Fire extinguishing apparatus

Abstract

The present invention provides a fire extinguishing apparatus being inexpensive in manufacturing cost, easy to handle, and it enables a storage tank to be refilled with fire extinguishing sand during a fire extinguishing. A fire extinguishing apparatus of the present invention includes a sand container 3 having fire extinguishing sand a nitrogen gas cylinder 4, and an ejector 5 provided nitrogen gas taken out via a decompression valve 6 from the nitrogen gas cylinder 4. The ejector 5 is connected to a suction tube 7 sucking the fire extinguishing sand from the sand container using negative pressure generated by a nitrogen gas stream and a delivery tube 8 delivering the sucked fire extinguishing sand and the nitrogen gas. The sand container 3 has a lid plate provided with a sand inlet enabling opening and closing, which enables the sand container to be refilled with the fire extinguishing sand during a fire extinguishing.

Dependencies are inferred from the claim text.