Proper use of portable fire extinguishers

A fire extinguisher is a portable fire extinguisher. Put chemicals into the fire extinguisher to put out the fire. Fire extinguishers are one of the common fire fighting facilities, which are stored in public places and places where fires may occur. Different types of fire extinguishers are filled with different components and are specially designed for different fires Designed for a reason.

The following uses a portable dry powder fire extinguisher as an example.

When using, quickly lift the fire extinguisher (generally 2 fire extinguishers as a group) to the fire site.

Remove the lead seal from the fire extinguisher first.

Remove the fuse pin.

Stand at a distance of 2-3 meters upwind of the fire source, and press the fire extinguisher button at the root of the fire source to shoot until the flame is extinguished (if one fire extinguisher cannot be extinguished, quickly use another fire extinguisher to continue to extinguish the fire). Do not spray on people.

Precautions:

If you use it outdoors, you need to stand upwind of the fire source.

When using a fire extinguisher, pay attention to your center of gravity to avoid falling.

Fire extinguisher maintenance precautions:

Normal and effective fire extinguishers and fire hydrants should be regularly checked and maintained. The fire extinguisher will cause air leakage and decompression when exposed to the sun and rain, and will malfunction during use, affecting rescue;

Pay attention to whether the pressure gauge of the fire extinguisher shows abnormality, the equipment is damaged, the storage location and method are improper, and it must be replaced in time;

Fire extinguishers also have a shelf life. After the gas in the bottle expires, the gas must be updated to the relevant qualified inflatable gas in time.

The fire extinguishing agent in the fire extinguisher is disposable. It is best to use it up as soon as it is turned on, because no matter how much it is used, its internal pressure will drop, unless it is re-inflated, it cannot be used continuously, so it cannot be used again after use.

However, the service life of the fire extinguisher tank is 5 to 10 years. After use, you can go to the fire extinguisher manufacturer to refill the fire extinguishing agent, and issue a new certificate after the pressure test, and you can continue to use it.