Fire extinguishers can be divided into two types according to its mobile form, namely portable fire extinguishers, cart fire extinguishers.
Portable fire extinguishers, hand-held or shoulder fire extinguishers to quickly run to the fire, about 5 meters from the burning place, put down the fire extinguisher. If outdoors, should choose to spray in the upwind direction. When the distance from the fire about 10 meters, you can turn the cylinder upside down, one hand holding the ring, the other hand holding the bottom ring of the cylinder, will be aimed at the jet of combustion.
Trolley fire extinguishers use, generally operated by two people, the first fire extinguisher quickly pushed and pulled to the fire, in about 10 meters from the fire point to stop, by a person applying the jet hose, both hands holding the gun and aimed at the burning place.
Both types of fire extinguishers are portable firefighting equipment, and are commonly used in many areas of construction, healthcare and life. They also have different types, mainly based on the internal filler to categorize, the extinguishing agent is different, the operation mode and the scope of use are not the same, so it must be based on the use of occasions, to choose the appropriate extinguisher.
Note on the use of fire extinguishers
1, fire extinguishers in the process of conveying and preventing, should be prevented from being placed upside down, exposure, and touching corrosive substances.
2, the fire extinguisher should be placed at a temperature of minus 10 ℃ to 45 ℃ between.
3, fire extinguishers placed on the site should be kept dry to prevent corrosion due to moisture. In addition, to prevent sun exposure, otherwise it will affect the future use of fire extinguishers.
4, fire extinguishers must be in accordance with the manufacturer's regulations, regular inspection.
5, the fire extinguisher pressure gauge without obvious deformation, damage and other phenomena, otherwise to change the new pressure gauge.
6, check out where the pressure gauge pointer, if it is not in the green zone, it means to fill the drive gas.
7, take a close look at the fire extinguisher nozzle has no deformation, damage and other phenomena, otherwise need to be replaced immediately with a new one.
8, the fire extinguisher metal parts have no obvious damage, deformation, rust and corrosion and other phenomena, or need to be replaced immediately.