Multilayer underground garage vertical ventilation smoke prevention and exhaust system
The invention relates to the technical field of underground garage smoke prevention and exhaust, and discloses a multilayer underground garage vertical ventilation smoke prevention and exhaust system.The multilayer underground garage vertical ventilation smoke prevention and exhaust system comprises...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to the technical field of underground garage smoke prevention and exhaust, and discloses a multilayer underground garage vertical ventilation smoke prevention and exhaust system.The multilayer underground garage vertical ventilation smoke prevention and exhaust system comprises a smoke prevention system and a smoke exhaust system which are arranged in an escape staircase, wherein the smoke prevention system comprises a pressurizing fan, an air outlet pipeline and an air outlet which are sequentially connected, the smoke exhaust system comprises a plurality of air inletsformed in each layer of the garage and a plurality of air exhaust ducts and air exhaust outlets vertically arranged on the side walls of the garage, a closed calcium hydroxide solution pool is furtherarranged below the bottom layer of the garage, the upper ends of the air exhaust ducts are connected with the air exhaust outlets, the lower ends of the air exhaust ducts stretch into the position below the liquid level in the |
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