Patent ID: 9682257
Date: 2017-06-20
CPC Classifications: A62B,F24F

Claim:
1. A life-saving system for a fire hazard, comprising: a main gas supply pipe configured to be vertically positioned in a building; and a main gas discharge pipe configured to be vertically positioned in the building, wherein the main gas supply pipe includes auxiliary gas supply pipes each of which comprises a gas supply port located outside the main gas supply pipe and a gas inlet port located inside the main gas supply pipe, with a position of the gas supply port of the auxiliary gas supply pipe being higher than a position of the gas inlet port, wherein the main gas discharge pipe includes auxiliary gas discharge pipes each of which comprises a gas discharge port located outside the main gas discharge pipe and a gas outlet port located inside the main gas discharge pipe, with a position of the gas discharge port of the auxiliary gas discharge pipe being lower than a position of the gas outlet port, wherein the auxiliary gas supply pipes and the auxiliary gas discharge pipes are in an L shape, wherein each of the auxiliary gas supply pipes in the L shape has a horizontal side inserted into a side wall of the main gas supply pipe and a vertical side configured to be vertically positioned and have an end facing downwards, an end of the horizontal side of the auxiliary gas supply pipe is embodied as the gas supply port, and the end of the vertical side of the auxiliary gas supply pipe is embodied as the gas inlet port, and wherein each of the auxiliary gas discharge pipes in the L shape has a horizontal side inserted into a side wall of the main gas discharge pipe and a vertical side configured to be vertically positioned and have an end facing upwards, an end of the horizontal side of the auxiliary gas discharge pipe is embodied as the gas discharge port, and the end of the vertical side of the auxiliary gas discharge pipe is embodied as the gas outlet port.