in a private house in Gefan Community
Hangzhou City Timely disposal
The fire did not cause any casualties
Afterward
Firefighters asked the residents of the fire to the fire to the fire
Hang from the bottom of the house, the two residents sincerely said that
is an independent firework detection alarm in the room
played a role and saved them!
The harsh alarm sound woke them up from their sleep
When they realized that a fire broke out in their home
Escape from the scene as soon as possible
Indistinguishable
April 17, 2016 late at night 11:00
Door house for a freshman girl in Dalian City
Fire alarm The alarm suddenly sounded
The whole girl was evacuated outdoors
After confirming that it was a girl burned paper shells in the corridor
Due to excessive smoke, the smoke sensor started alarm
The accident did not cause further consequences
did not cause injuries
There are many similar incidents!
I really didn’t expect that a small object that is usually inconspicuous can play such a big role at a critical moment!
Next,
Shushu will explain to you
"Independent Fire Smoke Detection Alarm"
, who is sacred?
Can it actually help everyone escape from the fire scene?
What is the independent firework detection alarm?
↓↓↓
Independent fire detection alarm, is a smoke-sensitive fire detection alarm. can detect smoke generated during fire and issue alarms in a timely manner. can be widely used in Internet cafes, dance halls, cafes, leisure halls, residential areas and other places for fire safety monitoring.
Independent fire detection alarm principle
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Photoelectric sensor measures the concentration of smoke through a beam of light and a light sensor. When the device is designed, the light beam is deviated from the sensor. When smoke enters the sensing chamber, smoke particles will scatter some of the light beam onto the sensor. As the concentration of smoke gradually increases, more beams will be scattered onto the sensor. When the light beam reaches a certain level of the sensor, the speaker will ring. What should be paid attention to when installing and using
?
↓↓↓
1. Do not install the alarm in a place where the temperature of is high and the oil smoke is large, and keep the surrounding environment clean;
2. Please avoid using mousse, insecticides, diluents and other items that produce gel-like suspensions near the alarm to avoid affecting the normal monitoring of the alarm;
3. The alarm should be installed with after the indoor is renovated to avoid contamination by the alarm;
4. The alarm should be installed at least 1.5 meters away from the lamp .
5. Please install the battery according to the product instructions. If the unqualified battery is used, the detector may be damaged. The battery must be replaced with every year.
2015 new version of " Building Design Fire Protection Code " requires that
residential buildings with greater than 54 square meters but not greater than 100 square meters
automatic fire alarm system should be set up in public parts
However, there is no fire alarm in public parts of old communities fire alarm
, and there is no forced installation in new residential buildings. Require
But in fact, smoke alarm
is very effective for early detection of fire
Friends, please act quickly
Check your daily life
Is there any "small artifact" installed ~
I think it's good, please give me a good look!
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