Patent ID: 8844644
Filing Date: 2014-09-30
Classification: A62C

Abstract:
1. A hand-held aerosol fire suppression apparatus, comprising safety pole ( 1 ), button ( 2 ), enclosure of cartridge ( 4 ), enclosure of cooling layer ( 6 ), jet nozzle ( 8 ), tapered jet orifice ( 9 ), enclosure of apparatus ( 10 ), combustion chamber ( 11 ), rear fender ( 14 ), piezoelectric ceramics ( 15 ), rear cap ( 17 ), and safety ring ( 18 ); wherein the rear cap ( 17 ) is screwed to the enclosure of apparatus ( 10 ); the jet nozzle ( 8 ) is screwed or fitted to the enclosure of apparatus ( 10 ); a chemical agent ( 5 ) is installed in the enclosure of cartridge ( 4 ) and a cooling material ( 7 ) is installed in the enclosure of cooling layer ( 6 ) in the enclosure of apparatus ( 10 ); a thermal insulating layer ( 3 ) is installed between the enclosure of apparatus ( 10 ) and the enclosure of cartridge ( 4 ), between the enclosure of apparatus ( 10 ) and the enclosure of cooling layer ( 6 ), and between the rear fender ( 14 ) and the chemical agent ( 5 ); the combustion chamber ( 11 ) is installed between the enclosure of cartridge ( 4 ) and the enclosure of cooling layer ( 6 ); a groove ( 12 ) is arranged on the enclosure of apparatus ( 10 ) to facilitate gripping; the safety ring ( 18 ) is a circular ring connected with a thin wire, and the other end of the thin wire is led into a small hole above the piezoelectric ceramics ( 15 ); and the tapered jet orifice ( 9 ) is arranged between the jet nozzle ( 8 ) and the enclosure of cooling layer ( 6 ), and the tapered jet orifice ( 9 ) has 30˜40 mm inlet diameter and 5˜12 mm outlet diameter.