| abstract |
A subminiature automatic hot aerosol fire extinguishing apparatus, comprises a top cover(1), a thermal isolation layer(3), an inner cylinder(4), an outer cylinder(5), a bottom cover(7), an sensing element(8), a separating net(9) and an ignition tool(11). The inner cylinder(4) is provided with a powder column(6) and a cooling layer(10). The thermal isolation layer(3) is set between the inner cylinder(4) and the outer cylinder(5). The sensing element (8) is used for sensing fire. The size of the apparatus is no larger than 0.05m3. Compared with the prior art, the apparatus is compact and convenient to be installed, and can be utilized for quick fire-extinguishing of local area. |