Abstract
In this design,on the 1F to the 2F for municipal services tube the net keep provide,3 to 9F is frequency conversion water supply pump as the water supply way. Keep provide part the net connect lead of a DN150 into the tube from the municipal services water pipe,another two lead of DN100 into tube connect to -1 F life pond and fire fight pond. Pool of life is made of stainless steel,decorate in the basement,,brick concrete structure is used in fire pool layout in outdoor underground. Drainage using domestic sewage and wastewater combined system. Ventilation tube are all used vertical pipe roof ventilation ventilation. Pump room sink the open trench converge to the underground fire water shaft,the submersible pump again ascend to the outside web inspection Wells into the municipal drainage pipe. Building 3 F above of life the soil pipe is in the 2 F hang the crest,each unit life soil pipe appropriate gather together conversion to arrive drain to sign tube rear row outdoors. Select gravity roof rainwater drainage system. House noodles rain water through the house noodles rain roof drain after collection from rain water tube the row go to the check well.
According to the codes,the building is class one fireproof construction,belongs to one class of medium degree dangerous. Indoor fire fight discharge is 20 L/s and outdoor is 20 L/s,full water spout is 10m,hoses is 25 m,water gun spray the mouth discharge is 5.2 L/s,and the fire standpipe diameter is DN100. In the top set a fire hydrant as an experiment hydrant. All hydrant cabinet set a long-distance leave start fire fight pump of button.
The building is arranged with wet pipe fire sprinkler system. Alarm valve is arranged on the basement. Each floor should set a flow indicator,End water-test equipment and signal valve,its signal all send into fire fight control center to carry on processing. The automatic sprinkler system is divided into one zones. The fire tank is 18 cubic meters,have 10min fire water storage. Automatic sprinkler system and hydrant system of initial stage extinguish fire from the water tank supply water. Latter water supply is supply by fire pump and spray pump in the basement.
Keyword: Water-supply system、Drainage system、Hydrant system、Automatic sprinkler system、Rainwater system