Life-saving system for fire in multi-storey building

Abstract

The present invention relates to a life-saving apparatus, and particularly to a life-saving system for fire hazard in buildings. The life-saving system comprises a main gas supply pipe (2) and a main gas discharge pipe (9), wherein the main gas supply pipe (2) is provided with auxiliary gas supply pipes (3), each of the auxiliary gas supply pipes (3) comprises a gas supply port (5) located outside the main gas supply pipe (2) and a gas inlet port located inside the main gas supply pipe (2), with the position of the gas supply port (5) of the auxiliary gas supply pipe (3) being higher than that of the gas inlet port; the main gas discharge pipe (9) is provided with auxiliary gas discharge pipes (7), each of the auxiliary gas discharge pipes (7) comprises a gas discharge port (8) located outside the main gas discharge pipe (9) and a gas outlet port located inside the main gas discharge pipe (9), with the position of the gas discharge port (8) of the auxiliary gas discharge pipe (7) being lower than that of the gas outlet port. The present invention does not consume energy and not need maintenance and is of pollution free and noiseless, without affecting normal usage and inherent functions of a toilet. The technical life span reaches up to 50 to 80 years. It can be effective during the whole life of a building and closely linked with house-owner.

Dependencies are inferred from the claim text.